Talos Rules 2020-03-03
This release adds and modifies rules in several categories.

Talos has added and updated coverage for 2020-0688 based on numerous public sources that have emerged in the last 2 days.

Talos also has added and modified multiple rules in the indicator-compromise, malware-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

29151

2020-03-03 19:28:00 UTC

Snort Subscriber Rules Update

Date: 2020-03-03

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:


 * 1:53383 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53382 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel static viewstate key use attempt (server-webapp.rules)
 * 1:53381 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53380 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53379 <-> DISABLED <-> MALWARE-OTHER Win.Dropper.Drooptroop-7604355-0 download attempt (malware-other.rules)

Modified Rules:


 * 1:53349 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53346 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53351 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53350 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53348 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:19389 <-> DISABLED <-> PROTOCOL-VOIP SIP REGISTER flood attempt (protocol-voip.rules)
 * 1:49040 <-> DISABLED <-> INDICATOR-COMPROMISE Microsoft Windows Terminal server RDP over non-standard port attempt (indicator-compromise.rules)
 * 1:53347 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)

29150

2020-03-03 19:28:00 UTC

Snort Subscriber Rules Update

Date: 2020-03-03

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091500.

The format of the file is:

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

New Rules:


 * 1:53380 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53381 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53382 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel static viewstate key use attempt (server-webapp.rules)
 * 1:53379 <-> DISABLED <-> MALWARE-OTHER Win.Dropper.Drooptroop-7604355-0 download attempt (malware-other.rules)
 * 1:53383 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)

Modified Rules:


 * 1:53349 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53351 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53348 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:49040 <-> DISABLED <-> INDICATOR-COMPROMISE Microsoft Windows Terminal server RDP over non-standard port attempt (indicator-compromise.rules)
 * 1:19389 <-> DISABLED <-> PROTOCOL-VOIP SIP REGISTER flood attempt (protocol-voip.rules)
 * 1:53347 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53346 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53350 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)

29141

2020-03-03 19:28:00 UTC

Snort Subscriber Rules Update

Date: 2020-03-03

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:


 * 1:53383 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53379 <-> DISABLED <-> MALWARE-OTHER Win.Dropper.Drooptroop-7604355-0 download attempt (malware-other.rules)
 * 1:53380 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53381 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53382 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel static viewstate key use attempt (server-webapp.rules)

Modified Rules:


 * 1:53349 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53347 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:19389 <-> DISABLED <-> PROTOCOL-VOIP SIP REGISTER flood attempt (protocol-voip.rules)
 * 1:49040 <-> DISABLED <-> INDICATOR-COMPROMISE Microsoft Windows Terminal server RDP over non-standard port attempt (indicator-compromise.rules)
 * 1:53348 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53346 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53350 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53351 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)

29130

2020-03-03 19:28:00 UTC

Snort Subscriber Rules Update

Date: 2020-03-03

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:


 * 1:53380 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53379 <-> DISABLED <-> MALWARE-OTHER Win.Dropper.Drooptroop-7604355-0 download attempt (malware-other.rules)
 * 1:53383 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53381 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53382 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel static viewstate key use attempt (server-webapp.rules)

Modified Rules:


 * 1:53349 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:49040 <-> DISABLED <-> INDICATOR-COMPROMISE Microsoft Windows Terminal server RDP over non-standard port attempt (indicator-compromise.rules)
 * 1:53350 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53347 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53348 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53351 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:19389 <-> DISABLED <-> PROTOCOL-VOIP SIP REGISTER flood attempt (protocol-voip.rules)
 * 1:53346 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)

29111

2020-03-03 19:28:00 UTC

Snort Subscriber Rules Update

Date: 2020-03-03

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:


 * 1:53381 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53382 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel static viewstate key use attempt (server-webapp.rules)
 * 1:53380 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53383 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53379 <-> DISABLED <-> MALWARE-OTHER Win.Dropper.Drooptroop-7604355-0 download attempt (malware-other.rules)

Modified Rules:


 * 1:53348 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53346 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:49040 <-> DISABLED <-> INDICATOR-COMPROMISE Microsoft Windows Terminal server RDP over non-standard port attempt (indicator-compromise.rules)
 * 1:19389 <-> DISABLED <-> PROTOCOL-VOIP SIP REGISTER flood attempt (protocol-voip.rules)
 * 1:53351 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53350 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53349 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53347 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)

3000

2020-03-03 19:28:00 UTC

Snort Subscriber Rules Update

Date: 2020-03-03

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:


 * 1:53380 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (snort3-server-webapp.rules)
 * 1:53381 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (snort3-server-webapp.rules)
 * 1:53382 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel static viewstate key use attempt (snort3-server-webapp.rules)
 * 1:53379 <-> DISABLED <-> MALWARE-OTHER Win.Dropper.Drooptroop-7604355-0 download attempt (snort3-malware-other.rules)
 * 1:53383 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (snort3-server-webapp.rules)

Modified Rules:


 * 1:53346 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (snort3-server-webapp.rules)
 * 1:53350 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (snort3-server-webapp.rules)
 * 1:53349 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (snort3-server-webapp.rules)
 * 1:53348 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (snort3-server-webapp.rules)
 * 1:53347 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (snort3-server-webapp.rules)
 * 1:19389 <-> DISABLED <-> PROTOCOL-VOIP SIP REGISTER flood attempt (snort3-protocol-voip.rules)
 * 1:49040 <-> DISABLED <-> INDICATOR-COMPROMISE Microsoft Windows Terminal server RDP over non-standard port attempt (snort3-indicator-compromise.rules)
 * 1:53351 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (snort3-server-webapp.rules)

2983

2020-03-03 19:28:00 UTC

Snort Subscriber Rules Update

Date: 2020-03-03

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:


 * 1:53380 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53383 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53381 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53382 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel static viewstate key use attempt (server-webapp.rules)
 * 1:53379 <-> DISABLED <-> MALWARE-OTHER Win.Dropper.Drooptroop-7604355-0 download attempt (malware-other.rules)

Modified Rules:


 * 1:53349 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:49040 <-> DISABLED <-> INDICATOR-COMPROMISE Microsoft Windows Terminal server RDP over non-standard port attempt (indicator-compromise.rules)
 * 1:19389 <-> DISABLED <-> PROTOCOL-VOIP SIP REGISTER flood attempt (protocol-voip.rules)
 * 1:53351 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53348 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53350 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53347 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)
 * 1:53346 <-> ENABLED <-> SERVER-WEBAPP Microsoft Exchange Control Panel remote code execution attempt (server-webapp.rules)