WeChatAppHost.dll threat report

MD5 f9de54a1b00ffe482f0ab62a04955cc3
Latest seen 2022-08-07 23:46:22 (3 years ago)
First seen 2020-10-08 23:14:03 (5 years ago)
Size 1 MB
Product Mini Programs

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as PUP.Tencent. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.

Detection name
PUP.Tencent
Recommended action
Scan and remove
Last analysis
2022-08-07 23:46:22 (3 years ago)
File hash
f9de54a1b00ffe482f0ab62a04955cc3
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.Tencent.

Timeline

First seen 2020-10-08 23:14:03 (5 years ago); latest analysis 2022-08-07 23:46:22 (3 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. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present.

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 PUP.Tencent, based on the latest analysis from 2022-08-07 23:46:22 (3 years ago).

If WeChatAppHost.dll appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as PUP.Tencent.

Product Name: Mini Programs
Company Name: The Tencent Authors
MD5: f9de54a1b00ffe482f0ab62a04955cc3
Size: 1 MB
First Published: 2020-10-08 23:14:03 (5 years ago)
Latest Published: 2022-08-07 23:46:22 (3 years ago)
Status: PUP.Tencent (on last analysis)
Analysis Date: 2022-08-07 23:46:22 (3 years ago)
WeChatAppHost.dll detection screenshot

The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.

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.

%programfiles%\tencent
%programfiles%\tencent
%programfiles%\tencent
%programfiles%\tencent
%programfiles%\tencent
%programfiles%\tencent
%programfiles%\tencent
%programfiles%\tencent
%programfiles%\tencent
%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.

13.4%
12.7%
10.6%
9.2%
7.7%
7.7%
6.3%
4.2%
4.2%
3.5%
2.8%
2.1%
2.1%
2.1%
1.4%
1.4%
1.4%
0.7%
0.7%
0.7%
0.7%
0.7%
0.7%
0.7%
0.7%
0.7%
0.7%

The strongest geographic signal for this file is Taiwan with 13.4% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 82.0%
Windows 7 16.0%
Windows 8.1 1.3%
Windows Server 2016 0.7%

The most common operating system signal for WeChatAppHost.dll is Windows 10 with 82.0% 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.

WeChatAppHost.dll is identified as pe for 32 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: 32
Image Base: 0x10000000
Entry Address: 0x00096e62

PE Sections:

Name Size of data MD5
.text 762880 54e092189f3cbf4d2abaa22a5fc9566f
.rdata 99840 3b056ad9f3c6612c49aca6e1f59089f7
.data 6656 e6b28d2e46f0a768777d0dbbbbee5fdb
.gfids 1024 640cece2d1dc5cfe5e027eb117a9b0a9
.tls 512 1f354d76203061bfdd5a53dae48d5435
.vmp0 698368 1f2165e2d4c9d92fbac038ccead04f54
.reloc 22528 4d198ac7ead2d00b29f51eb42d36e266
.rsrc 1536 ddf94e30c445d1a9a82bc25f52c7b6cb

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: