General

  • Target

    9f311ca12df72c86b7f27d44f789bec5179a09d4f41d78738e35f413b16c77bd

  • Size

    3.8MB

  • Sample

    220524-z9fzjsgeh8

  • MD5

    55564ab6f85c9316931aa9560c7d685c

  • SHA1

    33bd35ecdc9cdaa885ba6e1ca2b248881de99c4d

  • SHA256

    9f311ca12df72c86b7f27d44f789bec5179a09d4f41d78738e35f413b16c77bd

  • SHA512

    7e443e92aa83489177a7c70ffc75d0281d7870403e4667a7aad7afa5599801749bddf53fbae9097ee8da14494fbf4d870cbb9d5e274381447cb8e298e47fd664

Malware Config

Targets

    • Target

      9f311ca12df72c86b7f27d44f789bec5179a09d4f41d78738e35f413b16c77bd

    • Size

      3.8MB

    • MD5

      55564ab6f85c9316931aa9560c7d685c

    • SHA1

      33bd35ecdc9cdaa885ba6e1ca2b248881de99c4d

    • SHA256

      9f311ca12df72c86b7f27d44f789bec5179a09d4f41d78738e35f413b16c77bd

    • SHA512

      7e443e92aa83489177a7c70ffc75d0281d7870403e4667a7aad7afa5599801749bddf53fbae9097ee8da14494fbf4d870cbb9d5e274381447cb8e298e47fd664

    • 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