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nfapi.dll

PrivDog

Adtrustmedia, LLC

The module nfapi.dll by Adtrustmedia has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Adtrust-Media  (signed by Adtrustmedia, LLC)

Product:
PrivDog

Description:
NetFilter Api

Version:
4.0.26.0

MD5:
2a16383883a0d3cd71593ed2a1b4b4f3

SHA-1:
5a4328805cfc0fc032e7a8d2b23c23df17e51546

SHA-256:
57f30a2f24b8649027c94c3a535ad2400df936dc7ccfdb2600a0181a905aeaae

Scanner detections:
1 / 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 12:13:27 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adtrustmedia (M)
16.2.6.15

File size:
105.6 KB (108,160 bytes)

Product version:
4.0.26.0

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

Original file name:
nfapi.dll

File type:
Dynamic link library (Win64 DLL)

Language:
English (United States)

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

Digital Signature
Signed by:
Adtrustmedia, LLC

Authority:
COMODO CA Limited

Valid from:
3/18/2015 5:00:00 PM

Valid to:
12/31/2015 4:59:59 PM

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 8:29:17 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
3072:SgT+hgRDYdsXx7r2SmNSoFFKwBCfPflrGx581:SfhgSdsXx7rDmNSSKbnQx5i

Entry address:
0x2248

Entry point:
48, 89, 5C, 24, 08, 48, 89, 74, 24, 10, 57, 48, 83, EC, 20, 49, 8B, F8, 8B, DA, 48, 8B, F1, 83, FA, 01, 75, 05, E8, A7, 2D, 00, 00, 4C, 8B, C7, 8B, D3, 48, 8B, CE, 48, 8B, 5C, 24, 30, 48, 8B, 74, 24, 38, 48, 83, C4, 20, 5F, E9, AB, FE, FF, FF, CC, CC, CC, 48, 89, 4C, 24, 08, 48, 81, EC, 88, 00, 00, 00, 48, 8D, 0D, 25, 73, 01, 00, FF, 15, FF, 0E, 01, 00, 4C, 8B, 1D, 10, 74, 01, 00, 4C, 89, 5C, 24, 58, 45, 33, C0, 48, 8D, 54, 24, 60, 48, 8B, 4C, 24, 58, E8, 5F, 78, 00, 00, 48, 89, 44, 24, 50, 48, 83, 7C, 24...
 
[+]

Entropy:
6.1232

Code size:
68.5 KB (70,144 bytes)

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