The avast_free_antivirus_setup_online.exe File Analysis

Updated 27 days ago

Checked by Malware Check

avast_free_antivirus_setup_online.exe

Technical Analysis

File Name	avast_free_antivirus_setup_online.exe
File Type	PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version	1.0.245.174
Database Version	2026-05-22 23:00:38 UTC

✓

Clean File

No threats detected by our scanner

Detection Rate

245,192

File Size (bytes)

2026-05-22

Analysis Date

Scan Another File

File Identification

Hash Type	Value	Action
MD5	46881ec450a91f050fd4342be6bc8c06
SHA1	c9191609c93f90221405d3da09e3db7e0ba8e2e7
SHA256	3e5db1e8f359ea89141433563685b45990e9e83e0c8978f54fa39de27526f94e
SHA512	6ad163b17e042b0d40b8f62eaa31ff0fcf33ecb5df20c94fd8d6808ad879944e78e31f3251d4d994aadc536cbd710cf6a15fbd8ba13a050ce3d90dcc7b4152e9
ImpHash	5094a6090b28f727d1661b0e4c9330df

PE Analysis

Basic Information

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Icon	Hash: 547d555493d034d516aa965b6762642d Fuzzy: c4daedc07d67aa18b239072283f41696 dHash: f0f0f26dd88c8ef0
Image Base	`0x00400000`
Entry Point	`0x00401020`
Compilation Time	2025-10-09 10:34:41
Checksum	0x0004797d (Actual: 0x0004797d)
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	50 Resources
Sections	6 Sections

Version Information

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CompanyName	Gen Digital Inc.
Edition	1
FileDescription	Avast Installer
FileVersion	2.1.137.0
InternalName	microstub
LegalCopyright	Copyright Â© 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`	41,920 bytes	41,984 bytes	6.23 (Normal)	`IMAGE_SCN_CNT_INITIALIZED_DATA\|IMAGE_SCN_MEM_READ`	`054E9D2E130E00EA166ECC57BDB61A44`
`.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: 50 (39,829 bytes)

Resource Type	Count	Total Size	Percentage
PNG	2	3,259 bytes	8.2%
RT_ICON	5	15,295 bytes	38.4%
RT_STRING	38	19,132 bytes	48%
RT_RCDATA	2	180 bytes	0.5%
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

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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

Remember: This is Result of Online Virus Scanner

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Keep Your System Protected

This file appears clean, but regular security maintenance is important

1
Weekly Quick Scans: Set a reminder to run a scan every Sunday. Most infections are caught within the first week, so regular checks give you peace of mind.
2
Update Everything: Those annoying update popups exist for a reason — they patch security holes. Windows, browsers, Adobe, Java — keep them all current.
3
Download Smart: Stick to official websites and app stores. If a "free" version of paid software sounds too good to be true, it probably comes with unwanted extras.
4
Think Before You Click: Malware loves email attachments and "urgent" links. Even if an email looks like it's from your bank or a friend, verify suspicious requests through a different channel.

Proactive Protection

This file looks clean right now, but that doesn't mean you should let your guard down. New malware appears daily, and even legit files can be compromised after download. When in doubt, verify the source and check for a digital signature.

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