General

  • Target

    3561dffe964c364f7f95acad869ff06c68c8753278a692e3c094f5d311b0612d

  • Size

    3.8MB

  • Sample

    220524-s931racbhn

  • MD5

    6a11fc6abb88d752274472eb74bc6c06

  • SHA1

    269d92c8b1328b9bf17d7b03bea0881ce8c0c767

  • SHA256

    3561dffe964c364f7f95acad869ff06c68c8753278a692e3c094f5d311b0612d

  • SHA512

    6becc6ba63e6842848e9bcad08660e1bfeba93ad39412d0562ab35d3e87b1ef4f473ed275ef58ab9a5c03158fe9ab882b6aa5e3c0ebfde3493233825ee01803d

Malware Config

Targets

    • Target

      3561dffe964c364f7f95acad869ff06c68c8753278a692e3c094f5d311b0612d

    • Size

      3.8MB

    • MD5

      6a11fc6abb88d752274472eb74bc6c06

    • SHA1

      269d92c8b1328b9bf17d7b03bea0881ce8c0c767

    • SHA256

      3561dffe964c364f7f95acad869ff06c68c8753278a692e3c094f5d311b0612d

    • SHA512

      6becc6ba63e6842848e9bcad08660e1bfeba93ad39412d0562ab35d3e87b1ef4f473ed275ef58ab9a5c03158fe9ab882b6aa5e3c0ebfde3493233825ee01803d

    • Glupteba

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

    • Glupteba Payload

    • 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