General

  • Target
    payment. 001 224326.pdf.bat.exe
  • Size 801KB
  • Sample260604-gd99eaas6y
  • SHA256 68af66991e125976da13a5f0ea7bb2c47c255ec742e848064a9486302bd9babe
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      payment. 001 224326.pdf.bat.exe
    • Size 801KB
    • SHA256 68af66991e125976da13a5f0ea7bb2c47c255ec742e848064a9486302bd9babe
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • 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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks