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ThreatExpert's awareness of the file "brastk.exe":

Across all ThreatExpert reports, the file "brastk.exe" was mostly identified as a threat.
File "brastk.exe" has the following statistics:
Total number of reports analysed611,932
Number of cases that involved the file "brastk.exe"159
Number of incidents when this file was found to be a threat153
Statistical volume of cases when "brastk.exe" was a threat96%
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Notes:
  • Please note that the name of the file should NOT be used to define if it is legitimate or not. Such determination can only be made by observing its dynamic behaviour.
  • In order to check a file, please submit it to ThreatExpert.
  • For a comprehensive pro-active protection against threats, please consider ThreatFire - our behavioral antivirus solution.
The file "brastk.exe" is known to be created under the following filenames:
%System%\brastk.exe
%System%\braviax.exe
%Temp%\brastk.exe
Notes:
  • %System% is a variable that refers to the System folder. By default, this is C:\Windows\System (Windows 95/98/Me), C:\Winnt\System32 (Windows NT/2000), or C:\Windows\System32 (Windows XP).
  • %Temp% is a variable that refers to the temporary folder in the short path form. By default, this is C:\Documents and Settings\[UserName]\Local Settings\Temp\ (Windows NT/2000/XP).

The following threats are known to be associated with the file "brastk.exe":
Threat AliasNumber of Incidents
TrojanDownloader:Win32/Renos [Microsoft]180
Mal/EncPk-EQ [Sophos]147
Generic Dropper.bu [McAfee]117
Trojan.Virantix.C [Symantec]105
Adware.Agent.ZO [PC Tools]73
Trojan-Clicker.Win32.Klik [Ikarus]64
Downloader.MisleadApp [Symantec]50
Generic FakeAlert.d [McAfee]33
Trojan.Win32.FakePowav [Ikarus]25
Trojan.Virantix!sd6 [PC Tools]24
Trojan.Fakeavalert [Symantec]21
Trojan-Downloader.Win32.Small.agdo [Kaspersky Lab]19
Troj/FakeVir-GL [Sophos]18
Generic Downloader.x [McAfee]17
Mal/TinyDL-T [Sophos]17
VirTool.Win32.Obfuscator.DF [Ikarus]16
Virus.Win32.FakeAlert.AJ [Ikarus]16
Trojan-Downloader.Win32.Small [Ikarus]15
Virus.Win32.Virut.au [Ikarus]15
Backdoor.Win32.UltimateDefender [Ikarus]11
Virus.Win32.Zbot.AQM [Ikarus]10
Trojan Horse [Symantec]7
Backdoor.Win32.TDSS.bnk [Kaspersky Lab]6
Hoax.Win32.Renos.ffk [Kaspersky Lab]6
Trojan:Win32/FakePowav [Microsoft]6
Trojan:Win32/Renos.I [Microsoft]6
Virus.Win32.Lighty [Ikarus]6
Downloader-BKK [McAfee]5
Mal/Heuri-E, Mal/Emogen-G [Sophos]5
Hoax.Win32.Renos.fei [Kaspersky Lab]4
Trojan.Virantix [Symantec]4
Trojan-Downloader.MisleadApp!sd6 [PC Tools]4
