General

  • Target

    e951ed93adb4e2130fe9ebe3f44e179147a765fe58e2bdf5370eb23aca3ddbee

  • Size

    4.1MB

  • Sample

    230326-zgtpyabh71

  • MD5

    8f1329324525a6994e0c0069fb3dd590

  • SHA1

    3541a1e097359db8e67c9844dee21912318ee151

  • SHA256

    e951ed93adb4e2130fe9ebe3f44e179147a765fe58e2bdf5370eb23aca3ddbee

  • SHA512

    16e2683653de3990cbd57ed085b61107bc79fe25c1c564751dbceed0777cd9699e58d50d6d0e6bdb57eb08832c9fdd7495728020a27847307f9c5ee40a95b62a

  • SSDEEP

    98304:21Mvy3BUmqtAP5v+7QhtPwaHYVYBSKkUTO/7Tfae:21TUFSF+7QzZzBSKdTqbJ

Malware Config

Targets

    • Target

      e951ed93adb4e2130fe9ebe3f44e179147a765fe58e2bdf5370eb23aca3ddbee

    • Size

      4.1MB

    • MD5

      8f1329324525a6994e0c0069fb3dd590

    • SHA1

      3541a1e097359db8e67c9844dee21912318ee151

    • SHA256

      e951ed93adb4e2130fe9ebe3f44e179147a765fe58e2bdf5370eb23aca3ddbee

    • SHA512

      16e2683653de3990cbd57ed085b61107bc79fe25c1c564751dbceed0777cd9699e58d50d6d0e6bdb57eb08832c9fdd7495728020a27847307f9c5ee40a95b62a

    • SSDEEP

      98304:21Mvy3BUmqtAP5v+7QhtPwaHYVYBSKkUTO/7Tfae:21TUFSF+7QzZzBSKdTqbJ

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Command and Control

Web Service

1
T1102

Tasks