General

  • Target
    830fdb947aa60a491d22c8f698e9531fdd651f76cecafd3350d408442db4c59e.bin
  • Size 465KB
  • Sample260808-29sz8aem91
  • SHA256 830fdb947aa60a491d22c8f698e9531fdd651f76cecafd3350d408442db4c59e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • 44caliber

C2
  • https://discord.com/api/webhooks/1529155980405899375/jgpGJH-0z5WL1zBCJQo_q9gLgK1B8QLLkvo_AwKcMUvUKICyfFHEAc6bX364j0YsfP7s

Extracted

Family
  • xworm

Version
  • XWorm V5.6

C2
  • ov1j9h5mhk.localto.net:4811

Attributes
  • Install_directory

    %Public%

  • install_file

    USB.exe

Targets

    • Target
      830fdb947aa60a491d22c8f698e9531fdd651f76cecafd3350d408442db4c59e.bin
    • Size 465KB
    • SHA256 830fdb947aa60a491d22c8f698e9531fdd651f76cecafd3350d408442db4c59e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: 44Caliber

      An open source infostealer written in C#.

    • 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

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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