GridinSoft Threat Intelligence

WeChatAppHost.dll file report

Under review File reputation report
MD5 b5f07fdce0a498738e98b70c453eaa05
Latest seen 2021-11-21 21:52:08 (4 years ago)
First seen 2021-11-21 21:52:08 (4 years ago)
Size 1 MB
Publisher The Tencent Authors
Product Mini Programs
Signed by Tencent Technology(Shenzhen) Company Limited

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2021-11-21 21:52:08 (4 years ago); latest analysis 2021-11-21 21:52:08 (4 years ago).

Publisher context

Company metadata: The Tencent Authors. Product metadata: Mini Programs.

Digital signature

Signed by Tencent Technology(Shenzhen) Company Limited. 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.

File context

WeChatAppHost.dll is a Windows file recorded in the ThreatInfo database. It is associated with Mini Programs. The reported company name is The Tencent Authors. The current detection status is Undefined, based on the latest analysis from 2021-11-21 21:52:08 (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: Mini Programs
Company Name: The Tencent Authors
MD5: b5f07fdce0a498738e98b70c453eaa05
Size: 1 MB
First Published: 2021-11-21 21:52:08 (4 years ago)
Latest Published: 2021-11-21 21:52:08 (4 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-11-21 21:52:08 (4 years ago)

Overview

Signed By: Tencent Technology(Shenzhen) Company Limited
Status: Valid

The signature on WeChatAppHost.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.

Common Places:

%programfiles%\tencent

ThreatInfo has observed WeChatAppHost.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 WeChatAppHost.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Malaysia
Share 100.0%
Low High activity

The strongest geographic signal for this file is Malaysia with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 8.1 100.0%

The most common operating system signal for WeChatAppHost.dll is Windows 8.1 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.

Analysis

WeChatAppHost.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 0x00096c42
Image base 0x10000000

PE Sections:

Sections 8
Raw data 1596928

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

.text 758272 bytes · 47.5% of section data
MD5 de9bfb167f49bfec1a0ab2192a6c559d
.rdata 99840 bytes · 6.3% of section data
MD5 0baab52f200fda94d70a79d6226ffb17
.data 6656 bytes · 0.4% of section data
MD5 2182823c0599af8efd77166b8a054656
.gfids 1024 bytes · 0.1% of section data
Uncommon name
MD5 894414892a75f0cd96626b177b5ecc1b
.tls 512 bytes · 0.0% of section data
MD5 1f354d76203061bfdd5a53dae48d5435
.vmp0 706560 bytes · 44.2% of section data
Uncommon name
MD5 90496e1ac1f5871401f22b59faa0b9c1
.reloc 22528 bytes · 1.4% of section data
MD5 70e570994f30736e0103b326dc75204f
.rsrc 1536 bytes · 0.1% of section data
MD5 8e81f498a42169e95dfc4041049b0e6d

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 b5f07fdce0a498738e98b70c453eaa05.
  • 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.