Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    42357c039270ba12fd007170fb317f954e7f1a7e683fa0e47f7af596df72da8d

  • Size

    4.2MB

  • Sample

    240503-p7jbsafh6y

  • MD5

    e26cd86799540bd4595992a421a61dea

  • SHA1

    cf52ca4b56c075fb8bf5054126e5c3db09ffdfec

  • SHA256

    42357c039270ba12fd007170fb317f954e7f1a7e683fa0e47f7af596df72da8d

  • SHA512

    43ffc44c8a02306b2303f855e96d566678dce662f61197ce783024c3670b3db4aeecc6ffd968057089c727545be025b808f4b33bf7f902bca1ec5dc3afcca23d

  • SSDEEP

    98304:d66HNO0ylQtNh50u8nZN5r+4ZcMdFNSdJaf0a3yQkwIGjeLr:d5zyCNYuQZdcMdFNGa3yIIGjs

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      42357c039270ba12fd007170fb317f954e7f1a7e683fa0e47f7af596df72da8d

    • Size

      4.2MB

    • MD5

      e26cd86799540bd4595992a421a61dea

    • SHA1

      cf52ca4b56c075fb8bf5054126e5c3db09ffdfec

    • SHA256

      42357c039270ba12fd007170fb317f954e7f1a7e683fa0e47f7af596df72da8d

    • SHA512

      43ffc44c8a02306b2303f855e96d566678dce662f61197ce783024c3670b3db4aeecc6ffd968057089c727545be025b808f4b33bf7f902bca1ec5dc3afcca23d

    • SSDEEP

      98304:d66HNO0ylQtNh50u8nZN5r+4ZcMdFNSdJaf0a3yQkwIGjeLr:d5zyCNYuQZdcMdFNGa3yIIGjs

    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