GridinSoft Threat Intelligence

WeChatAppEx.exe threat report

Detected as Trojan.Heur! File reputation report
MD5 2fa9e79d816289fcde3387f59daec62c
Latest seen 2025-07-31 23:01:30 (10 months ago)
First seen 2025-07-31 23:01:30 (10 months ago)
Size 132 MB
Publisher Tencent LLC
Product WeChat

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Trojan.Heur!. 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
Trojan.Heur!
Recommended action
Scan and remove
Last analysis
2025-07-31 23:01:30 (10 months ago)
File hash
2fa9e79d816289fcde3387f59daec62c
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Trojan.Heur!, part of the Trojan threat category.

Category context

Malware disguised as legitimate software or delivered through deceptive packaging. Related Trojan reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2025-07-31 23:01:30 (10 months ago); latest analysis 2025-07-31 23:01:30 (10 months ago).

Publisher context

Company metadata: Tencent LLC. Product metadata: WeChat.

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. Review the Trojan category for related samples and common context.

WeChatAppEx.exe is a Windows file recorded in the ThreatInfo database. It is associated with WeChat. The reported company name is Tencent LLC. The current detection status is Trojan.Heur!, based on the latest analysis from 2025-07-31 23:01:30 (10 months ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.

If WeChatAppEx.exe 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 Trojan.Heur!.

Product Name: WeChat
Company Name: Tencent LLC
MD5: 2fa9e79d816289fcde3387f59daec62c
Size: 132 MB
First Published: 2025-07-31 23:01:30 (10 months ago)
Latest Published: 2025-07-31 23:01:30 (10 months ago)
Status: Trojan.Heur! (on last analysis)
Analysis Date: 2025-07-31 23:01:30 (10 months ago)
WeChatAppEx.exe 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.

%sysdrive%\temp\txgamedownload\component\appmarket\1d218714941abf910cf39c6d4f265e7d\setup\wmpf

ThreatInfo has observed WeChatAppEx.exe 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 10 100.0%

The most common operating system signal for WeChatAppEx.exe 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.

WeChatAppEx.exe 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 0x031d99e0
Image base 0x00400000

PE Sections:

Sections 11
Raw data 138802176

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

.text 111980032 bytes · 80.7% of section data
Large raw data
MD5 606d6be291db22b2606ee4e782576b5c
.rdata 20741632 bytes · 14.9% of section data
Large raw data
MD5 cdbc76cc916606c914c032c990aa4d8c
.data 485376 bytes · 0.3% of section data
MD5 6886cc5545c7f027944575dc3bb0305d
.00cfg 512 bytes · 0.0% of section data
Uncommon name
MD5 a450c1e2c3d882c3eb3bd7d8607c4bee
.rodata 2560 bytes · 0.0% of section data
MD5 cce326712ebe143ce83eff8afbdba7b9
.tls 512 bytes · 0.0% of section data
MD5 c63553d40fa6ee68787f8dd857037999
.voltbl 512 bytes · 0.0% of section data
Uncommon name
MD5 0cada7dcefd088c54318deb54b619996
CPADinfo 512 bytes · 0.0% of section data
Uncommon name
MD5 842689af09e7bf563672a4b43f1a2286
malloc_h 512 bytes · 0.0% of section data
Uncommon name
MD5 1d0d961620b09ce15496fef65c57ab39
.rsrc 920576 bytes · 0.7% of section data
MD5 ba854b9edb48bc47852fdd8c9de09e39
.reloc 4669440 bytes · 3.4% of section data
MD5 6c4e4f203de3431ba8715a7278134a0b

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

GridinSoft detects this file as Trojan.Heur!

This report identifies WeChatAppEx.exe by MD5 2fa9e79d816289fcde3387f59daec62c. It is part of the Trojan report group. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 2fa9e79d816289fcde3387f59daec62c.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan and remove the object if the same hash is found. Use the Trojan category to compare similar reports.