Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    74065c830ad2a6c9cd7e12cd44b9fb867a86d7597f7c90834182b8673d7273a4

  • Size

    4.2MB

  • Sample

    240419-2njveshe28

  • MD5

    3b2988ba478816d8ce4c89af3fb479a5

  • SHA1

    a2beef31125280751561e3af02f5567b9bb0fcab

  • SHA256

    74065c830ad2a6c9cd7e12cd44b9fb867a86d7597f7c90834182b8673d7273a4

  • SHA512

    d777497edb9cc66e8a565e4f1f6d522f1601e09f6cdf2b47b4e0874d423ab95261accecfeaa01c8ba01f35606259128132cea043165a97328ac68734e836b719

  • SSDEEP

    98304:3/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfGH:PdVQtLoTZDg5GO9Bqlcf

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      74065c830ad2a6c9cd7e12cd44b9fb867a86d7597f7c90834182b8673d7273a4

    • Size

      4.2MB

    • MD5

      3b2988ba478816d8ce4c89af3fb479a5

    • SHA1

      a2beef31125280751561e3af02f5567b9bb0fcab

    • SHA256

      74065c830ad2a6c9cd7e12cd44b9fb867a86d7597f7c90834182b8673d7273a4

    • SHA512

      d777497edb9cc66e8a565e4f1f6d522f1601e09f6cdf2b47b4e0874d423ab95261accecfeaa01c8ba01f35606259128132cea043165a97328ac68734e836b719

    • SSDEEP

      98304:3/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfGH:PdVQtLoTZDg5GO9Bqlcf

    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