General

  • Target
    ins_setup.0.13.zip
  • Size 7.0MB
  • Sample261107-qf7qqsfa63
  • SHA256 24d89585b285caabfaa441b547e4c53143bb40fb439b665f645ecfcef05e9e68
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      ins_setup.0.13.exe
    • Size 35.7MB
    • SHA256 2b7c750585ed9df05ec94a0df77f78e336cab4e5f2dc939b7743cfa511272f8a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Custom signature

      SilverFox-style Panasonic/Sauron loader chain targeting the staged Panasonic wrapper, image-named Al

      SilverFox-style Panasonic/Sauron loader chain with staged loader, Alibaba OSS carrier grammar, side-loaded UxEnhance64.dll, RPC Task Scheduler payload, adoresd bridge, and Sauron Edge stage.

    • 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

    • Windows security bypass

    • 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