General

  • Target

    4593cf2874979848df834529b3628f5c45c8839df02ef4f915b3a4c51be0321c

  • Size

    4.2MB

  • Sample

    240509-2t43jsef44

  • MD5

    901d1bd25b694bac7bd8e7bef29b2784

  • SHA1

    c4f93f9e794862358be2762c7b328683be09e1ad

  • SHA256

    4593cf2874979848df834529b3628f5c45c8839df02ef4f915b3a4c51be0321c

  • SHA512

    69aaa3c18e2deb2777481cfe26667b978d14647309167e960f99278e32dd5addf2dd33ffd28d298a8c32e0ad9bba2a1826e6ae60f3e2ed1b813f5eccf048b36d

  • SSDEEP

    98304:nIlq3LCjcx6Yp+HV5sXxKb6vMD4YpScfW:oq3LHpK0xKblDW7

Malware Config

Targets

    • Target

      4593cf2874979848df834529b3628f5c45c8839df02ef4f915b3a4c51be0321c

    • Size

      4.2MB

    • MD5

      901d1bd25b694bac7bd8e7bef29b2784

    • SHA1

      c4f93f9e794862358be2762c7b328683be09e1ad

    • SHA256

      4593cf2874979848df834529b3628f5c45c8839df02ef4f915b3a4c51be0321c

    • SHA512

      69aaa3c18e2deb2777481cfe26667b978d14647309167e960f99278e32dd5addf2dd33ffd28d298a8c32e0ad9bba2a1826e6ae60f3e2ed1b813f5eccf048b36d

    • SSDEEP

      98304:nIlq3LCjcx6Yp+HV5sXxKb6vMD4YpScfW:oq3LHpK0xKblDW7

    • 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