Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    d9e43ca968512cae81fcf1c85139641aa4dca6903f54fa91cb05cd6a7015eda3

  • Size

    4.1MB

  • Sample

    240520-fgqthacd83

  • MD5

    734cf54369cc5ff1c9046bee9932bcd9

  • SHA1

    2054b657689bda938332a307db743511cb0db0a6

  • SHA256

    d9e43ca968512cae81fcf1c85139641aa4dca6903f54fa91cb05cd6a7015eda3

  • SHA512

    dd85f1672836ddb0d7c36130ee0db9117c1036e5325e5ce50db2e1422a80a5017ea72ea2b8659ff8227f1828e3c0cb8f63dcae3ff06e2fe14d04bae328ce46b8

  • SSDEEP

    98304:HquwTfmIkbquibhaubey8xw4weLmAcL8k4+6XNB3Rebmbqb00:YLmIkbquibpii2yAk4+2fEKmbX

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      d9e43ca968512cae81fcf1c85139641aa4dca6903f54fa91cb05cd6a7015eda3

    • Size

      4.1MB

    • MD5

      734cf54369cc5ff1c9046bee9932bcd9

    • SHA1

      2054b657689bda938332a307db743511cb0db0a6

    • SHA256

      d9e43ca968512cae81fcf1c85139641aa4dca6903f54fa91cb05cd6a7015eda3

    • SHA512

      dd85f1672836ddb0d7c36130ee0db9117c1036e5325e5ce50db2e1422a80a5017ea72ea2b8659ff8227f1828e3c0cb8f63dcae3ff06e2fe14d04bae328ce46b8

    • SSDEEP

      98304:HquwTfmIkbquibhaubey8xw4weLmAcL8k4+6XNB3Rebmbqb00:YLmIkbquibpii2yAk4+2fEKmbX

    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 Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

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