What is aswBoot.exe?

aswBoot.exe is part of Avast Antivirus and developed by AVAST Software according to the aswBoot.exe version information.

aswBoot.exe's description is "Avast Antivirus start-up scanner"

aswBoot.exe is digitally signed by Avast Software s.r.o..

aswBoot.exe is usually located in the 'c:\Windows\System32\' folder.

Some of the anti-virus scanners at VirusTotal detected aswBoot.exe.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

Vendor and version information [?]

The following is the available information on aswBoot.exe:

PropertyValue
Product nameAvast Antivirus
Company nameAVAST Software
File descriptionAvast Antivirus start-up scanner
Internal nameaswBoot
Original filenameaswBoot.exe
Legal copyrightCopyright (c) 2020 AVAST Software
Product version20.2.5130.0
File version20.2.5130.0

Here's a screenshot of the file properties when displayed by Windows Explorer:

Product nameAvast Antivirus
Company nameAVAST Software
File descriptionAvast Antivirus start-up scanner
Internal nameaswBoot
Original filenameaswBoot.exe
Legal copyrightCopyright (c) 2020 AVAST Software
Product version20.2.5130.0
File version20.2.5130.0

Digital signatures [?]

aswBoot.exe has a valid digital signature.

PropertyValue
Signer nameAvast Software s.r.o.
Certificate issuer nameDigiCert SHA2 Assured ID Code Signing CA
Certificate serial number025a1bf3e389238382537190d349e56a

VirusTotal report

1 of the 70 anti-virus programs at VirusTotal detected the aswBoot.exe file. That's a 1% detection rate.

ScannerDetection Name
APEX Malicious
1 of the 70 anti-virus programs detected the aswBoot.exe file.

Sandbox Report

The following information was gathered by executing the file inside Cuckoo Sandbox.

Summary

ERROR: Failed to execute process.

Generic

[
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1586130785.328125,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "D:\\work\\e0dd96435fde7cb0\\BUILDS\\Release\\x64\\aswBootLdr.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    }
]

Yara

The Yara rules did not detect anything in the file.

Network

{
    "tls": [],
    "udp": [
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 982,
            "time": 1.0783271789550781,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 1310,
            "time": 1.5815720558166504,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 1638,
            "time": -0.08714699745178223,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 1966,
            "time": 1.1689190864562988,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 6338,
            "time": 1.1133501529693604,
            "dport": 3702,
            "sport": 49152
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "4e3ab4d89d9e229a64136a4dd6702eb6ce98d44da1b295f7238480cff0229511",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "710cbf4fddec3c46ef3d1211cbc8dfcb22a2a9809f70967e6866eaa689782952",
    "irc": [],
    "https_ex": []
}

Other files also named aswBoot.exe

aswBoot.exe (36 votes)

Hashes [?]

PropertyValue
MD5d8ecd7cb4f0404fe6373e14b7600ca7e
SHA256add9fb481e0fd43ff3503e26c137814f2857fd7ec8c465512dc1739998bc87b2

Error Messages

These are some of the error messages that can appear related to aswboot.exe:

aswboot.exe has encountered a problem and needs to close. We are sorry for the inconvenience.

aswboot.exe - Application Error. The instruction at "0xXXXXXXXX" referenced memory at "0xXXXXXXXX". The memory could not be "read/written". Click on OK to terminate the program.

Avast Antivirus start-up scanner has stopped working.

End Program - aswboot.exe. This program is not responding.

aswboot.exe is not a valid Win32 application.

aswboot.exe - Application Error. The application failed to initialize properly (0xXXXXXXXX). Click OK to terminate the application.

What will you do with aswBoot.exe?

To help other users, please let us know what you will do with aswBoot.exe:



What did other users do?

The poll result listed below shows what users chose to do with aswBoot.exe. 0% have voted for removal. Based on votes from 1 user.

Votes
Keep100 %
1
Remove0 %
0

Malware or legitimate?

If you feel that you need more information to determine if your should keep this file or remove it, please read this guide.

Please select the option that best describe your thoughts on the information provided on this web page


Free online surveys

And now some shameless self promotion ;)

A screenshot of FreeFixer's scan result.Hi, my name is Roger Karlsson. I've been running this website since 2006. I want to let you know about the FreeFixer program. FreeFixer is a freeware tool that analyzes your system and let you manually identify unwanted programs. Once you've identified some malware files, FreeFixer is pretty good at removing them. You can download FreeFixer here. It runs on Windows 2000/XP/2003/2008/2016/2019/Vista/7/8/8.1/10. Supports both 32- and 64-bit Windows.

If you have questions, feedback on FreeFixer or the freefixer.com website, need help analyzing FreeFixer's scan result or just want to say hello, please contact me. You can find my email address at the contact page.

Comments

Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.

I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.

No comments posted yet.

Leave a reply