General

  • Target

    06387099.exe

  • Size

    4.2MB

  • Sample

    230531-p1fmbafd2z

  • MD5

    46d01f26621a1237714dfcede03eb44b

  • SHA1

    632930b0ba30671d723bb4b9b1cf6f39b9887cf0

  • SHA256

    6d8fe431f5f4a96737f83200ffc0ea1d6713caf9a7695b4e6cd298acd26e50d6

  • SHA512

    f99684c81423e6e60cd8ac72b878f9a05b6657f9182f8ac06b09e237e71d5c8f148f00941dd79da81062259de79ee6cc35796795fd86c410baffe3f50ed2fe42

  • SSDEEP

    98304:W3eEa4Yo0sQ6JN6ulY3ERiWsgeuupMr4s5fhmp4R+mu9a7SPp:FPCX2iiWtSpLE7k

Malware Config

Targets

    • Target

      06387099.exe

    • Size

      4.2MB

    • MD5

      46d01f26621a1237714dfcede03eb44b

    • SHA1

      632930b0ba30671d723bb4b9b1cf6f39b9887cf0

    • SHA256

      6d8fe431f5f4a96737f83200ffc0ea1d6713caf9a7695b4e6cd298acd26e50d6

    • SHA512

      f99684c81423e6e60cd8ac72b878f9a05b6657f9182f8ac06b09e237e71d5c8f148f00941dd79da81062259de79ee6cc35796795fd86c410baffe3f50ed2fe42

    • SSDEEP

      98304:W3eEa4Yo0sQ6JN6ulY3ERiWsgeuupMr4s5fhmp4R+mu9a7SPp:FPCX2iiWtSpLE7k

    • 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

    • 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