YSearchUtil.dll file report

MD5 a1a0a8db9433eecbdc58019521a31c30
Latest seen 2021-04-02 20:07:27 (5 years ago)
First seen 2017-07-14 14:04:31 (8 years ago)
Size 440 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 14:04:31 (8 years ago); latest analysis 2021-04-02 20:07:27 (5 years 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 2021-04-02 20:07:27 (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 Search Utility
Company Name: Yahoo Inc.
MD5: a1a0a8db9433eecbdc58019521a31c30
Size: 440 KB
First Published: 2017-07-14 14:04:31 (8 years ago)
Latest Published: 2021-04-02 20:07:27 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-04-02 20:07:27 (5 years 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\{30d07b32-71e3-0e40-8c97-10590b3e21e4}
%programfiles%\yahoo!\yset\{7d56e8c0-1c15-364f-8b71-736cbfea5854}
%programfiles%\yahoo!\yset\{584a400d-6952-3b4f-be4b-c6f43d49b954}
%programfiles%\yahoo!\yset\{f57ef0f5-470c-ed40-9ff4-7a3f08e49a19}
%programfiles%\yahoo!\yset\{923ec137-420f-4c4b-98c9-aefaef854fe5}
%programfiles%\yahoo!\yset\{603212a3-0f93-1a43-8d6b-39bb6edf399f}
%programfiles%\yahoo!\yset\{f0a96730-f3e8-994e-a447-eea8062233db}
%programfiles%\yahoo!\yset\{7dfab3a1-7de6-184c-aff6-d136cd0055e8}
%programfiles%\yahoo!\yset\{4f626918-5a4a-da42-882f-036e423f319f}
%programfiles%\yahoo!\yset\{f133b8aa-00ac-2e41-9323-ec02f3be8818}

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.

77.9%
18.2%
2.6%
1.3%

The strongest geographic signal for this file is United States with 77.9% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 49.4%
Windows 7 39.0%
Windows 8.1 7.8%
Windows Vista 1.3%
Windows Server 2008 R2 1.3%
Windows Server 2012 R2 1.3%

The most common operating system signal for YSearchUtil.dll is Windows 10 with 49.4% 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.

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: 0x0002a742

PE Sections:

Name Size of data MD5
.text 265728 fcf6e4c65d11feb92c93fda07272c32d
.rdata 105984 8d764591d64ccc39ee2fb44036e9aa37
.data 13824 fc055c82f5b363fb83dc382c6c996304
.rsrc 34816 768e957bd3370400725ba0b6c22de853
.reloc 23040 e1ce9b2cc9ad2621f7d7d7731a8002b9

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: