GridinSoft Threat Intelligence

pthreadGC2.dll file report

Under review File reputation report
MD5 ac05fbba61f939cd90133032f2595c69
Latest seen 2025-07-03 23:02:40 (10 months ago)
First seen 2017-05-25 16:09:53 (9 years ago)
Size 92 KB
Publisher Open Source Software community LGPL
Product POSIX Threads for Windows LPGL

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-25 16:09:53 (9 years ago); latest analysis 2025-07-03 23:02:40 (10 months ago).

Publisher context

Company metadata: Open Source Software community LGPL. Product metadata: POSIX Threads for Windows LPGL.

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

pthreadGC2.dll is a Windows file recorded in the ThreatInfo database. It is associated with POSIX Threads for Windows LPGL. The reported company name is Open Source Software community LGPL. The current detection status is Undefined, based on the latest analysis from 2025-07-03 23:02:40 (10 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

Product Name: POSIX Threads for Windows LPGL
Company Name: Open Source Software community LGPL
MD5: ac05fbba61f939cd90133032f2595c69
Size: 92 KB
First Published: 2017-05-25 16:09:53 (9 years ago)
Latest Published: 2025-07-03 23:02:40 (10 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-07-03 23:02:40 (10 months ago)

Common Places:

%programfiles%\pcdapp
%programfiles%\idealshare\videogo 6
%appdata%\macromedia\realtek hd
%programfiles%\pcdata
%localappdata%\playfree browser\issch
%profile%\dmin\application data\steam\reversed
%appdata%\daemon tools lite\realtek hd
%profile%\ndrzej.dom-67221bd2283\dane aplikacji\steam\reversed
%appdata%\steam\reversed
%localappdata%\mpress\realtek hd

ThreatInfo has observed pthreadGC2.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 pthreadGC2.dll across 51 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Russian Federation
Share 47.1%
Low High activity

The strongest geographic signal for this file is Russian Federation with 47.1% 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 47.5%
Windows 10 41.9%
Windows 8.1 6.3%
Windows XP 2.4%
Windows 8 0.9%
Windows Vista 0.6%
Windows Embedded 8.1 0.2%
Windows Server 2003 0.2%

The most common operating system signal for pthreadGC2.dll is Windows 7 with 47.5% 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

pthreadGC2.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 0x000010c0
Image base 0x62480000

PE Sections:

Sections 11
Raw data 67072

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

.text 56320 bytes · 84.0% of section data
MD5 3eacd61c66eb1df71484494d90e720e1
.data 512 bytes · 0.8% of section data
MD5 7fe6c46ae509942489fcd73722fe57e0
.rdata 512 bytes · 0.8% of section data
MD5 ad38ac05ee552829d6646f240ed2a870
.eh_fram 512 bytes · 0.8% of section data
Uncommon name
MD5 3220dafb96ddd0701b9ba56594dd6692
.bss 0 bytes · 0.0% of section data
MD5 00000000000000000000000000000000
.edata 4096 bytes · 6.1% of section data
MD5 b6b07c052f42ef95113c99d0fbb3dfb0
.idata 2048 bytes · 3.1% of section data
MD5 b974b90f4ca5df609a41c21d1ac00063
.CRT 512 bytes · 0.8% of section data
MD5 63d065300461f87545fbd087eb1488ea
.tls 512 bytes · 0.8% of section data
MD5 0b5753291f1f8b822d9258ffa182c125
.rsrc 1024 bytes · 1.5% of section data
MD5 4481f8520f7ab3a349f40c2c62815ec6
.reloc 1024 bytes · 1.5% of section data
MD5 dd2031c86156a7d81483d2365c4107d5

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 ac05fbba61f939cd90133032f2595c69.
  • 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.