Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24

  • Size

    4.2MB

  • Sample

    240419-wetelsbh8y

  • MD5

    2e853f93f686838504b23085b24c9eda

  • SHA1

    62574fed0d34299cf6b35eb8c03a44ac74c0788b

  • SHA256

    579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24

  • SHA512

    1c0b9c8d55c65e1b9957e14032cbddedcbfb3bbecc119d451f08b6d386be44fe51abf709bed0de9f41620738676bfcbd4ed0baf5e253fdc480d3b93c5f008dbe

  • SSDEEP

    98304:lBy5JAu+Hk0Et5Mgg8VWlfA2+5+VVv7Fm6fCq:eAu+ENnjVyYiVNw47

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24

    • Size

      4.2MB

    • MD5

      2e853f93f686838504b23085b24c9eda

    • SHA1

      62574fed0d34299cf6b35eb8c03a44ac74c0788b

    • SHA256

      579b31cfb342233fa0562cedb3bfd8fd1c58d0445e1575adc090cecc6c3d7d24

    • SHA512

      1c0b9c8d55c65e1b9957e14032cbddedcbfb3bbecc119d451f08b6d386be44fe51abf709bed0de9f41620738676bfcbd4ed0baf5e253fdc480d3b93c5f008dbe

    • SSDEEP

      98304:lBy5JAu+Hk0Et5Mgg8VWlfA2+5+VVv7Fm6fCq:eAu+ENnjVyYiVNw47

    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