Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

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General

  • Target

    bf012a5a3808044d4c7a5f251cceefd2b70dd0a30787e5cdeb5699e78e0aeac3

  • Size

    4.1MB

  • Sample

    240519-npkw8aff26

  • MD5

    1250c2afc46194b4d63ca011316d2f28

  • SHA1

    2b1d8c1b13faca320cfeb1e3d3040407ff36f9d8

  • SHA256

    bf012a5a3808044d4c7a5f251cceefd2b70dd0a30787e5cdeb5699e78e0aeac3

  • SHA512

    b4e394bb8dc1a336701a5c0aa14166f3ea2b6c7e9860e7d3d80d253eb2c5b4ed50b95518b609fe43d068f09d2f4dcebcf4c026e2a071a3ff3e1b62ee69eb14de

  • SSDEEP

    98304:2k/C6baF9NNXYvR+SQPyohxfWe3/GY9pAEj6B:2n6bazjovoyoHfX3/GYHq

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      bf012a5a3808044d4c7a5f251cceefd2b70dd0a30787e5cdeb5699e78e0aeac3

    • Size

      4.1MB

    • MD5

      1250c2afc46194b4d63ca011316d2f28

    • SHA1

      2b1d8c1b13faca320cfeb1e3d3040407ff36f9d8

    • SHA256

      bf012a5a3808044d4c7a5f251cceefd2b70dd0a30787e5cdeb5699e78e0aeac3

    • SHA512

      b4e394bb8dc1a336701a5c0aa14166f3ea2b6c7e9860e7d3d80d253eb2c5b4ed50b95518b609fe43d068f09d2f4dcebcf4c026e2a071a3ff3e1b62ee69eb14de

    • SSDEEP

      98304:2k/C6baF9NNXYvR+SQPyohxfWe3/GY9pAEj6B:2n6bazjovoyoHfX3/GYHq

    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