Cyber Threat Intelligence

Discover malicious IPs and domains with Akamai Guardicore Segmentation

IP Address: 61.153.253.250Malicious

IP Address: 61.153.253.250Malicious

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

Threat Information

Role

Attacker, Scanner

Services Targeted

RDP

Tags

Port 3389 Scan Service Start Access Share Service Creation Service Configuration Post Reboot Rename Service Stop Access Suspicious Domain Service Deletion Morto Known Malware DNS Query Execute from Share RDP System File Modification

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

61.153.253.250

Domain

-

ISP

China Telecom

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Akamai Guardicore Segmentation

2018-06-17

Last seen in Akamai Guardicore Segmentation

2024-02-07

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

System file c:\windows\clb.dllbak was modified 25 times

System File Modification

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

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

Service Creation

Process netsvcs Service Group attempted to access suspicious domains: dos1.jifr.net, flt1.jifr.net, ms.jifr.co.be, ms.jifr.info, ms.jifr.net and ss.jifr.net

Access Suspicious Domain DNS Query

Service Ias was stopped

Service Stop

Process netsvcs Service Group attempted to access domains: ms.jifr.co.cc

DNS Query

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 generated outgoing network traffic to: 192.168.8.10:3389, 192.168.8.11:3389, 192.168.8.12:3389, 192.168.8.13:3389, 192.168.8.14:3389, 192.168.8.15:3389, 192.168.8.16:3389, 192.168.8.17:3389, 192.168.8.18:3389, 192.168.8.19:3389, 192.168.8.1:3389, 192.168.8.20:3389, 192.168.8.21:3389, 192.168.8.22:3389, 192.168.8.23:3389, 192.168.8.24:3389, 192.168.8.25:3389, 192.168.8.26:3389, 192.168.8.27:3389, 192.168.8.28:3389, 192.168.8.29:3389, 192.168.8.2:3389, 192.168.8.30:3389, 192.168.8.31:3389, 192.168.8.32:3389, 192.168.8.33:3389, 192.168.8.34:3389, 192.168.8.35:3389, 192.168.8.36:3389, 192.168.8.37:3389, 192.168.8.38:3389, 192.168.8.39:3389, 192.168.8.3:3389, 192.168.8.40:3389, 192.168.8.41:3389, 192.168.8.42:3389, 192.168.8.43:3389, 192.168.8.44:3389, 192.168.8.45:3389, 192.168.8.46:3389, 192.168.8.47:3389, 192.168.8.48:3389, 192.168.8.49:3389, 192.168.8.4:3389, 192.168.8.50:3389, 192.168.8.51:3389, 192.168.8.52:3389, 192.168.8.53:3389, 192.168.8.54:3389, 192.168.8.55:3389, 192.168.8.56:3389, 192.168.8.57:3389, 192.168.8.58:3389, 192.168.8.59:3389, 192.168.8.5:3389, 192.168.8.60:3389, 192.168.8.61:3389, 192.168.8.62:3389, 192.168.8.63:3389, 192.168.8.64:3389, 192.168.8.65:3389, 192.168.8.66:3389, 192.168.8.67:3389, 192.168.8.68:3389, 192.168.8.69:3389, 192.168.8.6:3389, 192.168.8.70:3389, 192.168.8.71:3389, 192.168.8.72:3389, 192.168.8.73:3389, 192.168.8.74:3389, 192.168.8.75:3389, 192.168.8.76:3389, 192.168.8.77:3389, 192.168.8.78:3389, 192.168.8.79:3389, 192.168.8.7:3389, 192.168.8.80:3389, 192.168.8.8:3389, 192.168.8.9:3389 and 74.125.71.104:80

Process netsvcs Service Group scanned port 3389 on 80 IP Addresses

Port 3389 Scan

Connection was closed due to timeout

Associated Files

C:\WINDOWS\Temp\ntshrui.dll

SHA256: eca33eefcdffac1fa8e60d2a7c9eff34a38677cadccc4ee33a20adf8b559056d

6672 bytes