General

  • Target

    7d9f0498a085094154df79464fac02e6dde28aa8213b250fe383ff7bfb5f808b

  • Size

    4.1MB

  • Sample

    230331-y4lgeadb49

  • MD5

    6cfeb8e8284d7be248580946ae604979

  • SHA1

    45526a23491fd5b78ac8aa346387633f892a41d7

  • SHA256

    7d9f0498a085094154df79464fac02e6dde28aa8213b250fe383ff7bfb5f808b

  • SHA512

    7071d2e439f291d8e033eaf7394d37691b05d703cad1673874e76932c53a3510a2374f0f7d7eaf57e4b5bcc0fc9039fd4d64e7c57ce49aecbc23f18634c7e071

  • SSDEEP

    98304:dPWbmmQf6bYMIlp2fj7SK7VpaTBy675FsxVhV:5WbvQf6Eyfj7t7VpaTBJ5eVhV

Malware Config

Targets

    • Target

      7d9f0498a085094154df79464fac02e6dde28aa8213b250fe383ff7bfb5f808b

    • Size

      4.1MB

    • MD5

      6cfeb8e8284d7be248580946ae604979

    • SHA1

      45526a23491fd5b78ac8aa346387633f892a41d7

    • SHA256

      7d9f0498a085094154df79464fac02e6dde28aa8213b250fe383ff7bfb5f808b

    • SHA512

      7071d2e439f291d8e033eaf7394d37691b05d703cad1673874e76932c53a3510a2374f0f7d7eaf57e4b5bcc0fc9039fd4d64e7c57ce49aecbc23f18634c7e071

    • SSDEEP

      98304:dPWbmmQf6bYMIlp2fj7SK7VpaTBy675FsxVhV:5WbvQf6Eyfj7t7VpaTBJ5eVhV

    • 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.

    • 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

Tasks