[Snort-sigs] Win.Trojan.Revenge RAT

Phillip Lee phillile at sourcefire.com
Tue Feb 20 07:15:12 EST 2018


Yaser,

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

Can you send along the pcaps that you have? 

Regards,
Phil Lee
Cisco Talos

> On Feb 20, 2018, at 3:24 AM, Y M via Snort-sigs <snort-sigs at lists.snort.org> wrote:
> 
> Hi,
> 
> The below rules are for detecting the revenge rat. Pcaps for the below hashes are available.
> 
> 79bdbf9ec639d5ccf3992e9c9fe9eeba21d191dc168194a80b50f3aa8068892a
> 14731a5222178aba49a88b88da3f3de63bdee5dcc766c453af4d32a05942c686
> 518f7803ad1b8e630f50719d7cb3638ea5d67fa4d4387a55f44ddca4ef55a3ee
> cf8a2495c95f1edf237ec8281b85e3ee127e2d15c8e5c6bebeb038e3e135134b
> e7d4198bc93202434843459be2f8aff2a5effecf052e210b2d7df9ce55cca134
> aeb64721415ebc354e81f8a90932a2b9708fe2907d749203678df6e91604336c
> 7b875f2fa6d638a8295af1ca88aaee6dd657ca31edddbfcc2fcaac1974d7c563
> edb115dd5ca7c7f9dd069746daa0a4ee6298bf94de62510d3f8bebfa5f5a8bcd
> 
> alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"MALWARE-CNC Win.Trojan.Revenge RAT outbound connection"; flow:to_server,established; content:"Information"; depth:11; content:"|2A 2D 5D|NK|5B 2D 2A|"; fast_pattern:only; metadata:ruleset community; classtype:trojan-activity; sid:9000039; rev:1;)
> 
> alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"MALWARE-CNC Win.Trojan.Revenge RAT inbound connection attempt"; flow:to_client,established; dsize:<12; content:"PNC|2A 2D 5D|NK|5B 2D 2A|"; fast_pattern:only; metadata:ruleset community; classtype:trojan-activity; sid:9000040; rev:1;)
> 
> Thanks.
> YM
> 
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