General

  • Target

    74f241669a4f9826e2445d6affa29e9905029904096bf3a98736c5e48f30ca42

  • Size

    4.1MB

  • Sample

    230326-ntqy2agd38

  • MD5

    a4578b5d8e42ba12395dda73a61693e7

  • SHA1

    c4c2f04472c00578c76390c7d184ab048256bbd6

  • SHA256

    74f241669a4f9826e2445d6affa29e9905029904096bf3a98736c5e48f30ca42

  • SHA512

    2af73a146d65b95a959d2a2d07bbb32d48b45097dabc16671895f7212538080b569f673e09a0f5d68ab5b97336274e9a72fa202f9ef45a62cdf73626d5300421

  • SSDEEP

    98304:ViGIF0rUD4kkX5/Z9a3jHzxa0o1kMvnM4CI:AGImQDTORZiH+1kMfM4CI

Malware Config

Targets

    • Target

      74f241669a4f9826e2445d6affa29e9905029904096bf3a98736c5e48f30ca42

    • Size

      4.1MB

    • MD5

      a4578b5d8e42ba12395dda73a61693e7

    • SHA1

      c4c2f04472c00578c76390c7d184ab048256bbd6

    • SHA256

      74f241669a4f9826e2445d6affa29e9905029904096bf3a98736c5e48f30ca42

    • SHA512

      2af73a146d65b95a959d2a2d07bbb32d48b45097dabc16671895f7212538080b569f673e09a0f5d68ab5b97336274e9a72fa202f9ef45a62cdf73626d5300421

    • SSDEEP

      98304:ViGIF0rUD4kkX5/Z9a3jHzxa0o1kMvnM4CI:AGImQDTORZiH+1kMfM4CI

    • 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