Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    3dac690897a2017c7c6f3305b312ff47b7d348dc3317f0d5c329979e58ce3570

  • Size

    4.1MB

  • Sample

    240421-jzhgmafa9x

  • MD5

    44a78ec5c96cf20ee4da565e81cee53c

  • SHA1

    cfe39d358fda77e0f6d05277ed8bccc0216e8351

  • SHA256

    3dac690897a2017c7c6f3305b312ff47b7d348dc3317f0d5c329979e58ce3570

  • SHA512

    97acfca289f6c43d355165733f195c82cd110863e32baae88ca81d265ac1fe4ab439cad842b4e7038a29a265d84ed1606eb61d2a495c5c3285397bf79b051ec7

  • SSDEEP

    98304:r4qWg+YQzLmftPjRs7JtBhUiZv1ggcXutB8ev+3Whzrh:rWg+YEmQ7rBhUiZtgg2AB8elhzrh

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      3dac690897a2017c7c6f3305b312ff47b7d348dc3317f0d5c329979e58ce3570

    • Size

      4.1MB

    • MD5

      44a78ec5c96cf20ee4da565e81cee53c

    • SHA1

      cfe39d358fda77e0f6d05277ed8bccc0216e8351

    • SHA256

      3dac690897a2017c7c6f3305b312ff47b7d348dc3317f0d5c329979e58ce3570

    • SHA512

      97acfca289f6c43d355165733f195c82cd110863e32baae88ca81d265ac1fe4ab439cad842b4e7038a29a265d84ed1606eb61d2a495c5c3285397bf79b051ec7

    • SSDEEP

      98304:r4qWg+YQzLmftPjRs7JtBhUiZv1ggcXutB8ev+3Whzrh:rWg+YEmQ7rBhUiZtgg2AB8elhzrh

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkitupx

    • 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 Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks