Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    f5fad55768c6ce6286b44a3893f1ccceac42cec21ab58c2052f2c55c73e6d6b4

  • Size

    4.2MB

  • Sample

    240504-r6kvbsgh3x

  • MD5

    4e4f3b57f27c4777db68b3d7bfde90f7

  • SHA1

    10a4b635054778bd6187408387f87198b65fa425

  • SHA256

    f5fad55768c6ce6286b44a3893f1ccceac42cec21ab58c2052f2c55c73e6d6b4

  • SHA512

    bb572850dcaad0fc9ef0b1b20f87a2e1fcf03cec027d37ad05293e0b0e3cd5cccbf6f2413bcbdb6eb7f467a290b1e5fa767d322dffd495065a4807aa6ed65986

  • SSDEEP

    98304:XI5uELBTqnVWcXy/Y/HCLJbXTjWr1KExIiCpCM+M:45uELB2ncAy/Y/KhTKzIiCp6M

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      f5fad55768c6ce6286b44a3893f1ccceac42cec21ab58c2052f2c55c73e6d6b4

    • Size

      4.2MB

    • MD5

      4e4f3b57f27c4777db68b3d7bfde90f7

    • SHA1

      10a4b635054778bd6187408387f87198b65fa425

    • SHA256

      f5fad55768c6ce6286b44a3893f1ccceac42cec21ab58c2052f2c55c73e6d6b4

    • SHA512

      bb572850dcaad0fc9ef0b1b20f87a2e1fcf03cec027d37ad05293e0b0e3cd5cccbf6f2413bcbdb6eb7f467a290b1e5fa767d322dffd495065a4807aa6ed65986

    • SSDEEP

      98304:XI5uELBTqnVWcXy/Y/HCLJbXTjWr1KExIiCpCM+M:45uELB2ncAy/Y/KhTKzIiCp6M

    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