General

  • Target

    X.exe

  • Size

    82KB

  • Sample

    250302-1le8sawvbw

  • MD5

    b201ce5dcb58284da7a5ef6294418e56

  • SHA1

    27573051f80debfd74e1a72d27cfd29f58c76d7e

  • SHA256

    188d525daed5c014ea5ae62a1fd1841d783693e41712ea58b9906cda2b60dbed

  • SHA512

    f282f9efa40ce5e753faf803079af9aae478711e6e2f3dcf09c744ae3e670c6ef0cb18b62c8e57ba825faef8c396dd481768ef0680681d4b1b80ad1c3433f11c

  • SSDEEP

    1536:D2wgD0/WhgBpRCn3wtSD+bQ6QqTMj34Al6G4tIzOasNnP6UO:ywkeWQCn1+bQdjrytuOa6Sz

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:36623

fax-scenarios.gl.at.ply.gg:36623

Attributes
  • Install_directory

    %AppData%

  • install_file

    SolaraX.exe

Targets

    • Target

      X.exe

    • Size

      82KB

    • MD5

      b201ce5dcb58284da7a5ef6294418e56

    • SHA1

      27573051f80debfd74e1a72d27cfd29f58c76d7e

    • SHA256

      188d525daed5c014ea5ae62a1fd1841d783693e41712ea58b9906cda2b60dbed

    • SHA512

      f282f9efa40ce5e753faf803079af9aae478711e6e2f3dcf09c744ae3e670c6ef0cb18b62c8e57ba825faef8c396dd481768ef0680681d4b1b80ad1c3433f11c

    • SSDEEP

      1536:D2wgD0/WhgBpRCn3wtSD+bQ6QqTMj34Al6G4tIzOasNnP6UO:ywkeWQCn1+bQdjrytuOa6Sz

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • 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