General

  • Target

    35bf782811ab478696e4dd585b0fae3ab349791ba0df5aeb52ca2c73a711a023

  • Size

    3.9MB

  • Sample

    220509-ax51gaefbq

  • MD5

    64c67598340741a78d53d63795685bcd

  • SHA1

    e793680e1b418256371dfde7afee0cec5e48fb92

  • SHA256

    35bf782811ab478696e4dd585b0fae3ab349791ba0df5aeb52ca2c73a711a023

  • SHA512

    bd983de9371f710dfce9cb6248047201f8f90ad50e79c6b54faa4b5fa90886b0223c41dd12c7370cfb893f8e3540877121571bf7dd1ae210099905e310a29811

Malware Config

Targets

    • Target

      35bf782811ab478696e4dd585b0fae3ab349791ba0df5aeb52ca2c73a711a023

    • Size

      3.9MB

    • MD5

      64c67598340741a78d53d63795685bcd

    • SHA1

      e793680e1b418256371dfde7afee0cec5e48fb92

    • SHA256

      35bf782811ab478696e4dd585b0fae3ab349791ba0df5aeb52ca2c73a711a023

    • SHA512

      bd983de9371f710dfce9cb6248047201f8f90ad50e79c6b54faa4b5fa90886b0223c41dd12c7370cfb893f8e3540877121571bf7dd1ae210099905e310a29811

    • 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