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The avast_free_antivirus_setup_final (1).exe (Avast Installer) File Analysis

Updated 2 months ago
Checked by Malaware Check
avast_free_antivirus_setup_final (1).exe

Technical Analysis

File Name avast_free_antivirus_setup_final (1).exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.212.174
Database Version 2025-03-30 23:00:23 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
249,072
File Size (bytes)
2025-03-30
Analysis Date

Scan Another File

File Identification

Hash Type Value Action
MD5
38dfbfe33739e623a1228419163fab60
SHA1
8d3b051f5c1c70ab0435610cddf2270fbd3b4116
SHA256
ddd7b62e287fc6165493465ab5fd8326f87499d7f71d26597dce19f6abfce573
SHA512
cfdc2f5c36c139cde5b179ea72c839bc4838dbc2c80018b52002137577cee9f8b87ab82eef77fb6bf11c5ae7229e0f4f5ecefef230d3d17b85e788987e97f607
ImpHash
d692b06eb88ecd849f7778fde1ba5c2b

PE Analysis

Basic Information

▼
Icon
Hash: 547d555493d034d516aa965b6762642d
Fuzzy: c4daedc07d67aa18b239072283f41696
dHash: f0f0f26dd88c8ef0
Image Base 0x00400000
Entry Point 0x00401020
Compilation Time 2024-09-20 07:47:50
Checksum 0x0004c6e2 (Actual: 0x0004c6e2)
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 2.1.133.0
InternalName microstub
LegalCopyright Copyright © 2024 Gen Digital Inc. All rights reserved.
OriginalFilename microstub.exe
ProductName Avast
ProductVersion 2.1.133.0
Translation 0x0409 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 141,962 bytes 142,336 bytes 6.54 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 048B5F9952EC115D158C2659FD5FEA1B
.rdata 0x00024000 41,932 bytes 41,984 bytes 5.41 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 44B4C601A97B4A075892E3AD7440609B
.data 0x0002f000 5,688 bytes 2,560 bytes 2.93 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 07BED435CA46C538C610ABB7A6EC5B6F
.didat 0x00031000 80 bytes 512 bytes 0.72 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 310153CCEEDC67B7821FD53A89F7509F
.rsrc 0x00032000 41,696 bytes 41,984 bytes 6.20 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ DF3315EAA8218E35B4E04CA0C435B9CF
.reloc 0x0003d000 7,652 bytes 7,680 bytes 6.67 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 7EB59722D86F149DB69ED64DC18C1A0A
Entropy Analysis Alert

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

Resource Analysis

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Total Resources: 49 (39,670 bytes)
Resource Type Count Total Size Percentage
PNG 2 3,259 bytes
8.2%
RT_ICON 5 15,295 bytes
38.6%
RT_STRING 38 19,132 bytes
48.2%
RT_RCDATA 1 21 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

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Certificate Information
Product Avast
Description Avast Installer
File Version 2.1.133.0
Original Name microstub.exe
Signing Date 07:43 PM 02/04/2025 (120 days ago)
Verification Status Signed
Signers Avast Software s.r.o.; DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1; DigiCert Trusted Root G4
Counter Signers Sectigo Public Time Stamping Signer R35; Sectigo Public Time Stamping CA R36; Sectigo Public Time Stamping Root R46
Internal Name microstub
Copyright Copyright © 2024 Gen Digital Inc. All rights reserved.
Certificate Chain Summary
DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 #1 Primary
Validity Period: 2021-04-29 00:00:00 → 2036-04-28 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 08 AD 40 B2 60 D2 9C 4C 9F 5E CD A9 BD 93 AE D9
Avast Software s.r.o. #2 Chain
Validity Period: 2023-01-16 00:00:00 → 2026-01-15 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 01 5A 6B EC 4D 7F 54 9F E5 25 C8 52 DF 67 0E 13
Sectigo Public Time Stamping Signer R35 #3 Chain
Validity Period: 2024-01-15 00:00:00 → 2035-04-14 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 3A 52 6A 2C 84 CE 55 E6 1D 65 FC CC 12 D8 E9 89
Sectigo Public Time Stamping CA R36 #4 Chain
Validity Period: 2021-03-22 00:00:00 → 2036-03-21 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 7A 23 AE DA 53 69 96 0F 91 C8 3E 5C F4 C7 E3 3F
Sectigo Public Time Stamping Root R46 #5 Chain
Validity Period: 2021-03-22 00:00:00 → 2038-01-18 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 36 C2 B0 BD 7C 1B 3A E7 A3 B3 DD 36 CB C9 75 68

✓ 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

OK

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. 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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