General

  • Target

    9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2

  • Size

    4.1MB

  • Sample

    240519-1qx96abh2v

  • MD5

    b784a3fd5fdf22523b74e62cfa76a23f

  • SHA1

    1cee754951083efbe6f65a01bd34844ce8b5a874

  • SHA256

    9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2

  • SHA512

    4d21e4f73f6da2eac324341afe7b080610001a91d81f33d3b10b39108e8383050360acd5d21858afbebaa079e70a8d3d4f0e2f70d0c1a3eaf0bf294723fea795

  • SSDEEP

    98304:kX33DbWGkLHuFK+TwQmBC6reQ4TTNXYvI8KgvjrB0rJ:kXPWAwQyCdJYw8KggJ

Malware Config

Targets

    • Target

      9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2

    • Size

      4.1MB

    • MD5

      b784a3fd5fdf22523b74e62cfa76a23f

    • SHA1

      1cee754951083efbe6f65a01bd34844ce8b5a874

    • SHA256

      9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2

    • SHA512

      4d21e4f73f6da2eac324341afe7b080610001a91d81f33d3b10b39108e8383050360acd5d21858afbebaa079e70a8d3d4f0e2f70d0c1a3eaf0bf294723fea795

    • SSDEEP

      98304:kX33DbWGkLHuFK+TwQmBC6reQ4TTNXYvI8KgvjrB0rJ:kXPWAwQyCdJYw8KggJ

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks