Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

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General

  • Target

    433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63

  • Size

    4.1MB

  • Sample

    240518-smpjvahf52

  • MD5

    f5a3fc86085ef98887577b7a5a6db6b9

  • SHA1

    306c5b41fc64cdf7ff748c721599e0b01cf27191

  • SHA256

    433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63

  • SHA512

    3e551ed9e748211095e55903dc9ca9519c17e6cab3a847ca54f4d1f8fb352110d1f0dcd5435fa535bff6188bf83965fff12b3e0e5d3f1f6334f58d574baae33a

  • SSDEEP

    98304:r3/aXnuKq8lIi6YuYM5DOP1Yy/qFVYXqnggvBm2Aw6XSjras4uEiZDLpDRiiT8:r3/aer8lIiPc9ySnggpxAJiIuBVpFiiI

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63

    • Size

      4.1MB

    • MD5

      f5a3fc86085ef98887577b7a5a6db6b9

    • SHA1

      306c5b41fc64cdf7ff748c721599e0b01cf27191

    • SHA256

      433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63

    • SHA512

      3e551ed9e748211095e55903dc9ca9519c17e6cab3a847ca54f4d1f8fb352110d1f0dcd5435fa535bff6188bf83965fff12b3e0e5d3f1f6334f58d574baae33a

    • SSDEEP

      98304:r3/aXnuKq8lIi6YuYM5DOP1Yy/qFVYXqnggvBm2Aw6XSjras4uEiZDLpDRiiT8:r3/aer8lIiPc9ySnggpxAJiIuBVpFiiI

    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