Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf

  • Size

    4.2MB

  • Sample

    240419-2pv9vaad4z

  • MD5

    3c2ca248add7f3cd420d2efe789b5457

  • SHA1

    4f91c6e9a3137914e2c83f6fbfdab880d6a1fde3

  • SHA256

    2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf

  • SHA512

    b210fd51bbbc88fdf4a0ed407aa10dd750c82148b61cc63a5dc44e3a3f71dfd75b9baa91a4f0adc58cbcee373bd1669a2cdcc1099be58eb3e7c24093ab40968b

  • SSDEEP

    98304:f/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfGu:XdVQtLoTZDg5GO9Bqlc2

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf

    • Size

      4.2MB

    • MD5

      3c2ca248add7f3cd420d2efe789b5457

    • SHA1

      4f91c6e9a3137914e2c83f6fbfdab880d6a1fde3

    • SHA256

      2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf

    • SHA512

      b210fd51bbbc88fdf4a0ed407aa10dd750c82148b61cc63a5dc44e3a3f71dfd75b9baa91a4f0adc58cbcee373bd1669a2cdcc1099be58eb3e7c24093ab40968b

    • SSDEEP

      98304:f/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfGu:XdVQtLoTZDg5GO9Bqlc2

    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