General

  • Target

    bd8920d6a441d8cc184732dbe9bf99b4fe37ce5a16584a385f1e50c98eaf8c99

  • Size

    4.1MB

  • Sample

    231101-tfv9gsac8x

  • MD5

    cb6ba6c3417cef4fe5ab798cd7c3a9ff

  • SHA1

    3811854e9a1ca42cd80e8ef6240d52cc6df8bf39

  • SHA256

    bd8920d6a441d8cc184732dbe9bf99b4fe37ce5a16584a385f1e50c98eaf8c99

  • SHA512

    b0e8650454d78e5d1438a6dfc4b480e69081abafe4b5a24288aea7cbe6f7563887957feb48272c4f53797496f8aa0499b587b41127df8179b69ae8f982dc2dd1

  • SSDEEP

    98304:3YmXKt1B6Mc5+LEirk5sddpWv6Qk4nKgklnY:FKt1BlzvrkaBWv7DKgN

Malware Config

Targets

    • Target

      bd8920d6a441d8cc184732dbe9bf99b4fe37ce5a16584a385f1e50c98eaf8c99

    • Size

      4.1MB

    • MD5

      cb6ba6c3417cef4fe5ab798cd7c3a9ff

    • SHA1

      3811854e9a1ca42cd80e8ef6240d52cc6df8bf39

    • SHA256

      bd8920d6a441d8cc184732dbe9bf99b4fe37ce5a16584a385f1e50c98eaf8c99

    • SHA512

      b0e8650454d78e5d1438a6dfc4b480e69081abafe4b5a24288aea7cbe6f7563887957feb48272c4f53797496f8aa0499b587b41127df8179b69ae8f982dc2dd1

    • SSDEEP

      98304:3YmXKt1B6Mc5+LEirk5sddpWv6Qk4nKgklnY:FKt1BlzvrkaBWv7DKgN

    • 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