Carewmr, VBS/Carewmr, VBS.AVFake


VBS/Carewmr is a trojan written with Visual Basic Script. Upon execution the trojan displays three messages.


Automatic action

Based on the settings of your F-Secure security product, it will either move the file to the quarantine where it cannot spread or cause harm, or remove it.

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Technical Details

This a simple trojan that, when executed, will show following three messages:

	Welcome to CLRAV of Kaspersky Labs, press OK or Accept to Start 	scanning your computer.
	ERROR!, Code error:3212552, please execute this tool in MS-DOS.
	Thank You for prefer Kaspersky Labs Products

At September 1st, it shows an additional message in Spanish:

	Mr.Carew vuelve otra vez!!, jaja

which means in English

	Mr.Carew comes back again!!, jaja

After these messsages, the trojan will open the web page using the default browser.

Next, the trojan attemps to remove a number of registry keys, attempting to disable several security software:

	HKLM\Software\Microsoft\Windows\CurrentVersion\Run\SystemTray 	HKLM\Software\Microsoft\Windows\CurrentVersion\Run\AVPCC 	HKLM\Software\Microsoft\Windows\CurrentVersion\Run\NAVW32 	HKLM\Software\Microsoft\Windows\CurrentVersion\Run\TrueVector 	HKLM\Software\Microsoft\Windows\CurrentVersion\Run\ZoneAlarm Pro

The trojan also creates a number of directories and empty files to the root of the C: drive using for example names of different anti-virus products. It also attempts to delete all files from the C:\Windows directory.

Finally the trojan creates a text file to the current directory "CLRAV_Report.log" with the following content:

	Due an error, Code error:3212552, CLRAV has not disinfect your 	computer For Support please send a email to 	and please indicate the Code Error.

The trojan has the following comment in the beginning:

'VBS.CarewMR.a By Jadraquer Killer (Mr.Carew)

Date Created: -

Date Last Modified: -