General

  • Target

    2f9f480a60b6d163730f9c7042f66e2420673380ff1820ed2107c9db8e9f47e5

  • Size

    4.1MB

  • Sample

    230325-v551nafg7s

  • MD5

    9f006e9f3bf1f6b32dcb4a971bc3b38a

  • SHA1

    ed4b85a4bce28b111ad1b7646b4ebf629397134f

  • SHA256

    2f9f480a60b6d163730f9c7042f66e2420673380ff1820ed2107c9db8e9f47e5

  • SHA512

    88e453f46e0a388902565534834d431e625980eea3825949354c0cb51252d6d9c295458bff8fe02351a399d20e73261f91f9111ba7050d2eae2ca2d52f88f70c

  • SSDEEP

    49152:FKkIMxnuypBavOAiJ3mY9kICEwg6HRoKJsCHrTt0mc+fdW9q9mpwjxou+8OBkqi4:4zM5uyav0VmY9MsKc+fckmmjxouXOP

Malware Config

Targets

    • Target

      2f9f480a60b6d163730f9c7042f66e2420673380ff1820ed2107c9db8e9f47e5

    • Size

      4.1MB

    • MD5

      9f006e9f3bf1f6b32dcb4a971bc3b38a

    • SHA1

      ed4b85a4bce28b111ad1b7646b4ebf629397134f

    • SHA256

      2f9f480a60b6d163730f9c7042f66e2420673380ff1820ed2107c9db8e9f47e5

    • SHA512

      88e453f46e0a388902565534834d431e625980eea3825949354c0cb51252d6d9c295458bff8fe02351a399d20e73261f91f9111ba7050d2eae2ca2d52f88f70c

    • SSDEEP

      49152:FKkIMxnuypBavOAiJ3mY9kICEwg6HRoKJsCHrTt0mc+fdW9q9mpwjxou+8OBkqi4:4zM5uyav0VmY9MsKc+fckmmjxouXOP

    • 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.

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