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| Sunday, May 28, 2006 |
Overview:
This is a trojan detection. Unlike viruses, trojans do not self-replicate. They are spread manually, often under the premise that they are beneficial or wanted. The most common installation methods involve system or security exploitation, and unsuspecting users manually executing unknown programs. Distribution channels include email, malicious or hacked web pages, Internet Relay Chat (IRC), peer-to-peer networks, etc.
Characteristics:
Trojan Downloader are designed to download files from a remote website and execute the files that have been downloaded.
As it is trivial for the malware author to modify the Downloader to refer to a different website or web address, McAfee write detection routines for Downloaders which as a general rule do not include these strings in the detection routines.
Files and process known to be related to Trojan Downloader - Downloader-AVC are:
1. invisibledrvnt.sys
2. useful[1].exe
3. lvsrev.exe
Symptoms:
An instance of newly installed software without user intervention.
Source: MCAfee Threat Center
MCAfee Users Removal: click here
Manual Removal:
1. Download Ewido and save to your desired location.
2. Install Ewido and download all necessary updates.
3. Reboot your computer in SafeMode.
- Press F8, after the power was turned on
- Select Safe Mode from selections menu
4. Run a full scan and delete infections that are detected.
note:If you are using Windows XP, proceed with these steps, Windows9x and ME please skip.
5. Reboot computer in SafeMode with Networking
- Press F8, after the power was turned on
- Select Safe Mode with Networking from selections menu
6. Connect to internet and scan with the following online scanners:
Trendmicro Housecall
Symantec Security Check
BitDefender Online Scanner
If Unable to Browse Internet, Fix the Damaged with:
Fix For XP Winsock
Internet Explorer Fix |
posted by hitech-leiza @ Sunday, May 28, 2006  |
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