General

  • Target

    d8824532282c54f0d08a6ea8e53963cf9d530759d510b3522646711c91370f59

  • Size

    4.1MB

  • Sample

    230327-xdh3xsgh2t

  • MD5

    57c64afea473e0c649b4254f61ae3fa2

  • SHA1

    4d1199138a03369ca0fdcff2d69a4cacf486b803

  • SHA256

    d8824532282c54f0d08a6ea8e53963cf9d530759d510b3522646711c91370f59

  • SHA512

    9b7db6f67f5709310b657c1f75b5442c6a3597b4d681dc8f8bd01180fd19e3c316571411ee734db556c2dfeacdded72890931e67dd7b3a4eeb557d10a4f5cde2

  • SSDEEP

    98304:rvpOWouYO4mCfghlxU0b33zKayfkyhq08W/:rvAzuYO4JyHaFq+/

Malware Config

Targets

    • Target

      d8824532282c54f0d08a6ea8e53963cf9d530759d510b3522646711c91370f59

    • Size

      4.1MB

    • MD5

      57c64afea473e0c649b4254f61ae3fa2

    • SHA1

      4d1199138a03369ca0fdcff2d69a4cacf486b803

    • SHA256

      d8824532282c54f0d08a6ea8e53963cf9d530759d510b3522646711c91370f59

    • SHA512

      9b7db6f67f5709310b657c1f75b5442c6a3597b4d681dc8f8bd01180fd19e3c316571411ee734db556c2dfeacdded72890931e67dd7b3a4eeb557d10a4f5cde2

    • SSDEEP

      98304:rvpOWouYO4mCfghlxU0b33zKayfkyhq08W/:rvAzuYO4JyHaFq+/

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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