Kingsoft Security Co.,Ltd - 0.406% Detection Rate *

Did you just download a file that has been digitally signed by Kingsoft Security Co.,Ltd and wonder if the file is safe? If that's the case, please read on.

You'll typically notice Kingsoft Security Co.,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:

Screenshot where Kingsoft Security Co.,Ltd appears as the verified publisher in the UAC dialog

You can view additional details from the Kingsoft Security Co.,Ltd certificate with the following steps:

  1. Open Windows Explorer and locate the Kingsoft Security Co.,Ltd file
  2. Right-click the file and select Properties
  3. Click on the Digital Signatures tab
  4. Click the View Certificate button

Here is a screenshot of a file that has been digitally signed by Kingsoft Security Co.,Ltd:

Screenshot of the Kingsoft Security Co.,Ltd certificate

As you can see in the screenshot above, Windows reports that "This digital signature is OK". This implies that the file has been published by Kingsoft Security Co.,Ltd and that no one has tampered with the file.

If you click the View Certificate button shown in the screencap above, you can see 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 Kingsoft Security Co.,Ltd, such as the street name, city and country.

VeriSign Class 3 Code Signing 2009-2 CA and VeriSign Class 3 Code Signing 2010 CA has issued the Kingsoft Security Co.,Ltd certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.

Kingsoft Security Co.,Ltd Files

These are the Kingsoft Security Co.,Ltd files I've gathered, thanks to the FreeFixer users.

Detection RatioFile Name
1/43KSafeSvc.exe
1/43ksafesvc.exe
1/42netmon.exe
2/56ksafevulfix.exe
1/56ktransform.exe
3/71down_s_70_131632.exe
0/47kphonetray.exe
0/46ksafesvc.exe
0/43KSafeTray.exe
0/48KSafeTray.exe
0/43KSafeTray.exe
0/48KSafe.exe
0/56dgservice.exe
0/48perfopt.exe
0/43ksfmon.dll

Scanner and Detection Names

Here is the detection names for the Kingsoft Security Co.,Ltd files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.

ScannerDetection Names
ByteHeroTrojan.Malware.Win32.xPack.m
DrWebDLOADER.Trojan, Adware.Downware.2041
NANO-AntivirusRiskware.Win32.Adw.czzykv
RisingPE:Malware.Symmi!6.19C5
VIPREBehavesLike.Win32.Malware.wsc (mx-v)
ZillyaDownloader.LMN.Win32.390993

* How the Detection Percentage is Calculated

The detection percentage is based on that I have gathered 2215 scan reports for the Kingsoft Security Co.,Ltd files. 9 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.

Analysis Details

The analysis is based on certificates with the following serial numbers:

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