IP Address: 49.68.168.38Previously Malicious

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IP Address:
49.68.168.38​
Previously Malicious

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

Threat Information

Role

Attacker

Services Targeted

MSSQL

Tags

Access Suspicious Domain Successful MSSQL Login Scheduled Task Creation MSSQL Execute MsSql Shell Command Listening Outgoing Connection Persistency - Winlogon Hook Malicious File DNS Query PowerShell Persistency - Logon Download and Execute File Operation By CMD MSSQL Brute Force IDS - Attempted User Privilege Gain CMD MSSQL Null Session Login Drop MsSql Table Create MsSql Procedure

Connect Back Servers

zcop.ru 2no.co kr1s.ru nic.ru iplogger.co 8a66446ab5.pw ioad.pw down.mys2016.info c9afae3a94.pw js.mys2016.info xmr-eu2.nanopool.org

195.208.1.107 81.177.135.35

Basic Information

IP Address

49.68.168.38

Domain

-

ISP

China Telecom jiangsu

Country

China

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2018-08-12

Last seen in Guardicore Centra

2018-08-17

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 (Part of a Brute Force Attempt)

MSSQL Brute Force 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

MSSQL tables were dropped: #A0F46942 , #A2DCB1B4 and #A4C4FA26

Drop MsSql Table

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

IDS detected Attempted User Privilege Gain : sp_start_job - program execution

IDS - Attempted User Privilege Gain

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

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

DNS Query Access Suspicious Domain Outgoing Connection

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

MSSQL executed 2 shell commands

Execute MsSql Shell Command

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

DNS Query Access Suspicious Domain

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

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\windowspowershell\v1.0\powershell.exe attempted to access suspicious domains: kr1s.ru

DNS Query Access Suspicious Domain Outgoing Connection

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

Outgoing Connection

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

IDS - Attempted User Privilege Gain

C:\Users\Administrator\AppData\Local\Temp\TmpCC1.tmp was identified as malicious by YARA according to rules: Packer, Peid and Packer Compiler Signatures

Malicious File

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

DNS Query Access Suspicious Domain

C:\Users\Administrator\AppData\Local\Temp\doc.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\doc[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\nsqFD9F.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\Roaming\Temps\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\Temps\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\Temps\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\nsx2A3C.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

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\Microsoft\Windows\INetCache\IE\java12[1].dat was identified as malicious by YARA according to rules: Maldoc Somerules, Peid, Packer Compiler Signatures, Antidebug Antivm and Suspicious Strings

Malicious File

C:\ProgramData\{03584122-0358-0358-035841223428}\lsm.exe was identified as malicious by YARA according to rules: Maldoc Somerules, Peid, Packer Compiler Signatures, Antidebug Antivm and Suspicious Strings

Malicious File

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

Malicious File

The command line C:\ProgramData\{03584122-0358-0358-035841223428}\lsm.exe was scheduled to run by modifying C:\Windows\System32\Tasks\Microsoft LocalManager[Windows Server 2012 R2 Standard]

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\admini~1\appdata\local\temp\javatemp\jar2.exe installed a Persistency - Winlogon Hook backdoor by modifying Windows Registry

Persistency - Winlogon Hook

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

Download and Execute

Process c:\users\administrator\appdata\roaming\temps\doc001.exe attempted to access suspicious domains: zcop.ru and kr1s.ru

DNS Query Access Suspicious Domain

C:\Users\Administrator\AppData\Local\Temp\nsk3CAC.tmp\nsExec.dll was identified as malicious by YARA according to rules: Packer Compiler Signatures and Antidebug Antivm

Malicious File

C:\Users\Administrator\AppData\Roaming\Adobe\x86\86x.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\86x[1].dat was identified as malicious by YARA according to rules: Packer Compiler Signatures, Antidebug Antivm and Crypto Signatures

Malicious File

C:\Users\Administrator\AppData\Roaming\Adobe\x64\dether.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

Process c:\users\admini~1\appdata\local\temp\java12.exe attempted to access suspicious domains: 2no.co and ioad.pw

DNS Query Access Suspicious Domain

C:\Users\Administrator\AppData\Local\Microsoft\Windows\INetCache\IE\data[1].dat 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

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: c9afae3a94.pw and 8a66446ab5.pw

DNS Query Access Suspicious Domain

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

Malicious File

The file C:\ProgramData\{03584122-0358-0358-035841223428}\lsm.exe was downloaded and executed

Download and Execute

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

Download and Execute

Process c:\users\administrator\appdata\roaming\temps\nscpucnminer64.exe attempted to access domains: xmr-eu2.nanopool.org

DNS Query

Connection was closed due to timeout

Associated Files

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

SHA256: 6864f1e5a0492e69eebfeab9e2ebd712363141d46102a96bfce02924081c7762

2179584 bytes

C:\Windows\Temp\doc.exe

SHA256: d2e8b77fe0ddb96c4d52a34f9498dc7dd885c7b11b8745b78f3f6beaeec8e191

1033460 bytes

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

SHA256: 90b56ccc13934418ebc8a51cbedccbafe27d877c6080023afbb42092d7fdcf72

966144 bytes

C:\ProgramData\{99406079-9940-9940-994060797673}\lsm.exe

SHA256: 669c1cc3b6ac2aec1125876d884d49f81de6cb3577c903a3445210c1f4bd1210

204800 bytes

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IP Address: 49.68.168.38​Previously Malicious