GridinSoft Threat Intelligence

yyfunnyroom.dll file report

Under review File reputation report
MD5 2b2d22bd7dc3d7c6c6b973682b51b9e3
Latest seen 2021-01-02 00:06:23 (5 years ago)
First seen 2017-09-01 14:05:29 (8 years ago)
Size 1 MB
Signed by YY Inc.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-09-01 14:05:29 (8 years ago); latest analysis 2021-01-02 00:06:23 (5 years ago).

Digital signature

Signed by YY 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.

File context

yyfunnyroom.dll is a Windows file recorded in the ThreatInfo database. The current detection status is Undefined, based on the latest analysis from 2021-01-02 00:06:23 (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.

File Details

MD5: 2b2d22bd7dc3d7c6c6b973682b51b9e3
Size: 1 MB
First Published: 2017-09-01 14:05:29 (8 years ago)
Latest Published: 2021-01-02 00:06:23 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-02 00:06:23 (5 years ago)

Overview

Signed By: YY Inc.
Status: Valid

The signature on yyfunnyroom.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.

Common Places:

%appdata%\duowan\yy\yycomstore\2052\com.yy.funnyroom\262400
%appdata%\duowan\yy\yycomstore\2052\com.yy.funnyroom

ThreatInfo has observed yyfunnyroom.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.

Geography:

14 observed countries
37.5%
35.4%
9.0%
6.3%
2.8%
2.1%
1.4%
1.4%
0.7%
0.7%
0.7%
0.7%
0.7%
0.7%

The strongest geographic signal for this file is Taiwan with 37.5% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 81.9%
Windows 7 13.9%
Windows 8.1 2.8%
Windows Server 2012 R2 0.7%
Windows 8 0.7%

The most common operating system signal for yyfunnyroom.dll is Windows 10 with 81.9% 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.

Analysis

yyfunnyroom.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 0x000e6be7
Image base 0x10000000

PE Sections:

Sections 4
Raw data 2008064

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

.text 1013248 bytes · 50.5% of section data
MD5 870ee2c59b6f637116afa7dc5df9d273
.rdata 894976 bytes · 44.6% of section data
MD5 9cb7d7afe7e061af8925298969b5034b
.data 5120 bytes · 0.3% of section data
MD5 c5aaaa12b8314e701c919e50e0258bf8
.reloc 94720 bytes · 4.7% of section data
MD5 b8c8d1ad23b55a77a60a213c031d78e9

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 2b2d22bd7dc3d7c6c6b973682b51b9e3.
  • 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.