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The online_instalační_soubor_aplikace_avast_free_antivirus.exe File Analysis

Updated 28 days ago
Checked by Malware Check
online_instalační_soubor_aplikace_avast_free_antivirus.exe

Technical Analysis

File Name online_instalační_soubor_aplikace_avast_free_antivirus.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.231.174
Database Version 2025-12-13 09:00:30 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
251,560
File Size (bytes)
2025-12-13
Analysis Date

Scan Another File

File Identification

Hash Type Value Action
MD5
6ebc3248ba9727a9238c004b77c6346f
SHA1
31a1970e9b50173ae530a9b9d6de66dcd5992713
SHA256
74719e99744ffdf73628408468a56c78c422fd1a6f84906a41884e28921160c8
SHA512
e7d4114877c67b5d1339f6fd96ec7281c0aac0359ccb77141f591d14760b1af39cadb745dff86e4cf947f4bf722901dd5396abca5ab1ca168d199a77148cfc15
ImpHash
5094a6090b28f727d1661b0e4c9330df

PE Analysis

Basic Information

▼
Icon
Hash: 547d555493d034d516aa965b6762642d
Fuzzy: c4daedc07d67aa18b239072283f41696
dHash: f0f0f26dd88c8ef0
Image Base 0x00400000
Entry Point 0x00401020
Compilation Time 2025-10-09 10:34:41
Checksum 0x0003ff34 (Actual: 0x0003ff34)
OS Version 5.1
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
PDB Path C:\BUILD\work\8b0ebd312dc47f30\projects\avast\microstub\x86\Release\microstub.pdb
Digital Signature OK
Imports 7 libraries
KERNEL32, USER32, GDI32, ADVAPI32, ole32, COMCTL32, SHLWAPI
Exports 0 functions
Resources 49 Resources
Sections 6 Sections

Version Information

▼
CompanyName Gen Digital Inc.
Edition 1
FileDescription Avast Installer
FileVersion 2.1.137.0
InternalName microstub
LegalCopyright Copyright © 2025 Gen Digital Inc. All rights reserved.
OriginalFilename microstub.exe
ProductName Avast
ProductVersion 2.1.137.0
Translation 0x0409 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 143,626 bytes 143,872 bytes 6.54 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 503E62A62F34151C2BBA09B89875C6F7
.rdata 0x00025000 41,912 bytes 41,984 bytes 5.44 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 3F3A560B41AD7C6ED938F6AE9AA6E919
.data 0x00030000 5,688 bytes 2,560 bytes 2.92 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 64D75CD24F7AC5D016FC62AB3F42C8C1
.didat 0x00032000 80 bytes 512 bytes 0.74 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 4C706E96380A62B5843F26B34921E6D3
.rsrc 0x00033000 41,712 bytes 41,984 bytes 6.21 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ B696E9C31CA5368029250F80BABAE559
.reloc 0x0003e000 7,664 bytes 7,680 bytes 6.67 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 6BBB67BF6C1C390AE0292FEE4F27AC80
Entropy Analysis Alert

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

Resource Analysis

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Total Resources: 49 (39,683 bytes)
Resource Type Count Total Size Percentage
PNG 2 3,259 bytes
8.2%
RT_ICON 5 15,295 bytes
38.5%
RT_STRING 38 19,132 bytes
48.2%
RT_RCDATA 1 34 bytes
0.1%
RT_GROUP_ICON 1 76 bytes
0.2%
RT_VERSION 1 808 bytes
2%
RT_MANIFEST 1 1,079 bytes
2.7%

Certificate Chain Analysis

▼
No Digital Signatures

This file is not digitally signed.

Security Implications:
  • Cannot verify the publisher's identity
  • Increased security risk when running this file
  • May trigger security warnings on some systems

⚠ This file either lacks a digital signature or the certificate chain could not be verified
Exercise caution when executing unsigned files from unknown sources

Certificate Verification Status

OK

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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