Internet threat level: 1
Home→Descriptions→Trojan-Downloader.MSIL.Small.co
Trojan-Downloader.MSIL.Small.co
| Detected | Feb 02 2011 11:42 GMT |
| Released | Feb 02 2011 17:14 GMT |
| Published | Apr 14 2011 13:20 GMT |
Payload
Removal instructions
Technical Details
This Trojan downloads other malicious programs from the Internet and launches them for execution without the user's knowledge. It is a Windows .Net application (PE EXE file). It is 11 459 bytes in size. It is written in Visual Basic .Net.
Payload
Once launched, the Trojan downloads a file from the following link:
http://www.fre***town.com/seko1230/dddx.scrAt the time of writing, this link was inactive.
The downloaded file is saved under the name:
c:\windows\system32\supdata.exeThe Trojan then launches this file for execution and ceases running.
Removal instructions
If your computer does not have antivirus protection and has been infected by this malicious program, follow the instructions below to delete it:
- Delete the following file:
c:\windows\system32\supdata.exe
- Delete the original Trojan file (its location will depend on how the program originally penetrated the infected computer).
- Perform a full scan of the computer using Kaspersky Anti-Virus with up-to-date antivirus databases (download a trial version).
MD5: 59a77214313ba5124c531cb5aa1a7eab
SHA1: f35c3cdefc386d9c8220e7ef30316ef64315f564
Programs classified as Trojan-Downloader download and install new versions of malicious programs, including Trojans and AdWare, on victim computers. Once downloaded from the Internet, the programs are launched or included on a list of programs which will run automatically when the operating system boots up.
Information about the names and locations of the programs which are downloaded are in the Trojan code, or are downloaded by the Trojan from an Internet resource (usually a web page).
This type of malicious program is frequently used in the initial infection of visitors to websites which contain exploits.
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