IP Address: 175.9.228.51Previously Malicious

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IP Address:
175.9.228.51​
Previously Malicious

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

Threat Information

Role

Attacker, Scanner

Services Targeted

MSSQL

Tags

Outgoing Connection Successful MSSQL Login Create MsSql Table User Password Changed Create MsSql Procedure Listening Drop MsSql Table Persistency - Logon Execute MsSql Shell Command CMD MSSQL Brute Force User Added to Group MSSQL Persistency - Image Hijack Access Suspicious Domain File Operation By CMD Persistency - Mime Filter User Created Service Stop

Associated Attack Servers

iphoster.net

145.239.23.7

Basic Information

IP Address

175.9.228.51

Domain

-

ISP

China Telecom Hunan

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2019-10-28

Last seen in Guardicore Centra

2019-10-29

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: test / ******* - 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: test / ******* - Authentication policy: Previously Approved User (Part of a Brute Force Attempt) 7 times

Successful MSSQL Login MSSQL Brute Force

MSSQL executed 74 shell commands

Execute MsSql Shell Command

MSSQL procedures were created: sp_addextendedproc and sp_dropextendedproc

Create MsSql Procedure

c:\program files\microsoft sql server\mssql11.sqlexpress\mssql\binn\sqlservr.exe set the command line taskkill.exe to run using Persistency - Image Hijack 25 times

Persistency - Logon Persistency - Image Hijack

Password for user Guest was changed to: *********

User Password Changed

User Guest was added to groups: Administrators

User Added to Group

User IUER_SERVER was created with the password ********* and added to groups: Administrators

User Created User Added to Group

c:\program files\microsoft sql server\mssql11.sqlexpress\mssql\binn\sqlservr.exe set the command line C:\ProgramData\SQLAGENTVDC.exe to run using Persistency - Logon

Persistency - Logon Persistency - Image Hijack

Service CryptSvc was stopped

Service Stop

c:\windows\system32\regsvr32.exe installed a Persistency - Mime Filter backdoor by modifying Windows Registry 35 times

Persistency - Mime Filter

MSSQL tables were dropped: #A0F4713F and #A2DCB9B1

Drop MsSql Table

MSSQL tables were created: #temp_jobs_to_delete________________________________________________________________________________________________000000000002

Create MsSql Table

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 145.239.23.7:21 3 times

Outgoing Connection

Process c:\windows\system32\ftp.exe attempted to access suspicious domains: iphoster.net 3 times

Access Suspicious Domain Outgoing Connection

Process c:\windows\system32\ftp.exe started listening on ports: 49159

Listening

Process c:\windows\system32\ftp.exe started listening on ports: 49161

Listening

Connection was closed due to timeout

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IP Address: 175.9.228.51​Previously Malicious