[Snort-sigs] Win.Trojan.DoubleAgent

Phillip Lee phillile at sourcefire.com
Wed May 2 11:36:07 EDT 2018


Thanks for your submission. We will review the rules and get back to you when they're finished. 

Phil Lee
Cisco Talos

> On May 1, 2018, at 2:20 PM, Y M via Snort-sigs <snort-sigs at lists.snort.org> wrote:
> Hi,
> Not sure what call this one, hence, the DoubleAgent, borrowed from the research title. No pcaps available for this one.
> # Title: Lojack Becomes a Double-Agent
> # Tests: systax only
> # Reference: https://asert.arbornetworks.com/lojack-becomes-a-double-agent/amp/ <https://asert.arbornetworks.com/lojack-becomes-a-double-agent/amp/>
> alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"MALWARE-CNC Win.Trojan.DoubleAgent outbound connection"; flow:to_server,established; content:"POST"; http_method; content:"User-Agent: Mozilla/4.0 (compatible|3B| MSIE6.0|3B|)|0D 0A|"; fast_pattern:only; http_header; content:"TagId: "; http_header; content:!"Host: search.namequery.com <http://search.namequery.com/>"; http_header; content:!"Accept"; http_header; metadata:ruleset community, service http; reference:url,asert.arbornetworks.com/lojack-becomes-a-double-agent/amp/ <http://asert.arbornetworks.com/lojack-becomes-a-double-agent/amp/>; classtype:trojan-activity; sid:8000037; rev:1;)
> Thanks.
> YM
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