General

  • Target
    www.mxh4h.com_sample.bin
  • Size 3.5MB
  • Sample261023-g71bashz9w
  • SHA256 38cb4880d4848032a97b0e4094a28b3e8d9768a81778460aecea7856d0eb1d4c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      install.2.0.12.exe
    • Size 38.9MB
    • SHA256 7d534163c7d054fa4f8be885e1dc6e383c1b24d50e9bb4ce4ab643e823c35d38
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Windows security bypass

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • 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

    • Modifies RDP port number used by Windows

    • Possible privilege escalation attempt

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Disables service(s)

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Adds Run key to start application

    • Indicator Removal: Clear Persistence

      Clear artifacts associated with previously established persistence like scheduletasks on a host.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks