ThreatExpert's Statistics for Mal/EncPk-CZ [Sophos]:

Mal/EncPk-CZ [Sophos] is also known as:

Threat Alias	Number of Incidents
Application.BluSOD [PC Tools]	11,886
Joke.Blusod [Symantec]	10,358
TrojanDownloader:Win32/Renos.gen!AQ [Microsoft]	9,935
FakeAlert-AG.gen.a [McAfee]	9,021
Trojan.Fakealert.AFW [Ikarus]	5,670
Trojan.Blusod [Symantec]	3,836
Troj/FakeAle-FK [Sophos]	3,374
Trojan.Win32.FraudPack.ijv [Kaspersky Lab]	2,835
TrojanDownloader:Win32/Renos [Microsoft]	2,727
FakeAlert-AG [McAfee]	1,955
Generic Dropper.bw [McAfee]	1,735
Backdoor.Tidserv [Symantec]	1,714
TrojanDropper:Win32/Agent.UM [Microsoft]	1,665
Trojan.Vundo [Ikarus]	1,660
Trojan.Win32.Shutdowner.bqq [Kaspersky Lab]	1,660
TROJ_AGENT.BJIA [Trend Micro]	1,659
Generic PUP.d [McAfee]	854
Packed.Generic.183 [Symantec]	822
TROJ_FAKEALRT.CC [Trend Micro]	735
Backdoor.Win32.Frauder.jt [Kaspersky Lab]	664
Trojan.Blusod!sd6 [PC Tools]	526
Trojan.Fakealert.AAI [Ikarus]	518
Trojan Horse [Symantec]	448
Generic BackDoor [McAfee]	356
Trojan:Win32/Tibs.IH [Microsoft]	350
Backdoor.Frauder!sd6 [PC Tools]	348
TROJ_FAKEAV.MQ [Trend Micro]	315
Win-Trojan/Fakeav.118784.C [AhnLab]	315
Trojan-Downloader.Win32.Renos.AQ [Ikarus]	272
Generic Downloader.x [McAfee]	226
Downloader [Symantec]	219
Trojan.Fakealert.AFB [Ikarus]	210
Backdoor.Win32.Frauder.jt [Ikarus]	204
Joke-Bluescreen.c [McAfee]	189
Packed.Generic.188 [Symantec]	165
Virus.Win32.Tipa [Ikarus]	153
Trojan.Win32.FraudPack [Ikarus]	143
Backdoor.Win32.TDSS.zj [Kaspersky Lab]	132
Infostealer.Banker.C [Symantec]	130
Generic Dropper.cx [McAfee]	126
Packed.Generic.187 [Symantec]	118
Downloader.gen.a [McAfee]	113
Trojan.Win32.FraudPack.gen [Kaspersky Lab]	111
Packed.Win32.Tdss.c [Kaspersky Lab]	110
VirTool:Win32/Obfuscator.DQ [Microsoft]	105
Trojan-Spy.Win32.Zbot.gen [Kaspersky Lab]	90
Trojan.Win32.FraudPack.aoy [Kaspersky Lab]	88
Backdoor.TDSS!sd6 [PC Tools]	84
PWS:Win32/Zbot.G [Microsoft]	84
Downloader-BKT [McAfee]	82
TrojanDownloader:Win32/Renos.DY [Microsoft]	78
TrojanDownloader:Win32/Renos.gen!AU [Microsoft]	66
Trojan-Spy.Win32.Zbot [Ikarus]	62
Downloader.MisleadApp [Symantec]	57
Trojan:Win32/Alureon.gen [Microsoft]	57
Win-Trojan/Fakeav.118784 [AhnLab]	56
Backdoor.Trojan [Symantec]	53
Trojan-Downloader.Win32.Renos.AY [Ikarus]	49
Backdoor.Paproxy [Symantec]	48
Mal/Generic-A [Sophos]	48
PWS:Win32/Zbot.J [Microsoft]	48
Win-Trojan/Agent.35840.KQ [AhnLab]	48
Generic.dx [McAfee]	47
Trojan.Fakeavalert [Symantec]	47
Trojan.FraudPack!sd6 [PC Tools]	47
Rootkit.Win32.TDSS [Ikarus]	42
Win-Trojan/Fakeav.118784.B [AhnLab]	42
Program:Win32/Antivirus2008 [Microsoft]	40
Generic PWS.y [McAfee]	38
FakeAlert-SpywareGuard.gen.b [McAfee]	37
Trojan:Win32/Alureon.gen!U [Microsoft]	37
Spy-Agent.bw [McAfee]	36
Trojan:Win32/Zbot.BX [Microsoft]	35
TrojanSpy:Win32/Zbot.gen!C [Microsoft]	35
Virus.Trojan.Win32.FraudPack [Ikarus]	33
Trojan:Win32/Alureon.gen!J [Microsoft]	29
Trojan.Zlob [Symantec]	28
Trojan.TDSServ [PC Tools]	27
Trojan:Win32/Sudiet.B [Microsoft]	27
Trojan-Downloader.Win32.FraudLoad [Ikarus]	26
TrojanDownloader:Win32/Renos.gen!AS [Microsoft]	26
Mal/EncPk-CZ, Mal/TDSSPack-Q [Sophos]	25
Packed.Generic.200 [Symantec]	24
Program:Win32/XPAntiVirus [Microsoft]	24
Rootkit.Win32.TDSS.bph [Kaspersky Lab]	24
Troj/FakeVir-KH [Sophos]	24
Trojan.FakeAlert [PC Tools]	23
Generic PUP.z [McAfee]	21
Infostealer [Symantec]	20
PWS:Win32/Zbot.gen!B [Microsoft]	20
PWS:Win32/Zbot.M [Microsoft]	20
DNSChanger.gen [McAfee]	19
AntiVirus2008 [Symantec]	18
Generic FakeAlert.a [McAfee]	18
Trojan.Win32.FraudPack.gxo [Kaspersky Lab]	18
Trojan-Downloader.Win32.CodecPack.eoj [Kaspersky Lab]	18
Trojan-Downloader.Win32.Small [Ikarus]	18
AntiVirus2009 [Symantec]	17
TROJ_AGENTT.BD [Trend Micro]	17
Trojan-Downloader.CodecPack [Ikarus]	17

