General

  • Target

    e790817d1780a0faf9e663b4d4922eeae1f639649a0becc11f3286ca0de7b431

  • Size

    4.2MB

  • Sample

    230510-vba87ahb69

  • MD5

    23d43dfa342e17f9dd2b6c00075111f6

  • SHA1

    a74120ec90eb6f1af093d25d7d28b5873ff981fa

  • SHA256

    e790817d1780a0faf9e663b4d4922eeae1f639649a0becc11f3286ca0de7b431

  • SHA512

    06d102cbae7cefc7233c11bf2c555a200decd992a82933bf41df08826094cbf11a990acd932df4ef39d0d12665f881e47ed754d87be5432796b5a1ead1320f1a

  • SSDEEP

    98304:mqF9v8nJR/3TNbm0fUiFLUJf3YVtrhL85T8JsYw34exm3:mAUnn/3TXsi5UJoXLq8Js4eW

Malware Config

Targets

    • Target

      e790817d1780a0faf9e663b4d4922eeae1f639649a0becc11f3286ca0de7b431

    • Size

      4.2MB

    • MD5

      23d43dfa342e17f9dd2b6c00075111f6

    • SHA1

      a74120ec90eb6f1af093d25d7d28b5873ff981fa

    • SHA256

      e790817d1780a0faf9e663b4d4922eeae1f639649a0becc11f3286ca0de7b431

    • SHA512

      06d102cbae7cefc7233c11bf2c555a200decd992a82933bf41df08826094cbf11a990acd932df4ef39d0d12665f881e47ed754d87be5432796b5a1ead1320f1a

    • SSDEEP

      98304:mqF9v8nJR/3TNbm0fUiFLUJf3YVtrhL85T8JsYw34exm3:mAUnn/3TXsi5UJoXLq8Js4eW

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • 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 WinMonFS driver.

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks