IP Address: 36.230.98.121Previously Malicious

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IP Address:
36.230.98.121​
Previously Malicious

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

Threat Information

Role

Attacker

Services Targeted

SMB

Tags

Listening Persistency - Logon SMB Null Session Login MSRPC HTTP Service Creation Download and Execute Outgoing Connection SMB Share Connect Download File Successful SMB Login Access Suspicious Domain SMB DNS Query Service Stop Service Start Service Deletion

Connect Back Servers

vdrs.net hnpt.com.vn bezeqint.net pldt.net nns.ne.jp lstn.net

122.201.1.139 198.148.120.57 203.210.223.216 212.179.180.89 176.123.88.85 87.116.227.233 112.78.4.72 211.241.159.138 122.3.10.227 69.162.93.40 176.123.115.40

Basic Information

IP Address

36.230.98.121

Domain

-

ISP

HiNet

Country

Taiwan, Province of China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2017-01-09

Last seen in Guardicore Centra

2017-01-09

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 SMB from MSK-PC with the following username: administrator - Authentication policy: Correct Password

Successful SMB Login

c:\windows\stm8.inf was downloaded

Download File

c:\windows\system32\services.exe installed and started c:\windows\isass.exe as a service named wgautr

Service Creation Service Start

The file c:\windows\isass.exe was downloaded and executed

Download and Execute

Process c:\windows\isass.exe attempted to access domains: alt3.gmail-smtp-in.l.google.com, gmail-smtp-in.l.google.com, alt1.gmail-smtp-in.l.google.com, alt2.gmail-smtp-in.l.google.com, alt4.gmail-smtp-in.l.google.com and gmail.com

DNS Query

Process c:\windows\isass.exe started listening on port 53

Listening

Process c:\windows\isass.exe generated outgoing network traffic to: 198.148.120.57:53, hnpt.com.vn:53, vdrs.net:443, 176.123.115.40:53, 176.123.88.85:53, lstn.net:53, 87.116.227.233:53, 211.241.159.138:53, pldt.net:53, nns.ne.jp:53 and bezeqint.net:25

Outgoing Connection

c:\windows\isass.exe set the command line c:\windows\Isass.exe %1 to run using Persistency - Logon

Persistency - Logon

Process c:\windows\isass.exe attempted to access suspicious domains: pldt.net, vdrs.net and hnpt.com.vn

Access Suspicious Domain

Service wgautr was stopped

Service Stop

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IP Address: 36.230.98.121​Previously Malicious