GridinSoft Threat Intelligence

libx264-148.dll file report

Under review File reputation report
MD5 3ef855e38922d89a9e65160613c1df5b
Latest seen 2022-04-18 23:16:50 (4 years ago)
First seen 2017-05-24 15:07:05 (8 years ago)
Size 1 MB
Publisher x264 project
Product x264

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-24 15:07:05 (8 years ago); latest analysis 2022-04-18 23:16:50 (4 years ago).

Publisher context

Company metadata: x264 project. Product metadata: x264.

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

libx264-148.dll is a Windows file recorded in the ThreatInfo database. It is associated with x264. The reported company name is x264 project. The current detection status is Undefined, based on the latest analysis from 2022-04-18 23:16:50 (4 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

Product Name: x264
Company Name: x264 project
MD5: 3ef855e38922d89a9e65160613c1df5b
Size: 1 MB
First Published: 2017-05-24 15:07:05 (8 years ago)
Latest Published: 2022-04-18 23:16:50 (4 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2022-04-18 23:16:50 (4 years ago)

Common Places:

%programfiles%\tencent\qqplayer
%programfiles%\tencent

ThreatInfo has observed libx264-148.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.

Geographic signal

Observed country distribution

ThreatInfo has seen libx264-148.dll across 42 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Egypt
Share 51.9%
Low High activity

The strongest geographic signal for this file is Egypt with 51.9% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 7 47.9%
Windows 10 25.9%
Windows XP 15.4%
Windows 8.1 9.6%
Windows 8 0.7%
Windows Server 2012 R2 0.2%
Windows Vista 0.2%

The most common operating system signal for libx264-148.dll is Windows 7 with 47.9% 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

libx264-148.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 0x67400000

PE Sections:

Sections 22
Raw data 1445888

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

.text 1124864 bytes · 77.8% of section data
MD5 d573bb1054138e6da515c1aca85f75ce
.data 1536 bytes · 0.1% of section data
MD5 f67a0cab67f049a9c3110766106c48fa
.rdata 117248 bytes · 8.1% of section data
MD5 27c1d70b0ad16425dcdc051957f4fe41
.rodata 11264 bytes · 0.8% of section data
MD5 4dd3c783354c04e60ee80bf611b93db3
/4 41472 bytes · 2.9% of section data
Uncommon name
MD5 22cf7ed984409ff2ec492a3a47092f89
.bss 0 bytes · 0.0% of section data
MD5 00000000000000000000000000000000
.edata 42496 bytes · 2.9% of section data
MD5 cec55dc5b26056e247a9accfe58744aa
.idata 3072 bytes · 0.2% of section data
MD5 78fbfcc086368cf6f70b4ede5f1a694f
.CRT 512 bytes · 0.0% of section data
MD5 5de8554286c937d181fd19e6a079315d
.tls 512 bytes · 0.0% of section data
MD5 71c2e2a9e962b345586aa54ead2c2eff
.rsrc 1024 bytes · 0.1% of section data
MD5 d088dd348950fd73aadd2a89b74a811d
.reloc 17408 bytes · 1.2% of section data
MD5 42f4a9eb641301619c02bad6c434e08c
/14 1024 bytes · 0.1% of section data
Uncommon name
MD5 4c81a43c4eefc42ce318878c60482e51
/29 1536 bytes · 0.1% of section data
Uncommon name
MD5 bbff7a6d6477b1dccf8af8718d251fc2
/45 2560 bytes · 0.2% of section data
Uncommon name
MD5 c3ff92d9186194249c4ec070645930ee
/61 27136 bytes · 1.9% of section data
Uncommon name
MD5 1eddec67271aeb5ece005e5af073b4e1
/73 6144 bytes · 0.4% of section data
Uncommon name
MD5 9335723bfc57ac8a601b814144492f9c
/87 8192 bytes · 0.6% of section data
Uncommon name
MD5 a945a48428a41703196d2d8b614e30e2
/99 4096 bytes · 0.3% of section data
Uncommon name
MD5 1384d0eac4dba50e4fd75c11642354fc
/112 512 bytes · 0.0% of section data
Uncommon name
MD5 5c612b6f4c2e0f73d6d8c8a7642e07ee
/123 32256 bytes · 2.2% of section data
Uncommon name
MD5 61bcb18ec255beeadf7b994420af5840
/134 1024 bytes · 0.1% of section data
Uncommon name
MD5 c943d2b325e3f559fd1ac8668e71e778

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 3ef855e38922d89a9e65160613c1df5b.
  • 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.