Cyber Threat Intelligence

Discover malicious IPs and domains with Akamai Guardicore Segmentation

IP Address: 187.103.248.56Previously Malicious

IP Address: 187.103.248.56Previously Malicious

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

Threat Information

Role

Attacker, Scanner

Services Targeted

SMB

Tags

Service Start MSRPC Successful MSRPC Login Service Creation Successful SMB Login SMB Null Session Login Download and Execute SMB Access Suspicious Domain Service Deletion Outgoing Connection CMD

Associated Attack Servers

61.163.35.39 117.217.123.142

Basic Information

IP Address

187.103.248.56

Domain

-

ISP

Adylnet Telecom

Country

Brazil

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Akamai Guardicore Segmentation

2020-02-16

Last seen in Akamai Guardicore Segmentation

2021-06-13

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

A user logged in using SMB with the following username: administrator - Authentication policy: Previously Approved User 2 times

Successful SMB Login

c:\windows\system32\services.exe installed and started mshta.exe as a service named AC04 under service group None

Service Start Service Creation

Service MSIServer was started

Service Start

A user logged in using MSRPC from PROJETOS-4 with the following username: administrator - Authentication policy: Previously Approved User 2 times

Successful MSRPC Login

Process c:\windows\system32\msiexec.exe generated outgoing network traffic to: 117.217.123.142:13495, 45.124.66.36:10305 and 61.163.35.39:11123

Outgoing Connection

The file C:\WINDOWS\Installer\MSI4.tmp was downloaded and loaded by c:\windows\system32\msiexec.exe

Download and Execute

c:\windows\system32\services.exe installed and started mshta.exe as a service named AC03 under service group None

Service Start Service Creation

The file C:\WINDOWS\Installer\MSI7.tmp was downloaded and loaded by c:\windows\installer\msi7.tmp

Download and Execute

Process c:\windows\system32\msiexec.exe attempted to access suspicious domains: adsl

Access Suspicious Domain Outgoing Connection

The file C:\WINDOWS\Installer\MSIA.tmp was downloaded and loaded by c:\windows\system32\msiexec.exe

Download and Execute

Connection was closed due to user inactivity