IP Address: 61.147.103.82Previously Malicious

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IP Address:
61.147.103.82​
Previously Malicious

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

Threat Information

Role

Attacker

Services Targeted

MSSQL

Tags

IDS - Attempted User Privilege Gain Service Creation Download and Execute MSSQL Malicious File RDP Outgoing Connection Drop MsSql Table Service Start Service Configuration Access Suspicious Domain DNS Query Successful MSSQL Login

Connect Back Servers

www.3rbb.com norton.symantecupdata.com ilo.brenz.pl cert.pl ant.trenz.pl www.msftncsi.com your-server.de

88.198.69.43 148.81.111.121

Basic Information

IP Address

61.147.103.82

Domain

-

ISP

China Telecom

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2017-06-22

Last seen in Guardicore Centra

2017-06-22

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

Successful MSSQL Login

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

Successful MSSQL Login

MSSQL tables were dropped: #A2DCB9B1

Drop 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\hexr.exe was identified as malicious by YARA according to rules: Maldoc Somerules, Peid, Packer Compiler Signatures and Antidebug Antivm

Malicious File

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

Malicious File

The file C:\Windows\System32\hexr.exe was downloaded and executed 4 times

Download and Execute

The file C:\hexr.exe was downloaded and executed 4 times

Download and Execute

C:\Windows\Temp\svchost.exe was identified as malicious by YARA according to rules: Maldoc Somerules, Peid, Packer Compiler Signatures and Antidebug Antivm

Malicious File

The file C:\Windows\Temp\svchost.exe was downloaded and executed 2 times

Download and Execute

c:\windows\system32\services.exe installed and started c:\windows\temp\svchost.exe as a service named LittleBoy under service group None

Service Creation Service Start

Process c:\windows\temp\svchost.exe attempted to access suspicious domains: www.3rbb.com and norton.symantecupdata.com

DNS Query Access Suspicious Domain Outgoing Connection

Process NetworkService Service Group attempted to access suspicious domains: www.3rbb.com

DNS Query Access Suspicious Domain

Process c:\windows\temp\svchost.exe generated outgoing network traffic to: 61.147.103.82:8700

Outgoing Connection

Process c:\hexr.exe attempted to access suspicious domains: ilo.brenz.pl and cert.pl

DNS Query Access Suspicious Domain Outgoing Connection

Process c:\hexr.exe generated outgoing network traffic to: 148.81.111.121:80

Outgoing Connection

C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_hexr.exe_cd3f73d9bae4935c8fa3ae91f0e3ad3a8746e245_a1a6bcda_cab_0925f77a\memory.hdmp was identified as malicious by YARA according to rules: Maldoc Somerules, Malw Lurk0 and Antidebug Antivm

Malicious File

Associated Files

C:\Windows\Temp\svchost.exe

SHA256: db40a90424be8f1994f01461e605b8d8cddc52ffa0a73ee16fbce03228b87b7c

204800 bytes

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IP Address: 61.147.103.82​Previously Malicious