General

  • Target

    Builder.bat

  • Size

    6.0MB

  • Sample

    250109-zsfx8a1khs

  • MD5

    cf96021bd2d062e759442070fafa0cb8

  • SHA1

    0b77a16c465c729b11024bf71c6f20b0e686ea5a

  • SHA256

    b0183218deea28afc25cae8eae6bcc9e6b07555111d83051ae077fd2d23d3514

  • SHA512

    0eabf4e5d10d23e56d60926b6fab6a59222c730f8a7a7a479985a26c2b78bfba1680c54cf37f57e23ff240a0c94551fad74b76b5f1554a886c464769164ec248

  • SSDEEP

    98304:QCEtdFBCm/I5TamaHl3Ne4i3gmtfXJOLhx9fZAzDJ4wzQgsRuGK4RnOnAK23fX1P:QJFIm/deN/FJMIDJf0gsAGK4ROnAK2vF

Malware Config

Targets

    • Target

      Builder.bat

    • Size

      6.0MB

    • MD5

      cf96021bd2d062e759442070fafa0cb8

    • SHA1

      0b77a16c465c729b11024bf71c6f20b0e686ea5a

    • SHA256

      b0183218deea28afc25cae8eae6bcc9e6b07555111d83051ae077fd2d23d3514

    • SHA512

      0eabf4e5d10d23e56d60926b6fab6a59222c730f8a7a7a479985a26c2b78bfba1680c54cf37f57e23ff240a0c94551fad74b76b5f1554a886c464769164ec248

    • SSDEEP

      98304:QCEtdFBCm/I5TamaHl3Ne4i3gmtfXJOLhx9fZAzDJ4wzQgsRuGK4RnOnAK23fX1P:QJFIm/deN/FJMIDJf0gsAGK4ROnAK2vF

    • Deletes Windows Defender Definitions

      Uses mpcmdrun utility to delete all AV definitions.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Drops file in Drivers directory

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Enumerates processes with tasklist

    • Hide Artifacts: Hidden Files and Directories

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks