Did you just run into a download or a file on your computer that has a digital signature from Conduit Ltd.? Some of the security products refers to the detected files as PUP.Optional.Conduit.A and PUP/Conduit.A. The detection rate for the Conduit Ltd. files collected here is 9%. Please read on for more details.
You'll typically notice Conduit Ltd. when double-clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screencap shows:
You can also view the Conduit Ltd. certificate with the following steps:
Here's a screengrab of a file signed by Conduit Ltd.:
As you can see in the screenshot above, Windows reports that "This digital signature is OK". This implies that the file has been published by Conduit Ltd. and that no one has tampered with the file.
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 examine the address for Conduit Ltd., such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA, VeriSign Class 3 Code Signing 2009-2 CA and VeriSign Class 3 Code Signing 2004 CA has issued the Conduit Ltd. certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the Conduit Ltd. files I've gathered, thanks to the FreeFixer users.
Here's the detection names for the Conduit Ltd. files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
Scanner | Detection Names |
---|---|
AVware | Conduit (fs) |
Ad-Aware | Adware.Agent.NUO |
Antiy-AVL | Trojan/Win32.Patched |
Avast | Win32:SearchProtect-B [PUP], Win32:SearchProtect-C [Adw], Win32:PUP-gen [PUP], Win32:Malware-gen |
Baidu-International | Malware.Win32.Adware.50, Adware.Win32.Conduit.H, Trojan.Win32.Conduit.SearchProtect |
BitDefender | Adware.Agent.NUO |
Bkav | W32.Clod703.Trojan.cb57, W32.Clod2ae.Trojan.64e8 |
Comodo | Application.Win32.Conduit.~A |
DrWeb | MULDROP.Trojan, Adware.BGuard.15, Adware.Conduit.6, Adware.Conduit.21, Adware.Conduit.3, Adware.Conduit.26 |
ESET-NOD32 | a variant of Win32/Conduit.SearchProtect.B, a variant of Win32/Conduit.SearchProtect.H, a variant of Win32/Toolbar.Conduit.B potentially unwanted, a variant of Win32/Toolbar.Conduit.B, Win32/Toolbar.Conduit.R, a variant of Win64/Conduit.SearchProtect.A, Win32/Conduit.SearchProtect.E, Win32/Toolbar.Conduit.Y |
Emsisoft | Adware.Agent.NUO (B), Gen:Variant.Zusy.36650 (B), Android.Trojan.GingerMaster.AX (B) |
Fortinet | Riskware/Conduit_SearchProtect |
GData | Win32.Application.SearchProtect.O, Win64.Application.SearchProtect.D, Win32.Adware.SearchProtect.B, Adware.Agent.NUO, Win32.Application.ConduitBrothersoftTB.B |
Kingsoft | Win32.Troj.Generic.a.(kcloud) |
Malwarebytes | PUP.Optional.Conduit.A, PUP.Optional.Conduit, PUP.Optional.ValueApps.A |
McAfee | Artemis!03D24F335740, Artemis!B81CFB221816, Artemis!F31EAD497B8C, Artemis!4C734A78E018 |
McAfee-GW-Edition | Artemis!03D24F335740, Artemis!B81CFB221816, Artemis!F31EAD497B8C, Artemis!4C734A78E018 |
MicroWorld-eScan | Adware.Agent.NUO |
Panda | PUP/Conduit.A, Adware/Conduit |
SUPERAntiSpyware | PUP.SearchProtect |
TrendMicro-HouseCall | TROJ_GEN.F47V0211, TROJ_GEN.F47V1015, TROJ_GEN.F47V0926, TROJ_GEN.F47V0305, TROJ_GEN.F47V0210, TROJ_GEN.F47V0331, TROJ_GEN.F47V0410, TROJ_GEN.F47V1216, TROJ_GEN.F47V0330, TROJ_GEN.F47V0217, TROJ_GEN.F47V1231 |
VIPRE | Conduit (fs), Conduit (fs) (not malicious) |
nProtect | Trojan/W32.Agent.76344.E |
The detection percentage is based on that I have gathered 22958 scan reports for the Conduit Ltd. files. 1988 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.
The analysis is based on certificates with the following serial numbers: