IP Address: 175.31.190.132Previously Malicious

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IP Address:
175.31.190.132​
Previously Malicious

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

Threat Information

Role

Attacker, Scanner

Services Targeted

MSSQL

Tags

MSSQL Listening Create MsSql Procedure Persistency - Logon Access Suspicious Domain File Operation By CMD PowerShell Drop MsSql Table Outgoing Connection DNS Query Successful MSSQL Login Download and Execute Execute MsSql Shell Command IDS - Attempted User Privilege Gain CMD Malicious File

Associated Attack Servers

nic.ru js.mys2016.info 4965e83319.pw 21e2bfefb8.pw 576f911280.pw 9d2ec549c3.pw down.mys2016.info kriso.ru xmr-eu1.nanopool.org kr1s.ru a5c9c7fe36.pw 66304af0d9.pw 108cacc3f2.pw f5d2c16f19.pw 4f33582b94.pw a460dfd2b1.pw rucop.ru f22dee33b4.pw 330d781d22.pw 36f46a0b49.pw 011f2decc6.pw b942bbe50a.pw 5979ba56a9.pw 21b7e54829.pw

195.208.1.107 81.177.135.35

Basic Information

IP Address

175.31.190.132

Domain

-

ISP

China Telecom JILIN

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2018-11-25

Last seen in Guardicore Centra

2018-12-30

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 procedures were created: sp_password , sp_addsrvrolemember , sp_addextendedproc , sp_droplogin and sp_addlogin

Create MsSql Procedure

IDS detected Attempted User Privilege Gain : sp_password - password change

IDS - Attempted User Privilege Gain

IDS detected Attempted User Privilege Gain : xp_cmdshell - program execution

IDS - Attempted User Privilege Gain

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

IDS - Attempted User Privilege Gain

IDS detected Attempted User Privilege Gain : SQL sp_configure - configuration change

IDS - Attempted User Privilege Gain

C:\Windows\System32\wbem\123.bat was identified as malicious by YARA according to rules: Suspicious Strings

Malicious File

C:\Windows\System32\PerfStringse.ini was identified as malicious by YARA according to rules: Suspicious Strings

Malicious File

C:\Windows\security\database\edbtmp.log was identified as malicious by YARA according to rules: Suspicious Strings

Malicious File

MSSQL tables were dropped: #A3D0EDE1 and #A1E8A56F

Drop MsSql Table

IDS detected Attempted User Privilege Gain : sp_start_job - program execution

IDS - Attempted User Privilege Gain

Process c:\windows\system32\ftp.exe attempted to access suspicious domains: down.mys2016.info

Access Suspicious Domain Outgoing Connection DNS Query

C:\Users\Administrator\AppData\Local\Microsoft\Windows\INetCache\IE\v[1].sct was identified as malicious by YARA according to rules: Suspicious Strings and Maldoc Powerpointmouse

Malicious File

c:\program files\microsoft sql server\mssql11.sqlexpress\mssql\binn\sqlservr.exe set the command line cmd /c start /min c:\windows\system32\wbem\123.bat to run using Persistency - Logon

Persistency - Logon

PowerShell session started by c:\windows\system32\windowspowershell\v1.0\powershell.exe

Process c:\windows\system32\ftp.exe generated outgoing network traffic to: 81.177.135.35:21

Outgoing Connection

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

Listening

C:\Users\Administrator\AppData\Local\Temp\king.exe was identified as malicious by YARA according to rules: Packer Compiler Signatures, Peid, Antidebug Antivm and Crypto Signatures

Malicious File

Process c:\windows\system32\regsvr32.exe attempted to access suspicious domains: js.mys2016.info

Access Suspicious Domain DNS Query

MSSQL executed 2 shell commands

Execute MsSql Shell Command

Process c:\windows\system32\windowspowershell\v1.0\powershell.exe attempted to access suspicious domains: kr1s.ru

Access Suspicious Domain Outgoing Connection DNS Query

Process c:\windows\system32\windowspowershell\v1.0\powershell.exe generated outgoing network traffic to: 195.208.1.107:80

Outgoing Connection

C:\Users\Administrator\AppData\Local\Temp\docv8.exe was identified as malicious by YARA according to rules: Packer Compiler Signatures, Peid, Antidebug Antivm and Crypto Signatures

Malicious File

C:\Users\Administrator\AppData\Local\Microsoft\Windows\INetCache\IE\docv8[1].dat was identified as malicious by YARA according to rules: Packer Compiler Signatures, Peid, Antidebug Antivm and Crypto Signatures

Malicious File

C:\Users\Administrator\AppData\Local\Temp\nsz8B7A.tmp\inetc.dll was identified as malicious by YARA according to rules: Packer Compiler Signatures, Peid and Antidebug Antivm

Malicious File

Process c:\users\admini~1\appdata\local\temp\king.exe attempted to access suspicious domains: kr1s.ru

Access Suspicious Domain DNS Query

C:\Users\Administrator\AppData\Roaming\Tempo\DOC001.exe was identified as malicious by YARA according to rules: Packer Compiler Signatures, Peid, Antidebug Antivm and Crypto Signatures

Malicious File

C:\Users\Administrator\AppData\Roaming\Tempo\NsCpuCNMiner32.exe was identified as malicious by YARA according to rules: Malw Xmrig Miner, Packer Compiler Signatures, Antidebug Antivm, Crypto Signatures and Suspicious Strings

Malicious File

C:\Users\Administrator\AppData\Roaming\Tempo\NsCpuCNMiner64.exe was identified as malicious by YARA according to rules: Peid, Crypto Signatures, Antidebug Antivm, Packer Compiler Signatures, Malw Xmrig Miner and Suspicious Strings

Malicious File

C:\Users\Administrator\AppData\Local\Temp\nsuE487.tmp\inetc.dll was identified as malicious by YARA according to rules: Packer Compiler Signatures, Peid and Antidebug Antivm

Malicious File

C:\Users\Administrator\AppData\Local\Temp\java.exe was identified as malicious by YARA according to rules: Packer Compiler Signatures, Antidebug Antivm and Crypto Signatures

Malicious File

C:\Users\Administrator\AppData\Local\Microsoft\Windows\INetCache\IE\java[1].dat was identified as malicious by YARA according to rules: Packer Compiler Signatures, Antidebug Antivm and Crypto Signatures

Malicious File

The file C:\Users\Administrator\AppData\Roaming\Tempo\DOC001.exe was downloaded and executed

Download and Execute

Process c:\users\administrator\appdata\roaming\tempo\doc001.exe attempted to access suspicious domains: rucop.ru and kriso.ru

Access Suspicious Domain DNS Query

C:\Users\Administrator\AppData\Local\Temp\Javatemp\jar2.exe was identified as malicious by YARA according to rules: Packer Compiler Signatures, Antidebug Antivm and Crypto Signatures

Malicious File

C:\Users\Administrator\AppData\Local\Temp\Javatemp\temps.7z1 was identified as malicious by YARA according to rules: Antidebug Antivm

Malicious File

C:\Users\Administrator\AppData\Roaming\dhelper.exe was identified as malicious by YARA according to rules: Packer Compiler Signatures, Peid and Antidebug Antivm

Malicious File

C:\Users\Administrator\AppData\Local\Temp\Tmp148F.tmp was identified as malicious by YARA according to rules: Packer, Peid and Packer Compiler Signatures

Malicious File

C:\Users\Administrator\AppData\Local\Temp\nsi11E2.tmp\nsExec.dll was identified as malicious by YARA according to rules: Packer Compiler Signatures and Antidebug Antivm

Malicious File

The file C:\Users\Administrator\AppData\Roaming\dhelper.exe was downloaded and executed

Download and Execute

Process c:\users\administrator\appdata\roaming\dhelper.exe attempted to access suspicious domains: 36f46a0b49.pw, 9d2ec549c3.pw, b942bbe50a.pw, 330d781d22.pw, 66304af0d9.pw, 108cacc3f2.pw, 576f911280.pw, 5979ba56a9.pw, 4f33582b94.pw, 4965e83319.pw, 21b7e54829.pw, a5c9c7fe36.pw, f5d2c16f19.pw, 21e2bfefb8.pw, f22dee33b4.pw, a460dfd2b1.pw and 011f2decc6.pw

Access Suspicious Domain DNS Query

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

IDS - Attempted User Privilege Gain

The file C:\Users\Administrator\AppData\Roaming\Tempo\NsCpuCNMiner64.exe was downloaded and executed

Download and Execute

Process c:\users\administrator\appdata\roaming\tempo\nscpucnminer64.exe attempted to access domains: xmr-eu1.nanopool.org

DNS Query

Connection was closed due to user inactivity

Associated Files

C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\dhelper.exe

SHA256: 6864f1e5a0492e69eebfeab9e2ebd712363141d46102a96bfce02924081c7762

2179584 bytes

C:\Windows\Temp\docv8k.exe

SHA256: 856777e16c153722ebd3f389197d4b6482f8afb2e51345e1ab19760c486c3f78

1109494 bytes

C:\Users\Administrator\AppData\Roaming\Tempo\NsCpuCNMiner64.exe

SHA256: be8884fa0bdff20838a08a9a70331e438adfc36336c643b2128ffd978e92540f

1075200 bytes

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IP Address: 175.31.190.132​Previously Malicious