IP Address: 61.220.49.194Malicious

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IP Address:
61.220.49.194​
Malicious

This IP address attempted an attack on a machine protected by Guardicore Centra

Threat Information

Role

Attacker

Services Targeted

SMB

Tags

Access Suspicious Domain User Removed SMB Null Session Login Driver Start Download File IDS - Attempted Administrator Privilege Gain User Created File Operation By CMD Outgoing Connection DNS Query Service Start Driver Creation PowerShell MS17-010 User Added to Group Known Malware SMB System File Modification Service Configuration Download and Execute Service Creation Service Stop IDS - A Network Trojan was detected Listening CMD

Connect Back Servers

js.1226bye.xyz apps.identrust.com ip.seeip.org ctldl.windowsupdate.com pool.minexmr.com triangleww.com grinknowledge.com

139.5.177.10 173.247.239.186 74.222.14.94 173.208.172.202 223.25.247.240

Basic Information

IP Address

61.220.49.194

Domain

-

ISP

HiNet

Country

Taiwan, Province of China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2019-07-14

Last seen in Guardicore Centra

2019-11-09

What is Guardicore Centra
Guardicore Centra 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. Centra 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

IDS detected A Network Trojan was detected : ETERNALBLUE Probe Vulnerable System Response MS17-010

IDS - A Network Trojan was detected

IDS detected Attempted Administrator Privilege Gain : Windows SMB remote code execution attempt

IDS - Attempted Administrator Privilege Gain

The machine was exploited using the ms17-010 vulnerability

PowerShell session started by c:\windows\system32\windowspowershell\v1.0\powershell.exe 2 times

Process c:\windows\system32\windowspowershell\v1.0\powershell.exe generated outgoing network traffic to: 74.222.14.94:80

Outgoing Connection

User admin$ was created with the password ************* and added to groups: Administrators

User Added to Group User Created

Process c:\windows\system32\windowspowershell\v1.0\powershell.exe generated outgoing network traffic to: 139.5.177.10:80, 173.247.239.186:80 and 74.222.14.94:80

Outgoing Connection

System file C:\Windows\assembly\NativeImages_v4.0.30319_64\Microsoft.P521220ea#\5543ea7ac7093f000a1aa4078798e8e0\Microsoft.PowerShell.Commands.Utility.ni.dll.aux was modified

System File Modification

The file C:\Windows\System32\ok.exe was downloaded and executed

Download and Execute

The file C:\Windows\System32\upsupx.exe was downloaded and executed

Download and Execute

System file C:\Windows\AppCompat\Programs\Amcache.hve was modified

System File Modification

Process c:\windows\system32\upsupx.exe started listening on ports: 32831

Listening

Process c:\windows\system32\u.exe generated outgoing network traffic to: 223.25.247.240:80

Outgoing Connection

Process c:\windows\system32\u.exe attempted to access suspicious domains: triangleww.com

Access Suspicious Domain Outgoing Connection

IDS detected A Network Trojan was detected : DNS request for Monero mining pool

IDS - A Network Trojan was detected

Process c:\windows\inf\lsmm.exe started listening on ports: 32832

Listening

The file C:\Windows\System\msinfo.exe was downloaded and executed 2 times

Download and Execute

System file C:\Windows\System32\bcryptprimitives.dll was modified

System File Modification

The file C:\Windows\SysWOW64\wpcap.dll was downloaded and loaded by c:\windows\system\msinfo.exe

Download and Execute

The file C:\Windows\SysWOW64\npptools.dll was downloaded and loaded by c:\windows\system\msinfo.exe

Download and Execute

c:\windows\system32\services.exe installed and started c:\windows\system\msinfo.exe as a service named xWinWpdSrv under service group None

Service Creation Service Start

Process c:\windows\inf\lsmm.exe attempted to access domains: pool.minexmr.com

DNS Query

Service netprofm was stopped

Service Stop

Process c:\windows\system32\regsvr32.exe attempted to access suspicious domains: js.1226bye.xyz

DNS Query Access Suspicious Domain

System file C:\Windows\win.ini was modified

System File Modification

Service NlaSvc was stopped

Service Stop

Process c:\windows\system\msinfo.exe attempted to access suspicious domains: ip.seeip.org

DNS Query Access Suspicious Domain

Process c:\windows\system\msinfo.exe attempted to access domains: apps.identrust.com and ctldl.windowsupdate.com

DNS Query

csrs.exe was downloaded

Download File

The file C:\Windows\System32\drivers\npf.sys was downloaded and loaded by system

Download and Execute

c:\windows\system32\services.exe installed and started system32\drivers\npf.sys as a service named NPF under service group None

Service Creation Driver Start

Connection was closed due to timeout

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IP Address: 61.220.49.194​Malicious