Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    6f02b922c727f5d10582cc0bb7765934557c390aab13aaf049e1b96e319d9559

  • Size

    4.2MB

  • Sample

    240423-s47rrahe8t

  • MD5

    23ab08f56afa3adef21e733386246b2d

  • SHA1

    1a645daccce8bb8fe0f3b967136f8c46dc87cf79

  • SHA256

    6f02b922c727f5d10582cc0bb7765934557c390aab13aaf049e1b96e319d9559

  • SHA512

    1dba2aabbf8008141c8817d0ae05e313fad67cb203535427ac2024a3c24b3dea397661bb5060143fa6f9c7493de1ec26935241cf10a4e18b7e1b208ab90cd9b6

  • SSDEEP

    98304:9+Gg6aXQ+/QyN9wV3/YhHbVpnwBVKjBiw+3St8Knu:OXQwQ89A3/Y5DnwBWu3Q8Ku

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      6f02b922c727f5d10582cc0bb7765934557c390aab13aaf049e1b96e319d9559

    • Size

      4.2MB

    • MD5

      23ab08f56afa3adef21e733386246b2d

    • SHA1

      1a645daccce8bb8fe0f3b967136f8c46dc87cf79

    • SHA256

      6f02b922c727f5d10582cc0bb7765934557c390aab13aaf049e1b96e319d9559

    • SHA512

      1dba2aabbf8008141c8817d0ae05e313fad67cb203535427ac2024a3c24b3dea397661bb5060143fa6f9c7493de1ec26935241cf10a4e18b7e1b208ab90cd9b6

    • SSDEEP

      98304:9+Gg6aXQ+/QyN9wV3/YhHbVpnwBVKjBiw+3St8Knu:OXQwQ89A3/Y5DnwBWu3Q8Ku

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkitupx

    • 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 Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks