General

  • Target

    48988fe8f80c68087d61ca94db8914f03825624879c725118d6bbe2a2d2744f8

  • Size

    4.1MB

  • Sample

    231010-1kpqtsfb94

  • MD5

    935ca540df57eaa35771d1e5030ee4cf

  • SHA1

    a4974621c1a14528d4ac0cfc2a38e0ca5b8e7e90

  • SHA256

    48988fe8f80c68087d61ca94db8914f03825624879c725118d6bbe2a2d2744f8

  • SHA512

    c8d1d05e29009278b08d442e2c908a67c80a02ba5619bbf133b44fd2ad25647aadefdd0541c6ab5907cb338f3f4bc7ee557dcd404e69c20851627e71df7ea27f

  • SSDEEP

    49152:cvvs6bgkKPFLz+yPjob5CC1GsZg828PJ+wmn4g4LQNHVzn+PX/UHHwA9mwiWCqHY:cvvsOKhr8wqcnXlHt+GHjq1yqzeqs+

Malware Config

Targets

    • Target

      48988fe8f80c68087d61ca94db8914f03825624879c725118d6bbe2a2d2744f8

    • Size

      4.1MB

    • MD5

      935ca540df57eaa35771d1e5030ee4cf

    • SHA1

      a4974621c1a14528d4ac0cfc2a38e0ca5b8e7e90

    • SHA256

      48988fe8f80c68087d61ca94db8914f03825624879c725118d6bbe2a2d2744f8

    • SHA512

      c8d1d05e29009278b08d442e2c908a67c80a02ba5619bbf133b44fd2ad25647aadefdd0541c6ab5907cb338f3f4bc7ee557dcd404e69c20851627e71df7ea27f

    • SSDEEP

      49152:cvvs6bgkKPFLz+yPjob5CC1GsZg828PJ+wmn4g4LQNHVzn+PX/UHHwA9mwiWCqHY:cvvsOKhr8wqcnXlHt+GHjq1yqzeqs+

    • 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.

MITRE ATT&CK Enterprise v15

Tasks