General

  • Target
    53098bbdea5c0c0012a85fdd0e0eacec6dcadf00602faf8e0d8aaa15cd038c9a
  • Size 6.8MB
  • Sample260816-rxrlhszerg
  • SHA256 53098bbdea5c0c0012a85fdd0e0eacec6dcadf00602faf8e0d8aaa15cd038c9a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      insoft_v10.1.18.exe
    • Size 35.0MB
    • SHA256 77874517cfb93df478d6d538229febf07efefd0d9d6e98025eeeaed54ec8eb3c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Windows security bypass

    • 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

    • Checks computer location settings

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

    • 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