General

  • Target

    1ca58d727de394ef886ada13679714989c168b8719c2021f0065aa5f3532a819

  • Size

    76KB

  • Sample

    241203-n2p2pstqfw

  • MD5

    a927f83cacb60970c88a430034a3fc79

  • SHA1

    965ff343c6948d8956b6b448939d1336291e98dd

  • SHA256

    1ca58d727de394ef886ada13679714989c168b8719c2021f0065aa5f3532a819

  • SHA512

    dec45c5e8e50ff960b52511b93fa67a04cbe317d8ad58d3b4f4bfe3ff88a372fdbbf46f226ae8ecea1469457ae6f42e4a6b9b0c8c91e9d6dbd212741ac44af85

  • SSDEEP

    1536:2+GNlhXTATqWAXYj69qhHNbnz8gq5HDM6EquckOteutq1:2pNjzWiYjGqhHNbnHhOteuU1

Malware Config

Extracted

Family

xworm

C2

185.84.161.13:7000

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

Targets

    • Target

      1ca58d727de394ef886ada13679714989c168b8719c2021f0065aa5f3532a819

    • Size

      76KB

    • MD5

      a927f83cacb60970c88a430034a3fc79

    • SHA1

      965ff343c6948d8956b6b448939d1336291e98dd

    • SHA256

      1ca58d727de394ef886ada13679714989c168b8719c2021f0065aa5f3532a819

    • SHA512

      dec45c5e8e50ff960b52511b93fa67a04cbe317d8ad58d3b4f4bfe3ff88a372fdbbf46f226ae8ecea1469457ae6f42e4a6b9b0c8c91e9d6dbd212741ac44af85

    • SSDEEP

      1536:2+GNlhXTATqWAXYj69qhHNbnz8gq5HDM6EquckOteutq1:2pNjzWiYjGqhHNbnHhOteuU1

    • 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

    • 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