Resubmissions

11/05/2026, 19:16

260511-xza97scw3j10

11/05/2026, 19:11

260511-xv1pascv7q10

11/05/2026, 19:06

260511-xr6fdacv4k10

General

  • Target
    https://chomikuj.pl/action/redirect?url=https%3A%2F%2Ftinyurl.com%2Fyckumn8z&token=26384e27c6a72ff6ba2f3352ec900003fbf00f46
  • Sample260511-xza97scw3j

Malware Config

Targets

    • Target
      https://chomikuj.pl/action/redirect?url=https%3A%2F%2Ftinyurl.com%2Fyckumn8z&token=26384e27c6a72ff6ba2f3352ec900003fbf00f46
    • Family: xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Creates new service(s)

    • Executes dropped EXE

    • Loads dropped DLL

    • Stops running service(s)

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks