General

  • Target

    01805299.exe

  • Size

    4.2MB

  • Sample

    230603-x7jxbaac5w

  • MD5

    6a91e834f93de170415b46c4ddd0598f

  • SHA1

    6f7d1a6e9b953e09e92a1a6f0934b08c00657c2a

  • SHA256

    6ebf55f676da7619b899c04e4d7628480716967148e0765370a2e4b1fd37eeb2

  • SHA512

    8bb2f4d081cd86a88de4051c656dc98ced8df66a6df80f8ff8780ab72ae1dc65b18506bc058f124d7fb6e7fcac34b0c3919f6a5bf2745ffb0ded1108a48e04bb

  • SSDEEP

    98304:HafAXhpubtCuVbiDhXgHeCVIvH9D2AjKeshuAQX5WAoI7zX:jXv8JijD2A+eJxXFoI7zX

Malware Config

Targets

    • Target

      01805299.exe

    • Size

      4.2MB

    • MD5

      6a91e834f93de170415b46c4ddd0598f

    • SHA1

      6f7d1a6e9b953e09e92a1a6f0934b08c00657c2a

    • SHA256

      6ebf55f676da7619b899c04e4d7628480716967148e0765370a2e4b1fd37eeb2

    • SHA512

      8bb2f4d081cd86a88de4051c656dc98ced8df66a6df80f8ff8780ab72ae1dc65b18506bc058f124d7fb6e7fcac34b0c3919f6a5bf2745ffb0ded1108a48e04bb

    • SSDEEP

      98304:HafAXhpubtCuVbiDhXgHeCVIvH9D2AjKeshuAQX5WAoI7zX:jXv8JijD2A+eJxXFoI7zX

    • 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 v6

Tasks