General

  • Target

    XClient.exe

  • Size

    76KB

  • Sample

    241101-znymgatkhv

  • MD5

    619ac6cc011978acd9fd25f65ab6441d

  • SHA1

    89481d68e17b7698aed63ab7788b6c984f8fd47b

  • SHA256

    acc32356012ee7eeb5bd8ee7d61fa8290b43574b47071aa8249caa640a56dab9

  • SHA512

    7c6dfa8d000eda690641746c720fafb3f6b5fd5f6841919c0d5d73957ae1fdcfcce80451cbc8fe707362ea924b142eebacc70f32c326a5d7bcd0d5cea1d3467e

  • SSDEEP

    1536:aZZ+QhaoXeCZBUMRtV7Z+b+D9Sced6ytxOlmS9ynYp:anRha+eyUSr7Z+b+IPxOUSQYp

Malware Config

Extracted

Family

xworm

C2

conviction-48908.portmap.host:22717

Attributes
  • Install_directory

    %AppData%

  • install_file

    Windows Updater.exe

Targets

    • Target

      XClient.exe

    • Size

      76KB

    • MD5

      619ac6cc011978acd9fd25f65ab6441d

    • SHA1

      89481d68e17b7698aed63ab7788b6c984f8fd47b

    • SHA256

      acc32356012ee7eeb5bd8ee7d61fa8290b43574b47071aa8249caa640a56dab9

    • SHA512

      7c6dfa8d000eda690641746c720fafb3f6b5fd5f6841919c0d5d73957ae1fdcfcce80451cbc8fe707362ea924b142eebacc70f32c326a5d7bcd0d5cea1d3467e

    • SSDEEP

      1536:aZZ+QhaoXeCZBUMRtV7Z+b+D9Sced6ytxOlmS9ynYp:anRha+eyUSr7Z+b+IPxOUSQYp

    • 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

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks