Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    6acc81e88b5a05507a690f3bf7b36b10d6b841b0269e33f66eff4d321a2fb2ee

  • Size

    4.1MB

  • Sample

    240516-lr4q1afb76

  • MD5

    4c58c133e68b68616ce107d2c6aae47e

  • SHA1

    945d2c7ac7af222137d386b74635c9441a54d303

  • SHA256

    6acc81e88b5a05507a690f3bf7b36b10d6b841b0269e33f66eff4d321a2fb2ee

  • SHA512

    15fb6e2d86f181f49b90e293ed89ca225faf63ab1bb322b719b920a1e1df38ccc93f0e5c014be9920c5b0b9df4439df26627a298c1ea3e3288a5587f8eedaa45

  • SSDEEP

    98304:tH49zrfgobu9aDMWAg4dPDb/NQHvakIF/A8L3rqLZk5t2qZ3qL2LAZ53:kr7OagDbOPW/F2k5tRZaLrN

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      6acc81e88b5a05507a690f3bf7b36b10d6b841b0269e33f66eff4d321a2fb2ee

    • Size

      4.1MB

    • MD5

      4c58c133e68b68616ce107d2c6aae47e

    • SHA1

      945d2c7ac7af222137d386b74635c9441a54d303

    • SHA256

      6acc81e88b5a05507a690f3bf7b36b10d6b841b0269e33f66eff4d321a2fb2ee

    • SHA512

      15fb6e2d86f181f49b90e293ed89ca225faf63ab1bb322b719b920a1e1df38ccc93f0e5c014be9920c5b0b9df4439df26627a298c1ea3e3288a5587f8eedaa45

    • SSDEEP

      98304:tH49zrfgobu9aDMWAg4dPDb/NQHvakIF/A8L3rqLZk5t2qZ3qL2LAZ53:kr7OagDbOPW/F2k5tRZaLrN

    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