Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    f74e33b37b3805de31a8aa5a0c939b28298662a615c1cd17c716392c765a2c3a

  • Size

    4.2MB

  • Sample

    240419-hwf9qacd5t

  • MD5

    b5960c449d2886383259deae0aabfb1c

  • SHA1

    e31226976fe1d56242b2fc8a3f54aa47e2a6ffef

  • SHA256

    f74e33b37b3805de31a8aa5a0c939b28298662a615c1cd17c716392c765a2c3a

  • SHA512

    3fce216adbdb322bc0ebdf7a56bde6cb6350e4340fd1bcbbd4d109283cc65b89278e13c8fce6775a76cc5c2c581cb3e941745a186bc58a56acd8c48055f79401

  • SSDEEP

    98304:HNkDk7Y2e9fhWY+LbgLFpBVAayCN/CB0J4dlv7S/k29jp/4L:Ok7LeNhW/+FpBVAa19Ce4dlv7wZ4L

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      f74e33b37b3805de31a8aa5a0c939b28298662a615c1cd17c716392c765a2c3a

    • Size

      4.2MB

    • MD5

      b5960c449d2886383259deae0aabfb1c

    • SHA1

      e31226976fe1d56242b2fc8a3f54aa47e2a6ffef

    • SHA256

      f74e33b37b3805de31a8aa5a0c939b28298662a615c1cd17c716392c765a2c3a

    • SHA512

      3fce216adbdb322bc0ebdf7a56bde6cb6350e4340fd1bcbbd4d109283cc65b89278e13c8fce6775a76cc5c2c581cb3e941745a186bc58a56acd8c48055f79401

    • SSDEEP

      98304:HNkDk7Y2e9fhWY+LbgLFpBVAayCN/CB0J4dlv7S/k29jp/4L:Ok7LeNhW/+FpBVAa19Ce4dlv7wZ4L

    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