General

  • Target

    8671c7b39a7608e8f54ed9f63c3b3d2df46e82636a988f5e33a687830d673149

  • Size

    4.1MB

  • Sample

    231211-y362qaaab6

  • MD5

    be9821ba3c2c7d786f9db4e4ac9df37f

  • SHA1

    37a30094c2deec3089226cd0ac18858f48034889

  • SHA256

    8671c7b39a7608e8f54ed9f63c3b3d2df46e82636a988f5e33a687830d673149

  • SHA512

    bf39aa4c5bf6ad7c87e5e11d4cbcf142c67c09ec12ba3732b53b98b4bf3e2c6919acb317e982b7776d2229f9f36bf293bfb3cc5a8f9cff147b237685af660d10

  • SSDEEP

    98304:47fDq1cl7yDjWm9OMOtVg6RiH4abJMn4w8pLvKUWHG8EeRinbyS:4fqWgFOf344aNM6r8r2byS

Malware Config

Targets

    • Target

      8671c7b39a7608e8f54ed9f63c3b3d2df46e82636a988f5e33a687830d673149

    • Size

      4.1MB

    • MD5

      be9821ba3c2c7d786f9db4e4ac9df37f

    • SHA1

      37a30094c2deec3089226cd0ac18858f48034889

    • SHA256

      8671c7b39a7608e8f54ed9f63c3b3d2df46e82636a988f5e33a687830d673149

    • SHA512

      bf39aa4c5bf6ad7c87e5e11d4cbcf142c67c09ec12ba3732b53b98b4bf3e2c6919acb317e982b7776d2229f9f36bf293bfb3cc5a8f9cff147b237685af660d10

    • SSDEEP

      98304:47fDq1cl7yDjWm9OMOtVg6RiH4abJMn4w8pLvKUWHG8EeRinbyS:4fqWgFOf344aNM6r8r2byS

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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 WinMonFS driver.

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks