General

  • Target

    abd630954a6e7256d54fc7e64fd17f5bac97dbcf73b9f131f92edab19076b553

  • Size

    4.0MB

  • Sample

    230221-mv1n7agd4v

  • MD5

    9d39777a22c1da64fab574493fffcec8

  • SHA1

    4e7cec4defcc30ac55c29f53ccd32d66e7c0bf92

  • SHA256

    abd630954a6e7256d54fc7e64fd17f5bac97dbcf73b9f131f92edab19076b553

  • SHA512

    a305f38a2d2b9b7e92678c954d3872b176a1aae6dbe74fc24e100188231c2c85cf734016395120c2f4366352cbcd7db60b4f2e9fbec8a7fdf2b62dceeb0fd952

  • SSDEEP

    98304:427d+Bg5T7I7Guy6DronwhprKUG0DGFovT6+h:7d+BmZuTF+926Y

Malware Config

Targets

    • Target

      abd630954a6e7256d54fc7e64fd17f5bac97dbcf73b9f131f92edab19076b553

    • Size

      4.0MB

    • MD5

      9d39777a22c1da64fab574493fffcec8

    • SHA1

      4e7cec4defcc30ac55c29f53ccd32d66e7c0bf92

    • SHA256

      abd630954a6e7256d54fc7e64fd17f5bac97dbcf73b9f131f92edab19076b553

    • SHA512

      a305f38a2d2b9b7e92678c954d3872b176a1aae6dbe74fc24e100188231c2c85cf734016395120c2f4366352cbcd7db60b4f2e9fbec8a7fdf2b62dceeb0fd952

    • SSDEEP

      98304:427d+Bg5T7I7Guy6DronwhprKUG0DGFovT6+h:7d+BmZuTF+926Y

    • 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