General

  • Target

    eb23c87d53b6acebea353b0c22b22a72796f021395c56e057df483789db4d392

  • Size

    4.2MB

  • Sample

    231105-2d9yvsdg7z

  • MD5

    3e304206116cb802818525ffd4c48c5a

  • SHA1

    50028dd771710e7e0aafeaee7eb0ad4419c6879d

  • SHA256

    eb23c87d53b6acebea353b0c22b22a72796f021395c56e057df483789db4d392

  • SHA512

    b90075104f544b4460aca9cefe2081c9f76fd634b06c3669ac6be06fed1519aebb168c21d0b48c7d9ac3894adc33b6663b07387dd6682003d8f5e7162441ffa3

  • SSDEEP

    98304:zjPqCTRe3xaUPJclL4bK7yzrurmRTLrT8PCBdICguSibhph2h4klhh:6GUulLqK763TvTIEdDBbhRkl7

Malware Config

Targets

    • Target

      eb23c87d53b6acebea353b0c22b22a72796f021395c56e057df483789db4d392

    • Size

      4.2MB

    • MD5

      3e304206116cb802818525ffd4c48c5a

    • SHA1

      50028dd771710e7e0aafeaee7eb0ad4419c6879d

    • SHA256

      eb23c87d53b6acebea353b0c22b22a72796f021395c56e057df483789db4d392

    • SHA512

      b90075104f544b4460aca9cefe2081c9f76fd634b06c3669ac6be06fed1519aebb168c21d0b48c7d9ac3894adc33b6663b07387dd6682003d8f5e7162441ffa3

    • SSDEEP

      98304:zjPqCTRe3xaUPJclL4bK7yzrurmRTLrT8PCBdICguSibhph2h4klhh:6GUulLqK763TvTIEdDBbhRkl7

    • 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