General

  • Target

    4dd9e2f6a804fa4c133a69f7f0ba7151922f3beeb4bdc4dcb4619bde1a26b531

  • Size

    4.0MB

  • Sample

    230221-md7feagc7y

  • MD5

    0504570adb3d3edf1af46148cb70b592

  • SHA1

    574a8c26ef0815798c4759d8e7cf238c6315e0f9

  • SHA256

    4dd9e2f6a804fa4c133a69f7f0ba7151922f3beeb4bdc4dcb4619bde1a26b531

  • SHA512

    1088907b4472d1932a93ae4cecdd643a0d6ebbdcf62bbad7a201e9dceba617205e41f24755483408b4ee018275c02d243fe3d75175ce17de6529cd1939cd34d8

  • SSDEEP

    98304:bZSAU52/ToHhsGVOMurwtgMX3tPcGTtpR:bZgM/TizHrNtpR

Malware Config

Targets

    • Target

      4dd9e2f6a804fa4c133a69f7f0ba7151922f3beeb4bdc4dcb4619bde1a26b531

    • Size

      4.0MB

    • MD5

      0504570adb3d3edf1af46148cb70b592

    • SHA1

      574a8c26ef0815798c4759d8e7cf238c6315e0f9

    • SHA256

      4dd9e2f6a804fa4c133a69f7f0ba7151922f3beeb4bdc4dcb4619bde1a26b531

    • SHA512

      1088907b4472d1932a93ae4cecdd643a0d6ebbdcf62bbad7a201e9dceba617205e41f24755483408b4ee018275c02d243fe3d75175ce17de6529cd1939cd34d8

    • SSDEEP

      98304:bZSAU52/ToHhsGVOMurwtgMX3tPcGTtpR:bZgM/TizHrNtpR

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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