IP Address: 173.254.236.48Previously Malicious

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IP Address:
173.254.236.48​
Previously Malicious

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

Threat Information

Role

Attacker, Connect-Back

Services Targeted

MSSQL

Tags

Download and Execute DNS Query CMD Create MsSql Table Drop MsSql Table Malicious File Access Suspicious Domain Persistency - Image Hijack MSSQL Brute Force MSSQL IDS - Attempted User Privilege Gain MSSQL 2014 Create MsSql Procedure Successful MSSQL Login Outgoing Connection

Associated Attack Servers

cct119.com dns.msftncsi.com quadranet.com VIP666.hkk.hk

0.0.0.0

Basic Information

IP Address

173.254.236.48

Domain

-

ISP

QuadraNet

Country

United States

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2017-07-27

Last seen in Guardicore Centra

2017-08-01

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 username: sa - Authentication policy: Reached Max Attempts (Part of a Brute Force Attempt)

MSSQL Brute Force Successful MSSQL Login

A user logged in using MSSQL with the following credentials: sa / ********** - Authentication policy: Previously Approved User (Part of a Brute Force Attempt) 3 times

MSSQL Brute Force Successful MSSQL Login

A user logged in using MSSQL with the following username: sa - Authentication policy: Previously Approved User (Part of a Brute Force Attempt) 2 times

MSSQL Brute Force 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 taskkill.exe to run using Persistency - Image Hijack 50 times

Persistency - Image Hijack

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 0.0.0.0:54804

Outgoing Connection

Process c:\windows\system32\ftp.exe attempted to access suspicious domains: cct119.com 2 times

DNS Query Outgoing Connection Access Suspicious Domain

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 0.0.0.0:60522

Outgoing Connection

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 0.0.0.0:60524 and 173.254.236.48:21

Outgoing Connection

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 173.254.236.48:21 and 0.0.0.0:60526

Outgoing Connection

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 0.0.0.0:60528 and 173.254.236.48:21

Outgoing Connection

Process c:\windows\system32\rundll32.exe generated outgoing network traffic to: 173.254.236.48:21 and 0.0.0.0:60530

Outgoing Connection

MSSQL tables were dropped: #A0F4610E and #A2DCA980

Drop MsSql Table

MSSQL tables were created: #temp_jobs_to_delete________________________________________________________________________________________________000000000002

Create MsSql Table

IDS detected Attempted User Privilege Gain : MS-SQL SQL Injection closing string plus line comment

IDS - Attempted User Privilege Gain

C:\Windows\System32\hexSB360.exe was identified as malicious by YARA according to rules: Antidebug Antivm, Peid and Packer Compiler Signatures

Malicious File

C:\hexSB360.exe was identified as malicious by YARA according to rules: Antidebug Antivm, Peid and Packer Compiler Signatures

Malicious File

The file C:\Windows\System32\hexSB360.exe was downloaded and executed 2 times

Download and Execute

The file C:\hexSB360.exe was downloaded and executed 2 times

Download and Execute

An attempt was made to access suspicious domain VIP666.hkk.hk

Access Suspicious Domain

Associated Files

C:\Windows\System32\hexSB360.exe

SHA256: ccc7a475661d9cd893c8e5287cd4243df111413f5d6d31233cc5d3d770116ee7

9728 bytes

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IP Address: 173.254.236.48​Previously Malicious