Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    86b6d37045e25dcbb8440777da59e36c654adb86c2f22de9337cd1143394c340

  • Size

    4.1MB

  • Sample

    240516-3q298aeh95

  • MD5

    4fcae19648c54ba713781c7cd35ef5f3

  • SHA1

    fcfc0caf04074ff3cbff19260f3953f4e3fdd4cd

  • SHA256

    86b6d37045e25dcbb8440777da59e36c654adb86c2f22de9337cd1143394c340

  • SHA512

    ebce3013aa433eb7ad1d098ae02f54c7027e3a21dcae940af7afb1107ed93f79daa1d11ec6f8a7bf5ff1c2b9a92ac92026fb60933b5cbcbf71abfa698c26e9c4

  • SSDEEP

    98304:KeUiHluf0rQLB7qDC2cDnv7XkMmFoNL2AuFwfBpDq4kblyNxxbhOzhGN:KgHncLBP5HkIsFwf3u4kByfxbhOa

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      86b6d37045e25dcbb8440777da59e36c654adb86c2f22de9337cd1143394c340

    • Size

      4.1MB

    • MD5

      4fcae19648c54ba713781c7cd35ef5f3

    • SHA1

      fcfc0caf04074ff3cbff19260f3953f4e3fdd4cd

    • SHA256

      86b6d37045e25dcbb8440777da59e36c654adb86c2f22de9337cd1143394c340

    • SHA512

      ebce3013aa433eb7ad1d098ae02f54c7027e3a21dcae940af7afb1107ed93f79daa1d11ec6f8a7bf5ff1c2b9a92ac92026fb60933b5cbcbf71abfa698c26e9c4

    • SSDEEP

      98304:KeUiHluf0rQLB7qDC2cDnv7XkMmFoNL2AuFwfBpDq4kblyNxxbhOzhGN:KgHncLBP5HkIsFwf3u4kByfxbhOa

    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