What is beep.sys?

beep.sys is usually located in the 'c:\WINDOWS\system32\dllcache\' folder.

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 [?]

beep.sys does not have any version or vendor information.

Digital signatures [?]

beep.sys is not signed.

Filename variants

beep.sys may also use other filenames. The most common variants are listed below:

Hashes [?]

PropertyValue
MD5aed3803efa4993d85290aabca192d45b
SHA2568de9a83776520867e9f82472072c649f3bb161482e8b6b3e47be8d5662a55e00

What will you do with beep.sys?

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



What did other users do?

The poll result listed below shows what users chose to do with beep.sys. 73% have voted for removal. Based on votes from 11 users.

User vote results: There were 8 votes to remove and 3 votes to keep

NOTE: Please do not use this poll as the only source of input to determine what you will do with beep.sys. Only 11 users has voted so far so it does not offer a high degree of confidence.

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


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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.

Roger Karlsson writes

1 thumb

Beep.sys, sometimes also named figaro.sys, is malware. Here's the scan result:

Antivirus Version Last Update Result
a-squared 4.5.0.24 2009.09.15 Backdoor.Win32.UltimateDefender!IK
AhnLab-V3 5.0.0.2 2009.09.15 -
AntiVir 7.9.1.18 2009.09.15 TR/Rootkit.Gen
Antiy-AVL 2.0.3.7 2009.09.15 Backdoor/Win32.UltimateDefender
Authentium 5.1.2.4 2009.09.15 W32/SYStroj.H.gen!Eldorado
Avast 4.8.1351.0 2009.09.14 Win32:FakeAV-NO
AVG 8.5.0.412 2009.09.15 BackDoor.Generic11.AQKG
BitDefender 7.2 2009.09.15 Generic.Malware.P!.0EDB1150
CAT-QuickHeal 10.00 2009.09.15 Backdoor.UltimateDefender.igv
ClamAV 0.94.1 2009.09.15 -
Comodo 2328 2009.09.15 Backdoor.Win32.UltimateDefender.igv
DrWeb 5.0.0.12182 2009.09.15 Trojan.NtRootKit.3206
eSafe 7.0.17.0 2009.09.15 -
eTrust-Vet 31.6.6738 2009.09.15 Win32/Eldycow!generic
F-Prot 4.5.1.85 2009.09.15 W32/SYStroj.H.gen!Eldorado
F-Secure 8.0.14470.0 2009.09.15 Rootkit:W32/Xanti.gen!A
Fortinet 3.120.0.0 2009.09.15 W32/FakeAlert.IGV!tr.bdr
GData 19 2009.09.15 Generic.Malware.P!.0EDB1150
Ikarus T3.1.1.72.0 2009.09.15 Backdoor.Win32.UltimateDefender
Jiangmin 11.0.800 2009.09.15 Rootkit.Agent.cll
K7AntiVirus 7.10.845 2009.09.15 Backdoor.Win32.UltimateDefender.igv
Kaspersky 7.0.0.125 2009.09.15 Backdoor.Win32.UltimateDefender.igv
McAfee 5742 2009.09.15 FakeAlert-C.dr
McAfee+Artemis 5742 2009.09.15 FakeAlert-C.dr
McAfee-GW-Edition 6.8.5 2009.09.15 Heuristic.BehavesLike.Win32.Rootkit.B
Microsoft 1.5005 2009.09.15 VirTool:WinNT/Xantvi.gen!A
NOD32 4427 2009.09.15 a variant of Win32/UltimateDefender.A
Norman 6.01.09 2009.09.15 W32/UltimateDefender.E
nProtect 2009.1.8.0 2009.09.15 -
Panda 10.0.2.2 2009.09.14 Trj/Genetic.gen
PCTools 4.4.2.0 2009.09.14 -
Prevx 3.0 2009.09.15 -
Rising 21.47.14.00 2009.09.15 Trojan.DL.Win32.Braviax.ae
Sophos 4.45.0 2009.09.15 Mal/FakeAle-C
Sunbelt 3.2.1858.2 2009.09.15 Trojan.Win32.Generic!BT
Symantec 1.4.4.12 2009.09.15 Hacktool.Rootkit
TheHacker 6.3.4.4.404 2009.09.15 -
TrendMicro 8.950.0.1094 2009.09.15 TROJ_VIRANTIX.BF
VBA32 3.12.10.10 2009.09.15 Backdoor.Win32.UltimateDefender.igk
ViRobot 2009.9.15.1937 2009.09.15 Backdoor.Win32.UltimateDefender.27648.P
VirusBuster 4.6.5.0 2009.09.15 -
Additional information
File size: 27648 bytes
MD5...: aed3803efa4993d85290aabca192d45b
SHA1..: 4733df169525b06a38061feb56ac09aa59bb8ffb
SHA256: 8de9a83776520867e9f82472072c649f3bb161482e8b6b3e47be8d5662a55e00

Source:
http://www.virustotal.com/analisis/8de9a83776520867e9f82472072c649f3bb161482e8b6b3e47be8d5662a55e00-1253040995

Please keep in mind that there is a legitimate system file also named beep.sys. On my computer it is located in C:\WINDOWS\system32\drivers.

Hope this helps.

# 15 Sep 2009, 11:59

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