YSearchUtil.dll file report

MD5 7aba44459e7db134ff1ceac399654a4b
Latest seen 2025-05-06 23:01:30 (a year ago)
First seen 2017-07-14 15:11:06 (8 years ago)
Size 392 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 2017-07-14 15:11:06 (8 years ago); latest analysis 2025-05-06 23:01:30 (a year ago).

Publisher context

Company metadata: Yahoo Inc.. Product metadata: Yahoo Search Utility.

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.

YSearchUtil.dll is a Windows file recorded in the ThreatInfo database. It is associated with Yahoo Search Utility. The reported company name is Yahoo Inc.. The current detection status is Undefined, based on the latest analysis from 2025-05-06 23:01:30 (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 Search Utility
Company Name: Yahoo Inc.
MD5: 7aba44459e7db134ff1ceac399654a4b
Size: 392 KB
First Published: 2017-07-14 15:11:06 (8 years ago)
Latest Published: 2025-05-06 23:01:30 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-05-06 23:01:30 (a year ago)
Signed By: Yahoo! Inc.
Status: Valid

The signature on YSearchUtil.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!\yset\{c56eff78-e97f-2e45-8932-80c38515b860}
%programfiles%\yahoo!\yset\{eb92d7f5-371b-824e-a3a9-5b014c99b4a8}
%programfiles%\yahoo!\yset\{67312862-3e6b-274f-bc81-c9cbc9a601c8}
%programfiles%\yahoo!\yset\{95f9e986-9896-7245-8003-2eadb6aeaa09}
%programfiles%\yahoo!\yset\{f8853c58-9b02-8749-8c0a-dd706a152db2}
%programfiles%\yahoo!\yset\{9ee62ffa-c7f6-a242-b2f3-4b25e227c046}
%programfiles%\yahoo!\yset\{ec1c0601-51aa-3b40-afb1-628ad4575b02}
%programfiles%\yahoo!\yset\{7f7539f8-3e5d-064b-8ece-6098787b147c}
%programfiles%\yahoo!\yset\{6fd9bcb4-e7ff-6849-8135-103f989a41e1}
%programfiles%\yahoo!\yset\{c359771a-b78e-054e-ae00-8147d1b1635c}

ThreatInfo has observed YSearchUtil.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.

30.8%
24.0%
8.9%
5.5%
4.8%
3.4%
2.7%
2.7%
2.7%
2.1%
2.1%
2.1%
2.1%
2.1%
1.4%
0.7%
0.7%
0.7%
0.7%

The strongest geographic signal for this file is Taiwan with 30.8% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 7 44.3%
Windows 10 40.3%
Windows 8.1 10.1%
Windows XP 4.0%
Windows 8 0.7%
Windows Vista 0.7%

The most common operating system signal for YSearchUtil.dll is Windows 7 with 44.3% 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.

YSearchUtil.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: 0x000258c1

PE Sections:

Name Size of data MD5
.text 227328 4064b7bbabec9e82f88c511b453c5a4d
.rdata 98816 512d0bd89e2953b4a877ada2ffc8bfc8
.data 12800 1b628fba026f83b0eb6ab65adf0c87c8
.rsrc 34816 d5d9620f32e45bdf32c78cfe2925e166
.reloc 20992 2cfb955ec0cc3420de83cb5aab136ec6

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: