IP Address: 61.134.236.147Previously Malicious

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IP Address:
61.134.236.147​
Previously Malicious

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

Threat Information

Role

Attacker

Services Targeted

MSSQL

Tags

Execute MsSql Shell Command IDS - Attempted User Privilege Gain Malicious File MSSQL Drop MsSql Table CMD Download and Execute Outgoing Connection MSSQL Null Session Login Persistency - Logon Service Configuration DNS Query Access Suspicious Domain Create MsSql Procedure Successful MSSQL Login

Connect Back Servers

dns.msftncsi.com www.msftncsi.com hinet.net js.mykings.top blog.sina.com.cn www.cyg2016.xyz js.mys2016.info down.mys2016.info

0.0.0.0 218.30.115.123 60.250.76.51

Basic Information

IP Address

61.134.236.147

Domain

-

ISP

China Unicom Liaoning

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2017-06-24

Last seen in Guardicore Centra

2017-06-25

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

Successful MSSQL Login

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

MSSQL tables were dropped: #A3D0EDE1 and #A1E8A56F

Drop MsSql Table

IDS detected Attempted User Privilege Gain : sp_start_job - program execution

IDS - Attempted User Privilege Gain

Process c:\windows\system32\taskkill.exe generated outgoing network traffic to: 0.0.0.0:57159 and 60.250.76.51:21

Outgoing Connection

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

DNS Query Outgoing Connection Access Suspicious Domain

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

DNS Query Access Suspicious Domain

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

MSSQL executed 1 shell commands

Execute MsSql Shell Command

Process c:\windows\system32\wbem\scrcons.exe attempted to access suspicious domains: www.cyg2016.xyz

DNS Query Access Suspicious Domain

The file C:\Windows\System\cabs.exe was downloaded and executed

Download and Execute

C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE\ups[1].rar was identified as malicious by YARA according to rules: Packer, Peid, Packer Compiler Signatures, Crypto Signatures and Malw Pe Sections

Malicious File

Process c:\windows\system\cabs.exe attempted to access domains: blog.sina.com.cn

DNS Query

Process c:\windows\system\cabs.exe generated outgoing network traffic to: 218.30.115.123:80

Outgoing Connection

The file C:\Windows\debug\item.dat was downloaded and loaded by c:\windows\system32\rundll32.exe

Download and Execute

Process c:\windows\system32\regsvr32.exe attempted to access suspicious domains: js.mykings.top

DNS Query Access Suspicious Domain

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IP Address: 61.134.236.147​Previously Malicious