General

  • Target
    1f52e48e4e1c816f971a42f31e37228f7dad5ecaf09cf13f17cd79a79b736b72.zip
  • Size 9.1MB
  • Sample260701-3ff91ahv4s
  • SHA256 1f52e48e4e1c816f971a42f31e37228f7dad5ecaf09cf13f17cd79a79b736b72
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      ainstall-setup63890003.msi
    • Size 9.2MB
    • SHA256 eea0a220f37639b6746bbd3f78cd2054d246ae4e1db8c7968cc6c19b4f5b5c1d
    • 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

MITRE ATT&CK Enterprise v16

Tasks