IP Address: 221.178.126.177Previously Malicious

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IP Address:
221.178.126.177​
Previously Malicious

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

Threat Information

Role

Attacker, Scanner

Services Targeted

MSSQL

Tags

DNS Query Listening Scheduled Task Creation Download and Execute Access Suspicious Domain Execute MsSql Shell Command Successful MSSQL Login Create MsSql Table User Added to Group CMD User Created Service Start Service Stop Service Creation Drop MsSql Table MSSQL Service Configuration User Password Changed Persistency - Logon Persistency - Mime Filter Create MsSql Procedure Outgoing Connection File Operation By CMD

Associated Attack Servers

x.ovvvo.buzz ocsp2.globalsign.com ocsp.globalsign.com m.ovvvo.buzz map.baidu.com s.cvc.world o.ixo.buzz 114.113.151.154 secureserver.net www.baidu.com users.qzone.qq.com ctldl.windowsupdate.com c.vivi.casa tbip.alicdn.com 2019.ip138.com

114.113.151.154 166.62.30.153

Basic Information

IP Address

221.178.126.177

Domain

-

ISP

China Mobile Guangdong

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2019-06-09

Last seen in Guardicore Centra

2019-06-16

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 7 shell commands

Execute MsSql Shell Command

A user logged in using MSSQL with the following credentials: sa / ***** - Authentication policy: Previously Approved User 4 times

Successful MSSQL Login

MSSQL procedures were created: sp_addextendedproc and sp_dropextendedproc

Create MsSql Procedure

c:\program files\microsoft sql server\mssql11.sqlexpress\mssql\binn\sqlservr.exe set the command line C:\ProgramData\SQLAGENTSCE.exe to run using Persistency - Logon

Persistency - Logon

Service CryptSvc was stopped

Service Stop

c:\windows\system32\regsvr32.exe installed a Persistency - Mime Filter backdoor by modifying Windows Registry 35 times

Persistency - Mime Filter Persistency - Logon

MSSQL tables were dropped: #A1E88AFD and #A3D0D36F

Drop MsSql Table

MSSQL tables were created: #temp_jobs_to_delete________________________________________________________________________________________________000000000002

Create MsSql Table

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 166.62.30.153:21

Outgoing Connection

Process c:\windows\system32\ftp.exe started listening on ports: 49159

Listening

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 166.62.30.153:21 3 times

Outgoing Connection

Process c:\windows\system32\ftp.exe started listening on ports: 49161

Listening

Process c:\windows\system32\ftp.exe started listening on ports: 49164

Listening

The command line C:\ProgramData\SQLAGENTSCE.exe was scheduled to run by modifying C:\Windows\System32\Tasks\45645

User IUER_SERVER was created with the password ********* and added to groups: Administrators 7 times

User Created User Added to Group

Process c:\windows\system32\ftp.exe started listening on ports: 49166

Listening

Password for user Guest was changed to: ********* 2 times

User Password Changed

User Guest was added to groups: Administrators

User Added to Group

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

Download and Execute

The file C:\Windows\Temp\SQLAGENTSNK.exe was downloaded and executed

Download and Execute

c:\windows\temp\sqlagentsnk.exe installed a Persistency - Logon backdoor by modifying Windows Registry

Persistency - Mime Filter Persistency - Logon

Process c:\windows\temp\sqlagentsnk.exe attempted to access suspicious domains: 114.113.151.154, c.vivi.casa, s.cvc.world and x.ovvvo.buzz

Access Suspicious Domain Outgoing Connection DNS Query

Process c:\windows\temp\sqlagentsnk.exe generated outgoing network traffic to: 114.113.151.154:9731

Outgoing Connection

Process c:\windows\temp\sqlagentsnk.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

Service CryptSvc was started

Service Start

Process c:\windows\temp\sqlbrowserse.exe attempted to access suspicious domains: m.ovvvo.buzz

Access Suspicious Domain Outgoing Connection DNS Query

Process c:\windows\temp\sqlbrowserse.exe generated outgoing network traffic to: 114.113.151.154:21381

Outgoing Connection

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

Download and Execute

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

Process c:\program files (x86)\microsoft sql server\sqliosimse.exe attempted to access suspicious domains: m.ovvvo.buzz

Access Suspicious Domain Outgoing Connection DNS Query

Process c:\program files (x86)\microsoft sql server\sqliosimse.exe generated outgoing network traffic to: 114.113.151.154:22389

Outgoing Connection

Service SQLÊý¾Ý¿â·þÎñ was created and started

Service Start Service Creation

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

Download and Execute

Connection was closed due to timeout

Process c:\program files (x86)\sqliosims\msdtssrvre.exe attempted to access suspicious domains: m.ovvvo.buzz

Access Suspicious Domain Outgoing Connection DNS Query

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

Service Creation

Process c:\program files (x86)\sqliosims\msdtssrvre.exe generated outgoing network traffic to: 114.113.151.154:2238

Outgoing Connection

Associated Files

C:\Windows\Temp\SQLAGENTSNK.exe

SHA256: ab4700bcc92e718ccdb1176b498034c184e681e8797eed46fe23be5eed825d98

90112 bytes

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

SHA256: 2f3b205c274d80b429cb007dd88719eb69f8802efa5f787e9ec4fb32c60bd140

40212480 bytes

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

SHA256: 8a10e7e97aee18dc81deab8a1c9692b6e03b634fc1f571718f115895a7d277a9

78687232 bytes

c:\program files (x86)\microsoft sql server\sqlbrowserse.exe

SHA256: d6fece625b70339a5070110a7007125dbbb385be6304ea764f0fcec54d32da55

114176 bytes

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

SHA256: afea7772eeace056dea58df3b61e0ab703bc26fd933c3291b3c174821195b311

40212480 bytes

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

SHA256: 92a43f790d152228dea6336e4998a838cff6a31087b410ddda718da8a7518dd7

40212480 bytes

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

SHA256: 8a1191307c95b97b8117d0630e506875c0b830849424b1a6d63e2fcebee215bc

78687232 bytes

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

SHA256: c7a9a6468dbf283e7eed8618acc34353396840f87b4b3645a3b37b4901ee9439

40212480 bytes

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

SHA256: e19cf2df279d16cb42000a4ed1a13cead905d2bf4f73d663558e722eec3b7b65

114176 bytes

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IP Address: 221.178.126.177​Previously Malicious