General

  • Target

    OBS-Studio-30.0-Full-Installer-x64.exe

  • Size

    7.4MB

  • Sample

    250116-wb3twa1phx

  • MD5

    0015e4dc4930956146757ad6bc4e9d15

  • SHA1

    1653e96a24ab66d22de39e99cdbe97b3b1b7b175

  • SHA256

    925f61ed54f3dfec6237ab0d712517d1badcadac1bb2bddc6d44946ba251675c

  • SHA512

    ac4d42247495563a8665980ec42bd13b9c565aa2e504eb85ddfcabb2e605236168394e09e18dbda857905da89bf97d994f184df7df7b25bec5a6e8d90825c629

  • SSDEEP

    196608:u80cD9QLjv+bhqNVoBKUh8mz4Iv9PPv1DVWhz:ui9AL+9qz8/b4IRv3Whz

Malware Config

Extracted

Family

xworm

C2

trip-thesaurus.gl.at.ply.gg:16715

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

Targets

    • Target

      OBS-Studio-30.0-Full-Installer-x64.exe

    • Size

      7.4MB

    • MD5

      0015e4dc4930956146757ad6bc4e9d15

    • SHA1

      1653e96a24ab66d22de39e99cdbe97b3b1b7b175

    • SHA256

      925f61ed54f3dfec6237ab0d712517d1badcadac1bb2bddc6d44946ba251675c

    • SHA512

      ac4d42247495563a8665980ec42bd13b9c565aa2e504eb85ddfcabb2e605236168394e09e18dbda857905da89bf97d994f184df7df7b25bec5a6e8d90825c629

    • SSDEEP

      196608:u80cD9QLjv+bhqNVoBKUh8mz4Iv9PPv1DVWhz:ui9AL+9qz8/b4IRv3Whz

    • 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.

    • Clipboard Data

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

    • Drops startup file

    • 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

    • Adds Run key to start application

    • 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