IP Address: 171.251.53.221Previously Malicious
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IP Address:
171.251.53.221
Previously Malicious
This IP address attempted an attack on a machine protected by Guardicore Centra
Threat Information
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Role |
Attacker, Scanner |
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Services Targeted |
MSSQL |
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Tags |
IDS - Attempted User Privilege Gain Access Suspicious Domain File Operation By CMD Create MsSql Procedure MSSQL Null Session Login Drop MsSql Table Execute MsSql Shell Command Persistency - Logon MSSQL CMD MSSQL Brute Force Successful MSSQL Login DNS Query Outgoing Connection Malicious File |
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Associated Attack Servers |
Basic Information
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IP Address |
171.251.53.221 |
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Domain |
- |
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ISP |
Viettel Group |
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Country |
Viet Nam |
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WHOIS |
Created Date |
- |
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Updated Date |
- |
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Organization |
- |
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First seen in Guardicore Centra |
2018-12-02 |
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Last seen in Guardicore Centra |
2019-01-10 |
What is Guardicore CentraGuardicore 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
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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 |
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MSSQL procedures were created: sp_password , sp_addsrvrolemember , sp_addextendedproc , sp_droplogin and sp_addlogin |
Create MsSql Procedure |
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IDS detected Attempted User Privilege Gain : sp_password - password change |
IDS - Attempted User Privilege Gain |
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IDS detected Attempted User Privilege Gain : xp_cmdshell - program execution |
IDS - Attempted User Privilege Gain |
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IDS detected Attempted User Privilege Gain : xp_reg* - registry access |
IDS - Attempted User Privilege Gain |
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IDS detected Attempted User Privilege Gain : SQL sp_configure - configuration change |
IDS - Attempted User Privilege Gain |
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C:\Windows\System32\wbem\123.bat was identified as malicious by YARA according to rules: Suspicious Strings |
Malicious File |
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MSSQL tables were dropped: #A3D0EDE1 and #A1E8A56F |
Drop MsSql Table |
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C:\Windows\System32\PerfStringse.ini was identified as malicious by YARA according to rules: Suspicious Strings |
Malicious File |
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IDS detected Attempted User Privilege Gain : sp_start_job - program execution |
IDS - Attempted User Privilege Gain |
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Process c:\windows\system32\ftp.exe attempted to access suspicious domains: down.1226bye.pw and gamesoxalic.com |
DNS Query Outgoing Connection Access Suspicious Domain |
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Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 66.117.6.174:21 |
Outgoing Connection |
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Process c:\windows\system32\regsvr32.exe attempted to access suspicious domains: js.1226bye.pw |
DNS Query Access Suspicious Domain |
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MSSQL executed 2 shell commands |
Execute MsSql Shell Command |
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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 |
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C:\Users\Administrator\AppData\Local\Temp\TmpC5C7.tmp was identified as malicious by YARA according to rules: Packer, Peid and Packer Compiler Signatures |
Malicious File |
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IDS detected Attempted User Privilege Gain : MS-SQL SQL Injection closing string plus line comment |
IDS - Attempted User Privilege Gain |
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Connection was closed due to user inactivity |
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