Cyber Threat Intelligence

Discover malicious IPs and domains with Akamai Guardicore Segmentation

IP Address: 84.42.47.124Malicious

IP Address: 84.42.47.124Malicious

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

Threat Information

Role

Attacker, Scanner

Services Targeted

RDP

Tags

Access Share Known Malware Successful RDP Login RDP System Shutdown Access Suspicious Domain Service Stop Service Creation Service Configuration DNS Query System File Modification Morto Service Deletion Execute from Share Download and Execute Service Start Post Reboot Rename

Associated Attack Servers

dos1.jifr.net flt1.jifr.net ms.jifr.co.be ms.jifr.co.cc ms.jifr.info ms.jifr.net

1.10.141.6

Basic Information

IP Address

84.42.47.124

Domain

-

ISP

OJSC RT Labs

Country

Russian Federation

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Akamai Guardicore Segmentation

2018-05-20

Last seen in Akamai Guardicore Segmentation

2023-09-01

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 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\system32\services.exe installed and started c:\windows\temp\ntshrui.dll as a service named Ias under service group netsvcs

Service Start Service Creation

The file C:\WINDOWS\Temp\ntshrui.dll was downloaded and loaded by c:\windows\system32\svchost.exe

Download and Execute

Service Ias was stopped

Service Stop

Process netsvcs Service Group attempted to access suspicious domains: flt1.jifr.net, ms.jifr.co.be, ms.jifr.info and ms.jifr.net

Access Suspicious Domain DNS Query

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

Service Creation

System file c:\windows\clb.dllbak was modified

System File Modification

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 domains: ms.jifr.co.cc

DNS Query

Process netsvcs Service Group generated outgoing network traffic to: 74.125.71.104:80

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

c:\windows\system32\winlogon.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

Associated Files

C:\WINDOWS\clb.dll

SHA256: 2afdfb0210116f2f751ba38ecd9e79f04ab517fa3568d3c26170fc10354021cf

6672 bytes

C:\WINDOWS\Temp\ntshrui.dll

SHA256: 5352f617747c3f28b6887074d03a750532adcf4020b5ee6d4a32b4168c4433d1

6672 bytes

C:\WINDOWS\Temp\ntshrui.dll

SHA256: 9f9750cde1fb86442501ce00040aa14bdaaa96e5ed6105dbc4e581c46381dd50

6672 bytes

C:\WINDOWS\Temp\ntshrui.dll

SHA256: b3f570c096d11e78c12aff0cb07be6d1072addbdfa346f632b22d5e3552c59fe

6672 bytes

c:\windows\clb.dllbak

SHA256: c04979426b47b2add44bd3cfc843dfec54a6f00ef2c57f7eb774ba1a2bf18b6b

6672 bytes

C:\WINDOWS\Temp\ntshrui.dll

SHA256: c6e8d21d8dfb29d291610bd7f71e77eb93fe0643726b8942cec48fc0905e7fce

6672 bytes

C:\WINDOWS\Temp\ntshrui.dll

SHA256: d751628def30f83b6481ccd549a0fc82138e8e089ef18793aabaa8c1dc80d997

6672 bytes