TrojanDropper:Win32/Olmarik.A [Microsoft]4
Packer.Malware.Lighty.I [Ikarus]3
Packer.Malware.Lighty.O [Ikarus]3
Troj/FakeAle-ID [Sophos]3
Win-Trojan/Xema.variant [AhnLab]3
Backdoor.Win32.TDSS.bnh [Kaspersky Lab]2
Backdoor.Win32.TDSS.bot [Kaspersky Lab]2
Backdoor.Win32.UltimateDefender.gml [Kaspersky Lab]2
Downloader [Symantec]2
Generic FakeAlert.a [McAfee]2
Generic.dx [McAfee]2
Hoax.Win32.Renos.fef [Kaspersky Lab]2
Hoax.Win32.Renos.fge [Kaspersky Lab]2
Hoax.Win32.Renos.vbmz [Kaspersky Lab]2
Mal/Generic-A [Sophos]2
Troj/Dloadr-BVH [Sophos]2
Troj/FakeAle-IH [Sophos]2
Troj/FakeAle-IW [Sophos]2
Troj/FakeAle-JK [Sophos]2
Troj/FakeAle-JW [Sophos]2
Trojan.Win32.Agent.anxj [Kaspersky Lab]2
Trojan.Win32.Agent.apwo [Kaspersky Lab]2
Trojan.Win32.Pakes.lcy [Kaspersky Lab]2
Trojan.Win32.Pakes.lel [Kaspersky Lab]2
Trojan.Win32.Pakes.lgf [Kaspersky Lab]2
Trojan-Downloader.Win32.Agent.ajgl [Kaspersky Lab]2
Trojan-Downloader.Win32.Agent.ajiw [Kaspersky Lab]2
Trojan-Downloader.Win32.FraudLoad.vdlg [Kaspersky Lab]2
Trojan-Downloader.Win32.FraudLoad.vdoj [Kaspersky Lab]2
Trojan-Downloader.Win32.FraudLoad.vdpa [Kaspersky Lab]2
Trojan-Downloader.Win32.FraudLoad.vdub [Kaspersky Lab]2
Trojan-Downloader.Win32.FraudLoad.vdxe [Kaspersky Lab]2
Trojan-Downloader.Win32.FraudLoad.vdzy [Kaspersky Lab]2
Trojan-Downloader.Win32.FraudLoad.vega [Kaspersky Lab]2
Trojan-Downloader.Win32.FraudLoad.veif [Kaspersky Lab]2
Trojan-Downloader.Win32.FraudLoad.veih [Kaspersky Lab]2
Win32.SuspectCrc [Ikarus]2
Backdoor.Trojan [Symantec]1
Backdoor.Win32.TDSS.bnq [Kaspersky Lab]1
Backdoor.Win32.TDSS.bnr [Kaspersky Lab]1
Backdoor.Win32.TDSS.boc [Kaspersky Lab]1
FakeAlert-AB [McAfee]1
Hoax.Win32.Renos.evy [Kaspersky Lab]1
Hoax.Win32.Renos.fdc [Kaspersky Lab]1
Hoax.Win32.Renos.fen [Kaspersky Lab]1
Hoax.Win32.Renos.fez [Kaspersky Lab]1
Hoax.Win32.Renos.ffl [Kaspersky Lab]1
Hoax.Win32.Renos.fgg [Kaspersky Lab]1
Hoax.Win32.Renos.fgh [Kaspersky Lab]1
Hoax.Win32.Renos.vate [Kaspersky Lab]1
Hoax.Win32.Renos.vaym [Kaspersky Lab]1
Hoax.Win32.Renos.vazr [Kaspersky Lab]1
New Malware.h [McAfee]1
not-a-virus:FraudTool.Win32.XPSecurityCenter.bn [Kaspersky Lab]1
PWS:Win32/Ldpinch.BO [Microsoft]1
Rootkit.Win32.TDSS.aos [Kaspersky Lab]1
Troj/FakeAle-IG [Sophos]1
Troj/FakeAle-JB [Sophos]1
Troj/FakeAV-EZ [Sophos]1
Troj/FakeAV-FM [Sophos]1
TROJ_FAKEAV.MCS [Trend Micro]1
TROJ_FAKEAV.RZ [Trend Micro]1
Trojan.Fakeavalert!sd6 [PC Tools]1
Trojan.Pakes!sd6 [PC Tools]1
Trojan.Win32.Agent.aojn [Kaspersky Lab]1
Trojan.Win32.StartPage.dgv [Kaspersky Lab]1
Trojan-Downloader.FakeAlert.C [PC Tools]1
Trojan-Downloader.Win32.Agent.ajis [Kaspersky Lab]1