General

  • Target

    40869857e535ce6c912a428d0714c12077acfbf43a4698b8dd62d7562ae4ad13

  • Size

    4.1MB

  • Sample

    240516-23c1esdb8t

  • MD5

    d8e10db9d76358af8ba773d23a4b5a5c

  • SHA1

    11804e3186c7ee67024145291fa3d4187a8ace5b

  • SHA256

    40869857e535ce6c912a428d0714c12077acfbf43a4698b8dd62d7562ae4ad13

  • SHA512

    a0f55d5f59f1dae2b55eb1f71207b328037ccfe7eeb5ddac06d11c375cab2714099307d97ec6f54f45b678d4abe00e5e43809557c0c339a622327234f7e7be38

  • SSDEEP

    98304:gjBgyvXIU5i0ZT37WYIgo6CvO2n1yECcNHBKQxGh:yB+ki0ZT37WYo6qf1ySNh3Y

Malware Config

Targets

    • Target

      40869857e535ce6c912a428d0714c12077acfbf43a4698b8dd62d7562ae4ad13

    • Size

      4.1MB

    • MD5

      d8e10db9d76358af8ba773d23a4b5a5c

    • SHA1

      11804e3186c7ee67024145291fa3d4187a8ace5b

    • SHA256

      40869857e535ce6c912a428d0714c12077acfbf43a4698b8dd62d7562ae4ad13

    • SHA512

      a0f55d5f59f1dae2b55eb1f71207b328037ccfe7eeb5ddac06d11c375cab2714099307d97ec6f54f45b678d4abe00e5e43809557c0c339a622327234f7e7be38

    • SSDEEP

      98304:gjBgyvXIU5i0ZT37WYIgo6CvO2n1yECcNHBKQxGh:yB+ki0ZT37WYo6qf1ySNh3Y

    • 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