Mal/EncPk-CZ [Sophos] has the following possible countries of origin:

Origin		Number of Incidents
	Russian Federation	334
	Ukraine	9

Mal/EncPk-CZ [Sophos] is known to be created as:

%AppData%\microsoft\windows\lsass.exe

%AppData%\microsoft\windows\winlogon.exe

%CommonAppData%\lineageii.exe

%CommonAppData%\microsoft\network\dlls\iemodule.dll

%CommonAppData%\svhost.exe

%ProgramFiles%\internet antivirus\iaupdater.exe

%ProgramFiles%\internet antivirus\iavir.exe

%ProgramFiles%\microsoft common\svchost.exe

%ProgramFiles%\microsoft common\wuauclt.exe

%ProgramFiles%\pchealthcenter\0.exe

%ProgramFiles%\pchealthcenter\1.exe

%ProgramFiles%\pchealthcenter\2.exe

%ProgramFiles%\pchealthcenter\3.exe

%ProgramFiles%\pchealthcenter\4.exe

%ProgramFiles%\pchealthcenter\5.exe

%ProgramFiles%\pchealthcenter\7.exe

%ProgramFiles%\prodm\prodm.exe

%ProgramFiles%\rhc75dj0erc1\rhc75dj0erc1.exe

%ProgramFiles%\rhc75dj0erc1\uninstall.exe

%ProgramFiles%\richvideocodec\d100747.exe

%ProgramFiles%\richvideocodec\multiloader.dll

%ProgramFiles%\spyware guard 2008\spywareguard.exe

%ProgramFiles%\spyware guard 2008\uninstall.exe

%ProgramFiles%\system guard 2009\systemguard.exe

%ProgramFiles%\system guard 2009\uninstall.exe

%ProgramFiles%\target web ads\targetwebadsb.exe

%ProgramFiles%\whcc5dj0erc1\whcc5dj0erc1.exe

%System%\andromedaav.exe

%System%\blphc35dj0erc1.scr

%System%\css2_32.dll

%System%\cssrss.exe

%System%\dgmoeqh.dll

%System%\iebho.dll

%System%\ieexplorer32.exe

%System%\ieupdates.exe

%System%\kdarh.exe

%System%\kdbed.exe

%System%\kdblm.exe

%System%\kdcya.exe

%System%\kddji.exe

%System%\kdeln.exe

%System%\kdenh.exe

%System%\kdeop.exe

%System%\kdfjr.exe

%System%\kdfkn.exe

%System%\kdfnh.exe

%System%\kdgcz.exe

%System%\kdgvz.exe

%System%\kdhcf.exe

%System%\kdhqk.exe

%System%\kdjlv.exe

%System%\kdkxu.exe

%System%\kdlma.exe

%System%\kdlsf.exe

%System%\kdmpu.exe

%System%\kdmzw.exe

%System%\kdodz.exe

%System%\kdohp.exe

%System%\kdowe.exe

%System%\kdozp.exe

%System%\kdpdw.exe

%System%\kdpoh.exe

%System%\kdpui.exe

%System%\kdqon.exe

%System%\kdqrh.exe

%System%\kdrnz.exe

%System%\kdryz.exe

%System%\kdsuj.exe

%System%\kdtrn.exe

%System%\kdufr.exe

%System%\kdvja.exe

%System%\kdwau.exe

%System%\kdwfk.exe

%System%\kdxmc.exe

%System%\kdxpm.exe

%System%\kdyfc.exe

%System%\kdyim.exe

%System%\kdyja.exe

%System%\kdzwf.exe

%System%\lphc35dj0erc1.exe

%System%\mkrnl.exe

%System%\msiconf.exe

%System%\mssrv32.exe

%System%\msupdate.exe

%System%\msxml71.dll

%System%\ntos.exe

%System%\oembios.exe

%System%\pphc35dj0erc1.exe

%System%\sdra64.exe

%System%\sysrest32.exe

%System%\tdssl.dll

%System%\twex.exe

%System%\twext.exe

%System%\update32.exe

%System%\vhosts.exe

%System%\winras.exe

%System%\winscenter.exe

%System%\winupdate.exe

%System%\yur1.exe

%System%\yur10.exe

Notes:

%AppData% is a variable that refers to the file system directory that serves as a common repository for application-specific data. A typical path is C:\Documents and Settings\[UserName]\Application Data.
%CommonAppData% is a variable that refers to the file system directory containing application data for all users. A typical path is C:\Documents and Settings\All Users\Application Data.
%ProgramFiles% is a variable that refers to the Program Files folder. A typical path is C:\Program Files.
%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).