Talos Rules 2021-12-17
This release adds and modifies rules in several categories.

Talos is releasing updates to Snort SIDs: 58740-58742 and new Snort SIDs: 58801-58814 to address CVE-2021-44228/CVE-2021-45046, an RCE vulnerability in the Apache Log4j API.

Talos has added and modified multiple rules in the indicator-obfuscation, malware-cnc, policy-other and server-webapp rule sets to provide coverage for emerging threats from these technologies.

For information about Snort Subscriber Rulesets available for purchase, please visit the Snort product page.

Change logs

29190

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091900.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (malware-cnc.rules)
 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (policy-other.rules)
 * 3:58802 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58803 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58804 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58806 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58805 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58808 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58809 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58810 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58807 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)

Modified Rules:


 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (indicator-obfuscation.rules)
 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)

29181

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091801.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (policy-other.rules)
 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (malware-cnc.rules)
 * 3:58802 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58803 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58806 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58804 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58808 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58809 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58807 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58810 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58805 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)

Modified Rules:


 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (indicator-obfuscation.rules)
 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)

29171

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091701.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (policy-other.rules)
 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (malware-cnc.rules)
 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 3:58803 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58804 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58805 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58802 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58808 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58809 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58807 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58810 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58806 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)

Modified Rules:


 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (indicator-obfuscation.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)

29170

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091700.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (policy-other.rules)
 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (malware-cnc.rules)
 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 3:58803 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58809 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58804 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58802 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58805 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58807 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58806 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58808 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58810 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)

Modified Rules:


 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (indicator-obfuscation.rules)
 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)

29161

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091601.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (policy-other.rules)
 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (malware-cnc.rules)
 * 3:58805 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58803 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58807 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58808 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58804 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58802 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58809 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58810 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58806 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)

Modified Rules:


 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (indicator-obfuscation.rules)
 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)

29160

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091600.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (policy-other.rules)
 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (malware-cnc.rules)
 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 3:58805 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58804 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58809 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58802 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58808 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58806 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58803 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58810 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58807 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)

Modified Rules:


 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (indicator-obfuscation.rules)
 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)

29151

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091501.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (policy-other.rules)
 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (malware-cnc.rules)
 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 3:58802 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58803 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58806 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58805 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58810 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58804 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58807 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58808 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58809 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)

Modified Rules:


 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (indicator-obfuscation.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)

29141

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091401.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (policy-other.rules)
 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (malware-cnc.rules)
 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 3:58810 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58803 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58804 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58809 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58802 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58808 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58805 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58807 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58806 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)

Modified Rules:


 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (indicator-obfuscation.rules)
 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)

29130

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091300.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (policy-other.rules)
 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (malware-cnc.rules)
 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 3:58808 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58810 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58803 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58802 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58806 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58809 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58807 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58804 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58805 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)

Modified Rules:


 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (indicator-obfuscation.rules)

29111

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091101.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (malware-cnc.rules)
 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (policy-other.rules)
 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 3:58809 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58805 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58807 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58808 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58810 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58804 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58802 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58803 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)
 * 3:58806 <-> ENABLED <-> SERVER-WEBAPP Apache Log4j logging remote code execution attempt (server-webapp.rules)

Modified Rules:


 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (indicator-obfuscation.rules)

3000

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3000.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (snort3-server-other.rules)
 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (snort3-server-other.rules)
 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (snort3-policy-other.rules)
 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (snort3-server-other.rules)
 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (snort3-malware-cnc.rules)

Modified Rules:


 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (snort3-server-other.rules)
 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (snort3-indicator-obfuscation.rules)
 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (snort3-server-other.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (snort3-server-other.rules)

2983

2021-12-18 03:52:37 UTC

Snort Subscriber Rules Update

Date: 2021-12-17

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2983.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:58811 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58813 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58812 <-> ENABLED <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt (server-other.rules)
 * 1:58801 <-> ENABLED <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt (malware-cnc.rules)
 * 1:58814 <-> DISABLED <-> POLICY-OTHER Java User-Agent remote class download attempt (policy-other.rules)

Modified Rules:


 * 1:58742 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:58744 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)
 * 1:41714 <-> ENABLED <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt (indicator-obfuscation.rules)
 * 1:58743 <-> ENABLED <-> SERVER-OTHER Apache Log4j logging remote code execution attempt (server-other.rules)

3031

2021-12-18 03:55:22 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.0.3.1.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

3034

2021-12-18 03:55:22 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.0.3.4.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

3100

2021-12-18 03:55:22 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.1.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

3101

2021-12-18 03:55:22 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.1.0.1.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

3110

2021-12-18 03:55:22 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.1.1.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

3130

2021-12-18 03:55:22 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.1.3.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

3140

2021-12-18 03:55:22 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.1.4.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

3150

2021-12-18 03:55:28 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.1.5.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

3170

2021-12-18 03:55:28 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.1.7.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

3190

2021-12-18 03:55:28 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.1.9.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

31110

2021-12-18 03:55:28 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.1.11.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

31150

2021-12-18 03:55:28 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.1.15.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt

31180

2021-12-18 03:55:28 UTC

Snort Subscriber Rules Update

Date: 2021-12-18-001

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 3.1.18.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:41714 <-> INDICATOR-OBFUSCATION rfc822 HTTP transfer encoding attempt attempt
* 1:58801 <-> MALWARE-CNC JNDI Exploit Kit searchResEntry dynamic code download attempt
* 1:58811 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58812 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58813 <-> SERVER-OTHER VMWare vSphere log4shell exploit attempt
* 1:58814 <-> POLICY-OTHER Java User-Agent remote class download attempt

Modified Rules:

* 1:58742 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58743 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt
* 1:58744 <-> SERVER-OTHER Apache Log4j logging remote code execution attempt