GridinSoft Threat Intelligence

YTMsgr.dll file report

Under review File reputation report
MD5 8e6d0b81f673106b8bb7c72f788e05fb
Latest seen 2021-01-07 15:15:22 (5 years ago)
First seen 2017-08-11 01:00:53 (8 years ago)
Size 65 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 2017-08-11 01:00:53 (8 years ago); latest analysis 2021-01-07 15:15:22 (5 years ago).

Publisher context

Company metadata: Yahoo!, Inc.. Product metadata: Yahoo! Toolbar Messenger Button.

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.

YTMsgr.dll is a Windows file recorded in the ThreatInfo database. It is associated with Yahoo! Toolbar Messenger Button. The reported company name is Yahoo!, Inc.. The current detection status is Undefined, based on the latest analysis from 2021-01-07 15:15:22 (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 Messenger Button
Company Name: Yahoo!, Inc.
MD5: 8e6d0b81f673106b8bb7c72f788e05fb
Size: 65 KB
First Published: 2017-08-11 01:00:53 (8 years ago)
Latest Published: 2021-01-07 15:15:22 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-07 15:15:22 (5 years ago)
Signed By: Yahoo! Inc.
Status: Valid

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

ThreatInfo has observed YTMsgr.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 XP 66.7%
Windows 10 16.7%
Windows 7 13.9%
Windows Vista 2.8%

The most common operating system signal for YTMsgr.dll is Windows XP with 66.7% 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.

YTMsgr.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 0x0000b16f
Image base 0x10000000

PE Sections:

Sections 5
Raw data 59904

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

.text 41984 bytes · 70.1% of section data
MD5 40f685a37e472ce61b9e1b2e4fe86d7e
.rdata 7680 bytes · 12.8% of section data
MD5 b12c6c8fd3782c63bb185cd833b887c0
.data 512 bytes · 0.9% of section data
MD5 d273cea53425451b9ae4783762b6fdcd
.rsrc 5632 bytes · 9.4% of section data
MD5 cfd5666ff8cbddba705a13217bfa0fb3
.reloc 4096 bytes · 6.8% of section data
MD5 931c42146d29c7d3d23277b2da204f37

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 8e6d0b81f673106b8bb7c72f788e05fb.
  • 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.