General

  • Target
    39aa77a0a24dc1231cbb7110771164159084831a92f1166573c73388a7d0d9af
  • Size 5.6MB
  • Sample260723-tl4g2ssepd
  • SHA256 39aa77a0a24dc1231cbb7110771164159084831a92f1166573c73388a7d0d9af
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      setup.1.0.228tt00001.msi
    • Size 5.8MB
    • SHA256 909aaa12265f1a47dc038b422fc714a885d7010d54465a16481311f8f0d894f9
    • 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 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

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks