Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6

  • Size

    4.1MB

  • Sample

    240518-nl9feahd2s

  • MD5

    b927eed199e4ee489867e65628a4c595

  • SHA1

    c35783a4c6d96a068143676877a427c61f343820

  • SHA256

    5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6

  • SHA512

    f79138d4869b4c3375fe705b2a0afd764df5177a294dd953af5f4a0450f0ccf6d9a6ff90179a9cc576e639f18ef49f6a6a00c475ab9ae8422e9f41876e801cef

  • SSDEEP

    98304:4Z9bi3QNEOtUId2petU9sYIhWVMAA4+HU:R303UIApyYIhWVMEh

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6

    • Size

      4.1MB

    • MD5

      b927eed199e4ee489867e65628a4c595

    • SHA1

      c35783a4c6d96a068143676877a427c61f343820

    • SHA256

      5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6

    • SHA512

      f79138d4869b4c3375fe705b2a0afd764df5177a294dd953af5f4a0450f0ccf6d9a6ff90179a9cc576e639f18ef49f6a6a00c475ab9ae8422e9f41876e801cef

    • SSDEEP

      98304:4Z9bi3QNEOtUId2petU9sYIhWVMAA4+HU:R303UIApyYIhWVMEh

    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