Savingsbull - 12% Detection Rate *

Did you just stumble upon a download or a file on your computer that has a digital signature from Savingsbull? Some of the security products refers to the detected files as Adware.Agent.NXR and PUP.Optional.Savingsbull. The detection rate for the Savingsbull files collected here is 12%. Please read on for more details.

You will typically see Savingsbull 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 Savingsbull appears as the verified publisher in the UAC dialog

You can also view the Savingsbull certificate with the following procedure:

  1. Open up Windows Explorer and locate the Savingsbull 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 Savingsbull:

Screenshot of the Savingsbull 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 Savingsbull and that the file has not been tampered with.

If you click the View Certificate button shown in the screenshot above, you can examine 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 Savingsbull, such as the street name, city and country.

Go Daddy Secure Certification Authority has issued the Savingsbull certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.

Savingsbull Files

These are the Savingsbull files I've collected, thanks to the FreeFixer users.

Detection RatioFile Name
2/48levelqualitywatcher64.exe
3/49levelqualitywatcher32.exe
18/49cbs_savingsbull_BBA5481A-926B-4561-BD79-249F618495E6[1].exe
0/49IEOptimizer.dll

Scanner and Detection Names

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

ScannerDetection Names
Ad-AwareAdware.Agent.NXR
AgnitumPUA.Adpeak!
BitDefenderAdware.Agent.NXR
ESET-NOD32a variant of Win64/Adware.Adpeak.C, a variant of Win32/AdWare.Adpeak.D
EmsisoftAdware.Agent.NXR (B)
F-SecureAdware.Agent.NXR
FortinetRiskware/Adpeak
GDataAdware.Agent.NXR
IkarusAdWare.Agent
K7AntiVirusUnwanted-Program ( 00454f261 )
K7GWUnwanted-Program ( 00454f261 )
MalwarebytesPUP.Optional.Savingsbull
MicroWorld-eScanAdware.Agent.NXR
SophosGeneric PUA IA
SymantecAdware.Adpeak
TrendMicro-HouseCallTROJ_GEN.F47V0215, TROJ_GEN.F47V0212
VIPREAdpeak
nProtectAdware.Agent.NXR

* How the Detection Percentage is Calculated

The detection percentage is based on that I have gathered 195 scan reports for the Savingsbull files. 23 of these scan results 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 done on certificates with the following serial numbers:

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