Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    88365e9d60596063c013f6f7db123a7d8c51ddd4702c02e387c96254c2e371eb

  • Size

    4.1MB

  • Sample

    240519-bxmpkabe73

  • MD5

    44de4b4d95c61e9e0be947bd8006de68

  • SHA1

    3c2e7e5ad27de2dae531d9e0663f59961ddcbd51

  • SHA256

    88365e9d60596063c013f6f7db123a7d8c51ddd4702c02e387c96254c2e371eb

  • SHA512

    a8208c724dd570f567e2669ce1f766ac4757efed135de14c87df4e7e10c4a2282aa103906d9e39a8fde615cb47fddd4cc2c51bd9e1506bf3db323c5e772cd557

  • SSDEEP

    98304:yf+oTi6061rsx4yGF2uQjPQS21lHMnsqkLrDDcuTdH2a0g7PFn:Bos8riuQnYS21lsngzdH/0gp

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      88365e9d60596063c013f6f7db123a7d8c51ddd4702c02e387c96254c2e371eb

    • Size

      4.1MB

    • MD5

      44de4b4d95c61e9e0be947bd8006de68

    • SHA1

      3c2e7e5ad27de2dae531d9e0663f59961ddcbd51

    • SHA256

      88365e9d60596063c013f6f7db123a7d8c51ddd4702c02e387c96254c2e371eb

    • SHA512

      a8208c724dd570f567e2669ce1f766ac4757efed135de14c87df4e7e10c4a2282aa103906d9e39a8fde615cb47fddd4cc2c51bd9e1506bf3db323c5e772cd557

    • SSDEEP

      98304:yf+oTi6061rsx4yGF2uQjPQS21lHMnsqkLrDDcuTdH2a0g7PFn:Bos8riuQnYS21lsngzdH/0gp

    Score
    10/10
    gluptebadropperevasionexecutionloaderupxdiscoverypersistencerootkit

    • 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