General

  • Target
    0d4144901bd3612e88bc9845324981851605691f76f2607cb82de7ef1a8347c8.bin
  • Size 1.8MB
  • Sample260804-bncs1atsfy
  • SHA256 0d4144901bd3612e88bc9845324981851605691f76f2607cb82de7ef1a8347c8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

Mutex
  • WNXyXe36EXxmiBQ6

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    svchost.exe

  • pastebin_url

    https://pastebin.com/raw/xjUgskM7

  • telegram

    https://api.telegram.org/bot8909285082:AAFnyNUpWQilyekc05kpUUze2IMlJf-nidE/sendMessage?chat_id=8863907064

aes.plain

Targets

    • Target
      0d4144901bd3612e88bc9845324981851605691f76f2607cb82de7ef1a8347c8.bin
    • Size 1.8MB
    • SHA256 0d4144901bd3612e88bc9845324981851605691f76f2607cb82de7ef1a8347c8
    • 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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • 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