Did you just run into a download or a file on your computer that is digitally signed by work4sure.com ltd? Some of the security products refers to the detected files as PAK_Generic.001 and Posible_Worm32. The detection rate for the work4sure.com ltd files collected here is 6%. Please read on for more details.
You'll probably notice work4sure.com ltd when running the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the additional details from the work4sure.com ltd digital signature with the following procedure:
Here's a screenshot of a file signed by work4sure.com ltd:

As you can see in the screenshot above, the Windows OS states that "This digital signature is OK". This means that the file has been published by work4sure.com ltd and that the file has not been tampered with.
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, etc. You can also view the address for work4sure.com ltd, such as the street name, city and country.
VeriSign Class 3 Code Signing 2009-2 CA has issued the work4sure.com 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 work4sure.com ltd files I have gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 3/49 | w4sgeen9.exe |
Here's the detection names for the work4sure.com ltd files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
| Scanner | Detection Names |
|---|---|
| TheHacker | Posible_Worm32 |
| TrendMicro | PAK_Generic.001 |
| TrendMicro-HouseCall | PAK_Generic.001 |
The detection percentage is based on that I have gathered 49 scan reports for the work4sure.com ltd files. 3 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: