Did you just find a file that is digitally signed by AVG Technologies CZ, s.r.o.? If so, please read on.
You will typically see AVG Technologies CZ, s.r.o. when clicking to run the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:
You can also view the AVG Technologies CZ, s.r.o. certificate with the following steps:
Here's a screenshot of a file digitally signed by AVG Technologies CZ, s.r.o.:
As you can see in the screencap above, Windows reports that "This digital signature is OK". This implies that the file has been published by AVG Technologies CZ, s.r.o. and that no one has tampered with the file.
If you click the View Certificate button shown in the screencap 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 view the address for AVG Technologies CZ, s.r.o., such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA has issued the AVG Technologies CZ, s.r.o. 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 AVG Technologies CZ, s.r.o. files I've gathered, thanks to the FreeFixer users.
The FreeFixer tool treats files from AVG Technologies CZ, s.r.o. as safe, which means that the AVG Technologies CZ, s.r.o. files will appear with a green background and that there is 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 AVG Technologies CZ, s.r.o. file(s). My guess is that those detections are incorrect and that the files are safe. It's unlikely that AVG Technologies CZ, s.r.o. would ship a malware file.
Detection Ratio | File Name |
---|---|
1/40 | avgcmgr.exe |
1/47 | avgui.exe |
1/55 | 0116av_AVG-Secure-Search-Update.exe |
1/47 | avgndisx.exe |
1/47 | avgnsx.exe |
1/54 | 1015tb_{9046B32E-5AF4-4B3C-B5D5-E6431D430023}.exe |
2/56 | vprot.exe |
1/57 | avgdiskx.sys |
1/56 | avgidsagent.exe |
1/56 | avgdecider.dll |
3/43 | ursoftsetup.exe |
1/48 | avgidsdriverx.sys |
1/47 | avgidsdriverx.sys |
1/48 | avgrkx86.sys |
1/47 | avgdetallocatorx.dll |
1/55 | avgrdtestx.exe |
1/56 | vprot.exe |
1/55 | vprot.exe |
1/61 | SWDUMon.sys |
1/61 | vprot.exe |
2/46 | A0009778.exe |
2/46 | A0009706.exe |
1/45 | avgemca.exe |
1/46 | avguires.dll |
1/47 | avgcsrvx.exe |
1/48 | avgidsshimx.sys |
3/50 | spybot-22_installer.exe |
1/57 | avgdiagex.exe |
1/57 | avgidshx.sys |
1/56 | avgrsx.exe |
1/56 | avgcsrva.exe |
1/56 | avgwdsvc.exe |
2/56 | avgdiagex.exe |
1/56 | AVG Web TuneUp.dll |
1/56 | avguix.exe |
1/57 | vprot.exe |
1/56 | zstatetoolx.exe |
2/57 | vprot.exe |
1/57 | vprot.exe |
0/53 | avguirnx.exe |
0/56 | avguix.exe |
0/57 | tuscanx.exe |
0/57 | avguirna.exe |
0/52 | avuirunnerx.exe |
0/54 | avgntopensslx.fmw.1.dll |
0/53 | avgsysx.fmw.1.dll |
0/48 | avgidshx.sys |
0/56 | avghooka.dll |
0/46 | avgrsx.exe |
Here is the detection names for the AVG Technologies CZ, s.r.o. files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
As mentioned above, I think these detections are false positives since it is very unlikely that AVG Technologies CZ, s.r.o. would ship a malware file.
Scanner | Detection Names |
---|---|
Antiy-AVL | Trojan/Win32.Rozena, Trojan/Win32.Patched, Trojan/Win32.TSGeneric |
Bkav | W32.HfsAdware.E44B, HW32.Nonim.fggi, HW32.Nonim.yccy, HW32.Nonim.puqk, HW32.Stranfom.kiaw, HW32.Stranfom.bkgm, HW32.Stranfom.kcie, HW32.Nonim.bueq, W32.HfsAdware.356D, W64.HfsAdware.E44B |
ByteHero | Trojan.Win32.Heur.098, Virus.Win32.Heur.j, Trojan.Win32.Heur.Gen |
DrWeb | Program.Unwanted.116, Adware.Downware.1348, BACKDOOR.Trojan |
ESET-NOD32 | a variant of Win32/OpenInstall |
Fortinet | Adware/BrowserFox |
Jiangmin | Win32/Virut.bn |
Rising | PE:Trojan.BrowseFox!1.A1FD[F1] |
SUPERAntiSpyware | PUP.OpenInstall |
Sophos | Open Install |
Tencent | Trojan.Win32.Qudamah.Gen.1, Trojan.Win32.YY.Gen.9 |
TrendMicro-HouseCall | TROJ_GEN.F47V0912, Suspicious_GEN.F47V0204 |
The detection percentage is based on the fact that I've collected 57538 scan results for the AVG Technologies CZ, s.r.o. files. 48 of these scan reports came up with some sort of detection. If you like, you can review the full details of the scan reports by examining the files listed above.
The analysis has been done on certificates with the following serial numbers:
steven duduj writes