Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    5efcdfbb03441f46b546f94be11687b51f93b049c6e94879536a9b31048c5073

  • Size

    4.1MB

  • Sample

    240513-xynh5sae2y

  • MD5

    74311dfcc6a25a6c0a846ed016c2916c

  • SHA1

    afb35f0bf0c327796eb209072fac8f1be34479b3

  • SHA256

    5efcdfbb03441f46b546f94be11687b51f93b049c6e94879536a9b31048c5073

  • SHA512

    2e6f5cc116fb7f44f0b1dcd2c02f92bdbe40de9e8065721bbb8754dccd0c24dc713fc07dee33eff2c7b1cecf2d15b61537b3bb22eb766ca188aaaa9c299d21e4

  • SSDEEP

    49152:hvHCDSSa3hD42qGLSmY/7m0wOZef6/7XKNRZLDoULBsYgivTaJXJXiyJlvBT7giv:hvHka3hrLY/a9UySgdYYX4jJQi9F

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      5efcdfbb03441f46b546f94be11687b51f93b049c6e94879536a9b31048c5073

    • Size

      4.1MB

    • MD5

      74311dfcc6a25a6c0a846ed016c2916c

    • SHA1

      afb35f0bf0c327796eb209072fac8f1be34479b3

    • SHA256

      5efcdfbb03441f46b546f94be11687b51f93b049c6e94879536a9b31048c5073

    • SHA512

      2e6f5cc116fb7f44f0b1dcd2c02f92bdbe40de9e8065721bbb8754dccd0c24dc713fc07dee33eff2c7b1cecf2d15b61537b3bb22eb766ca188aaaa9c299d21e4

    • SSDEEP

      49152:hvHCDSSa3hD42qGLSmY/7m0wOZef6/7XKNRZLDoULBsYgivTaJXJXiyJlvBT7giv:hvHka3hrLY/a9UySgdYYX4jJQi9F

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

    • Glupteba

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

      loaderdropperglupteba

    • Glupteba payload

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

      rootkitevasion

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks