General

  • Target

    XClient.exe

  • Size

    41KB

  • Sample

    241119-p2j15a1ldr

  • MD5

    78e83eaeae1b1182da9a18518fec4447

  • SHA1

    14dbde9245cc64f657650279fbe39d1f58d79a92

  • SHA256

    66a29a122148dfd95b3e89de247d61665eeef370d8d3821780ed5e253f4b1412

  • SHA512

    ca4b592240c1ccc891544ec15614f7fed0db03923579d4123c8ce6660e8fd1b61370c478da6b026bffc98e99ffe1c2e6804f9d565df94ff898efdedbc632d9d5

  • SSDEEP

    768:VG2ZOWZ42nxuT3XvgggCLJF5PG9pmFy66vOwhN3EmzD:VG2bZ42n07XvvgcFI9AI66vOwv9v

Malware Config

Extracted

Family

xworm

Version

5.0

C2

welcome-soon.gl.at.ply.gg:12447

Mutex

PtxpsGXfhlwwzIMn

Attributes
  • Install_directory

    %AppData%

  • install_file

    $77MicrosoftDefender.exe

aes.plain

Targets

    • Target

      XClient.exe

    • Size

      41KB

    • MD5

      78e83eaeae1b1182da9a18518fec4447

    • SHA1

      14dbde9245cc64f657650279fbe39d1f58d79a92

    • SHA256

      66a29a122148dfd95b3e89de247d61665eeef370d8d3821780ed5e253f4b1412

    • SHA512

      ca4b592240c1ccc891544ec15614f7fed0db03923579d4123c8ce6660e8fd1b61370c478da6b026bffc98e99ffe1c2e6804f9d565df94ff898efdedbc632d9d5

    • SSDEEP

      768:VG2ZOWZ42nxuT3XvgggCLJF5PG9pmFy66vOwhN3EmzD:VG2bZ42n07XvvgcFI9AI66vOwv9v

    • 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

    • 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