General

  • Target

    f31ff59ebe904c100440848e799cf8c3f8acb30b2c6ad501523e82e7a38559ac

  • Size

    4.1MB

  • Sample

    240517-aw5nbahb8s

  • MD5

    80cee1d7fcdc4dccb0ee6c71d8c44c54

  • SHA1

    49119f53bdf72ea04e3b9cb62d5362193debc23b

  • SHA256

    f31ff59ebe904c100440848e799cf8c3f8acb30b2c6ad501523e82e7a38559ac

  • SHA512

    b1f6276e6e146ebb47f1d3d1cfceb5df771ee6febc1b6f10ee3e257d0602ffe40fe33600bb98471c4856948c66490cd3c11ea395669afe2a84a07df23581a488

  • SSDEEP

    98304:giuI6DIhBokpgzX0pmgZkEzb3q3S3MwW582eGBSMrIb:giuIfSwmakEv3q3Yd2HBSv

Malware Config

Targets

    • Target

      f31ff59ebe904c100440848e799cf8c3f8acb30b2c6ad501523e82e7a38559ac

    • Size

      4.1MB

    • MD5

      80cee1d7fcdc4dccb0ee6c71d8c44c54

    • SHA1

      49119f53bdf72ea04e3b9cb62d5362193debc23b

    • SHA256

      f31ff59ebe904c100440848e799cf8c3f8acb30b2c6ad501523e82e7a38559ac

    • SHA512

      b1f6276e6e146ebb47f1d3d1cfceb5df771ee6febc1b6f10ee3e257d0602ffe40fe33600bb98471c4856948c66490cd3c11ea395669afe2a84a07df23581a488

    • SSDEEP

      98304:giuI6DIhBokpgzX0pmgZkEzb3q3S3MwW582eGBSMrIb:giuIfSwmakEv3q3Yd2HBSv

    • 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