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General

  • Target

    WIndows Defender.bat

  • Size

    39.9MB

  • Sample

    241001-h6s19s1eqc

  • MD5

    3156d6e9effa40c04b6a3b8f89ed1472

  • SHA1

    638edd578961a417f68819ea4c6a4f1c7c602151

  • SHA256

    20f420d2318cf01f592a1c03eeb33dd2b38f25dcb38ab3d83a59f2b45b9675b7

  • SHA512

    7a602e20449b02559bfc433d98378f8b340bc13eda179420534129f7f5c526243b5acacbdff9daf30189c7b2837c9495ac82f6a6b6a21cd0750109b8017c59fb

  • SSDEEP

    49152:Cczd7kw7OEBLgMR+eFyueZMGiAvMeJJGODaUUxrO5a7DrJ4/GJgl9WNGCtab60uL:C0

Malware Config

Extracted

Family

xworm

C2

cost-steam.gl.at.ply.gg:56373

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    Helper.exe

Targets

    • Target

      WIndows Defender.bat

    • Size

      39.9MB

    • MD5

      3156d6e9effa40c04b6a3b8f89ed1472

    • SHA1

      638edd578961a417f68819ea4c6a4f1c7c602151

    • SHA256

      20f420d2318cf01f592a1c03eeb33dd2b38f25dcb38ab3d83a59f2b45b9675b7

    • SHA512

      7a602e20449b02559bfc433d98378f8b340bc13eda179420534129f7f5c526243b5acacbdff9daf30189c7b2837c9495ac82f6a6b6a21cd0750109b8017c59fb

    • SSDEEP

      49152:Cczd7kw7OEBLgMR+eFyueZMGiAvMeJJGODaUUxrO5a7DrJ4/GJgl9WNGCtab60uL:C0

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks