GridinSoft Threat Intelligence

YTabBar.dll file report

Under review File reputation report
MD5 e6cb7b225623c6e23dd6660ec6ae640d
Latest seen 2025-04-13 23:01:07 (a year ago)
First seen 2017-08-09 10:06:08 (8 years ago)
Size 208 KB
Publisher Yahoo!
Product Yahoo! Toolbar
Signed by Yahoo! Inc.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-08-09 10:06:08 (8 years ago); latest analysis 2025-04-13 23:01:07 (a year ago).

Publisher context

Company metadata: Yahoo!. Product metadata: Yahoo! Toolbar.

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.

YTabBar.dll is a Windows file recorded in the ThreatInfo database. It is associated with Yahoo! Toolbar. The reported company name is Yahoo!. The current detection status is Undefined, based on the latest analysis from 2025-04-13 23:01:07 (a year 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
Company Name: Yahoo!
MD5: e6cb7b225623c6e23dd6660ec6ae640d
Size: 208 KB
First Published: 2017-08-09 10:06:08 (8 years ago)
Latest Published: 2025-04-13 23:01:07 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-04-13 23:01:07 (a year ago)
Signed By: Yahoo! Inc.
Status: Valid

The signature on YTabBar.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
%sysdrive%\arquivos de programas\yahoo!\companion\installs\cpn
%programfiles%\yahoo!\companion\installs\cpn1
%programfiles%\yahoo!\companion\installs\cpn0
%sysdrive%\archivos de programa\yahoo!\companion\installs\cpn
%programfiles%\yahoo!\companion\installs\cpn2
%programfiles%\yahoo!\companion\installs

ThreatInfo has observed YTabBar.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 7 63.6%
Windows 10 27.8%
Windows Vista 3.9%
Windows XP 2.0%
Windows 8.1 1.8%
Windows 8 0.9%

The most common operating system signal for YTabBar.dll is Windows 7 with 63.6% 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.

YTabBar.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 0x00014553
Image base 0x66000000

PE Sections:

Sections 5
Raw data 207360

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

.text 126464 bytes · 61.0% of section data
MD5 d726dc8e5c535ccfc72b524d2ab898ef
.rdata 24064 bytes · 11.6% of section data
MD5 894777ccead13832ec283496ab3938ab
.data 8704 bytes · 4.2% of section data
MD5 165533dc283de719746ec9967e099214
.rsrc 35840 bytes · 17.3% of section data
MD5 ac1c6dd895b47e354750c4f383dd330a
.reloc 12288 bytes · 5.9% of section data
MD5 a4c36353a315c89980ff151a59d18f21

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 e6cb7b225623c6e23dd6660ec6ae640d.
  • 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.