General

  • Target
    b2591333bec907aa6d5a9e20269b493047dfd1e0b6c9b7b4fb62740cc11dce49
  • Size 6.6MB
  • Sample260730-cll5bsxdma
  • SHA256 b2591333bec907aa6d5a9e20269b493047dfd1e0b6c9b7b4fb62740cc11dce49
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Install_28n003.msi
    • Size 6.8MB
    • SHA256 a2df6c6428838a764aa57d428b44218654fd2812b6bebd3d57c77d6cd3cd8ff7
    • 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