General

  • Target
    inrovkdc.exe
  • Size 4.1MB
  • Sample260828-sm8bysbl9x
  • SHA256 ff2edc48315b18ba8dba0788e8511c6c0b0ebea9f09b5cf1df2445203fedf244
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      inrovkdc.exe
    • Size 4.1MB
    • SHA256 ff2edc48315b18ba8dba0788e8511c6c0b0ebea9f09b5cf1df2445203fedf244
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: xmrig

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

    • Modifies WinLogon for persistence

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

    • 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.

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks