GridinSoft Threat Intelligence

YJImage.dll file report

Under review File reputation report
MD5 49b2bc1e6fffeb47b069f3ee95eb1901
Latest seen 2021-01-13 03:16:32 (5 years ago)
First seen 2017-05-21 03:01:58 (9 years ago)
Size 191 KB
Publisher Yahoo! JAPAN

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-21 03:01:58 (9 years ago); latest analysis 2021-01-13 03:16:32 (5 years ago).

Publisher context

Company metadata: Yahoo! JAPAN. Product metadata: Yahoo!ツールバー日本版.

Digital signature

Signed by Yahoo Japan Corporation. 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.

YJImage.dll is a Windows file recorded in the ThreatInfo database. It is associated with Yahoo!ツールバー日本版. The reported company name is Yahoo! JAPAN. The current detection status is Undefined, based on the latest analysis from 2021-01-13 03:16:32 (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!ツールバー日本版
Company Name: Yahoo! JAPAN
MD5: 49b2bc1e6fffeb47b069f3ee95eb1901
Size: 191 KB
First Published: 2017-05-21 03:01:58 (9 years ago)
Latest Published: 2021-01-13 03:16:32 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-13 03:16:32 (5 years ago)
Signed By: Yahoo Japan Corporation
Status: Valid

The signature on YJImage.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!j\toolbar\7_3_0_23\modules
%programfiles%\yahoo!j\toolbar\7_3_0_25\modules
%programfiles%\yahoo!j\toolbar\7_3_0_23
%programfiles%\yahoo!j\toolbar\7_3_0_25
%programfiles%\yahoo!j\toolbar\7_3_0_24
%programfiles%\yahoo!j\toolbar\7_3_0_22

ThreatInfo has observed YJImage.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 10 50.0%
Windows 7 41.1%
Windows 8.1 8.9%

The most common operating system signal for YJImage.dll is Windows 10 with 50.0% 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.

YJImage.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 0x00018a64
Image base 0x10000000

PE Sections:

Sections 5
Raw data 188416

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

.text 147968 bytes · 78.5% of section data
MD5 b7887b55557790aa2db622990c99b51e
.rdata 25600 bytes · 13.6% of section data
MD5 7fed56e5faa5897c2278edc1e5cddc12
.data 5120 bytes · 2.7% of section data
MD5 5642a369a3114f17db96cd81e5b7bf20
.rsrc 1536 bytes · 0.8% of section data
MD5 cc8daec50004619494aef7b3638bd274
.reloc 8192 bytes · 4.3% of section data
MD5 e2b731401ca4a92158bf13cae6f3978f

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 49b2bc1e6fffeb47b069f3ee95eb1901.
  • 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.