General

  • Target

    4d8bcd082c5eaf60ce1f6813a5fadf294965a28002d7e3b4b02db07290cdd4e8

  • Size

    4.1MB

  • Sample

    230328-y7qkjaeh6z

  • MD5

    fe223a86eb4295a843ac8f3d2d93be91

  • SHA1

    7c719ba559a33b5d23eaf116aa21b50d67fc8c58

  • SHA256

    4d8bcd082c5eaf60ce1f6813a5fadf294965a28002d7e3b4b02db07290cdd4e8

  • SHA512

    83f30dd2bad2f485be8ceef5caad54b9729661a3aba9e8fe901a90d3dfdc0cf5ce016bb57b1d1556ed6ef436ed5cf75307745ceda5d358e6ea45a873f87e6abd

  • SSDEEP

    98304:1gllZtUzyXaTUcZNWhxCJtdbhiVLOMs9LZsG/IJsSDtGFik:1g5iH4cZyxCJIEgGCswEik

Malware Config

Targets

    • Target

      4d8bcd082c5eaf60ce1f6813a5fadf294965a28002d7e3b4b02db07290cdd4e8

    • Size

      4.1MB

    • MD5

      fe223a86eb4295a843ac8f3d2d93be91

    • SHA1

      7c719ba559a33b5d23eaf116aa21b50d67fc8c58

    • SHA256

      4d8bcd082c5eaf60ce1f6813a5fadf294965a28002d7e3b4b02db07290cdd4e8

    • SHA512

      83f30dd2bad2f485be8ceef5caad54b9729661a3aba9e8fe901a90d3dfdc0cf5ce016bb57b1d1556ed6ef436ed5cf75307745ceda5d358e6ea45a873f87e6abd

    • SSDEEP

      98304:1gllZtUzyXaTUcZNWhxCJtdbhiVLOMs9LZsG/IJsSDtGFik:1g5iH4cZyxCJIEgGCswEik

    • 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