General

  • Target

    questmodinstaller.exe

  • Size

    176KB

  • Sample

    241231-t57c2syqex

  • MD5

    ed369f4bf4345b9a0680f904495cd101

  • SHA1

    6dceb43de613608cc8468998605eb4b7836b2412

  • SHA256

    8d59ef4f887ea68153faebb1ac97e69319087ff059903d4b26d1961828a8cbca

  • SHA512

    48b4f2b3a87b76985d6c1b513fa261c822ffd4ae5aa9f8b9cbd9e8dafa684bc0a4cb23a16b8202bd33717a3834c1b54ef9266ca1e27db251dc83752c54eb4761

  • SSDEEP

    3072:gNOFXeivN1tvdibFsmIlOo2FzRbSHNBz65/M6If+3Js+3JFkKeTno:g05vNwbFGHNxBt25

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:53655

147.185.221.24::53655

147.185.221.24:53655

topics-properties.gl.at.ply.gg:53655

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

Targets

    • Target

      questmodinstaller.exe

    • Size

      176KB

    • MD5

      ed369f4bf4345b9a0680f904495cd101

    • SHA1

      6dceb43de613608cc8468998605eb4b7836b2412

    • SHA256

      8d59ef4f887ea68153faebb1ac97e69319087ff059903d4b26d1961828a8cbca

    • SHA512

      48b4f2b3a87b76985d6c1b513fa261c822ffd4ae5aa9f8b9cbd9e8dafa684bc0a4cb23a16b8202bd33717a3834c1b54ef9266ca1e27db251dc83752c54eb4761

    • SSDEEP

      3072:gNOFXeivN1tvdibFsmIlOo2FzRbSHNBz65/M6If+3Js+3JFkKeTno:g05vNwbFGHNxBt25

    • 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

    • 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