AppWork GmbH - 4% Detection Rate *

Did you just find a download or a file on your computer that has been digitally signed by AppWork GmbH? Some of the security products refers to the detected files as PUP/Multitoolbar and suspected of Trojan.Downloader.gen.h. The detection rate for the AppWork GmbH files collected here is 4%. Please read on for more details.

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

You can also view the AppWork GmbH certificate with the following steps:

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

Here's a screengrab of a file that has been digitally signed by AppWork GmbH:

Screenshot of the AppWork GmbH certificate

As you can see in the screenshot above, Windows reports that "This digital signature is OK". This means that the file has been published by AppWork GmbH and that no one has tampered with the file.

If you click the View Certificate button shown in the screengrab 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 AppWork GmbH, such as the street name, city and country.

GlobalSign CodeSigning CA - G2, Thawte Code Signing CA - G2, thawte SHA256 Code Signing CA and GlobalSign Extended Validation CodeSigning CA - SHA256 - G3 has issued the AppWork GmbH certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screenshot above.

AppWork GmbH Files

The following are the AppWork GmbH files I've gathered, thanks to the FreeFixer users.

Detection RatioFile Name
1/51WebInstaller.exe
1/57130668601922365379.exe
1/57JDownloader2Update.exe
1/56JDownloader2.exe
8/5880176-670969-jdownloader.exe
1/51WebInstaller.exe
5/53JDSetup130494012935494348.exe
1/57Uninstall JDownloader.exe
1/55JDownloader2.exe
4/58WebInstaller[1].exe
1/56JDownloader2.exe
8/61228763-680183-jdownloader-2.exe
1/73JDownloader2.exe

Scanner and Detection Names

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

ScannerDetection Names
AVGGeneric.936, Generic_c.ELG, BundleApp.HSN
AegisLabTroj.Downloader.W32.Installmonster!c, Generic.C.Elg!c
BkavW32.HfsAdware.F474
CAT-QuickHealDownloader.InstallMonster.r5 (Not a Virus)
CrowdStrikemalicious_confidence_77% (D)
ESET-NOD32a variant of Win32/InstallCore.PL
Endgamemalicious (high confidence)
FortinetAdware/BundleApp
Invinceavirus.win32.sality.at
K7AntiVirusTrojan ( 0049c6f91 )
K7GWTrojan ( 0049c6f91 )
Kasperskynot-a-virus:Downloader.Win32.InstallMonster.xtd, not-a-virus:HEUR:AdWare.Win32.Generic
PaloaltoVirus/Win32.malicious.azey
PandaPUP/Multitoolbar, PUP/InstallCore
SophosInstall Core
TencentWin32.Trojan.Gen.Vvhr, Win32.Trojan-downloader.Generic.Amlt
TrendMicro-HouseCallSuspicious_GEN.F47V0701
VBA32suspected of Trojan.Downloader.gen.h
ZillyaAdware.AddLyrics.Win32.8568

* How the Detection Percentage is Calculated

The detection percentage is based on that I've gathered 946 scan reports for the AppWork GmbH files. 34 of these scan reports came up with some sort of detection. If you like, you can view the full details of the scan results by examining the files listed above.

Analysis Details

In the analysis on this page I grouped all certificates where the signer name is set to upper and lower case variants of AppWork GmbH. These are the signer names:

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

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