GridinSoft Threat Intelligence

avutil-51 (1).dll file report

Under review File reputation report
MD5 8fb51c14fdd1149cebfb568d1e694230
Latest seen 2026-03-18 23:00:40 (2 months ago)
First seen 2017-05-21 04:03:36 (9 years ago)
Size 147 KB

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-21 04:03:36 (9 years ago); latest analysis 2026-03-18 23:00:40 (2 months ago).

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. 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

avutil-51 (1).dll is a Windows file recorded in the ThreatInfo database. The current detection status is Undefined, based on the latest analysis from 2026-03-18 23:00:40 (2 months 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: 8fb51c14fdd1149cebfb568d1e694230
Size: 147 KB
First Published: 2017-05-21 04:03:36 (9 years ago)
Latest Published: 2026-03-18 23:00:40 (2 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-03-18 23:00:40 (2 months ago)

Common Places:

%localappdata%\host app service\engine
%localappdata%\pokki\engine
%localappdata%\sweetlabs app platform\engine
%localappdata%\pokki\engine-old
%localappdata%\host app service\engine-old
%localappdata%\host app service
%localappdata%\pokki
%localappdata%\sweetlabs app platform

ThreatInfo has observed avutil-51 (1).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.

File Names:

2 observed names
avutil-51.dll avutil-51 (1).dll

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.

Geographic signal

Observed country distribution

ThreatInfo has seen avutil-51 (1).dll across 76 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United States
Share 9.3%
Low High activity

The strongest geographic signal for this file is United States with 9.3% 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 74.0%
Windows 8.1 21.6%
Windows 7 4.0%
Windows 8 0.4%

The most common operating system signal for avutil-51 (1).dll is Windows 10 with 74.0% 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

avutil-51 (1).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 0x00001058
Image base 0x68b80000

PE Sections:

Sections 10
Raw data 150016

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

.text 92672 bytes · 61.8% of section data
MD5 153977125a652d045b5bdd96b284b40e
.data 512 bytes · 0.3% of section data
MD5 fdea2944e0faf28a5cde101a383090ae
.rdata 27648 bytes · 18.4% of section data
MD5 9a23e165498270d53966ca7ba81e1825
/4 14848 bytes · 9.9% of section data
Uncommon name
MD5 fcd565c4e7e09f92ae2883aae1c7aeb9
.bss 0 bytes · 0.0% of section data
MD5 00000000000000000000000000000000
.edata 7168 bytes · 4.8% of section data
MD5 4bcefe3723b8dac83a5fa9c221003808
.idata 2560 bytes · 1.7% of section data
MD5 e71b3150475639c52df1948b5db7a4d5
.CRT 512 bytes · 0.3% of section data
MD5 09463487a9af829a8717480a27468559
.tls 512 bytes · 0.3% of section data
MD5 2b1a0326c2c2cc924d970aeb887dbdda
.reloc 3584 bytes · 2.4% of section data
MD5 4a71c4af3ac4b96f314abea08d2d25a4

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 8fb51c14fdd1149cebfb568d1e694230.
  • 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.