IP Address: 183.39.163.39Previously Malicious

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IP Address:
183.39.163.39​
Previously Malicious

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

Threat Information

Role

Attacker

Services Targeted

MSSQL

Tags

MSSQL User Added to Group Service Configuration Access Suspicious Domain User Created Service Creation Outgoing Connection Service Start DNS Query Execute MsSql Shell Command Download and Execute User Password Changed CMD Successful MSSQL Login

Connect Back Servers

2019.ip138.com ocsp2.globalsign.com ocsp.globalsign.com map.baidu.com x.huineng.co u.owwwa.com www.baidu.com a.owwwa.com ctldl.windowsupdate.com 103.218.3.224 x.owwwa.com owwwa.com

103.218.3.224

Basic Information

IP Address

183.39.163.39

Domain

-

ISP

China Telecom Guangdong

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2019-02-19

Last seen in Guardicore Centra

2019-02-19

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

MSSQL executed 3 shell commands

Execute MsSql Shell Command

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

Successful MSSQL Login

Password for user Guest was changed to: *********

User Password Changed

User Guest was added to groups: Administrators

User Added to Group

User IUER_SERVER was created with the password ********* and added to groups: Administrators 3 times

User Created User Added to Group

The file C:\ProgramData\SQLAGENTSIN.exe was downloaded and executed

Download and Execute

Process c:\users\admini~1\appdata\local\temp\sqlagentsn.exe attempted to access suspicious domains: 103.218.3.224, a.owwwa.com, owwwa.com and u.owwwa.com

Access Suspicious Domain Outgoing Connection DNS Query

Process c:\users\admini~1\appdata\local\temp\sqlagentsn.exe generated outgoing network traffic to: 103.218.3.224:9531

Outgoing Connection

Process c:\users\admini~1\appdata\local\temp\sqlagentsn.exe attempted to access domains: 2019.ip138.com, ctldl.windowsupdate.com, map.baidu.com, ocsp.globalsign.com, ocsp2.globalsign.com and www.baidu.com

DNS Query

The file C:\Program Files (x86)\Microsoft SQL Server\nsisvc.exe was downloaded and executed 3 times

Download and Execute

c:\windows\system32\services.exe installed and started c:\program as a service named Network Store Interface Service under service group None

Service Start Service Creation

Process c:\program files (x86)\microsoft sql server\nsisvc.exe attempted to access suspicious domains: x.owwwa.com

Access Suspicious Domain Outgoing Connection DNS Query

Process c:\program files (x86)\microsoft sql server\nsisvc.exe generated outgoing network traffic to: 103.218.3.224:22279

Outgoing Connection

c:\windows\system32\services.exe installed and started c:\program as a service named SQLAGENT MSSQL SQLIOSIMS under service group None

Service Start Service Creation

The file C:\Program Files (x86)\SQLIOSIMS\SQLIOSIM.exe was downloaded and executed

Download and Execute

Process c:\program files (x86)\sqliosims\sqliosim.exe attempted to access suspicious domains: x.owwwa.com

Access Suspicious Domain Outgoing Connection DNS Query

Process c:\program files (x86)\sqliosims\sqliosim.exe generated outgoing network traffic to: 103.218.3.224:2228

Outgoing Connection

Process c:\users\admini~1\appdata\local\temp\sqlagentc.exe attempted to access suspicious domains: x.huineng.co

Access Suspicious Domain DNS Query

Connection was closed due to timeout

Associated Files

C:\ProgramData\SQLAGENTSIN.exe

SHA256: 2ffc715c9a0a2155fdd5f57dc8d4126dd11b45b6acc3699ce5d50f43ec248fed

99840 bytes

C:\Program Files (x86)\Microsoft SQL Server\nsisvc.exe

SHA256: d70195d1a145e5428afe1e4ad6e915c0286f52f4d67d2090b452f4e6cdf28dc5

33954480 bytes

C:\Program Files (x86)\SQLIOSIMS\SQLIOSIM.exe

SHA256: bb55521399599a0e05c48c64c530dad0754f0eb93b084be1fdd1dacac6e5c753

47255711 bytes

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IP Address: 183.39.163.39​Previously Malicious