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General

  • Target

    BootstrapperNeww.exe

  • Size

    2.9MB

  • Sample

    250301-rq9thsszey

  • MD5

    1b1b8584e5ef883aaa5be59076087d6b

  • SHA1

    e2067cedc5a022487fdcd4f7407b75202d6b0eb1

  • SHA256

    c0361ce0281736d7c36d465ba67683cc16d70335186bd179cedc8f0383760ae4

  • SHA512

    73a951370df807595ddb61ab81aa7e5d7407fca5dba08f40e209d48e1bc2e4e4960439fa61bdf8a2967cde1865460c1df025fff6124607f6eb0752f35e382d45

  • SSDEEP

    49152:IlcyXfHnaBTof9ePCjkIAm1skqXfd+/9A9ByClY1v/a/ehH7pNLLn2tM:CZXfHaFoCIvqkqXf0FglY1XOe97vLnh

Malware Config

Extracted

Family

xworm

C2

casino-offline.gl.at.ply.gg:34999

Attributes
  • Install_directory

    %AppData%

  • install_file

    NVIDIA app.exe

Targets

    • Target

      BootstrapperNeww.exe

    • Size

      2.9MB

    • MD5

      1b1b8584e5ef883aaa5be59076087d6b

    • SHA1

      e2067cedc5a022487fdcd4f7407b75202d6b0eb1

    • SHA256

      c0361ce0281736d7c36d465ba67683cc16d70335186bd179cedc8f0383760ae4

    • SHA512

      73a951370df807595ddb61ab81aa7e5d7407fca5dba08f40e209d48e1bc2e4e4960439fa61bdf8a2967cde1865460c1df025fff6124607f6eb0752f35e382d45

    • SSDEEP

      49152:IlcyXfHnaBTof9ePCjkIAm1skqXfd+/9A9ByClY1v/a/ehH7pNLLn2tM:CZXfHaFoCIvqkqXf0FglY1XOe97vLnh

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • 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

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks