General

  • Target
    fdbfe16328422a2cf94caed60fc96aa7bb08ff5d2ef4b69b5b4e6e7a940e3d22
  • Size 5.8MB
  • Sample260803-hyll8adn91
  • SHA256 fdbfe16328422a2cf94caed60fc96aa7bb08ff5d2ef4b69b5b4e6e7a940e3d22
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      install_m3ue017.msi
    • Size 5.9MB
    • SHA256 26033207e1e0e872e374aa14b192a9399f47ba0a86b157638fe3e03b3e949c7d
    • 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

    • 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