General

  • Target

    f85440f6d62e544ba203cb82aaf0c5f87891a169d06fad35b005eed3cbd2b7ea

  • Size

    4.1MB

  • Sample

    231101-h84ksaec86

  • MD5

    1e2af774b1398122d50fa935f17dd0dc

  • SHA1

    d4bd6d2a8f1c9eb3d7b9d8cd786b9bb51e4b471b

  • SHA256

    f85440f6d62e544ba203cb82aaf0c5f87891a169d06fad35b005eed3cbd2b7ea

  • SHA512

    b7c4d231f3604e8a9c2627e31d7fa3d3202abf717eac7e4ec661127a910ce42ffd6d06fe029ef07411b6766567c919294815353d79c0a0fd20095209e56df402

  • SSDEEP

    98304:VTuWA16aaCRDeEmORNPlRT58ekiS1OPHAtZgoxATG:nAZ5eEmORVlRzxSdx7

Malware Config

Targets

    • Target

      f85440f6d62e544ba203cb82aaf0c5f87891a169d06fad35b005eed3cbd2b7ea

    • Size

      4.1MB

    • MD5

      1e2af774b1398122d50fa935f17dd0dc

    • SHA1

      d4bd6d2a8f1c9eb3d7b9d8cd786b9bb51e4b471b

    • SHA256

      f85440f6d62e544ba203cb82aaf0c5f87891a169d06fad35b005eed3cbd2b7ea

    • SHA512

      b7c4d231f3604e8a9c2627e31d7fa3d3202abf717eac7e4ec661127a910ce42ffd6d06fe029ef07411b6766567c919294815353d79c0a0fd20095209e56df402

    • SSDEEP

      98304:VTuWA16aaCRDeEmORNPlRT58ekiS1OPHAtZgoxATG:nAZ5eEmORVlRzxSdx7

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

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

    • 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