Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    f78df6051defac17c29cc2bee5357514daf33b44ebfc484d81db4042f7a250a5

  • Size

    4.1MB

  • Sample

    240511-r11ctsca2z

  • MD5

    fc2da0fcfc1b5851a7aa4a05a85d8f17

  • SHA1

    989d434363fd73ec7c158b039e8e648c0f9d1d46

  • SHA256

    f78df6051defac17c29cc2bee5357514daf33b44ebfc484d81db4042f7a250a5

  • SHA512

    50c3c70c665caf1f07848f14b1ae4acd190600645be4c71cd4ae98b03ad87486dbbf06652c4d5347890729ba42f0694860ba2884771b033cb0c41acba2c35480

  • SSDEEP

    98304:1vk3KE87Zg8PM2ulELve/Kwh7mr5ruaseWQ6fvV7UOPIhnNP6Xh:pv7Zg8025LGiRr5ruas3QSvFUzhnNgh

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      f78df6051defac17c29cc2bee5357514daf33b44ebfc484d81db4042f7a250a5

    • Size

      4.1MB

    • MD5

      fc2da0fcfc1b5851a7aa4a05a85d8f17

    • SHA1

      989d434363fd73ec7c158b039e8e648c0f9d1d46

    • SHA256

      f78df6051defac17c29cc2bee5357514daf33b44ebfc484d81db4042f7a250a5

    • SHA512

      50c3c70c665caf1f07848f14b1ae4acd190600645be4c71cd4ae98b03ad87486dbbf06652c4d5347890729ba42f0694860ba2884771b033cb0c41acba2c35480

    • SSDEEP

      98304:1vk3KE87Zg8PM2ulELve/Kwh7mr5ruaseWQ6fvV7UOPIhnNP6Xh:pv7Zg8025LGiRr5ruas3QSvFUzhnNgh

    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