General

  • Target

    2e5280f5bd57205a3f4034a1bbe8b0ae697f2a68fb77775dc33c18b78628efdf

  • Size

    3.9MB

  • Sample

    220524-a1yessdgdp

  • MD5

    f0ba0b617c4f6be9bb0091003dd55a18

  • SHA1

    dcc4ecfc0016ae1a649929f29ae87eaae1fac9a7

  • SHA256

    2e5280f5bd57205a3f4034a1bbe8b0ae697f2a68fb77775dc33c18b78628efdf

  • SHA512

    9ebefffdf4bc6aa73e03dcb105ad327b170dbbb03746e43f4ce59571f19c27b5ee722dfaa7bc384b90cfd44648bb2550c2beb29be71ab649c7564e10cdb9a8ff

Malware Config

Targets

    • Target

      2e5280f5bd57205a3f4034a1bbe8b0ae697f2a68fb77775dc33c18b78628efdf

    • Size

      3.9MB

    • MD5

      f0ba0b617c4f6be9bb0091003dd55a18

    • SHA1

      dcc4ecfc0016ae1a649929f29ae87eaae1fac9a7

    • SHA256

      2e5280f5bd57205a3f4034a1bbe8b0ae697f2a68fb77775dc33c18b78628efdf

    • SHA512

      9ebefffdf4bc6aa73e03dcb105ad327b170dbbb03746e43f4ce59571f19c27b5ee722dfaa7bc384b90cfd44648bb2550c2beb29be71ab649c7564e10cdb9a8ff

    • 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