First Offer LTD - 9% Detection Rate *

Did you just stumble upon a download or a file on your computer that has been digitally signed by First Offer LTD? Some of the security products refers to the detected files as Generic.CF4 and Win32:InstalleRex-BF [PUP]. The detection rate for the First Offer LTD files collected here is 9%. Please read on for more details.

You will typically notice First Offer LTD when running the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can also view the First Offer LTD certificate with the following procedure:

1. Open up Windows Explorer and locate the First Offer LTD file
2. Right-click the file and select Properties
3. Click the Digital Signatures tab
4. Click the View Certificate button

Here is a screenshot of a file that has been signed by First Offer LTD:

As you can see in the screenshot above, Windows states that "This digital signature is OK". This means that the file has been published by First Offer LTD and that the file has not been tampered with.

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, etc. You can also view the address for First Offer LTD, such as the street name, city and country.

COMODO RSA Code Signing CA has issued the First Offer LTD certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screencap above.

First Offer LTD Files

These are the First Offer LTD files I have gathered, thanks to the FreeFixer users.

Scanner and Detection Names

Here is the detection names for the First Offer LTD files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.

* How the Detection Percentage is Calculated

The detection percentage is based on the fact that I have collected 55 scan reports for the First Offer LTD files. 5 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.

Analysis Details

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

• 4a3c8068106af46772f0e970db0b000d

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