Submission Summary:

What's been foundSeverity Level
Stealth-mode characteristics common to Rootkits.
Downloads/requests other files from Internet.
Creates a startup registry entry.
Contains characteristics of an identified security risk.


Technical Details:


Possible Security Risk

Security RiskDescription
Rootkit.Agent.EX Rootkit.Agent.EX hides its presence in infected machine in order to perform malicious actions without user's knowledge.

Threat CategoryDescription
A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment
A code with the rootkit-specific techniques designed to hide the software presence in the system
A hacktool that could be used by attackers to break into a system


File System Modifications

#Filename(s)File SizeFile HashAlias
1 %Windir%\9129837.exe
[file and pathname of the sample #1]
59,392 bytes MD5: 0x227C31E1B0E4867BCAEFE86A674A6981
SHA-1: 0x665EB0857251249522F2EB506E2A2C6D3DCC927B
Trojan.Win32.Agent.ariy [Kaspersky Lab]
Generic PWS.y [McAfee]
Troj/Spy-BK [Sophos]
TrojanSpy:Win32/Ursnif.gen!D [Microsoft]
Trojan-Spy.Win32.Ursnif [Ikarus]
2 %System%\abcdefg.bat 80 bytes MD5: 0x3C2C2719C39678A7EF5013EB16B6F6EF
SHA-1: 0x323DFEA7B524E2781DC2A4584A72A22981EEE9A0
(not available)

#Filename(s)File SizeFile HashAlias
1 %Windir%\new_drv.sys 8,192 bytes MD5: 0xA54DE1D46FF7BDEFBF9D9284C1916C5E
SHA-1: 0x128EFCBAA15DD36CFB1D59FFB51871135F7D5120
Rootkit.Agent.EX [PCTools]
Hacktool.Rootkit [Symantec]
Rootkit.Win32.Agent.ex [Kaspersky Lab]
Generic Rootkit.d [McAfee]
Troj/Rootkit-DK [Sophos]
TrojanSpy:Win32/Ursnif [Microsoft]
Rootkit.Win32.Agent.ex [Ikarus]


Memory Modifications

Process NameProcess FilenameMain Module Size
[filename of the sample #1][file and pathname of the sample #1]110,592 bytes

Process NameMain Module Size
9129837.exe110,592 bytes

Service NameDisplay NameNew StatusService Filename
ALGApplication Layer Gateway Service"Stopped"%System%\alg.exe
SharedAccessWindows Firewall/Internet Connection Sharing (ICS)"Stopped"%System%\svchost.exe -k netsvcs
wscsvcSecurity Center"Stopped"%System%\svchost.exe -k netsvcs

Driver NameDriver Filename

System CallDriver nameDriver Filename
NtEnumerateValueKey(not recognised)(not recognised)
NtQueryDirectoryFile(not recognised)(not recognised)
NtQuerySystemInformation(not recognised)(not recognised)


Registry Modifications


Other details

Server NameServer PortConnect as UserConnection Password



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