System.Threading.dll file report

MD5 2299822f611925518d5e2c1533bf0bf1
Latest seen 2024-06-10 23:02:01 (2 years ago)
First seen 2023-11-22 23:32:22 (2 years ago)
Size 393 KB
Signed by Bit Guardian GmbH

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2023-11-22 23:32:22 (2 years ago); latest analysis 2024-06-10 23:02:01 (2 years ago).

Publisher context

Company metadata: Microsoft Corporation. Product metadata: Reactive Extensions Core Library.

Digital signature

Signed by Bit Guardian GmbH. 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.

System.Threading.dll is a Windows file recorded in the ThreatInfo database. It is associated with Reactive Extensions Core Library. The reported company name is Microsoft Corporation. The current detection status is Undefined, based on the latest analysis from 2024-06-10 23:02:01 (2 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.

Product Name: Reactive Extensions Core Library
Company Name: Microsoft Corporation
MD5: 2299822f611925518d5e2c1533bf0bf1
Size: 393 KB
First Published: 2023-11-22 23:32:22 (2 years ago)
Latest Published: 2024-06-10 23:02:01 (2 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2024-06-10 23:02:01 (2 years ago)
Signed By: Bit Guardian GmbH
Status: Valid

The signature on System.Threading.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.

%programfiles%
%programfiles%

ThreatInfo has observed System.Threading.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.

50.0%
50.0%

The strongest geographic signal for this file is India with 50.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 100.0%

The most common operating system signal for System.Threading.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.

System.Threading.dll is identified as pe for 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.

Subsystem: Windows CUI
PE Type: pe
OS Bitness:
Image Base: 0x00400000
Entry Address: 0x0005e44e

PE Sections:

Name Size of data MD5
.text 378368 3b6b5a5a0447e8150f247b9fdb304250
.rsrc 1024 7080855cbaaea20b4a6e8e264eb6a638
.reloc 512 bb56b2681c9a3eb8315c64cdbb150507

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.

More information: