General

  • Target

    5f914b817317c22cc8f5f7a5d0df0869d80e24027339c9b41339152897d589f7

  • Size

    4.2MB

  • Sample

    220731-m4m5fseaeq

  • MD5

    7380596b5ab3f3d963bf600876004131

  • SHA1

    67f2a06f571bee30786275a5bc0219c1b3c03c46

  • SHA256

    5f914b817317c22cc8f5f7a5d0df0869d80e24027339c9b41339152897d589f7

  • SHA512

    2766dc564a584da83494dd5cabb42e04cf24f9a75dbbea23af13a4ac8f69f26f2cf12d501cbed5962cfd8083ac929b11990359e7d921406d0cadc726324a44e3

Malware Config

Targets

    • Target

      5f914b817317c22cc8f5f7a5d0df0869d80e24027339c9b41339152897d589f7

    • Size

      4.2MB

    • MD5

      7380596b5ab3f3d963bf600876004131

    • SHA1

      67f2a06f571bee30786275a5bc0219c1b3c03c46

    • SHA256

      5f914b817317c22cc8f5f7a5d0df0869d80e24027339c9b41339152897d589f7

    • SHA512

      2766dc564a584da83494dd5cabb42e04cf24f9a75dbbea23af13a4ac8f69f26f2cf12d501cbed5962cfd8083ac929b11990359e7d921406d0cadc726324a44e3

    • 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

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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