General

  • Target
    www.mxh4h.com_sample.bin
  • Size 3.1MB
  • Sample261022-vl1a3aws3q
  • SHA256 eee1d740e5bd209323be8d2d5459a6d0266a08f08af1feb7688ba4b00a6c2b7b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      install.2.0.02.exe
    • Size 34.6MB
    • SHA256 8e724bc9f04ec6069c9550a2e0e25bb33f7aebb0d8ab59a57f089284740989d5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Windows security bypass

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • 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