General

  • Target

    75a48275dc2264d26e672704513306ba9c18a4a3fad9792d12e3af507119ee6c

  • Size

    4.2MB

  • Sample

    241221-v3bn2avkgm

  • MD5

    2e874029dff8b45383a89a37b4e0f8d3

  • SHA1

    76b3033568360ca99ec0545607165df2c5800a34

  • SHA256

    75a48275dc2264d26e672704513306ba9c18a4a3fad9792d12e3af507119ee6c

  • SHA512

    4efe9624658bbdd2007e55c5dc8aa04098ac8d6923f539fc637ee9e8da28a07ea752528d7307bd857e3936619c627c19654126f67799961036d681b97b66c2d5

  • SSDEEP

    98304:CKBKvuKPFv2Z0kZv0SgdkCP0H3oxc0VQIghwLI69:LBYuhv0p1xcIQI8wL59

Malware Config

Targets

    • Target

      75a48275dc2264d26e672704513306ba9c18a4a3fad9792d12e3af507119ee6c

    • Size

      4.2MB

    • MD5

      2e874029dff8b45383a89a37b4e0f8d3

    • SHA1

      76b3033568360ca99ec0545607165df2c5800a34

    • SHA256

      75a48275dc2264d26e672704513306ba9c18a4a3fad9792d12e3af507119ee6c

    • SHA512

      4efe9624658bbdd2007e55c5dc8aa04098ac8d6923f539fc637ee9e8da28a07ea752528d7307bd857e3936619c627c19654126f67799961036d681b97b66c2d5

    • SSDEEP

      98304:CKBKvuKPFv2Z0kZv0SgdkCP0H3oxc0VQIghwLI69:LBYuhv0p1xcIQI8wL59

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba family

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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.

MITRE ATT&CK Enterprise v15

Tasks