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The WeChat Installer.exe (Store Installer) File Analysis

Updated 2 months ago
Checked by Malaware Check
WeChat Installer.exe

Technical Analysis

File Name WeChat Installer.exe
File Type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
Scanner Version 1.0.211.174
Database Version 2025-03-21 14:00:45 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
1,096,224
File Size (bytes)
2025-03-21
Analysis Date

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File Identification

Hash Type Value Action
MD5
e0292ec4987b85987ea8b27646a4fd02
SHA1
3ca654d9a246884f2a1ac57bd6e3fe3c7fc93ccc
SHA256
683284273b48d710a99d35208c1bb926edb960303c25d4eff3214eb96b3c8838
SHA512
95f906d4f535688b735b4c0ae7395b8458042dbb97f0f42b2e6f2f1ef06365d04c71c4996704b10b27b2bcb2ef3bcdff2c53b8628651eff02b8dcb740e5964e5
ImpHash
f34d5f2d4577ed6d9ceec516c1f5a744

PE Analysis

Basic Information

▼
Icon
Hash: af268eef8db8ec449108c7a6ffe6be62
Fuzzy: c997ac36079db227934b19308ae817bd
dHash: c4ccb392f1f192cc
Image Base 0x00400000
Entry Point 0x004f3c12
Compilation Time 2052-04-22 05:55:47
Checksum 0x00111707 (Actual: 0x0010f7cf)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
PDB Path D:\a\_work\1\s\src\StoreInstaller\obj\Release\net472\StoreInstaller.pdb
Digital Signature Chain verification from CN=Microsoft Corporation, O=Microsoft Corporation, L=Redmond, ST=Washington, C=US (serial:1137360125843179621475404087939638782461018567, sha1:9dabd8af688542d93c0a03e218126377a891743b) failed: The path could not be validated because the end-entity certificate contains the following unsupported critical extension: 1.3.6.1.4.1.311.21.10
Imports 1 libraries
mscoree
Exports 0 functions
Resources 11 Resources
Sections 3 Sections

Version Information

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Translation 0x0000 0x04b0
CompanyName Microsoft Corporation
FileDescription Store Installer
FileVersion 22412.1210.2.0
InternalName StoreInstaller.exe
LegalCopyright © Microsoft Corporation. All rights reserved.
OriginalFilename StoreInstaller.exe
ProductName Store Installer
ProductVersion 22412.1210.02.0+6d95ba5f267bc5310f887034d0b7572710fa93d8
Assembly Version 22412.1210.2.0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00002000 990,232 bytes 990,720 bytes 6.75 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ DBB29F8D705190DE48762C6A42BEE867
.rsrc 0x000f4000 75,048 bytes 75,264 bytes 7.94 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ E3D1504CF71DE56B855F8001EBA8A3EF
.reloc 0x00108000 12 bytes 512 bytes 0.10 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 4F49347970D7F26F344942AD4ED7C2AA
Entropy Analysis Alert

1 section(s) with high entropy (≥7.5) detected - possible packing/encryption

1 section(s) with elevated entropy (≥6.5) - possible compression

Resource Analysis

▼
Total Resources: 11 (74,382 bytes)
Resource Type Count Total Size Percentage
RT_ICON 8 69,905 bytes
94%
RT_GROUP_ICON 1 118 bytes
0.2%
RT_VERSION 1 998 bytes
1.3%
RT_MANIFEST 1 3,361 bytes
4.5%

Certificate Chain Analysis

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Certificate Information
Product Store Installer
Description Store Installer
File Version 22412.1210.2.0
Original Name StoreInstaller.exe
Signing Date 05:45 PM 12/10/2024 (178 days ago)
Verification Status Signed
Signers Microsoft Corporation; Microsoft Marketplace CA G 027; Microsoft MarketPlace PCA 2011; Microsoft Root Certificate Authority 2011
Counter Signers Microsoft Time-Stamp Service; Microsoft Time-Stamp PCA 2010; Microsoft Root Certificate Authority 2010
Internal Name StoreInstaller.exe
Copyright © Microsoft Corporation. All rights reserved.
Certificate Chain Summary
Microsoft Corporation #1 Primary
Validity Period: 2022-05-12 20:46:01 → 2023-05-11 20:46:01
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 02 CC 8E B5 96 A6 BD D1 C9 4E 00 00 00 00 02 CC
Microsoft Code Signing PCA 2011 #2 Chain
Validity Period: 2011-07-08 20:59:09 → 2026-07-08 21:09:09
Signature Algorithm: sha256RSA
Serial Number: 61 0E 90 D2 00 00 00 00 00 03
Microsoft Time-Stamp Service #3 Chain
Validity Period: 2022-03-02 18:51:26 → 2023-05-11 18:51:26
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 01 AA A5 31 9B 0B CB B2 08 0E 00 01 00 00 01 AA
Microsoft Time-Stamp PCA 2010 #4 Chain
Validity Period: 2021-09-30 18:22:25 → 2030-09-30 18:32:25
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 00 15 C5 E7 6B 9E 02 9B 49 99 00 00 00 00 00 15
Microsoft Corporation #5 Chain
Validity Period: 2024-12-10 17:35:26 → 2024-12-13 17:35:26
Signature Algorithm: sha256RSA
Serial Number: 33 00 41 01 C7 57 69 43 F4 75 A2 81 D1 00 01 00 41 01 C7
Microsoft MarketPlace PCA 2011 #6 Chain
Validity Period: 2011-03-28 21:09:39 → 2031-03-28 21:19:39
Signature Algorithm: sha256RSA
Serial Number: 61 12 44 A2 00 00 00 00 00 02
Dummy certificate #7 Chain
Validity Period: 2013-01-01 10:00:00 → 2013-04-01 10:00:00
Signature Algorithm: sha1RSA
Serial Number: 01
Microsoft Time-Stamp Service #8 Chain
Validity Period: 2023-12-06 18:45:26 → 2025-03-05 18:45:26
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 01 E9 0F 71 30 7E 5D F1 12 36 00 01 00 00 01 E9

✓ This file has been digitally signed and the certificate chain has been verified

  • The signature ensures file integrity and authenticity from the publisher
  • Timestamping proves when the signature was applied
Certificate Verification Status

Chain verification from CN=Microsoft Corporation, O=Microsoft Corporation, L=Redmond, ST=Washington, C=US (serial:1137360125843179621475404087939638782461018567, sha1:9dabd8af688542d93c0a03e218126377a891743b) failed: The path could not be validated because the end-entity certificate contains the following unsupported critical extension: 1.3.6.1.4.1.311.21.10

Recommendation: Verify the file source and ensure it comes from a trusted publisher.

Remember: This is Result of Online Virus Scanner

Gridinsoft Anti-Malware has a much more powerful virus scanning engine. We recommend using it for a more precise diagnosis of infected systems. This brief guide will help you install our flagship product for more accurate diagnostics:

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Keep Your System Protected

This file appears clean, but regular security maintenance is important

  1. Regular Scans: Run weekly system scans to detect new threats before they can cause damage.
  2. Keep Software Updated: Ensure your operating system and all applications have the latest security patches.
  3. Safe Browsing: Avoid suspicious websites and never download software from untrusted sources.
  4. Email Security: Be cautious with email attachments and links, even from known contacts.
Proactive Protection
This file passed all security checks, but stay vigilant. New malware variants appear daily that can evade detection. Always verify files come from official sources and check digital signatures when available.

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