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General

  • Target

    a9eb43b68ccf19cd992c9386d6982ae0N.exe

  • Size

    77KB

  • Sample

    240715-jlf2msydkb

  • MD5

    a9eb43b68ccf19cd992c9386d6982ae0

  • SHA1

    079d4e64a8bbaaea3d41e6506152464ea52dfe93

  • SHA256

    de3cd57bcd5e79ce919a67d56c246af488e44a8660112b8864069818a2e47cff

  • SHA512

    ddf73e3d970d4996d11a6da06d77b7b5de1d291c8a6d14fa862ac209380aabf1d636371f1a22305711d922091987c914b6a017ecfb79db9f384fed93e4562fe6

  • SSDEEP

    1536:v5Nh5AUOIQsp17b5++8IsB5Lj62I8nSOsu/emwmHv:v5NE50Pb8+gSOl/syv

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:7000

Attributes
  • Install_directory

    %Temp%

  • install_file

    main.exe

  • telegram

    https://api.telegram.org/bot6921836587:AAFieuB3TYRpf6Wxy5dxRjmAM6gvVtXvWOY/sendMessage?chat_id=5424027834

Targets

    • Target

      a9eb43b68ccf19cd992c9386d6982ae0N.exe

    • Size

      77KB

    • MD5

      a9eb43b68ccf19cd992c9386d6982ae0

    • SHA1

      079d4e64a8bbaaea3d41e6506152464ea52dfe93

    • SHA256

      de3cd57bcd5e79ce919a67d56c246af488e44a8660112b8864069818a2e47cff

    • SHA512

      ddf73e3d970d4996d11a6da06d77b7b5de1d291c8a6d14fa862ac209380aabf1d636371f1a22305711d922091987c914b6a017ecfb79db9f384fed93e4562fe6

    • SSDEEP

      1536:v5Nh5AUOIQsp17b5++8IsB5Lj62I8nSOsu/emwmHv:v5NE50Pb8+gSOl/syv

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks