IP Address: 119.185.80.198Previously Malicious

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IP Address:
119.185.80.198​
Previously Malicious

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

Threat Information

Role

Attacker

Services Targeted

RDP

Tags

DNS Query Service Start Service Creation Outgoing Connection Post Reboot Rename System Shutdown Successful RDP Login Access Suspicious Domain Execute from Share Successful Login Service Stop

Connect Back Servers

ds1.jifr.net ss.jifr.net ms.jifr.co.cc ms.jifr.net ms.jifr.co.be

192.168.8.2 192.168.8.3 192.168.8.1 192.168.8.4 192.168.8.5

Basic Information

IP Address

119.185.80.198

Domain

-

ISP

China Unicom Shandong

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2018-11-08

Last seen in Guardicore Centra

2018-11-08

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 RDP with the following credentials: administrator / **** - Authentication policy: White List

Successful RDP Login

a.dll was loaded from the remote share \\tsclient\a by c:\windows\system32\rundll32.exe

Execute from Share

c:\windows\regedit.exe installed and started c:\windows\temp\ntshrui.dll as a service named Ias under service group netsvcs

Service Start Service Creation

c:\windows\regedit.exe installed c:\windows\system32\sens32.dll as a service named SENS under service group netsvcs

Service Creation

c:\windows\offline web pages\cache.txt was renamed to c:\windows\system32\sens32.dll by c:\windows\system32\svchost.exe ( pending reboot )

Post Reboot Rename

Process netsvcs Service Group attempted to access suspicious domains: ds1.jifr.net, ss.jifr.net, ms.jifr.net and ms.jifr.co.be

Outgoing Connection DNS Query Access Suspicious Domain

Service Ias was stopped

Service Stop

Process netsvcs Service Group attempted to access domains: ms.jifr.co.cc

DNS Query

Process netsvcs Service Group generated outgoing network traffic to: 192.168.8.5:3389, 1e100.net:80, 192.168.8.2:3389, 192.168.8.1:3389, 192.168.8.3:3389 and 192.168.8.4:3389

Outgoing Connection

c:\windows\system32\rundll32.exe attempted shutdown of type Shut down all processes running in the logon session of the process with reason: Unspecified

System Shutdown

Connection was closed due to timeout

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IP Address: 119.185.80.198​Previously Malicious