General

  • Target

    f89c2aa474dcb94bb9c7b786c43d4a29015b3e7bb3408e300b53aa39f189fc7b

  • Size

    4.2MB

  • Sample

    230608-mbacwseg2x

  • MD5

    7239189b21085040d50138bad14056e0

  • SHA1

    4f9f30df516ba239170f8f74e2b004368ad50d66

  • SHA256

    f89c2aa474dcb94bb9c7b786c43d4a29015b3e7bb3408e300b53aa39f189fc7b

  • SHA512

    81ada4c7a19f539a2b22510222c4bf687c26301d1e58e2430ac3daef0302ed45ebd4ca8d7dc15df4ba647916e479c9d7077714a2d48ac68bd1945478d8b98fdd

  • SSDEEP

    98304:vg/fHGwoT4fFLmj0g2m02naWzP2+PqzRP4VQn5X3QlY9N+h6ak9W:SPP/tLpge2aWzP2AcaWnZKk9W

Malware Config

Targets

    • Target

      f89c2aa474dcb94bb9c7b786c43d4a29015b3e7bb3408e300b53aa39f189fc7b

    • Size

      4.2MB

    • MD5

      7239189b21085040d50138bad14056e0

    • SHA1

      4f9f30df516ba239170f8f74e2b004368ad50d66

    • SHA256

      f89c2aa474dcb94bb9c7b786c43d4a29015b3e7bb3408e300b53aa39f189fc7b

    • SHA512

      81ada4c7a19f539a2b22510222c4bf687c26301d1e58e2430ac3daef0302ed45ebd4ca8d7dc15df4ba647916e479c9d7077714a2d48ac68bd1945478d8b98fdd

    • SSDEEP

      98304:vg/fHGwoT4fFLmj0g2m02naWzP2+PqzRP4VQn5X3QlY9N+h6ak9W:SPP/tLpge2aWzP2AcaWnZKk9W

    • 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