Talos Rules 2019-05-24
This release adds and modifies rules in several categories.

Talos has added and modified multiple rules in the browser-ie and file-flash 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

29130

2019-05-24 18:40:19 UTC

Snort Subscriber Rules Update

Date: 2019-05-24

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:


 * 1:50189 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50188 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50187 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50186 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50185 <-> DISABLED <-> FILE-FLASH Adobe Flash Player writeExternal type confusion attempt (file-flash.rules)
 * 1:50184 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (browser-ie.rules)
 * 1:50183 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (browser-ie.rules)

Modified Rules:

29120

2019-05-24 18:40:19 UTC

Snort Subscriber Rules Update

Date: 2019-05-24

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091200.

The format of the file is:

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

New Rules:


 * 1:50188 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50189 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50183 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (browser-ie.rules)
 * 1:50186 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50187 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50184 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (browser-ie.rules)
 * 1:50185 <-> DISABLED <-> FILE-FLASH Adobe Flash Player writeExternal type confusion attempt (file-flash.rules)

Modified Rules:

29111

2019-05-24 18:40:19 UTC

Snort Subscriber Rules Update

Date: 2019-05-24

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:


 * 1:50183 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (browser-ie.rules)
 * 1:50186 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50188 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50184 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (browser-ie.rules)
 * 1:50187 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50185 <-> DISABLED <-> FILE-FLASH Adobe Flash Player writeExternal type confusion attempt (file-flash.rules)
 * 1:50189 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)

Modified Rules:

3000

2019-05-24 18:40:19 UTC

Snort Subscriber Rules Update

Date: 2019-05-24

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:


 * 1:50188 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (snort3-content-replace.rules)
 * 1:50183 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (snort3-browser-ie.rules)
 * 1:50184 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (snort3-browser-ie.rules)
 * 1:50186 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (snort3-content-replace.rules)
 * 1:50185 <-> DISABLED <-> FILE-FLASH Adobe Flash Player writeExternal type confusion attempt (snort3-file-flash.rules)
 * 1:50187 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (snort3-content-replace.rules)
 * 1:50189 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (snort3-content-replace.rules)

Modified Rules:

2990

2019-05-24 18:40:20 UTC

Snort Subscriber Rules Update

Date: 2019-05-24

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2990.

The format of the file is:

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

New Rules:


 * 1:50188 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50183 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (browser-ie.rules)
 * 1:50184 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (browser-ie.rules)
 * 1:50186 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50185 <-> DISABLED <-> FILE-FLASH Adobe Flash Player writeExternal type confusion attempt (file-flash.rules)
 * 1:50187 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50189 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)

Modified Rules:

2983

2019-05-24 18:40:20 UTC

Snort Subscriber Rules Update

Date: 2019-05-24

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:


 * 1:50184 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (browser-ie.rules)
 * 1:50183 <-> DISABLED <-> BROWSER-IE Microsoft Internet Explorer sandbox escape attempt (browser-ie.rules)
 * 1:50189 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50188 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50186 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)
 * 1:50185 <-> DISABLED <-> FILE-FLASH Adobe Flash Player writeExternal type confusion attempt (file-flash.rules)
 * 1:50187 <-> ENABLED <-> CONTENT-REPLACE Microsoft Windows require RDP client channel list prior to encryption (content-replace.rules)

Modified Rules: