General

  • Target
    1378122c2491b2d4b67691caa4ac609eb926f2beeb5fc7aa6f29c60bd264712d
  • Size 5.6MB
  • Sample260815-l6g6jsfb35
  • SHA256 1378122c2491b2d4b67691caa4ac609eb926f2beeb5fc7aa6f29c60bd264712d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      appinst_up012.exe
    • Size 37.3MB
    • SHA256 fe8f5636cc4d06651a5b0db1d48681ca762788bea1ce5fcb0ce8de3f1c0f7609
    • 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 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

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks