IP Address: 14.28.25.72Previously Malicious

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IP Address:
14.28.25.72​
Previously Malicious

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

Threat Information

Role

Attacker

Services Targeted

MSSQL

Tags

Service Stop User Created Persistency - Image Hijack Create MsSql Procedure Drop MsSql Table Outgoing Connection Create MsSql Table Successful Login Access Suspicious Domain Persistency - Mime Filter Download and Execute Successful MSSQL Login User Added to Group DNS Query Persistency - Logon Execute MsSql Shell Command

Connect Back Servers

u.owwwa.com owwwa.com

103.218.2.144 10.0.0.90 166.62.30.153

Basic Information

IP Address

14.28.25.72

Domain

-

ISP

China Telecom Guangdong

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2019-02-05

Last seen in Guardicore Centra

2019-02-05

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

Successful MSSQL Login

A user logged in using MSSQL with the following credentials: sa / ****** - Authentication policy: Previously Approved User 10 times

Successful MSSQL Login

MSSQL executed 76 shell commands

Execute MsSql Shell Command

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 taskkill.exe to run using Persistency - Image Hijack 25 times

Persistency - Image Hijack Persistency - Logon

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

Persistency - Image Hijack Persistency - Logon

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

Persistency - Mime Filter

Service CryptSvc was stopped

Service Stop

MSSQL tables were dropped: #A0F4836B and #A2DCCBDD

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 4 times

Outgoing Connection

The command line C:\ProgramData\SQLAGENTSIN.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

User Added to Group User Created

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

Download and Execute

Process c:\users\admini~1\appdata\local\temp\sqlagentsn.exe attempted to access suspicious domains: 103.218.2.144, owwwa.com and u.owwwa.com

Outgoing Connection DNS Query Access Suspicious Domain

Process c:\users\admini~1\appdata\local\temp\sqlagentsn.exe generated outgoing network traffic to: 10.0.0.90:9531 and 103.218.2.144:9531

Outgoing Connection

Connection was closed due to timeout

Process NetworkService Service Group attempted to access suspicious domains: u.owwwa.com

DNS Query Access Suspicious Domain

Associated Files

C:\ProgramData\SQLAGENTSIN.exe

SHA256: 0af818cd40858865788691a1b3213f74530cadcb12953e4a3fa1ca8295ecc245

99840 bytes

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IP Address: 14.28.25.72​Previously Malicious