GridinSoft Threat Intelligence

npactivex.dll file report

Under review File reputation report
MD5 181709d7815cc6166c8b608c92127680
Latest seen 2021-01-04 03:27:51 (5 years ago)
First seen 2019-04-26 01:14:30 (7 years ago)
Size 37 KB
Publisher Tencent
Product Tencent QQ

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2019-04-26 01:14:30 (7 years ago); latest analysis 2021-01-04 03:27:51 (5 years ago).

Publisher context

Company metadata: Tencent. Product metadata: Tencent QQ.

Digital signature

Signed by Tencent Technology(Shenzhen) Company 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. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

npactivex.dll is a Windows file recorded in the ThreatInfo database. It is associated with Tencent QQ. The reported company name is Tencent. The current detection status is Undefined, based on the latest analysis from 2021-01-04 03:27:51 (5 years ago).

ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.

Product Name: Tencent QQ
Company Name: Tencent
MD5: 181709d7815cc6166c8b608c92127680
Size: 37 KB
First Published: 2019-04-26 01:14:30 (7 years ago)
Latest Published: 2021-01-04 03:27:51 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-04 03:27:51 (5 years ago)

The signature on npactivex.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.

%commondir%\tencent

ThreatInfo has observed npactivex.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.

Windows 10 90.9%
Windows 7 9.1%

The most common operating system signal for npactivex.dll is Windows 10 with 90.9% 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.

npactivex.dll is identified as pe for 32-bit 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.

Format pe
Architecture 32-bit
Subsystem Windows GUI
Entry point 0x00003cbf
Image base 0x56230000

PE Sections:

Sections 6
Raw data 24576

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 13824 bytes · 56.3% of section data
MD5 ba6d998a8298fca92fb506cd258fb530
.rdata 6656 bytes · 27.1% of section data
MD5 e769b98a0dba6b621bbccdebd9ba3432
.data 512 bytes · 2.1% of section data
MD5 e9e7a5476b4e8c0b0c994a475e9cf2a0
.gfids 512 bytes · 2.1% of section data
Uncommon name
MD5 2f90703b63c421c0beabf61fd7e03282
.rsrc 1536 bytes · 6.3% of section data
MD5 6d9bb1fc05cc383aa205ddedfa502f01
.reloc 1536 bytes · 6.3% of section data
MD5 c8d1cc2b667b0c83fa5046bae105ccfc

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.

Report conclusion

This file is still under review

ThreatInfo has not assigned a final verdict yet. Compare the file hash, location, signature, and publisher before trusting the file on a production system.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 181709d7815cc6166c8b608c92127680.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual.