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ProtocolFilters.dll

PrivDog

Adtrustmedia, LLC

The module ProtocolFilters.dll, “Protocol Dynamic Link Library” by Adtrustmedia has been detected as a potentially unwanted program by 4 anti-malware scanners.
Publisher:
Adtrust-Media  (signed by Adtrustmedia, LLC)

Product:
PrivDog

Description:
Protocol Dynamic Link Library

Version:
4.0.26.0

MD5:
cff794d7421822e2434204f711e84c2e

SHA-1:
a54231768a65b8830b2b3673eae75cf75486ebb3

SHA-256:
41769c328f448fc0a2234027fd17b4af47bee48c98f10faacd98a3f69b815adc

Scanner detections:
4 / 68

Status:
Potentially unwanted

Explanation:
Displays advertising 'Trusted Advertisements' in the user's web browser in pages that normally would not show ads. Ads from AdTrustMedia are indicated by "AT-M Ad" displayed on the bottom right of the advertisement.

Analysis date:
7/21/2025 12:21:17 AM UTC  (today)

Scan engine
Detection
Engine version

Bkav FE
W32.HfsAdware
1.3.0.6379

ESET NOD32
Win32/NetFilter.A potentially unsafe (variant)
9.11705

Reason Heuristics
PUP.Adtrustmedia (M)
15.7.25.11

Trend Micro House Call
Suspicious_GEN.F47V0430
7.2.206

File size:
1.2 MB (1,287,296 bytes)

Product version:
4.0.26.0

Copyright:
Copyright © Adtrust-Media, LLC. 2012-2015. All rights reserved.

Original file name:
ProtocolFilters.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\adtrustmedia\privdog\4.0.26.0\privdogmanager\plugins\protocolfilters.dll

Digital Signature
Signed by:
Adtrustmedia, LLC

Authority:
COMODO CA Limited

Valid from:
3/19/2015 2:00:00 AM

Valid to:
1/1/2016 1:59:59 AM

Subject:
CN="Adtrustmedia, LLC", O="Adtrustmedia, LLC", STREET="41 Watchung Plaza \#330", L=Montclair, S=New Jersey, PostalCode=07042, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
55A8A637287BFE69A0D09B9FA473C126

File PE Metadata
Compilation timestamp:
4/28/2015 6:39:00 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:F65MUC5nnQbor4aKuMxXsBzv3eoWLQrkXJbCxy2/vwZxOOts+b2Fap/QBTHvNo2i:tQ0r4hpsBU8w+hXwv9snEp/2TH1o25UF

Entry address:
0x34505

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 1A, 9D, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8B, 01, BA, FF, FE, FE, 7E, 03, D0, 83, F0, FF, 33, C2, 83, C1, 04, A9, 00, 01, 01, 81, 74, E8, 8B, 41, FC, 84, C0, 74, 32, 84, E4, 74, 24, A9, 00...
 
[+]

Code size:
878.5 KB (899,584 bytes)

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