General

  • Target

    3a927642327ea0d858764834d4666a796d57834dd1e992a153da6198cf606e89

  • Size

    4.1MB

  • Sample

    230327-ww94paef86

  • MD5

    9e72ce3c2bf266f37a62d4115a52b3f9

  • SHA1

    662a7f9cb179881ea1d683dbe340542fc21ef521

  • SHA256

    3a927642327ea0d858764834d4666a796d57834dd1e992a153da6198cf606e89

  • SHA512

    ef7fcd444e4c5624fd798131991d78c90491b734f66b5c0b74a401f406a47865a7799688815145254d630066c172d2cc0d549d7707e260713dfd741a371e6154

  • SSDEEP

    98304:CR4aIsqGXrMM5+XC79bek6AV6rp64timIOdgjmBZlYVyYA2:42RGgM5+y7kk6AV6/LIygjgZ2Vp

Malware Config

Targets

    • Target

      3a927642327ea0d858764834d4666a796d57834dd1e992a153da6198cf606e89

    • Size

      4.1MB

    • MD5

      9e72ce3c2bf266f37a62d4115a52b3f9

    • SHA1

      662a7f9cb179881ea1d683dbe340542fc21ef521

    • SHA256

      3a927642327ea0d858764834d4666a796d57834dd1e992a153da6198cf606e89

    • SHA512

      ef7fcd444e4c5624fd798131991d78c90491b734f66b5c0b74a401f406a47865a7799688815145254d630066c172d2cc0d549d7707e260713dfd741a371e6154

    • SSDEEP

      98304:CR4aIsqGXrMM5+XC79bek6AV6rp64timIOdgjmBZlYVyYA2:42RGgM5+y7kk6AV6/LIygjgZ2Vp

    • 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