Versions (4)
Version DetailsCurrent
Rev: 1 • Aug 11, 2021, 12:00 PMET MALWARE IIStealer CnC Domain in DNS Lookup (xinxx .allsoulu .com)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE IIStealer CnC Domain in DNS Lookup (xinxx .allsoulu .com)"; dns.query; content:"xinxx.allsoulu.com"; nocase; bsize:18; reference:url,i.blackhat.com/USA21/Wednesday-Handouts/us-21-Anatomy-Of-Native-Iis-Malware-wp.pdf; reference:url,www.welivesecurity.com/2021/08/06/iistealer-server-side-threat-ecommerce-transactions/; classtype:command-and-control; sid:2033705; rev:1; metadata:attack_target Web_Server, created_at 2021_08_11, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_08_11;)
Aug 11, 2021, 12:00 PM
Aug 11, 2021, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 9, 2025, 9:34 PM
rules/emerging-malware.rules