General

  • Target

    1105c6506d94d440e44ce637e0e7d87c7aed386cf99d870f9bea04e3655614bf

  • Size

    3.9MB

  • Sample

    220604-mc6gqafdck

  • MD5

    fb5106b00132654be98257e2ba38a950

  • SHA1

    f462763f1c9881eb97c085382ffd4674d304c8d2

  • SHA256

    1105c6506d94d440e44ce637e0e7d87c7aed386cf99d870f9bea04e3655614bf

  • SHA512

    81038ec7ba4c9c4661625c16ceb3ce425b2afea09c47f7c1d46050be8c94022f5e81af6b9b5accf483d7ab1f2fa60e6eeae8883cac945fde68ff5ecab7069863

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      1105c6506d94d440e44ce637e0e7d87c7aed386cf99d870f9bea04e3655614bf

    • Size

      3.9MB

    • MD5

      fb5106b00132654be98257e2ba38a950

    • SHA1

      f462763f1c9881eb97c085382ffd4674d304c8d2

    • SHA256

      1105c6506d94d440e44ce637e0e7d87c7aed386cf99d870f9bea04e3655614bf

    • SHA512

      81038ec7ba4c9c4661625c16ceb3ce425b2afea09c47f7c1d46050be8c94022f5e81af6b9b5accf483d7ab1f2fa60e6eeae8883cac945fde68ff5ecab7069863

    • Glupteba

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

    • Glupteba Payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

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

Command and Control

Web Service

1
T1102

Tasks