Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    4ca81fbc772225cfc54132af6dc24a02d81347c262075d78fac44a14b944fbae

  • Size

    4.2MB

  • Sample

    240504-nx65esdb3v

  • MD5

    5a02bb23109f278fd6a69dfe232586c9

  • SHA1

    2ba2258364f5a696abe4e7adecd22414f2e79845

  • SHA256

    4ca81fbc772225cfc54132af6dc24a02d81347c262075d78fac44a14b944fbae

  • SHA512

    c6aaf12309d08a61c44b855f3127e4422b3f5d26147ba7d1dffcd594c136cc3227fdccbfcd345c6a38da84b6ba7cadfc8829401773e2d74ce0732fc8168df267

  • SSDEEP

    98304:hFm33nTRQYXLAJmF7JMhpwIV/CevqNafpDPjSEtx+w/pLQ:kdAuJMhpXpCevqOr2EtxJ/NQ

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      4ca81fbc772225cfc54132af6dc24a02d81347c262075d78fac44a14b944fbae

    • Size

      4.2MB

    • MD5

      5a02bb23109f278fd6a69dfe232586c9

    • SHA1

      2ba2258364f5a696abe4e7adecd22414f2e79845

    • SHA256

      4ca81fbc772225cfc54132af6dc24a02d81347c262075d78fac44a14b944fbae

    • SHA512

      c6aaf12309d08a61c44b855f3127e4422b3f5d26147ba7d1dffcd594c136cc3227fdccbfcd345c6a38da84b6ba7cadfc8829401773e2d74ce0732fc8168df267

    • SSDEEP

      98304:hFm33nTRQYXLAJmF7JMhpwIV/CevqNafpDPjSEtx+w/pLQ:kdAuJMhpXpCevqOr2EtxJ/NQ

    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