YTNavAssist.dll file report

MD5 651e8f78d2b277b96e9f151b2bfc4ca0
Latest seen 2021-02-20 04:33:03 (5 years ago)
First seen 2017-09-03 09:05:56 (8 years ago)
Size 205 KB
Publisher Yahoo! Inc.
Signed by Yahoo! Inc.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-09-03 09:05:56 (8 years ago); latest analysis 2021-02-20 04:33:03 (5 years ago).

Publisher context

Company metadata: Yahoo! Inc.. Product metadata: Yahoo! Toolbar Nav Assistant plugin.

Digital signature

Signed by Yahoo! Inc.. 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.

YTNavAssist.dll is a Windows file recorded in the ThreatInfo database. It is associated with Yahoo! Toolbar Nav Assistant plugin. The reported company name is Yahoo! Inc.. The current detection status is Undefined, based on the latest analysis from 2021-02-20 04:33:03 (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: Yahoo! Toolbar Nav Assistant plugin
Company Name: Yahoo! Inc.
MD5: 651e8f78d2b277b96e9f151b2bfc4ca0
Size: 205 KB
First Published: 2017-09-03 09:05:56 (8 years ago)
Latest Published: 2021-02-20 04:33:03 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-02-20 04:33:03 (5 years ago)
Signed By: Yahoo! Inc.
Status: Valid

The signature on YTNavAssist.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.

%programfiles%\yahoo!\companion\installs\cpn
%programfiles%\yahoo!\companion\installs
%programfiles%\yahoo!\companion\installs
%programfiles%\yahoo!\companion\installs
%programfiles%\yahoo!\companion\installs
%programfiles%\yahoo!\companion\installs

ThreatInfo has observed YTNavAssist.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.

23.1%
15.4%
7.7%
7.7%
7.7%
7.7%
7.7%
7.7%
7.7%
7.7%

The strongest geographic signal for this file is Taiwan with 23.1% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 7 61.5%
Windows 10 30.8%
Windows Vista 7.7%

The most common operating system signal for YTNavAssist.dll is Windows 7 with 61.5% 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.

YTNavAssist.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: 0x00013b37

PE Sections:

Name Size of data MD5
.text 125952 2ae3d8bb0a44063cba1584017feffb26
.rdata 34304 c9bbda5aee882554c209be9c610d29c7
.data 9728 7734fc1d589fbe54580a2c828700f939
.rsrc 19968 af538bc47757fc94e58182114e3b984c
.reloc 14336 fbfd0ade0793e4d565b9db98f34aa500

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: