IP Address: 117.94.181.130Previously Malicious

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IP Address:
117.94.181.130​
Previously Malicious

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

Threat Information

Role

Attacker

Services Targeted

MSSQL

Tags

MSSQL Brute Force Drop MsSql Table MSSQL Null Session Login Access Suspicious Domain DNS Query PowerShell Successful MSSQL Login Create MsSql Procedure Persistency - Winlogon Hook Service Configuration Execute MsSql Shell Command Scheduled Task Creation Service Creation CMD Service Start File Operation By CMD Outgoing Connection Service Stop Persistency - Logon IDS - Attempted User Privilege Gain Download and Execute MSSQL

Connect Back Servers

ip.seeip.org ctldl.windowsupdate.com worldsender.info 89c1b8c3e5.pw b14afb59aa.pw 2no.co ocsp.comodoca.com kr1s.ru 4753a15481.pw f321y.com ioad.pw d80bf063a7.pw ocsp.usertrust.com zc�p.ru bff6a16dda.pw zcop.ru www.cyg2016.xyz down.mys2016.info 2c40defad5.pw js.mykings.top js.mys2016.info pool.supportxmr.com

223.25.247.240 81.177.140.91

Basic Information

IP Address

117.94.181.130

Domain

-

ISP

China Telecom jiangsu

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2019-03-01

Last seen in Guardicore Centra

2019-03-01

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

A user logged in using MSSQL with the following credentials: sa / ****** - Authentication policy: White List (Part of a Brute Force Attempt)

MSSQL Brute Force Successful MSSQL Login

MSSQL procedures were created: sp_addextendedproc , sp_addlogin , sp_addsrvrolemember , sp_droplogin and sp_password

Create MsSql Procedure

IDS detected Attempted User Privilege Gain : sp_password - password change

IDS - Attempted User Privilege Gain

IDS detected Attempted User Privilege Gain : xp_reg* - registry access

IDS - Attempted User Privilege Gain

IDS detected Attempted User Privilege Gain : xp_cmdshell - program execution

IDS - Attempted User Privilege Gain

IDS detected Attempted User Privilege Gain : SQL sp_configure - configuration change

IDS - Attempted User Privilege Gain

MSSQL tables were dropped: #A1E8A56F and #A3D0EDE1

Drop MsSql Table

IDS detected Attempted User Privilege Gain : sp_start_job - program execution

IDS - Attempted User Privilege Gain

Process c:\windows\system32\ftp.exe attempted to access suspicious domains: down.mys2016.info

DNS Query Access Suspicious Domain Outgoing Connection

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 81.177.140.91:21

Outgoing Connection

Process c:\windows\system32\regsvr32.exe attempted to access suspicious domains: js.mys2016.info

DNS Query Access Suspicious Domain

c:\program files\microsoft sql server\mssql11.sqlexpress\mssql\binn\sqlservr.exe set the command line cmd /c start /min c:\windows\system32\wbem\123.bat to run using Persistency - Logon

Persistency - Logon

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

Process c:\windows\system32\windowspowershell\v1.0\powershell.exe attempted to access suspicious domains: f321y.com

DNS Query Access Suspicious Domain Outgoing Connection

Process c:\windows\system32\windowspowershell\v1.0\powershell.exe generated outgoing network traffic to: 81.177.140.91:8888

Outgoing Connection

MSSQL executed 2 shell commands

Execute MsSql Shell Command

Process c:\users\admini~1\appdata\local\temp\v.exe attempted to access suspicious domains: f321y.com

DNS Query Access Suspicious Domain

Process c:\users\admini~1\appdata\local\temp\buff2.exe attempted to access domains: 2no.co, ctldl.windowsupdate.com and ocsp.comodoca.com

DNS Query

The command line C:\ProgramData\{63682825-6368-6368-636828256406}\lsm.exe was scheduled to run by modifying C:\Windows\System32\Tasks\Microsoft LocalManager[Windows Server 2012 R2 Standard]

Process c:\windows\system32\wbem\scrcons.exe attempted to access suspicious domains: www.cyg2016.xyz

DNS Query Access Suspicious Domain

Process c:\users\admini~1\appdata\local\temp\buff2.exe attempted to access suspicious domains: ioad.pw and ocsp.usertrust.com

DNS Query Access Suspicious Domain

The file C:\Users\Administrator\AppData\Roaming\TempoR\DOC001.exe was downloaded and executed

Download and Execute

c:\users\admini~1\appdata\local\temp\javatemp\jar2.exe installed a Persistency - Winlogon Hook backdoor by modifying Windows Registry

Persistency - Winlogon Hook

Process c:\users\administrator\appdata\roaming\tempor\doc001.exe attempted to access suspicious domains: kr1s.ru, zcop.ru and zc�p.ru

DNS Query Access Suspicious Domain

The file C:\Users\Administrator\AppData\Roaming\dhelper.exe was downloaded and executed

Download and Execute

Process c:\windows\system\cabs.exe generated outgoing network traffic to: 223.25.247.240:80

Outgoing Connection

Process c:\windows\system\cabs.exe attempted to access suspicious domains: worldsender.info

Access Suspicious Domain Outgoing Connection

Process c:\users\administrator\appdata\roaming\dhelper.exe attempted to access suspicious domains: 2c40defad5.pw, 4753a15481.pw, b14afb59aa.pw and bff6a16dda.pw

DNS Query Access Suspicious Domain

Process c:\windows\system32\regsvr32.exe attempted to access suspicious domains: js.mykings.top

DNS Query Access Suspicious Domain

The file C:\ProgramData\{63682825-6368-6368-636828256406}\lsm.exe was downloaded and executed

Download and Execute

Process c:\windows\syswow64\sc.exe attempted to access suspicious domains: js.mys2016.info

DNS Query Access Suspicious Domain

Process c:\windows\system32\windowspowershell\v1.0\powershell.exe attempted to access suspicious domains: f321y.com

DNS Query Access Suspicious Domain Outgoing Connection

Process c:\windows\system32\windowspowershell\v1.0\powershell.exe generated outgoing network traffic to: 81.177.140.91:8888

Outgoing Connection

The file C:\Windows\Temp\v.exe was downloaded and executed

Download and Execute

Process c:\windows\temp\v.exe attempted to access suspicious domains: f321y.com

DNS Query Access Suspicious Domain

The file C:\Windows\Temp\buff2.exe was downloaded and executed

Download and Execute

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

Download and Execute

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

The file c:\windows\temp\nse44cb.tmp\inetc.dll was downloaded and loaded by c:\windows\temp\v.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

Service netprofm was stopped

Service Stop

The file C:\Windows\Temp\docv8k.exe was downloaded and executed

Download and Execute

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

DNS Query Access Suspicious Domain

Connection was closed due to user inactivity

Associated Files

C:\Windows\Temp\docv8k.exe

SHA256: 59f1e69b68de4839c65b6e6d39ac7a272e2611ec1ed1bf73a4f455e2ca20eeaa

1815801 bytes

C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\dhelper.exe

SHA256: 6864f1e5a0492e69eebfeab9e2ebd712363141d46102a96bfce02924081c7762

2179584 bytes

C:\Windows\Temp\buff2.exe

SHA256: 7c2143421354c1c802d535b8820f0329d42765076e7cf9eb827ac4e64de1deec

204800 bytes

C:\Windows\Temp\v.exe

SHA256: 38f7d381d4db3f738f74cfba3c1e9cdd5876a191b4dad5796407d14e915f8514

45861 bytes

C:\Users\Administrator\AppData\Roaming\TempoR\NsCpuCNMiner64.exe

SHA256: 55766c74c458d5439688f44ceef926d27ee57e7ce418b9af574331ecc54b4816

2165760 bytes

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IP Address: 117.94.181.130​Previously Malicious