Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    bfb2f53c88ceb3917a5a3d0b0a691a2ed11c8f86d7c8b8353e6d4d69ebfe445f

  • Size

    4.1MB

  • Sample

    240516-ta25vaca3s

  • MD5

    eb49dffeab4ef8d5c3824aca23359ef2

  • SHA1

    c1433b8a5b533b0b39114e4cacad51b303830774

  • SHA256

    bfb2f53c88ceb3917a5a3d0b0a691a2ed11c8f86d7c8b8353e6d4d69ebfe445f

  • SHA512

    25e33b6e6d2b18a3c7bfc399a2bfe67222897c76e39e65076d72a663f8fdc5fca944d68bc96d622d897da01f4fd96e95d16f3434684af10b97dd08dee5334456

  • SSDEEP

    98304:83tbwrB0kIuN3D8bfUXVQCwP9Kpl7QJG8rgohSw8D2z60ht59X5:8dQIuMQA9oQJ/gXD6

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      bfb2f53c88ceb3917a5a3d0b0a691a2ed11c8f86d7c8b8353e6d4d69ebfe445f

    • Size

      4.1MB

    • MD5

      eb49dffeab4ef8d5c3824aca23359ef2

    • SHA1

      c1433b8a5b533b0b39114e4cacad51b303830774

    • SHA256

      bfb2f53c88ceb3917a5a3d0b0a691a2ed11c8f86d7c8b8353e6d4d69ebfe445f

    • SHA512

      25e33b6e6d2b18a3c7bfc399a2bfe67222897c76e39e65076d72a663f8fdc5fca944d68bc96d622d897da01f4fd96e95d16f3434684af10b97dd08dee5334456

    • SSDEEP

      98304:83tbwrB0kIuN3D8bfUXVQCwP9Kpl7QJG8rgohSw8D2z60ht59X5:8dQIuMQA9oQJ/gXD6

    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