Macecraft Software (Macecraft Oy) - 1.7% Detection Rate *

Did you just download a file that has been digitally signed by Macecraft Software (Macecraft Oy) and wonder if the file is safe? If that's the case, please read on.

You will probably see Macecraft Software (Macecraft Oy) when clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:

Screenshot where Macecraft Software (Macecraft Oy) appears as the verified publisher in the UAC dialog

You can view additional details from the Macecraft Software (Macecraft Oy) certificate with the following steps:

  1. Open up Windows Explorer and locate the Macecraft Software (Macecraft Oy) file
  2. Right-click the file and select Properties
  3. Click on the Digital Signatures tab
  4. Click on the View Certificate button

Here is a screenshot of a file digitally signed by Macecraft Software (Macecraft Oy):

Screenshot of the Macecraft Software (Macecraft Oy) 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 Macecraft Software (Macecraft Oy) 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 view the address for Macecraft Software (Macecraft Oy), such as the street name, city and country.

COMODO RSA Code Signing CA has issued the Macecraft Software (Macecraft Oy) certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.

Macecraft Software (Macecraft Oy) Files

These are the Macecraft Software (Macecraft Oy) files I have collected, thanks to the FreeFixer users.

Detection RatioFile Name
3/57PreWorker2.exe
2/57StartupOptimizer.exe
2/57jv16pt_PreWorker2.exe
1/56StartupOptimizer.exe
3/61jv16pt_PreWorker2.exe
0/56StartupOptimizer.exe
0/67jv16pt_PreWorker2.exe
0/56StartupOptimizer.exe

Scanner and Detection Names

Here is the detection names for the Macecraft Software (Macecraft Oy) files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.

ScannerDetection Names
AegisLabPacker.Generic!c
BaiduWin32.Trojan.WisdomEyes.16070401.9500.9553
CrowdStrikemalicious_confidence_100% (D)
Endgamemalicious (moderate confidence)
Invinceatrojandownloader.win32.banload.bfl, virus.win32.sality.at, generic.a
Qihoo-360HEUR/QVM19.1.Malware.Gen, HEUR/QVM18.1.Malware.Gen
TrendMicroPAK_Generic.009

* How the Detection Percentage is Calculated

The detection percentage is based on that I've collected 648 scan reports for the Macecraft Software (Macecraft Oy) files. 11 of these scan reports came up with some sort of detection. You can review the full details of the scan results by examining the files listed above.

Analysis Details

The analysis has been done on certificates with the following serial numbers:

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