IP Address: 223.99.22.37Previously Malicious

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IP Address:
223.99.22.37​
Previously Malicious

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

Threat Information

Role

Attacker

Services Targeted

MSSQL

Tags

MSSQL Service Configuration Successful MSSQL Login DNS Query Persistency - Logon Download and Execute Access Suspicious Domain Service Start Post Reboot Rename IDS - Attempted User Privilege Gain Execute MsSql Shell Command Outgoing Connection Service Creation CMD File Operation By CMD

Connect Back Servers

ocsp2.globalsign.com mingtian2016.gnway.cc ocsp.globalsign.com map.baidu.com 113.240.239.69 x.huineng.co u.owwwa.com www.baidu.com a.owwwa.com ctldl.windowsupdate.com 2019.ip138.com x.owwwa.com owwwa.com

113.240.239.69

Basic Information

IP Address

223.99.22.37

Domain

-

ISP

China Mobile Shandong

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2019-04-05

Last seen in Guardicore Centra

2019-04-05

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: user / ******* - Authentication policy: White List

Successful MSSQL Login

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

Successful MSSQL Login

IDS detected Attempted User Privilege Gain : xp_enumerrorlogs access

IDS - Attempted User Privilege Gain

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

IDS - Attempted User Privilege Gain

MSSQL executed 78 shell commands

Execute MsSql Shell Command

The file C:\taskmgzr.exe was downloaded and executed 2 times

Download and Execute

The file C:\ProgramData\taskmgzr.exe was downloaded and executed 2 times

Download and Execute

Process c:\windows\system32\wscript.exe attempted to access suspicious domains: mingtian2016.gnway.cc

Access Suspicious Domain DNS Query

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

Process c:\windows\system32\cscript.exe attempted to access suspicious domains: mingtian2016.gnway.cc

Access Suspicious Domain DNS Query

Process c:\windows\system32\cscript.exe attempted to access suspicious domains: mingtian2016.gnway.cc

Access Suspicious Domain DNS Query

The file C:\ProgramData\sqlagentsom.exe was downloaded and executed 3 times

Download and Execute

c:\users\admini~1\appdata\local\temp\sqlagentsa.exe installed a Persistency - Logon backdoor by modifying Windows Registry

Persistency - Logon

Process c:\users\admini~1\appdata\local\temp\sqlagentsa.exe attempted to access suspicious domains: 113.240.239.69, a.owwwa.com, mingtian2016.gnway.cc, owwwa.com and u.owwwa.com

Access Suspicious Domain Outgoing Connection DNS Query

Process c:\users\admini~1\appdata\local\temp\sqlagentsa.exe generated outgoing network traffic to: 113.240.239.69:8046

Outgoing Connection

Process c:\users\admini~1\appdata\local\temp\sqlagentsa.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\SQLIOSIMSA.exe was downloaded and executed 3 times

Download and Execute

The file C:\Program Files (x86)\Microsoft SQL Server\sqlbrowsers.exe was downloaded and executed 2 times

Download and Execute

c:\windows\system32\services.exe installed and started c:\program as a service named Microsoft SQL service under service group None

Service Start Service Creation

c:\windows\system32\services.exe installed and started c:\program as a service named Microsoft SQL Server under service group None

Service Start Service Creation

c:\windows\syswow64\410500.bak was deleted by c:\users\admini~1\appdata\local\temp\sqlbrowsers.exe ( pending reboot )

Post Reboot Rename

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

Access Suspicious Domain Outgoing Connection DNS Query

Process c:\program files (x86)\microsoft sql server\sqlbrowsers.exe generated outgoing network traffic to: 113.240.239.69:21131

Outgoing Connection

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

Access Suspicious Domain Outgoing Connection DNS Query

Process c:\program files (x86)\microsoft sql server\sqliosimsa.exe generated outgoing network traffic to: 113.240.239.69:22279

Outgoing Connection

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

Download and Execute

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

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

Access Suspicious Domain Outgoing Connection DNS Query

Process c:\program files (x86)\sqliosims\sqliosims.exe generated outgoing network traffic to: 113.240.239.69:2228

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:\Windows\Help\csrss.exe

SHA256: 979e8800d489518978e1eae9d045efb97f286a5ca2f0f6d50c73bb6366a2e048

11264 bytes

C:\ProgramData\sqlagentsom.exe

SHA256: 0fce4d7f80add5dc7db4d58189904d624d879c82af527dc088232ab746d4d66e

355840 bytes

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

SHA256: 768a5f33a9e16e58585d6084666db6bd51b8c1fe296fa60efb0bac187e8cace0

48627712 bytes

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

SHA256: 5ef919820fc19f0b8fa454bed37cc23f7b6b854758e5f6768aab3a933c9f2822

58978304 bytes

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

SHA256: 20d4b243f07a35b01a682ae7546ab4f6dc257cfd2ddc0106b68d9c59f104db14

71360512 bytes

C:\ProgramData\sqlagentsom.exe

SHA256: 3e2b97f48f22125f1ef062a41fe7fcad8ec710a8130b19f0a634b6d6698fc1e6

355840 bytes

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

SHA256: e83895c1b0c61cfb104e4ef0e01cd4cb832a16ef89b4bf660f06dc7e0f64fb18

58978304 bytes

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

SHA256: c71bcf13e084ec213448db0b54372e553e252b44285b2360d5f7b9dae231abd2

48627712 bytes

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

SHA256: 8a2cfa9e752bd971be7fc54e3f891cc00d8f17cd732fcdc5c51f7c5f60ad5305

71360512 bytes

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IP Address: 223.99.22.37​Previously Malicious