Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    bf9ff97396f3799e1827f93ee6f5dc4bedae6d51ef87f8b06c7708f49b6534b5

  • Size

    4.1MB

  • Sample

    240517-3tvdsahe86

  • MD5

    358379e5bce157a6934e9f8f8e0492ce

  • SHA1

    50ff339e718ade542ef6640a63dc2356e196856b

  • SHA256

    bf9ff97396f3799e1827f93ee6f5dc4bedae6d51ef87f8b06c7708f49b6534b5

  • SHA512

    377f2adf516b9ce763d5f69cbf72650b7419d95d9410b7e82aabf4971e246fd76c05c2505ceb086251e223c102bd486c30bc19abfcb5341b8db2f8dd17a8b3c8

  • SSDEEP

    98304:BqqJgO7W9SnF2QTYg7Hzo9TU2Df9e/pZ+O7BTR2yKU3:BqqJgO7W9SnJ3gf8jHXKw

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      bf9ff97396f3799e1827f93ee6f5dc4bedae6d51ef87f8b06c7708f49b6534b5

    • Size

      4.1MB

    • MD5

      358379e5bce157a6934e9f8f8e0492ce

    • SHA1

      50ff339e718ade542ef6640a63dc2356e196856b

    • SHA256

      bf9ff97396f3799e1827f93ee6f5dc4bedae6d51ef87f8b06c7708f49b6534b5

    • SHA512

      377f2adf516b9ce763d5f69cbf72650b7419d95d9410b7e82aabf4971e246fd76c05c2505ceb086251e223c102bd486c30bc19abfcb5341b8db2f8dd17a8b3c8

    • SSDEEP

      98304:BqqJgO7W9SnF2QTYg7Hzo9TU2Df9e/pZ+O7BTR2yKU3:BqqJgO7W9SnJ3gf8jHXKw

    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