IP Address: 121.196.210.198Previously Malicious

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IP Address:
121.196.210.198​
Previously Malicious

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

Threat Information

Role

Attacker, Connect-Back

Services Targeted

SSH MSSQL

Tags

WMI Method Malicious File Drop MsSql Table Failed MSSQL Login Execute MsSql Shell Command MSSQL Brute Force File Operation By CMD Access Suspicious Domain Create MsSql Procedure WMI Persistence Persistency - Logon DNS Query IDS - Attempted User Privilege Gain MSSQL 2014 MSSQL Successful MSSQL Login CMD MSSQL Null Session Login

Associated Attack Servers

www.msftncsi.com www.cyg2016.xyz opendns.com colocrossing.com amazonaws.com sinotracking.hu linode.com snapnkart.com akamaitechnologies.com dns.msftncsi.com mybiz2610.info down.mys2016.info js.mys2016.info one.one

47.75.54.236 47.93.206.19 0.0.0.0 157.230.253.28 157.245.11.161 111.231.87.10 118.25.177.241 23.35.68.11 104.20.16.242 47.95.213.49 60.205.228.129 129.211.106.98 111.61.117.100 149.129.73.73 154.8.192.168 27.255.79.151 175.126.38.60 176.58.123.25 203.195.159.186 173.0.51.31 123.206.44.18 111.229.217.132 140.246.231.192 47.102.138.106 120.79.38.186 3.224.145.145 47.52.202.185 120.76.43.120 104.248.186.83 117.73.9.36

Basic Information

IP Address

121.196.210.198

Domain

-

ISP

Hangzhou Alibaba Advertising Co.,Ltd.

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2017-07-24

Last seen in Guardicore Centra

2020-02-17

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

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

Create MsSql Procedure

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\wbem\123.bat was identified as malicious by YARA according to rules: Suspicious Strings

Malicious File

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

Malicious File

MSSQL tables were dropped: #A1E8B3A8 and #A3D0FC1A

Drop MsSql Table

IDS detected Attempted User Privilege Gain : sp_start_job - program execution

IDS - Attempted User Privilege Gain

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 0.0.0.0:60976

Process c:\windows\system32\ftp.exe attempted to access suspicious domains: down.mys2016.info

Access Suspicious Domain DNS Query

Process NetworkService Service Group attempted to access suspicious domains: js.mys2016.info and down.mys2016.info

Access Suspicious Domain DNS Query

MSSQL executed 2 shell commands

Execute MsSql Shell Command

Process c:\windows\system32\regsvr32.exe attempted to access suspicious domains: js.mys2016.info

Access Suspicious Domain DNS Query

c:\program files\microsoft sql server\mssql11.sqlexpress\mssql\binn\sqlservr.exe set the command line cmd /c start /min c:\windows\system32\wbem\123.bat to run using Persistency - Logon

Persistency - Logon

C:\Users\ADMINI~1\AppData\Local\Temp\TmpC3C4.tmp was identified as malicious by YARA according to rules: Packer, Peid and Packer Compiler Signatures

Malicious File

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

IDS - Attempted User Privilege Gain

Connection was closed due to timeout

Associated Files

C:\Windows\System\cabs.exe

SHA256: 16afdba8a67731e93dedbc5b5f2a642ae3abea77119ab496d792c9853e995d29

593920 bytes

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IP Address: 121.196.210.198​Previously Malicious