General

  • Target

    40e70983e6885ea29dd46403272ffbff012456f7f9987f66ef91420c7cdfb9cf

  • Size

    3.8MB

  • Sample

    220520-fcm7tadcdn

  • MD5

    7b5159c05ee6872d1ae146584149530d

  • SHA1

    eb3177fd6f357ba4c82f35057032b100806980a9

  • SHA256

    40e70983e6885ea29dd46403272ffbff012456f7f9987f66ef91420c7cdfb9cf

  • SHA512

    f3a0fc68e38450a35f1bf35fbf8c292bbb5c4b48f003dd3b3a648f2b2cc5e127e6f4e1699c2d26ae3138e0801a12306a03346306fabf93a0f78331c4c955b624

Malware Config

Targets

    • Target

      40e70983e6885ea29dd46403272ffbff012456f7f9987f66ef91420c7cdfb9cf

    • Size

      3.8MB

    • MD5

      7b5159c05ee6872d1ae146584149530d

    • SHA1

      eb3177fd6f357ba4c82f35057032b100806980a9

    • SHA256

      40e70983e6885ea29dd46403272ffbff012456f7f9987f66ef91420c7cdfb9cf

    • SHA512

      f3a0fc68e38450a35f1bf35fbf8c292bbb5c4b48f003dd3b3a648f2b2cc5e127e6f4e1699c2d26ae3138e0801a12306a03346306fabf93a0f78331c4c955b624

    • Glupteba

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

    • Glupteba Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Loads dropped DLL

    • 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.

    • Modifies boot configuration data using bcdedit

    • Drops file in System32 directory

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

4
T1112

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

Tasks