THL OpenDirectory-XiebroC2-Covenant Covenant GruntStager Chrome-41-Windows-7 UA Masquerade on Port 443 (Cleartext HTTP C2 Indicator)
Sourcehunters-ledger
Filehunters-ledger.rules
CreatedApril 3, 2026
UpdatedJuly 13, 2026
Classificationtrojan-activity
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"THL OpenDirectory-XiebroC2-Covenant Covenant GruntStager Chrome-41-Windows-7 UA Masquerade on Port 443 (Cleartext HTTP C2 Indicator)"; flow:established,to_server ; http.user_agent; content:"Chrome/41.0.2228.0"; nocase; http.uri; content:"/en-us/"; startswith; threshold:type limit,track by_src,count 1,seconds 3600 ; classtype:trojan-activity; sid:3500054; rev:2; metadata:author The_Hunters_Ledger, date 2026-04-03, reference https://the-hunters-ledger.com/hunting-detections/opendirectory-193-56-255-154-20260403-detections/ ;)
Metadata
authorThe_Hunters_Ledger
date2026-04-03
referencehttps://the-hunters-ledger.com/hunting-detections/opendirectory-193-56-255-154-20260403-detections/
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