GridinSoft Threat Intelligence

YPUBC.dll file report

Under review File reputation report
MD5 92af662a98bc68cb79d64bd27c99ee8e
Latest seen 2025-07-24 23:01:11 (10 months ago)
First seen 2017-08-09 02:08:23 (8 years ago)
Size 191 KB
Publisher Yahoo! Inc.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-08-09 02:08:23 (8 years ago); latest analysis 2025-07-24 23:01:11 (10 months ago).

Publisher context

Company metadata: Yahoo! Inc.. Product metadata: Yahoo! Pop-Up Blocker.

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.

YPUBC.dll is a Windows file recorded in the ThreatInfo database. It is associated with Yahoo! Pop-Up Blocker. The reported company name is Yahoo! Inc.. The current detection status is Undefined, based on the latest analysis from 2025-07-24 23:01:11 (10 months 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! Pop-Up Blocker
Company Name: Yahoo! Inc.
MD5: 92af662a98bc68cb79d64bd27c99ee8e
Size: 191 KB
First Published: 2017-08-09 02:08:23 (8 years ago)
Latest Published: 2025-07-24 23:01:11 (10 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-07-24 23:01:11 (10 months ago)
%programfiles%\yahoo!\companion\installs\cpn0
%programfiles%\yahoo!\companion\installs\cpn
%programfiles%\yahoo!\companion\installs\cpn1
%programfiles%\yahoo!\companion\installs\cpn2
%programfiles%\yahoo!\companion\installs\cpn3
%sysdrive%\arquivos de programas\yahoo!\companion\installs\cpn
%programfiles%\yahoo!\companion\installs\cpn4
%sysdrive%\archivos de programa\yahoo!\companion\installs\cpn
%programfiles%\yahoo!\companion\installs\cpn8
%programfiles%\yahoo!\companion\installs\cpn7

ThreatInfo has observed YPUBC.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 53.4%
Windows 10 27.6%
Windows XP 10.0%
Windows Vista 6.5%
Windows 8.1 1.3%
Windows 8 1.1%
Windows Server 2003 0.1%

The most common operating system signal for YPUBC.dll is Windows 7 with 53.4% 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.

YPUBC.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 0x000173d1
Image base 0x65000000

PE Sections:

Sections 5
Raw data 195072

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

.text 129536 bytes · 66.4% of section data
MD5 f85d218acaf65357599ba54fe63d9a7a
.rdata 27648 bytes · 14.2% of section data
MD5 95c6030ba4227425dfc495233d850683
.data 6144 bytes · 3.1% of section data
MD5 23a51b4c070cf29d6c31d37167f555e6
.rsrc 18432 bytes · 9.4% of section data
MD5 997ea442a7b751e71db8c05b89ab4abd
.reloc 13312 bytes · 6.8% of section data
MD5 855347c7a22ce861dab3194abfab6208

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 92af662a98bc68cb79d64bd27c99ee8e.
  • 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.