Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    b2610fbe3fa9f47983ef99b3f45e53323638cf843c2dc3eda149ccb76848580c

  • Size

    4.1MB

  • Sample

    240520-end8lsah44

  • MD5

    913016c057745b4209865e82b93bf284

  • SHA1

    b58b838ed0334d981b1c44f4351589b20b86ca16

  • SHA256

    b2610fbe3fa9f47983ef99b3f45e53323638cf843c2dc3eda149ccb76848580c

  • SHA512

    775ed796717dd965a318f0f31ef8cacdc3cef1545dbb5a61f3088a4f744c582d472876a7ac268cd4fb71e80592c2545c7b260c83433d617ed2b9373f11f13263

  • SSDEEP

    98304:uQAQcsa3GhfWYEvpb4LdECaqY+VYhFzXw/u5g9cAd9nw:uQAQcDPYxuCJe7X5ghfw

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      b2610fbe3fa9f47983ef99b3f45e53323638cf843c2dc3eda149ccb76848580c

    • Size

      4.1MB

    • MD5

      913016c057745b4209865e82b93bf284

    • SHA1

      b58b838ed0334d981b1c44f4351589b20b86ca16

    • SHA256

      b2610fbe3fa9f47983ef99b3f45e53323638cf843c2dc3eda149ccb76848580c

    • SHA512

      775ed796717dd965a318f0f31ef8cacdc3cef1545dbb5a61f3088a4f744c582d472876a7ac268cd4fb71e80592c2545c7b260c83433d617ed2b9373f11f13263

    • SSDEEP

      98304:uQAQcsa3GhfWYEvpb4LdECaqY+VYhFzXw/u5g9cAd9nw:uQAQcDPYxuCJe7X5ghfw

    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