GridinSoft Threat Intelligence
ytbn.exe file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2017-08-09 05:04:50 (8 years ago); latest analysis 2021-12-08 21:59:47 (4 years ago).
Company metadata: Yahoo! Inc.. Product metadata: Yahoo! Toolbar Notifier.
Signed by Yahoo! Inc.. The signature is reported as valid, but signed files can still be bundled or abused.
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
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
ytbn.exe is a Windows file recorded in the ThreatInfo database. It is associated with Yahoo! Toolbar Notifier. The reported company name is Yahoo! Inc.. The current detection status is Undefined, based on the latest analysis from 2021-12-08 21:59:47 (4 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.
File Details
| Product Name: | Yahoo! Toolbar Notifier |
| Company Name: | Yahoo! Inc. |
| MD5: | 51e07a474a2a0403d06a8c9fdc210b39 |
| Size: | 159 KB |
| First Published: | 2017-08-09 05:04:50 (8 years ago) |
| Latest Published: | 2021-12-08 21:59:47 (4 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-12-08 21:59:47 (4 years ago) |
Overview
| Signed By: | Yahoo! Inc. |
| Status: | Valid |
The signature on ytbn.exe 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.
Common Places:
| %programfiles%\yahoo!\companion\installs\cpn11 |
| %programfiles%\yahoo!\companion\installs\cpn1 |
| %programfiles%\yahoo!\companion\installs\cpn4 |
| %programfiles%\yahoo!\companion\installs\cpn9 |
| %programfiles%\yahoo!\companion\installs\cpn14 |
| %programfiles%\yahoo!\companion\installs\cpn2 |
| %programfiles%\yahoo!\companion\installs\cpn10 |
| %programfiles%\yahoo!\companion\installs\cpn8 |
| %programfiles%\yahoo!\companion\installs\cpn3 |
| %programfiles%\yahoo!\companion\installs\cpn6 |
ThreatInfo has observed ytbn.exe 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.
Geographic signal
Observed country distribution
ThreatInfo has seen ytbn.exe across 12 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is United States with 42.4% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for ytbn.exe is Windows 7 with 50.8% 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.
Analysis
ytbn.exe 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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
290377acac4effa923d8374f81c3078e
832183d422514504134be179f0b78ce5
6f247bce9c74bffe7d86a27a5276d8b2
6f0544cd55afb96cb51af511f5824d6e
cc0825c44cf3bf090d54869fe7ba3859
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.