Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    5c836369d35a527490e0fb144b68c567dc1f933aa272160dbfb46dd4e845a58d

  • Size

    4.1MB

  • Sample

    240516-3rmwxsfa42

  • MD5

    d3df8d651943bd9f4dacdbb023c0399f

  • SHA1

    b9404f2cfed07b9c23b71401dcceb17de59f0357

  • SHA256

    5c836369d35a527490e0fb144b68c567dc1f933aa272160dbfb46dd4e845a58d

  • SHA512

    6497867a61118678bf8d9c83a094943b06835f1673a77a40ee27028ca4d803d4e76cb0ce4f53ce94672c76df359ac59e94b04ad1abc9fd9a0e81874303beed7d

  • SSDEEP

    98304:KeUiHluf0rQLB7qDC2cDnv7XkMmFoNL2AuFwfBpDq4kblyNxxbhOzhGE:KgHncLBP5HkIsFwf3u4kByfxbhOL

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      5c836369d35a527490e0fb144b68c567dc1f933aa272160dbfb46dd4e845a58d

    • Size

      4.1MB

    • MD5

      d3df8d651943bd9f4dacdbb023c0399f

    • SHA1

      b9404f2cfed07b9c23b71401dcceb17de59f0357

    • SHA256

      5c836369d35a527490e0fb144b68c567dc1f933aa272160dbfb46dd4e845a58d

    • SHA512

      6497867a61118678bf8d9c83a094943b06835f1673a77a40ee27028ca4d803d4e76cb0ce4f53ce94672c76df359ac59e94b04ad1abc9fd9a0e81874303beed7d

    • SSDEEP

      98304:KeUiHluf0rQLB7qDC2cDnv7XkMmFoNL2AuFwfBpDq4kblyNxxbhOzhGE:KgHncLBP5HkIsFwf3u4kByfxbhOL

    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