General

  • Target

    6e88c879b593368a166e415ae74bb518b381bff385c0b716033d8c676d7c4d3c

  • Size

    4.1MB

  • Sample

    230328-ydabfsef9z

  • MD5

    537e7b65d99664786a92f79df3ef9998

  • SHA1

    b5a654e245561788ee9400bb81681424a0be3690

  • SHA256

    6e88c879b593368a166e415ae74bb518b381bff385c0b716033d8c676d7c4d3c

  • SHA512

    24bdb4905b1a6d95246963aa3a59faec0fef4f92c2318e2dae2e7b39a6618dfe87dcc97e3b270a32024d742b08cbcb594aecedb5bf8bd6d84b54af0de7436ea0

  • SSDEEP

    98304:m5WAcVPIJkEpWqzo2CYKTP49xfEJicYRmST5XhK2k70cm:MCweEp5zo2C3TP49cicYoGdU2A0cm

Malware Config

Targets

    • Target

      6e88c879b593368a166e415ae74bb518b381bff385c0b716033d8c676d7c4d3c

    • Size

      4.1MB

    • MD5

      537e7b65d99664786a92f79df3ef9998

    • SHA1

      b5a654e245561788ee9400bb81681424a0be3690

    • SHA256

      6e88c879b593368a166e415ae74bb518b381bff385c0b716033d8c676d7c4d3c

    • SHA512

      24bdb4905b1a6d95246963aa3a59faec0fef4f92c2318e2dae2e7b39a6618dfe87dcc97e3b270a32024d742b08cbcb594aecedb5bf8bd6d84b54af0de7436ea0

    • SSDEEP

      98304:m5WAcVPIJkEpWqzo2CYKTP49xfEJicYRmST5XhK2k70cm:MCweEp5zo2C3TP49cicYoGdU2A0cm

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Windows security modification

    • 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

Disabling Security Tools

2
T1089

Modify Registry

3
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Command and Control

Web Service

1
T1102

Tasks