VRT Rules 2014-08-01
The VRT is aware of the Backoff family of malware which affects point-of-sale products.

The VRT has added a rule to the malware-cnc rule set to provide coverage for emerging threats from this technology.

Change logs

2014-08-01 17:10:55 UTC

Sourcefire VRT Rules Update

Date: 2014-08-01

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2962.

The format of the file is:

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

New Rules:


 * 1:31586 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Backoff initial outbound connection (malware-cnc.rules)

Modified Rules:



2014-08-01 17:10:55 UTC

Sourcefire VRT Rules Update

Date: 2014-08-01

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2961.

The format of the file is:

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

New Rules:


 * 1:31586 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Backoff initial outbound connection (malware-cnc.rules)

Modified Rules:



2014-08-01 17:10:55 UTC

Sourcefire VRT Rules Update

Date: 2014-08-01

This is the complete list of rules modified and added in the Sourcefire VRT Certified rule pack for Snort version 2956.

The format of the file is:

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

New Rules:


 * 1:31586 <-> ENABLED <-> MALWARE-CNC Win.Trojan.Backoff initial outbound connection (malware-cnc.rules)

Modified Rules: