GridinSoft Threat Intelligence

avdevice-lav-57.dll threat report

Detected as PUP.Gen File reputation report
MD5 52ba79337f3bea77808a2f585f6badf9
Latest seen 2022-10-11 23:03:52 (3 years ago)
First seen 2022-10-11 23:03:52 (3 years ago)
Size 148 KB
Publisher FFmpeg Project
Product FFmpeg
Signed by J.onaxh Network Technology Co., Ltd.

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
2022-10-11 23:03:52 (3 years ago)
File hash
52ba79337f3bea77808a2f585f6badf9
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.Gen.

Timeline

First seen 2022-10-11 23:03:52 (3 years ago); latest analysis 2022-10-11 23:03:52 (3 years ago).

Publisher context

Company metadata: FFmpeg Project. Product metadata: FFmpeg.

Digital signature

Signed by J.onaxh Network Technology Co., Ltd.. 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. 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.

File context

avdevice-lav-57.dll is a Windows file recorded in the ThreatInfo database. It is associated with FFmpeg. The reported company name is FFmpeg Project. The current detection status is PUP.Gen, based on the latest analysis from 2022-10-11 23:03:52 (3 years ago).

If avdevice-lav-57.dll 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.

File Details

Product Name: FFmpeg
Company Name: FFmpeg Project
MD5: 52ba79337f3bea77808a2f585f6badf9
Size: 148 KB
First Published: 2022-10-11 23:03:52 (3 years ago)
Latest Published: 2022-10-11 23:03:52 (3 years ago)
Status: PUP.Gen (on last analysis)
Analysis Date: 2022-10-11 23:03:52 (3 years ago)

Detection screenshot

avdevice-lav-57.dll 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.

Overview

Signed By: J.onaxh Network Technology Co., Ltd.
Status: Valid

The signature on avdevice-lav-57.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:

%programfiles%\hylite

ThreatInfo has observed avdevice-lav-57.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:

1 observed countries
100.0%

The strongest geographic signal for this file is Hong Kong with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 100.0%

The most common operating system signal for avdevice-lav-57.dll is Windows 10 with 100.0% 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.

Analysis

avdevice-lav-57.dll is identified as pe for 32-bit systems. The subsystem is Windows CUI. 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 CUI
Entry point 0x000013e0
Image base 0x10000000

PE Sections:

Sections 10
Raw data 133632

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

.text 80896 bytes · 60.5% of section data
MD5 a3fdd7dc36a209801f95f55de2c7d2ad
.data 512 bytes · 0.4% of section data
MD5 2e2efd4e9f918b5718923ddea13aacda
.rdata 38400 bytes · 28.7% of section data
MD5 6e385882f0475b8a55297adff62a6b44
.bss 0 bytes · 0.0% of section data
MD5 d41d8cd98f00b204e9800998ecf8427e
.edata 1024 bytes · 0.8% of section data
MD5 3a3a1789664aadc348bd345852c9e519
.idata 7168 bytes · 5.4% of section data
MD5 4f1515b75ea14055cae0b79e9b79d9c9
.CRT 512 bytes · 0.4% of section data
MD5 23f19cc6bfd184d9d75617f9a6e3b5a7
.tls 512 bytes · 0.4% of section data
MD5 8d523e64e13296c709046e5c81b83aaa
.rsrc 1024 bytes · 0.8% of section data
MD5 31c49d932ccf98513bcf76d17122f57e
.reloc 3584 bytes · 2.7% of section data
MD5 73958f6dacdae3ddf47f02ad7a106a13

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

GridinSoft detects this file as PUP.Gen

This report identifies avdevice-lav-57.dll by MD5 52ba79337f3bea77808a2f585f6badf9. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 52ba79337f3bea77808a2f585f6badf9.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan and remove the object if the same hash is found.