General

  • Target
    2d5a2f9400932e03f5f8f57233a4c18abf1229600bb124c9c1884c83d7a93e3a
  • Size 5.8MB
  • Sample260803-t2brzatard
  • SHA256 2d5a2f9400932e03f5f8f57233a4c18abf1229600bb124c9c1884c83d7a93e3a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      install_b6j017.msi
    • Size 6.0MB
    • SHA256 a4334144dad8b5b117eadf1e33533413385c5551eab97ee4b1959e60412ceba4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Windows security bypass

    • Drops file in Drivers directory

    • Modifies RDP port number used by Windows

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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