General

  • Target

    2aede77730c8f0654e4be513d12e1d440ad821dd2b08af549ca757df5896ff4e

  • Size

    4.2MB

  • Sample

    230608-melkbseg7x

  • MD5

    3cfb4a82f33991a61f0137b825cb1bca

  • SHA1

    034464b524e344675ad26562fd207aa749fbda9b

  • SHA256

    2aede77730c8f0654e4be513d12e1d440ad821dd2b08af549ca757df5896ff4e

  • SHA512

    be559496895284ac44e78c144a13c5de160bae3d0a4b6e2700d32273ed30c244f0fe79c375fcf27c71d56e205b5b95557557727921680a2ac697dcd81acc3060

  • SSDEEP

    98304:Pg/fHGwoT4fFLmj0g2m02naWzP2+PqzRP4VQn5X3QlY9N+h6ak9D:yPP/tLpge2aWzP2AcaWnZKk9D

Malware Config

Targets

    • Target

      2aede77730c8f0654e4be513d12e1d440ad821dd2b08af549ca757df5896ff4e

    • Size

      4.2MB

    • MD5

      3cfb4a82f33991a61f0137b825cb1bca

    • SHA1

      034464b524e344675ad26562fd207aa749fbda9b

    • SHA256

      2aede77730c8f0654e4be513d12e1d440ad821dd2b08af549ca757df5896ff4e

    • SHA512

      be559496895284ac44e78c144a13c5de160bae3d0a4b6e2700d32273ed30c244f0fe79c375fcf27c71d56e205b5b95557557727921680a2ac697dcd81acc3060

    • SSDEEP

      98304:Pg/fHGwoT4fFLmj0g2m02naWzP2+PqzRP4VQn5X3QlY9N+h6ak9D:yPP/tLpge2aWzP2AcaWnZKk9D

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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 WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks