General

  • Target
    286e3623f86949acd04498927a1a3bd89dc34f43f1d5bdeec98d3c3c5fef3cfe.bin
  • Size 19KB
  • Sample260813-qjfres1ane
  • SHA256 286e3623f86949acd04498927a1a3bd89dc34f43f1d5bdeec98d3c3c5fef3cfe
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

Mutex
  • pgWke5Qfnw6Kp1Om

Attributes
  • Install_directory

    %AppData%

  • install_file

    Steam.exe

  • localhost

    127.0.0.1

aes.plain

Targets

    • Target
      systems.exe
    • Size 41KB
    • SHA256 0d6a31c4887e89ea823261020e634f8bca6ee040e218d3aa6b811031ba3614c6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • 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.

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • 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 v16

Tasks