GridinSoft Threat Intelligence

_ctypes.pyd file report

Under review File reputation report
MD5 3b4899ed0070abb9ac19245ccdf5d457
Latest seen 2024-12-15 23:02:59 (a year ago)
First seen 2018-06-05 15:05:39 (7 years ago)
Size 105 KB
Product Python

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2018-06-05 15:05:39 (7 years ago); latest analysis 2024-12-15 23:02:59 (a year ago).

Publisher context

Company metadata: Python Software Foundation. Product metadata: Python.

Digital signature

Signed by Python Software Foundation. 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. 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.

_ctypes.pyd is a Windows file recorded in the ThreatInfo database. It is associated with Python. The reported company name is Python Software Foundation. The current detection status is Undefined, based on the latest analysis from 2024-12-15 23:02:59 (a year 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.

Product Name: Python
Company Name: Python Software Foundation
MD5: 3b4899ed0070abb9ac19245ccdf5d457
Size: 105 KB
First Published: 2018-06-05 15:05:39 (7 years ago)
Latest Published: 2024-12-15 23:02:59 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2024-12-15 23:02:59 (a year ago)
Signed By: Python Software Foundation
Status: Valid

The signature on _ctypes.pyd 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.

%appdata%\weatherforecaster
%appdata%\maxibuy
%appdata%\lookuppro
%appdata%\winpatchz1857_upd
%appdata%\winpatchz1857
%appdata%\superweather2
%appdata%\superweather
%appdata%\youtubedownloader
%appdata%\youtubedownloader_upd
%appdata%\upproverified

ThreatInfo has observed _ctypes.pyd 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.

Windows 10 63.5%
Windows 7 26.7%
Windows 8.1 8.7%
Windows 8 0.7%
Windows Vista 0.5%

The most common operating system signal for _ctypes.pyd is Windows 10 with 63.5% 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.

_ctypes.pyd is identified as pe for 32-bit 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.

Format pe
Architecture 32-bit
Subsystem Windows GUI
Entry point 0x0000fac1
Image base 0x10000000

PE Sections:

Sections 5
Raw data 99840

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

.text 64000 bytes · 64.1% of section data
MD5 561cfbf46a5d92aa1527eff33cd7b851
.rdata 19456 bytes · 19.5% of section data
MD5 f969c6999f4637873208e096ef67d9e4
.data 6656 bytes · 6.7% of section data
MD5 ad66022ec050e246304ab4767e8fbbbd
.rsrc 3072 bytes · 3.1% of section data
MD5 95d1b01e4be2827bda1a0d8fe3fb0a2d
.reloc 6656 bytes · 6.7% of section data
MD5 5dfb10fd90e1c276b6cb81d9baf82c0a

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 3b4899ed0070abb9ac19245ccdf5d457.
  • 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.