nfapi.dll threat report

MD5 a67f2ade6f265aa120cbcb252932bdc5
Latest seen 2025-02-08 23:04:20 (a year ago)
First seen 2019-07-02 09:27:27 (6 years ago)
Size 162 KB
Product NetFilterSDK

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as PUP.PCProtect. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.

Detection name
PUP.PCProtect
Recommended action
Scan and remove
Last analysis
2025-02-08 23:04:20 (a year ago)
File hash
a67f2ade6f265aa120cbcb252932bdc5
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.PCProtect.

Timeline

First seen 2019-07-02 09:27:27 (6 years ago); latest analysis 2025-02-08 23:04:20 (a year ago).

Publisher context

Product metadata: NetFilterSDK.

Digital signature

Signed by Protected Antivirus Limited. The signature is reported as valid, but signed files can still be bundled or abused.

Observed locations

ThreatInfo has seen this file in user or system paths listed below. Unexpected locations increase the need for local verification.

Recommended action

What to do next

  1. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present.

nfapi.dll is a Windows file recorded in the ThreatInfo database. It is associated with NetFilterSDK. The current detection status is PUP.PCProtect, based on the latest analysis from 2025-02-08 23:04:20 (a year ago).

If nfapi.dll appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as PUP.PCProtect.

Product Name: NetFilterSDK
MD5: a67f2ade6f265aa120cbcb252932bdc5
Size: 162 KB
First Published: 2019-07-02 09:27:27 (6 years ago)
Latest Published: 2025-02-08 23:04:20 (a year ago)
Status: PUP.PCProtect (on last analysis)
Analysis Date: 2025-02-08 23:04:20 (a year ago)
nfapi.dll detection screenshot

The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.

Signed By: Protected Antivirus Limited
Status: Valid

The signature on nfapi.dll is reported as valid. A valid signature helps confirm publisher identity, but it does not automatically make the file safe if the installer was bundled, abused, or downloaded from an untrusted source.

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ThreatInfo has observed nfapi.dll in the locations listed above. Files found in temporary folders, user profile folders, startup locations, or unusual application directories should be reviewed more carefully than files installed under a known program directory.

21.1%
8.8%
6.1%
5.3%
4.4%
3.5%
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3.5%
2.6%
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2.6%
1.8%
1.8%
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1.8%
1.8%
1.8%
0.9%
0.9%
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0.9%
0.9%
0.9%
0.9%

The strongest geographic signal for this file is United States with 21.1% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 72.5%
Windows 7 19.2%
Windows 8.1 5.8%
Windows XP 1.7%
Windows 8 0.8%

The most common operating system signal for nfapi.dll is Windows 10 with 72.5% of observed hits. If your system differs from the common profile, check whether the file was introduced by a specific installer, archive, or removable device.

nfapi.dll is identified as pe for 32 systems. The subsystem is Windows GUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Subsystem: Windows GUI
PE Type: pe
OS Bitness: 32
Image Base: 0x10000000
Entry Address: 0x00008bb1

PE Sections:

Name Size of data MD5
.text 98304 031160e6713c1cbd26e072ce26eb758a
.rdata 20480 e6fb85acce74605c41ffca1fd3ef430d
.data 8192 41f25657fe51a70722fca32391245385
.rsrc 4096 e97c9ab7b4a098312a1beb6b92cda742
.reloc 12288 5fe2b02a6e54492250d44bb759c0e62d

PE section names and hashes can reveal packing, injected resources, or unusual build artifacts. Sections with uncommon names, very large raw data, or hashes that differ from a trusted copy deserve additional review.

More information: