Did you just download a file that has been digitally signed by Doctor Web Ltd. and wonder if the file is safe? If that's the case, please read on.
You will probably see Doctor Web Ltd. when double-clicking to run the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:
You can view the digital signature details for Doctor Web Ltd. with the following procedure:
Here's a screenshot of a file that has been signed by Doctor Web Ltd.:
As you can see in the screencap above, Windows states that "This digital signature is OK". This implies that the file has been published by Doctor Web Ltd. and that no one has tampered with the file.
If you click the View Certificate button shown in the screenshot above, you can view all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also examine the address for Doctor Web Ltd., such as the street name, city and country.
VeriSign Class 3 Code Signing 2004 CA and VeriSign Class 3 Code Signing 2010 CA has issued the Doctor Web Ltd. certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the Doctor Web Ltd. files I have gathered, thanks to the FreeFixer users.
The FreeFixer tool treats files from Doctor Web Ltd. as safe, which means that the Doctor Web Ltd. files will appear with a green background and that there's no removal checkbox for the file. However, as you can see in the scan results below, a few of the anti-virus scanners detects the Doctor Web Ltd. file(s). I'm pretty sure those detections are false positives and that the files are safe. It is unlikely that Doctor Web Ltd. would ship a malware file.
Detection Ratio | File Name |
---|---|
0/48 | drwebsp.dll |
0/47 | SPIDERML.EXE |
0/50 | hGu8YnFX.dll |
0/43 | 492057.exe |
0/50 | drwebaf.sys |
0/59 | GgVjeMUpf.exe |
0/47 | 38d47e.exe |
0/57 | MxmrFgXSzmvBq.exe |
0/62 | dwarkdaemon.exe |
0/62 | i1N4NTHIK6M.exe |
The detection percentage is based on the fact that I have collected 1270 scan results for the Doctor Web Ltd. files. 0 of these scan reports came up with some sort of detection. You can view the full details of the scan results by examining the files listed above.
The analysis is done on certificates with the following serial numbers: