Zulu Soft SRL - 10% Detection Rate *

Did you just run into a download or a file on your computer that is digitally signed by Zulu Soft SRL? Some of the security products refers to the detected files as Soft32Downloader (fs) and PUP.Optional.Soft32.A. The detection rate for the Zulu Soft SRL files collected here is 10%. Please read on for more details.

You will probably notice Zulu Soft SRL when running the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

Screenshot where Zulu Soft SRL appears as the verified publisher in the UAC dialog

You can view additional details from the Zulu Soft SRL certificate with the following procedure:

  1. Open up Windows Explorer and locate the Zulu Soft SRL file
  2. Right-click the file and select Properties
  3. Click on the Digital Signatures tab
  4. Click on the View Certificate button

Here's a screenshot of a file that has been digitally signed by Zulu Soft SRL:

Screenshot of the Zulu Soft SRL certificate

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 Zulu Soft SRL and that the file has not been tampered with.

If you click the View Certificate button shown in the screenshot 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 examine the address for Zulu Soft SRL, such as the street name, city and country.

Symantec Class 3 Extended Validation Code Signing CA has issued the Zulu Soft SRL certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screencap above.

Zulu Soft SRL Files

These are the Zulu Soft SRL files I've collected, thanks to the FreeFixer users.

Detection RatioFile Name
6/52advanced pdf to word converter free setup.exe
4/51cleanersoft free registry fix setup.exe
5/53inssider setup.exe
6/54DownloadManager.exe
6/54outlook express setup.exe

Scanner and Detection Names

Here is the detection names for the Zulu Soft SRL files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.

ScannerDetection Names
AVwareSoft32Downloader (fs)
AviraAPPL/Downloader.Gen
Baidu-InternationalPUA.MSIL.Soft32Downloader.bC
ComodoUnclassifiedMalware
DrWebAdware.Downware.2152
ESET-NOD32a variant of MSIL/Soft32Downloader.C, a variant of MSIL/Soft32Downloader.A, MSIL/Soft32Downloader.C
MalwarebytesPUP.Optional.Soft32.A
McAfeeSoftDropper
McAfee-GW-EditionBehavesLike.Win32.Downloader.hc
NANO-AntivirusRiskware.Nsis.Downloader.cvxhzw
VIPRESoft32Downloader (fs)

* How the Detection Percentage is Calculated

The detection percentage is based on the fact that I've collected 264 scan results for the Zulu Soft SRL files. 27 of these scan reports came up with some sort of detection. If you like, you can view the full details of the scan reports by examining the files listed above.

Analysis Details

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

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