IP Address: 113.83.51.52Malicious

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IP Address:
113.83.51.52​
Malicious

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

Threat Information

Role

Attacker

Services Targeted

MSSQL

Tags

Service Stop User Created Persistency - Image Hijack Create MsSql Procedure Drop MsSql Table Outgoing Connection Create MsSql Table CMD User Password Changed Access Suspicious Domain Service Configuration Persistency - Mime Filter Scheduled Task Creation Listening Successful MSSQL Login User Added to Group MSSQL Persistency - Logon Execute MsSql Shell Command

Connect Back Servers

iphoster.net

145.239.23.7

Basic Information

IP Address

113.83.51.52

Domain

-

ISP

-

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2019-10-27

Last seen in Guardicore Centra

2019-10-27

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

Successful MSSQL Login

A user logged in using MSSQL with the following credentials: test / ******* - Authentication policy: Previously Approved User 7 times

Successful MSSQL Login

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 - Image Hijack Persistency - Logon

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 2 times

User Added to Group User Created

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 - Image Hijack Persistency - Logon

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

Outgoing Connection Access Suspicious Domain

Process c:\windows\system32\ftp.exe started listening on ports: 49160

Listening

Process c:\windows\system32\ftp.exe started listening on ports: 49162

Listening

The command line C:\ProgramData\SQLAGENTVDC.exe was scheduled to run by modifying C:\Windows\System32\Tasks\Deduplication

Connection was closed due to timeout

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IP Address: 113.83.51.52​Malicious