Versions (4)
Version DetailsCurrent
Rev: 5 • May 17, 2012, 12:00 PMET MALWARE W32/HupigonUser.Backdoor Rabclib UA Checkin
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE W32/HupigonUser.Backdoor Rabclib UA Checkin"; flow:established,to_server; http.uri; content:".txt"; http.user_agent; bsize:7; content:"RAbcLib"; fast_pattern; reference:md5,65467e7ff3140f42f4758eca7b76185c; classtype:command-and-control; sid:2014755; rev:5; metadata:created_at 2012_05_17, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_02_22;)
May 17, 2012, 12:00 PM
Feb 22, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Oct 1, 2025, 9:34 PM
rules/emerging-malware.rules