Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    f5a98b8f1ac435bc5cb81f7868ee669d90f1fb8ad6a49137080b38db311d6a30

  • Size

    4.2MB

  • Sample

    240423-k9j9msfa94

  • MD5

    0d0ac90416ced2c9439f4208e038157f

  • SHA1

    2f974065b4e8efa7ea35042e8d48d473feb297ec

  • SHA256

    f5a98b8f1ac435bc5cb81f7868ee669d90f1fb8ad6a49137080b38db311d6a30

  • SHA512

    8631860851a5c494e20007424ae19f14158c771783415d4766328c12013b5dd7bbd8a22c5a28700d28667066441e6636fb1118f06bca882b4cef22bccbf66167

  • SSDEEP

    98304:SQN9zSKVNFzRCmd+S43cfxiJtNQ15bXu+MABfSPDEeLX1+Kw3YL/t3u:9TWsFQmkSqeYdK5bXuOBmD/txFe

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      f5a98b8f1ac435bc5cb81f7868ee669d90f1fb8ad6a49137080b38db311d6a30

    • Size

      4.2MB

    • MD5

      0d0ac90416ced2c9439f4208e038157f

    • SHA1

      2f974065b4e8efa7ea35042e8d48d473feb297ec

    • SHA256

      f5a98b8f1ac435bc5cb81f7868ee669d90f1fb8ad6a49137080b38db311d6a30

    • SHA512

      8631860851a5c494e20007424ae19f14158c771783415d4766328c12013b5dd7bbd8a22c5a28700d28667066441e6636fb1118f06bca882b4cef22bccbf66167

    • SSDEEP

      98304:SQN9zSKVNFzRCmd+S43cfxiJtNQ15bXu+MABfSPDEeLX1+Kw3YL/t3u:9TWsFQmkSqeYdK5bXuOBmD/txFe

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistenceupxrootkit

    • 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