avcodec.dll.vir threat report

MD5 dfdebdf874b09f703a6a4b62aefa6e5b
Latest seen 2021-01-10 11:04:03 (5 years ago)
First seen 2017-05-30 16:08:16 (8 years ago)
Size 5 MB
Publisher iQIYI
Product Decoder Library

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as PUP.Gen. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.

Detection name
PUP.Gen
Recommended action
Scan and remove
Last analysis
2021-01-10 11:04:03 (5 years ago)
File hash
dfdebdf874b09f703a6a4b62aefa6e5b
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.Gen.

Timeline

First seen 2017-05-30 16:08:16 (8 years ago); latest analysis 2021-01-10 11:04:03 (5 years ago).

Publisher context

Company metadata: iQIYI. Product metadata: Decoder Library.

Digital signature

Signed by BEIJING QIYI CENTURY SCIENCE@amp;TECHNOLOGY CO.,LTD.. The signature is reported as valid, but signed files can still be bundled or abused.

Aliases

This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.

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. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present.

avcodec.dll.vir is a Windows file recorded in the ThreatInfo database. It is associated with Decoder Library. The reported company name is iQIYI. The current detection status is PUP.Gen, based on the latest analysis from 2021-01-10 11:04:03 (5 years ago).

If avcodec.dll.vir appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as PUP.Gen.

Product Name: Decoder Library
Company Name: iQIYI
MD5: dfdebdf874b09f703a6a4b62aefa6e5b
Size: 5 MB
First Published: 2017-05-30 16:08:16 (8 years ago)
Latest Published: 2021-01-10 11:04:03 (5 years ago)
Status: PUP.Gen (on last analysis)
Analysis Date: 2021-01-10 11:04:03 (5 years ago)
avcodec.dll.vir detection screenshot

The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.

The signature on avcodec.dll.vir 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.

%sysdrive%\iqiyi video\common
%sysdrive%\adwcleaner\quarantine\c\iqiyi video\common
%sysdrive%\iqiyi video
%sysdrive%\adwcleaner\quarantine\gtxsl1c00g
%sysdrive%\iqiyi video
%sysdrive%\iqiyi video
%sysdrive%\iqiyi video
%sysdrive%\iqiyi video
%sysdrive%\iqiyi video
%sysdrive%\iqiyi video

ThreatInfo has observed avcodec.dll.vir 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.

avcodec.dll
avcodec.dll.vir

This hash has been seen with multiple file names. Alternate names can appear when software is updated, copied between folders, packed by an installer, or deliberately renamed to avoid recognition. Compare the exact MD5 above before assuming two names refer to the same file.

16.7%
16.7%
11.1%
11.1%
5.6%
5.6%
5.6%
5.6%
5.6%
5.6%
5.6%
5.6%

The strongest geographic signal for this file is Taiwan with 16.7% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 61.1%
Windows 7 22.2%
Windows 8.1 16.7%

The most common operating system signal for avcodec.dll.vir is Windows 10 with 61.1% 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.

avcodec.dll.vir 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: 0x658c0000
Entry Address: 0x00001060

PE Sections:

Name Size of data MD5
.text 3160064 72722136731eb9210dc5fc0b5ac51af4
.data 50176 6d403196fc187c3640afbef0ae975da8
.rdata 1615360 98963339432b8073f512bd86bbb72663
.rodata 10752 155f3789ce3e94a914d7732fff0b1a92
/4 348672 5032106473e229db0300a9a62f3206e7
.bss 0 00000000000000000000000000000000
.edata 8704 dd9db1a85475ce60580d83242c5b5562
.idata 7168 60272da63be049d96abb755936b4a2b9
.CRT 512 714fd244e07258f602b03920dcdec949
.tls 512 3102ed0ffd5917b2afcad0b66bd3bdde
.rsrc 1024 165ef54c29e6c808f771bc3ec938e4ba
.reloc 66560 fdac5003e34df154c2b1229995abafbb

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: