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    Web Server Outbound Steam C2

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    GlassDiceBearhttps://www.dicebear.comhttps://creativecommons.org/publicdomain/zero/1.0/„Glass” (https://www.dicebear.com) by „DiceBear”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
    Luís Marques@remotecodeexecution
    •updated Jun 2, 2026•0•0•5

    Detects outbound network connections from web server processes to steamcommunity.com, which is used by this malware to fetch steganographically encoded C2 payloads from profile comments.

    Sigma

    Tags

    TA0011 - Command and ControlT1102.002 - Bidirectional CommunicationT1071.001 - Web ProtocolsNetwork ConnectionNetwork Connection OutboundWindowsLinuxApache HTTP ServerNginx HTTP ServerMicrosoft IisGeneric Network Logattack.ta0011attack.t1102.002attack.t1071.001

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