Snort mailing list archives
Re: Win.Trojan.yty
From: Phillip Lee <phillile () sourcefire com>
Date: Wed, 14 Mar 2018 14:46:13 -0400
Yaser, Thanks for your submission. We will review the rules and get back to you when they're finished. Regards, Phil Lee Cisco Talos
On Mar 14, 2018, at 2:38 PM, Y M via Snort-sigs <snort-sigs () lists snort org> wrote: Hi The below rules are based of the research posted at the resource link. Unfortunately, no pcaps available. alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"MALWARE-CNC Win.Trojan.yty initial outbound connection"; flow:to_server,established; content:"POST"; http_method; content:"score=Name|3A|"; fast_pattern:only; http_client_body; content:">Caption|3A|"; http_client_body; content:">SerialNumber|3A|"; http_client_body; content:">VM|3A|"; http_client_body; metadata:ruleset community, service http; reference:url,www.arbornetworks.com/blog/asert/donot-team-leverages-new-modular-malware-framework-south-asia/ <http://www.arbornetworks.com/blog/asert/donot-team-leverages-new-modular-malware-framework-south-asia/>; classtype:trojan-activity; sid:9000043; rev:1;) alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"MALWARE-CNC Win.Trojan.yty retrieve modules outbound connection"; flow:to_server,established; content:"POST"; http_method; content:"pc="; http_client_body; content:"&whi="; http_client_body; fast_pattern:only; content:"&pc_data=<div class=|27|pcinfo|27|>"; http_client_body; metadata:ruleset community, service http; reference:url,www.arbornetworks.com/blog/asert/donot-team-leverages-new-modular-malware-framework-south-asia/ <http://www.arbornetworks.com/blog/asert/donot-team-leverages-new-modular-malware-framework-south-asia/>; classtype:trojan-activity; sid:9000044; rev:1;) alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"MALWARE-CNC Win.Trojan.yty exfiltration outbound connection"; flow:to_server,established; content:"POST"; http_method; content:"/file_upload?"; http_uri; fast_pattern:only; content:"status="; http_uri; content:"&path="; http_uri; content:"&pc="; http_uri; content:"&type="; http_uri; content:"&fname="; http_uri; content:"&cnumber="; http_uri; content:"&orname="; http_uri; content:"&ofid="; http_uri; metadata:ruleset community, service http; reference:url,www.arbornetworks.com/blog/asert/donot-team-leverages-new-modular-malware-framework-south-asia/ <http://www.arbornetworks.com/blog/asert/donot-team-leverages-new-modular-malware-framework-south-asia/>; classtype:trojan-activity; sid:9000045; rev:1;) Thanks. YM _______________________________________________ Snort-sigs mailing list Snort-sigs () lists snort org <mailto:Snort-sigs () lists snort org> https://lists.snort.org/mailman/listinfo/snort-sigs <https://lists.snort.org/mailman/listinfo/snort-sigs> Please visit http://blog.snort.org <http://blog.snort.org/> for the latest news about Snort! Please follow these rules: https://snort.org/faq/what-is-the-mailing-list-etiquette <https://snort.org/faq/what-is-the-mailing-list-etiquette> Visit the Snort.org <http://snort.org/> to subscribe to the official Snort ruleset, make sure to stay up to date to catch the most <a href=" https://snort.org/downloads/#rule-downloads <https://snort.org/downloads/#rule-downloads>">emerging threats</a>!
_______________________________________________ Snort-sigs mailing list Snort-sigs () lists snort org https://lists.snort.org/mailman/listinfo/snort-sigs Please visit http://blog.snort.org for the latest news about Snort! Please follow these rules: https://snort.org/faq/what-is-the-mailing-list-etiquette Visit the Snort.org to subscribe to the official Snort ruleset, make sure to stay up to date to catch the most <a href=" https://snort.org/downloads/#rule-downloads">emerging threats</a>!
Current thread:
- Win.Trojan.yty Y M via Snort-sigs (Mar 14)
- Re: Win.Trojan.yty Phillip Lee (Mar 14)
- Re: Win.Trojan.yty Phillip Lee (Mar 28)
- Re: Win.Trojan.yty Phillip Lee (Mar 14)