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General

  • Target

    92244bff9c787c089b2f14a924534a1c17744994a84a8364890ab650cb736642

  • Size

    4.2MB

  • Sample

    240501-3fkbnacd55

  • MD5

    0a89ee182c830a447da5a308eae61c90

  • SHA1

    6bad2034ebea0495bf532ce27a2701e7aff25d44

  • SHA256

    92244bff9c787c089b2f14a924534a1c17744994a84a8364890ab650cb736642

  • SHA512

    2624876446a9ba7049ed23d160087a54a5ad74185820ff609288f89d4a1cf62db72900bddebe0ff78b3511276f82e28a3d2ae96926dfe8213768d2999b235904

  • SSDEEP

    98304:y2m5eOYCD1ID98VF2Kih+6YxfniOeVNR3JpIP6GA7sf3HgV11GHR:y2m5BYCDY8uVjYxfniXVNFJ2yR7sfQVg

Malware Config

Targets

    • Target

      92244bff9c787c089b2f14a924534a1c17744994a84a8364890ab650cb736642

    • Size

      4.2MB

    • MD5

      0a89ee182c830a447da5a308eae61c90

    • SHA1

      6bad2034ebea0495bf532ce27a2701e7aff25d44

    • SHA256

      92244bff9c787c089b2f14a924534a1c17744994a84a8364890ab650cb736642

    • SHA512

      2624876446a9ba7049ed23d160087a54a5ad74185820ff609288f89d4a1cf62db72900bddebe0ff78b3511276f82e28a3d2ae96926dfe8213768d2999b235904

    • SSDEEP

      98304:y2m5eOYCD1ID98VF2Kih+6YxfniOeVNR3JpIP6GA7sf3HgV11GHR:y2m5BYCDY8uVjYxfniXVNFJ2yR7sfQVg

    • 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