Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    076e764447b1d32f16910d9e10580488fecda5ca8a584799d549b4effec1a6f5

  • Size

    4.1MB

  • Sample

    240520-ffpj2sda7s

  • MD5

    52c72870afb8493030f57b8c31bff8a3

  • SHA1

    048b2fb743773929923f43236cd3564e28c23d89

  • SHA256

    076e764447b1d32f16910d9e10580488fecda5ca8a584799d549b4effec1a6f5

  • SHA512

    cb4219f0de2714d180ba0eff993dd38e867c9380da2993e429ddffb1ec77f3cb8a2bcb374e50e3992dd3206dc7150aa371af25fb97408592d87b505b9ca27afd

  • SSDEEP

    98304:vquwTfmIkbquibhaubey8xw4weLmAcL8k4+6XNB3Rebmbqb0f:ALmIkbquibpii2yAk4+2fEKmbc

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      076e764447b1d32f16910d9e10580488fecda5ca8a584799d549b4effec1a6f5

    • Size

      4.1MB

    • MD5

      52c72870afb8493030f57b8c31bff8a3

    • SHA1

      048b2fb743773929923f43236cd3564e28c23d89

    • SHA256

      076e764447b1d32f16910d9e10580488fecda5ca8a584799d549b4effec1a6f5

    • SHA512

      cb4219f0de2714d180ba0eff993dd38e867c9380da2993e429ddffb1ec77f3cb8a2bcb374e50e3992dd3206dc7150aa371af25fb97408592d87b505b9ca27afd

    • SSDEEP

      98304:vquwTfmIkbquibhaubey8xw4weLmAcL8k4+6XNB3Rebmbqb0f:ALmIkbquibpii2yAk4+2fEKmbc

    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