Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    958c40de1847d6043c0efceb309f0710351e07ce4e1c4385435df149db0faa1b

  • Size

    4.1MB

  • Sample

    240517-pv4ryshe6z

  • MD5

    6f355d5e335b7ebeaa48b360ccda4ecf

  • SHA1

    e90f2f095ef002f7002206f94c876b95a6a0df46

  • SHA256

    958c40de1847d6043c0efceb309f0710351e07ce4e1c4385435df149db0faa1b

  • SHA512

    b9476859d38f790e827a4a9a767ecf3a8471f53641c048c000e0dc301ba49e6e58cd118c4f5b9337ed5435d12447dd0a00631e40149601ef4117e32d495bba64

  • SSDEEP

    98304:kd7tSzSG1TEQyj2soCVZzfOSLUhtCaFAX/iUIATxmmpvA2aCdQuFREnErG:2RMSLQaVNfPUP9FaqUIATxXaCdFFREn/

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      958c40de1847d6043c0efceb309f0710351e07ce4e1c4385435df149db0faa1b

    • Size

      4.1MB

    • MD5

      6f355d5e335b7ebeaa48b360ccda4ecf

    • SHA1

      e90f2f095ef002f7002206f94c876b95a6a0df46

    • SHA256

      958c40de1847d6043c0efceb309f0710351e07ce4e1c4385435df149db0faa1b

    • SHA512

      b9476859d38f790e827a4a9a767ecf3a8471f53641c048c000e0dc301ba49e6e58cd118c4f5b9337ed5435d12447dd0a00631e40149601ef4117e32d495bba64

    • SSDEEP

      98304:kd7tSzSG1TEQyj2soCVZzfOSLUhtCaFAX/iUIATxmmpvA2aCdQuFREnErG:2RMSLQaVNfPUP9FaqUIATxXaCdFFREn/

    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