General

  • Target

    583fb588f03896b4685e6664eb293a095f85f208f3e3c01612266dc349a8dac6

  • Size

    4.0MB

  • Sample

    230221-f9w6zsdg66

  • MD5

    ff6417557a0f91c21fc9b6ebe8fae7b8

  • SHA1

    b5d8a649047be11bce1f7d5248713efb0120c0bc

  • SHA256

    583fb588f03896b4685e6664eb293a095f85f208f3e3c01612266dc349a8dac6

  • SHA512

    f1d16baad18a2e6aaa3e3330b7e6ff0a5472e09c6b11ee34a80a141eabc8e7dc5e9566dbae83883d97836f820a31b7f6998493be5bb3b31c2e4dc5c0063c3b0a

  • SSDEEP

    98304:PX6VzPNrYPjUsmpLnNBadKuqW0H1oJ3LVUSXJeAjvUn6:PXQTSapLNBsKuwuJ3pPXkUn

Malware Config

Targets

    • Target

      583fb588f03896b4685e6664eb293a095f85f208f3e3c01612266dc349a8dac6

    • Size

      4.0MB

    • MD5

      ff6417557a0f91c21fc9b6ebe8fae7b8

    • SHA1

      b5d8a649047be11bce1f7d5248713efb0120c0bc

    • SHA256

      583fb588f03896b4685e6664eb293a095f85f208f3e3c01612266dc349a8dac6

    • SHA512

      f1d16baad18a2e6aaa3e3330b7e6ff0a5472e09c6b11ee34a80a141eabc8e7dc5e9566dbae83883d97836f820a31b7f6998493be5bb3b31c2e4dc5c0063c3b0a

    • SSDEEP

      98304:PX6VzPNrYPjUsmpLnNBadKuqW0H1oJ3LVUSXJeAjvUn6:PXQTSapLNBsKuwuJ3pPXkUn

    • 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