vc1dsse.dll file report

MD5 a4100ba867f4fbda87166bc136ffe442
Latest seen 2022-11-14 23:38:33 (3 years ago)
First seen 2017-05-21 04:03:43 (8 years ago)
Size 461 KB
Publisher CyberLink Corp.
Signed by CyberLink

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-21 04:03:43 (8 years ago); latest analysis 2022-11-14 23:38:33 (3 years ago).

Publisher context

Company metadata: CyberLink Corp.. Product metadata: Cyberlink VC-1 Decoder.

Digital signature

Signed by CyberLink. 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.

vc1dsse.dll is a Windows file recorded in the ThreatInfo database. It is associated with Cyberlink VC-1 Decoder. The reported company name is CyberLink Corp.. The current detection status is Undefined, based on the latest analysis from 2022-11-14 23:38:33 (3 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: Cyberlink VC-1 Decoder
Company Name: CyberLink Corp.
MD5: a4100ba867f4fbda87166bc136ffe442
Size: 461 KB
First Published: 2017-05-21 04:03:43 (8 years ago)
Latest Published: 2022-11-14 23:38:33 (3 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2022-11-14 23:38:33 (3 years ago)
Signed By: CyberLink
Status: Valid

The signature on vc1dsse.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%\tencent\qqplayer
%programfiles%\haihaisoft universal player\codec
%appdata%\pplive\codec\1.0.0.2
%programfiles%\tencent
%programfiles%\haihaisoft universal player
%programfiles%\tencent\qq player
%sysdrive%\adwcleaner\quarantine\fraqbc8wsa
%sysdrive%\tencent
%programfiles%\tencent
%programfiles%\tencent

ThreatInfo has observed vc1dsse.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.

65.3%
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The strongest geographic signal for this file is Egypt with 65.3% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 7 50.8%
Windows XP 22.0%
Windows 10 17.2%
Windows 8.1 8.3%
Windows 8 1.4%
Windows Vista 0.3%
Windows Server 2012 R2 0.1%
Windows Embedded Standard 0.1%

The most common operating system signal for vc1dsse.dll is Windows 7 with 50.8% 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.

vc1dsse.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: 0x1ca00000
Entry Address: 0x0007a060

PE Sections:

Name Size of data MD5
229376 74d6ba921fefd41586f22ac5b4401f14
4096 28d78a9d83dab0323158b0b07dda5fae
184320 fc583fbe8a07c923dc14fc00d487ffbd
4096 23c990a9e97c5222fe12c345f8459a20
4096 6a036ddffe2a0c1e9887a8fe876c7493
4096 956d5c8a697044ea7cf7be09ff55bfe9
20480 4346b566db9e8e4a112a321df420696a
8192 166b34e4adadea08d91fa8c3932ed2bd
.clc 4096 0e5c04ddfff54ecc51a03c1cadcc2a11

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: