ThreatExpert Report: AdClicker-FC.gen.a, TROJ

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Submission Summary:

Submission details:

Submission received: 3 June 2008, 05:31:27
Processing time: 3 min 30 sec
Submitted sample:

File MD5: 0x56AD3C9D1218599D1277F2064DF031D9
File SHA-1: 0x3D6113618D037CADE0955D40F693DDB7F6AFE46A
Filesize: 262,144 bytes
Alias:

AdClicker-FC.gen.a [McAfee]
TROJ_BHO.SK [Trend Micro]

Summary of the findings:

What's been found	Severity Level
Registers a 32-bit in-process server DLL.
Registers a Browser Helper Object (Microsoft's Internet Explorer plugin module).
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

Attention! Characteristics of the following security risk was identified in the system:

Security Risk	Description
Adware.Agent.BN	Adware.Agent.BN is an adware program that displays pop-up advertisements and adds a runkey to run at startup, and also modifies Windows system configuration in order to download more malwares on to infected computer.

File System Modifications

The following file was created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	[file and pathname of the sample #1]	262,144 bytes	MD5: 0x56AD3C9D1218599D1277F2064DF031D9 SHA-1: 0x3D6113618D037CADE0955D40F693DDB7F6AFE46A	AdClicker-FC.gen.a [McAfee] TROJ_BHO.SK [Trend Micro]

Memory Modifications

The following modules were loaded into the address space of other process(es):

Module Name	Module Filename	Address Space Details
[filename of the sample #1]	[file and pathname of the sample #1]	Process name: [generic host process] Process filename: [generic host process filename] Address space: 0xB10000 - 0xB52000
[filename of the sample #1]	[file and pathname of the sample #1]	Process name: IEXPLORE.EXE Process filename: %ProgramFiles%\internet explorer\iexplore.exe Address space: 0xF70000 - 0xFB2000

Notes:

[generic host process filename] is a full path filename of [generic host process].
%ProgramFiles% is a variable that refers to the Program Files folder. A typical path is C:\Program Files.

Registry Modifications

The following Registry Keys were created:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}\InprocServer32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}\ProgID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}\Programmable
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}\TypeLib
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}\VersionIndependentProgID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2A564B08-E74B-4602-B6EC-A82FDEBFC1C8}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2A564B08-E74B-4602-B6EC-A82FDEBFC1C8}\ProxyStubClsid
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2A564B08-E74B-4602-B6EC-A82FDEBFC1C8}\ProxyStubClsid32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2A564B08-E74B-4602-B6EC-A82FDEBFC1C8}\TypeLib
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C1CCC259-32C7-415A-8A13-2FB63E259EA3}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C1CCC259-32C7-415A-8A13-2FB63E259EA3}\ProxyStubClsid
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C1CCC259-32C7-415A-8A13-2FB63E259EA3}\ProxyStubClsid32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C1CCC259-32C7-415A-8A13-2FB63E259EA3}\TypeLib
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{983D43D0-3DFB-42EF-97E1-DEDE675549D4}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{983D43D0-3DFB-42EF-97E1-DEDE675549D4}\1.0
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{983D43D0-3DFB-42EF-97E1-DEDE675549D4}\1.0\0
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{983D43D0-3DFB-42EF-97E1-DEDE675549D4}\1.0\0\win32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{983D43D0-3DFB-42EF-97E1-DEDE675549D4}\1.0\FLAGS
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{983D43D0-3DFB-42EF-97E1-DEDE675549D4}\1.0\HELPDIR
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp\CLSID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp\CurVer
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}

The newly created Registry Values are:

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}\VersionIndependentProgID]

(Default) = "GNX.Rolex"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}\TypeLib]

(Default) = "{983D43D0-3DFB-42EF-97E1-DEDE675549D4}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}\ProgID]

(Default) = "GNX.Rolex"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}\InprocServer32]

(Default) = "[file and pathname of the sample #1]"
ThreadingModel = "Apartment"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}]

(Default) = "GNX Rolex"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2A564B08-E74B-4602-B6EC-A82FDEBFC1C8}\TypeLib]

(Default) = "{983D43D0-3DFB-42EF-97E1-DEDE675549D4}"
Version = "1.0"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2A564B08-E74B-4602-B6EC-A82FDEBFC1C8}\ProxyStubClsid32]

(Default) = "{00020420-0000-0000-C000-000000000046}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2A564B08-E74B-4602-B6EC-A82FDEBFC1C8}\ProxyStubClsid]

(Default) = "{00020420-0000-0000-C000-000000000046}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2A564B08-E74B-4602-B6EC-A82FDEBFC1C8}]

(Default) = "_IamlsEvents"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C1CCC259-32C7-415A-8A13-2FB63E259EA3}\TypeLib]

(Default) = "{983D43D0-3DFB-42EF-97E1-DEDE675549D4}"
Version = "1.0"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C1CCC259-32C7-415A-8A13-2FB63E259EA3}\ProxyStubClsid32]

(Default) = "{00020424-0000-0000-C000-000000000046}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C1CCC259-32C7-415A-8A13-2FB63E259EA3}\ProxyStubClsid]

(Default) = "{00020424-0000-0000-C000-000000000046}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C1CCC259-32C7-415A-8A13-2FB63E259EA3}]

(Default) = "Iamls"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{983D43D0-3DFB-42EF-97E1-DEDE675549D4}\1.0\0\win32]

(Default) = "[file and pathname of the sample #1]"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{983D43D0-3DFB-42EF-97E1-DEDE675549D4}\1.0\HELPDIR]

(Default) = "%System%\"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{983D43D0-3DFB-42EF-97E1-DEDE675549D4}\1.0\FLAGS]

(Default) = "0"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{983D43D0-3DFB-42EF-97E1-DEDE675549D4}\1.0]

(Default) = "amls TL"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp\CurVer]

(Default) = "GNX.Rolex"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp\CLSID]

(Default) = "{7DEE5BA2-CB70-4BBB-BD94-208BBA8AA6C4}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MSVPS.MSVPSApp]

(Default) = "GNX"

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