IP Address: 123.249.0.136Previously Malicious

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IP Address:
123.249.0.136​
Previously Malicious

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

Threat Information

Role

Attacker

Services Targeted

MSSQL

Tags

DNS Query Persistency - Image Hijack Create MsSql Procedure Outgoing Connection Brute Force Successful Login MSSQL Brute Force Malicious File Persistency - Mime Filter Persistency - Logon Listening Successful MSSQL Login IDS - Attempted User Privilege Gain Download and Execute Execute MsSql Shell Command

Connect Back Servers

-

Basic Information

IP Address

123.249.0.136

Domain

-

ISP

Wonten Network

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2018-10-24

Last seen in Guardicore Centra

2018-11-07

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) 2 times

Successful MSSQL Login MSSQL Brute Force

MSSQL procedures were created: sp_addsrvrolemember , sp_addextendedproc , sp_password , sp_droplogin and sp_addlogin

Create MsSql Procedure

IDS detected Attempted User Privilege Gain : MS-SQL SQL Injection closing string plus line comment

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

IDS detected Attempted User Privilege Gain : xp_reg* - registry access

IDS - Attempted User Privilege Gain

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

IDS - Attempted User Privilege Gain

C:\Windows\System32\FuckGothin.inf was identified as malicious by YARA according to rules: Suspicious Strings

Malicious File

MSSQL executed 13 shell commands

Execute MsSql Shell Command

C:\ProgramData\jiajia.exe was identified as malicious by YARA according to rules: Rat Ratdecoders, Peid, Crypto Signatures, Packer, Antidebug Antivm and Packer Compiler Signatures

Malicious File

The file C:\ProgramData\jiajia.exe was downloaded and executed 3 times

Download and Execute

c:\programdata\jiajia.exe installed a Persistency - Logon backdoor by modifying Windows Registry

Persistency - Logon Persistency - Mime Filter

C:\ProgramData\tao.vbs was identified as malicious by YARA according to rules: Suspicious Strings

Malicious File

The file C:\ProgramData\taobao.exe was downloaded and executed

Download and Execute

Process c:\programdata\taobao.exe attempted to access domains: pool.minexmr.com

DNS Query

c:\program files\microsoft sql server\mssql11.sqlexpress\mssql\binn\sqlservr.exe set the command line c:\windows\system32\taskmgr.exe to run using Persistency - Image Hijack

Persistency - Image Hijack

c:\windows\system32\regsvr32.exe installed a Persistency - Mime Filter backdoor by modifying Windows Registry 21 times

Persistency - Logon Persistency - Mime Filter

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 43.255.105.234:21

Outgoing Connection

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

Listening

C:\Users\Administrator\AppData\Local\Microsoft\Windows\INetCache\IE\jiajia[1].exe was identified as malicious by YARA according to rules: Rat Ratdecoders, Peid, Crypto Signatures, Packer, Antidebug Antivm and Packer Compiler Signatures

Malicious File

Connection was closed due to timeout

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IP Address: 123.249.0.136​Previously Malicious