Talos Rules 2017-09-19
This release adds and modifies rules in several categories.

Talos has added and modified multiple rules in the blacklist, browser-ie, file-office, file-other, file-pdf, malware-cnc, scada and server-webapp rule sets to provide coverage for emerging threats from these technologies.

Change logs

2017-09-19 15:22:14 UTC

Snort Subscriber Rules Update

Date: 2017-09-19

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2091100.

The format of the file is:

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

New Rules:


 * 1:44378 <-> DISABLED <-> SERVER-WEBAPP Easy File Sharing HTTP Server Post buffer overflow attempt (server-webapp.rules)
 * 1:44375 <-> DISABLED <-> SERVER-OTHER Open SSL 1.0.2 DoS attempt with an invalid signature algorithm (server-other.rules)
 * 1:44374 <-> DISABLED <-> SERVER-OTHER Open SSL 1.0.2 DoS attempt with an invalid hash algorithm (server-other.rules)
 * 1:44373 <-> DISABLED <-> SERVER-WEBAPP XStream void primitive denial of service attempt (server-webapp.rules)
 * 1:44372 <-> DISABLED <-> FILE-OFFICE RTF WSDL file download attempt (file-office.rules)
 * 1:44371 <-> DISABLED <-> FILE-OFFICE RTF WSDL file download attempt (file-office.rules)
 * 1:44370 <-> DISABLED <-> FILE-PDF Nitro Pro malformed object index buffer overflow attempt (file-pdf.rules)
 * 1:44369 <-> DISABLED <-> FILE-PDF Nitro Pro malformed object index buffer overflow attempt (file-pdf.rules)
 * 1:44368 <-> DISABLED <-> SCADA CoDeSys GatewayService heap overrun attempt (scada.rules)
 * 1:44367 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Paradise ransomware inbound executable (malware-cnc.rules)
 * 1:44366 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Paradise ransomware inbound executable (malware-cnc.rules)
 * 1:44365 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Paradise ransomware outbound post (malware-cnc.rules)
 * 3:44376 <-> ENABLED <-> FILE-OTHER TRUFFLEHUNTER TALOS-2017-0452 attack attempt (file-other.rules)
 * 3:44377 <-> ENABLED <-> FILE-OTHER TRUFFLEHUNTER TALOS-2017-0452 attack attempt (file-other.rules)

Modified Rules:


 * 1:44362 <-> ENABLED <-> BLACKLIST User-Agent known malicious user-agent string - Sality (blacklist.rules)
 * 1:40970 <-> DISABLED <-> BROWSER-IE Microsoft Edge Object.defineProperty type confusion attempt (browser-ie.rules)
 * 1:40969 <-> DISABLED <-> BROWSER-IE Microsoft Edge Object.defineProperty type confusion attempt (browser-ie.rules)

2017-09-19 15:22:14 UTC

Snort Subscriber Rules Update

Date: 2017-09-19

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:


 * 1:44369 <-> DISABLED <-> FILE-PDF Nitro Pro malformed object index buffer overflow attempt (file-pdf.rules)
 * 1:44366 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Paradise ransomware inbound executable (malware-cnc.rules)
 * 1:44367 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Paradise ransomware inbound executable (malware-cnc.rules)
 * 1:44370 <-> DISABLED <-> FILE-PDF Nitro Pro malformed object index buffer overflow attempt (file-pdf.rules)
 * 1:44371 <-> DISABLED <-> FILE-OFFICE RTF WSDL file download attempt (file-office.rules)
 * 1:44373 <-> DISABLED <-> SERVER-WEBAPP XStream void primitive denial of service attempt (server-webapp.rules)
 * 1:44378 <-> DISABLED <-> SERVER-WEBAPP Easy File Sharing HTTP Server Post buffer overflow attempt (server-webapp.rules)
 * 1:44372 <-> DISABLED <-> FILE-OFFICE RTF WSDL file download attempt (file-office.rules)
 * 1:44368 <-> DISABLED <-> SCADA CoDeSys GatewayService heap overrun attempt (scada.rules)
 * 1:44365 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Paradise ransomware outbound post (malware-cnc.rules)
 * 1:44375 <-> DISABLED <-> SERVER-OTHER Open SSL 1.0.2 DoS attempt with an invalid signature algorithm (server-other.rules)
 * 1:44374 <-> DISABLED <-> SERVER-OTHER Open SSL 1.0.2 DoS attempt with an invalid hash algorithm (server-other.rules)
 * 3:44377 <-> ENABLED <-> FILE-OTHER TRUFFLEHUNTER TALOS-2017-0452 attack attempt (file-other.rules)
 * 3:44376 <-> ENABLED <-> FILE-OTHER TRUFFLEHUNTER TALOS-2017-0452 attack attempt (file-other.rules)

Modified Rules:


 * 1:40970 <-> DISABLED <-> BROWSER-IE Microsoft Edge Object.defineProperty type confusion attempt (browser-ie.rules)
 * 1:44362 <-> ENABLED <-> BLACKLIST User-Agent known malicious user-agent string - Sality (blacklist.rules)
 * 1:40969 <-> DISABLED <-> BROWSER-IE Microsoft Edge Object.defineProperty type confusion attempt (browser-ie.rules)

2017-09-19 15:22:14 UTC

Snort Subscriber Rules Update

Date: 2017-09-19

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:


 * 1:44378 <-> DISABLED <-> SERVER-WEBAPP Easy File Sharing HTTP Server Post buffer overflow attempt (server-webapp.rules)
 * 1:44365 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Paradise ransomware outbound post (malware-cnc.rules)
 * 1:44374 <-> DISABLED <-> SERVER-OTHER Open SSL 1.0.2 DoS attempt with an invalid hash algorithm (server-other.rules)
 * 1:44370 <-> DISABLED <-> FILE-PDF Nitro Pro malformed object index buffer overflow attempt (file-pdf.rules)
 * 1:44369 <-> DISABLED <-> FILE-PDF Nitro Pro malformed object index buffer overflow attempt (file-pdf.rules)
 * 1:44368 <-> DISABLED <-> SCADA CoDeSys GatewayService heap overrun attempt (scada.rules)
 * 1:44372 <-> DISABLED <-> FILE-OFFICE RTF WSDL file download attempt (file-office.rules)
 * 1:44371 <-> DISABLED <-> FILE-OFFICE RTF WSDL file download attempt (file-office.rules)
 * 1:44373 <-> DISABLED <-> SERVER-WEBAPP XStream void primitive denial of service attempt (server-webapp.rules)
 * 1:44366 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Paradise ransomware inbound executable (malware-cnc.rules)
 * 1:44375 <-> DISABLED <-> SERVER-OTHER Open SSL 1.0.2 DoS attempt with an invalid signature algorithm (server-other.rules)
 * 1:44367 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Paradise ransomware inbound executable (malware-cnc.rules)
 * 3:44376 <-> ENABLED <-> FILE-OTHER TRUFFLEHUNTER TALOS-2017-0452 attack attempt (file-other.rules)
 * 3:44377 <-> ENABLED <-> FILE-OTHER TRUFFLEHUNTER TALOS-2017-0452 attack attempt (file-other.rules)

Modified Rules:


 * 1:44362 <-> ENABLED <-> BLACKLIST User-Agent known malicious user-agent string - Sality (blacklist.rules)
 * 1:40969 <-> DISABLED <-> BROWSER-IE Microsoft Edge Object.defineProperty type confusion attempt (browser-ie.rules)
 * 1:40970 <-> DISABLED <-> BROWSER-IE Microsoft Edge Object.defineProperty type confusion attempt (browser-ie.rules)