General

  • Target

    502658669d7c85d17cab8f642c1adacf1d67faebed44585c4fb680d24b43cf00

  • Size

    3.8MB

  • Sample

    220524-1lhnxachgm

  • MD5

    a41a0e94ab1b70f81e18710a6f03203a

  • SHA1

    ab67246b00140e0ecba183cd2db126b2726e7ce1

  • SHA256

    502658669d7c85d17cab8f642c1adacf1d67faebed44585c4fb680d24b43cf00

  • SHA512

    49f8cc5fb08549472d852721c1cbb6171d31be328d77e3cf815dce8f73d2f6de7b8c38689ded18eecbeba7051f32513c80a2c914fb693a324fd1eb9d619e68af

Malware Config

Targets

    • Target

      502658669d7c85d17cab8f642c1adacf1d67faebed44585c4fb680d24b43cf00

    • Size

      3.8MB

    • MD5

      a41a0e94ab1b70f81e18710a6f03203a

    • SHA1

      ab67246b00140e0ecba183cd2db126b2726e7ce1

    • SHA256

      502658669d7c85d17cab8f642c1adacf1d67faebed44585c4fb680d24b43cf00

    • SHA512

      49f8cc5fb08549472d852721c1cbb6171d31be328d77e3cf815dce8f73d2f6de7b8c38689ded18eecbeba7051f32513c80a2c914fb693a324fd1eb9d619e68af

    • 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