General

  • Target

    97a9ca08fee98a34adfdb1e8e19559bff624bd7d094b2cd80c9629b7a426440d

  • Size

    3.8MB

  • Sample

    220524-day57agdbj

  • MD5

    6b25f01b08dada97878d7a7409b4c100

  • SHA1

    cc411194050b944d1a88223adaa76b99878c183c

  • SHA256

    97a9ca08fee98a34adfdb1e8e19559bff624bd7d094b2cd80c9629b7a426440d

  • SHA512

    b27dc0e29fb4f979647220072bdf3e05f51a022aa119a5fe24d6fbcdc357dc865f42eaae72791220b1bd71e5e94d72b0bbfb6fe7074e2a13a67e9f27bfe42427

Malware Config

Targets

    • Target

      97a9ca08fee98a34adfdb1e8e19559bff624bd7d094b2cd80c9629b7a426440d

    • Size

      3.8MB

    • MD5

      6b25f01b08dada97878d7a7409b4c100

    • SHA1

      cc411194050b944d1a88223adaa76b99878c183c

    • SHA256

      97a9ca08fee98a34adfdb1e8e19559bff624bd7d094b2cd80c9629b7a426440d

    • SHA512

      b27dc0e29fb4f979647220072bdf3e05f51a022aa119a5fe24d6fbcdc357dc865f42eaae72791220b1bd71e5e94d72b0bbfb6fe7074e2a13a67e9f27bfe42427

    • 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

    • Suspicious use of SetThreadContext

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

1
T1012

Tasks