General

  • Target

    f3788f95b3967fd645638819674fd1e18508639526716738f7bb52c7b3e29af7

  • Size

    4.0MB

  • Sample

    230220-y6gk8seb41

  • MD5

    d1e8b0d9993636e48b9669f1c759ef3a

  • SHA1

    4b73589b68a6824e2e8425766c6eb5e9e93f35a3

  • SHA256

    f3788f95b3967fd645638819674fd1e18508639526716738f7bb52c7b3e29af7

  • SHA512

    568ae3d8cc4a0697831ff069a374d11da49ec764615f25886288ec1918d760b932842f34a9496e3e46f24be48b68cdc33448435b2cb8671f244ed670e6ef8736

  • SSDEEP

    98304:8S7FeyX8mKTHwtcveEq2A8zTPhLzxtqGutAoq6Lc:8SnM0ma21Ltat5q6I

Malware Config

Targets

    • Target

      f3788f95b3967fd645638819674fd1e18508639526716738f7bb52c7b3e29af7

    • Size

      4.0MB

    • MD5

      d1e8b0d9993636e48b9669f1c759ef3a

    • SHA1

      4b73589b68a6824e2e8425766c6eb5e9e93f35a3

    • SHA256

      f3788f95b3967fd645638819674fd1e18508639526716738f7bb52c7b3e29af7

    • SHA512

      568ae3d8cc4a0697831ff069a374d11da49ec764615f25886288ec1918d760b932842f34a9496e3e46f24be48b68cdc33448435b2cb8671f244ed670e6ef8736

    • SSDEEP

      98304:8S7FeyX8mKTHwtcveEq2A8zTPhLzxtqGutAoq6Lc:8SnM0ma21Ltat5q6I

    • 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