General

  • Target

    648b9d0680d73d4da5ed2b4f0b9febc422b67210258473260670c69ba0f094c5

  • Size

    3.9MB

  • Sample

    220509-axrsvaefbl

  • MD5

    b78d17e91ca08bedb515d5d38ca8ba12

  • SHA1

    5f43dc5daac6563c342c278bb65f7162fe66142c

  • SHA256

    648b9d0680d73d4da5ed2b4f0b9febc422b67210258473260670c69ba0f094c5

  • SHA512

    4f2823898e3c4e796ec80cc889e57272bc0b783df9a70a6c7dadad0a239bd69b063dfab2669f3102670d1e01f70b1aaaf450fa132f1f462bb7ac201fc7a7546b

Malware Config

Targets

    • Target

      648b9d0680d73d4da5ed2b4f0b9febc422b67210258473260670c69ba0f094c5

    • Size

      3.9MB

    • MD5

      b78d17e91ca08bedb515d5d38ca8ba12

    • SHA1

      5f43dc5daac6563c342c278bb65f7162fe66142c

    • SHA256

      648b9d0680d73d4da5ed2b4f0b9febc422b67210258473260670c69ba0f094c5

    • SHA512

      4f2823898e3c4e796ec80cc889e57272bc0b783df9a70a6c7dadad0a239bd69b063dfab2669f3102670d1e01f70b1aaaf450fa132f1f462bb7ac201fc7a7546b

    • Glupteba

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

    • Glupteba Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

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

Impair Defenses

1
T1562

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

Tasks