Re: Win.Trojan.NetSupport RAT sig(s)

[Tyler Montier <tmontier () sourcefire com>]

Yaser,

Thanks for your submission. We will review the rules and get back to you as
soon as their finished.

Since you have a pcap, can you send it my way?

Regards,
Tyler Montier
Cisco Talos

On Thu, Oct 26, 2017 at 7:09 AM, Y M via Snort-sigs <
snort-sigs () lists snort org> wrote:

> Hello,
>
>
> The below rule is for detecting the NetSupport RAT. PCAP is available.
>
>
> alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"MALWARE-CNC
> Win.Trojan.NetSupport RAT outbound connection attempt";
> flow:to_server,established; content:"POST"; content:"User-Agent|3A
> 20|NetSupport Manager/"; nocase; fast_pattern:only; content:".htm HTTP";
> content:"|0A 0A|CMD="; metadata:ruleset community, service http;
> reference:url,www.virustotal.com/#/file/b87ef28981defd135496e25233cc7a
> 47a376a75ddea97fcd4c0927995dd22e47/detection; reference:url,twitter.com/
> thlnk3r/status/923291439336890368; reference:url,https://www.
> hybrid-analysis.com/sample/b87ef28981defd135496e25233cc7a
> 47a376a75ddea97fcd4c0927995dd22e47; classtype:trojan-activity;
> sid:9000001; rev:1;)
>
>
> Thank you.
>
> YM
>
>
>
>
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