General

  • Target
    30298e4fe7e0dcfe95d125b7105f2c9d6dc0d0da9a421c3bb0da17d14b8a7268
  • Size 7.5MB
  • Sample260731-c75hssbe68
  • SHA256 30298e4fe7e0dcfe95d125b7105f2c9d6dc0d0da9a421c3bb0da17d14b8a7268
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      install_mal004.msi
    • Size 7.7MB
    • SHA256 9547018448e9b1b72614af23c7e597c96f00ba58a8d0b57b5dec436008f92e46
    • 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

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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