Talos Rules 2023-10-03
This release adds and modifies rules in several categories.

Talos has added and modified multiple rules in the file-image and server-mail 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

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2092000.

The format of the file is:

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

New Rules:


 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)

Modified Rules:


 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

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

The format of the file is:

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

New Rules:


 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)
 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)

Modified Rules:


 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

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

The format of the file is:

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

New Rules:


 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)
 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)

Modified Rules:


 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

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

The format of the file is:

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

New Rules:


 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)

Modified Rules:


 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

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

The format of the file is:

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

New Rules:


 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)
 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)

Modified Rules:


 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

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

The format of the file is:

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

New Rules:


 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)

Modified Rules:


 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

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

The format of the file is:

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

New Rules:


 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)
 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)

Modified Rules:


 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

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

The format of the file is:

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

New Rules:


 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)
 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)

Modified Rules:


 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

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

The format of the file is:

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

New Rules:


 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)
 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)

Modified Rules:


 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

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

The format of the file is:

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

New Rules:


 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)

Modified Rules:


 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

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

The format of the file is:

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

New Rules:


 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)
 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)

Modified Rules:


 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:54:05 UTC

Snort Subscriber Rules Update

Date: 2023-10-03

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

The format of the file is:

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

New Rules:


 * 1:62480 <-> DISABLED <-> SERVER-MAIL Exim SMTP Server remote execution attempt (server-mail.rules)
 * 1:62478 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)
 * 1:62479 <-> ENABLED <-> FILE-IMAGE Multiple products libwebp remote code execution attempt (file-image.rules)

Modified Rules:


 * 1:62084 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)
 * 1:62086 <-> DISABLED <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt (malware-cnc.rules)

2023-10-03 11:58:54 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.0.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

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

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.20.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.21.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.35.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.44.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt


2023-10-03 11:58:55 UTC

Snort Subscriber Rules Update

Date: 2023-10-02-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.47.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:300717 <-> FILE-IMAGE Multiple products libwebp remote code execution attempt
* 1:62480 <-> SERVER-MAIL Exim SMTP Server remote execution attempt

Modified Rules:

* 1:62084 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt
* 1:62086 <-> MALWARE-CNC Win.Trojan.RomCom outbound connection attempt