Security Response

Our security research centers around the world provide unparalleled analysis of and protection from IT security threats that include malware, security risks, vulnerabilities, and spam.
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A-Z Listing of Threats & Risks

The Threat Explorer is a comprehensive resource for daily, accurate and up-to-date information on the latest threats, risks and vulnerabilities.
Symantec Security Response threat writeups (181)
SeverityNameTypeDiscovered
J&MVirus
JailBreakSecurity Assessment Tool
Jan1st20.exe Virus HoaxHoax
Java.AwetookTrojan08/27/2012
Java.BackOrificeTrojan Horse04/23/2001
Java.BeanHiveVirus01/08/1999
Java.Boxer07/03/2009
Java.CogyekaTrojan Worm07/04/2012
Java.Cogyeka!autorunWorm07/12/2012
Java.Cogyeka!gen1Trojan Worm12/03/2012
Java.MinestealTrojan03/01/2013
Java.MinthreadTrojan Horse04/23/2001
Java.Nastybrew.A05/25/2005
Java.Nocheat09/09/2003
Java.OpfakeTrojan09/16/2013
Java.Sfecla.AVirus06/13/2007
Java.StartPage02/24/2004
Java.TomdepWorm10/30/2013
Java.Tomdep!gen1Worm10/31/2013
JavaApp.Strange BrewVirus
Jazva.686Virus11/20/2002
Jdbgmgr.exe file hoaxHoax04/12/2002
Jeru.Suriv1.01.ArgentVirus
Jerusalem.1244Virus
Jerusalem.1500Virus
Jerusalem.1664Virus11/05/2002
Jerusalem.1808Virus
Jerusalem.Sunday.AVirus
Jerusalem.Zero_Time.AustVirus
JHC.1634Virus01/30/2003
John Kennedy Jr Trojan HoaxHoax12/20/1999
JohntheRipperOther
Join the CrewHoax
Joke.ADH Joke Trojan03/10/2010
Joke.AmigoJoke
Joke.AnnoyGreetJoke
Joke.AnnoyPalJoke
Joke.ApeldornJoke
Joke.AproolJoke
Joke.BLJoke Trojan08/08/2013
Joke.BlusodJoke
Joke.BonusJoke
Joke.BoredomJoke
Joke.BounceJoke
Joke.BrokenDiskJoke
Joke.BrosJoke
Joke.ClickMeJoke
Joke.CrazyMessageJoke
Joke.DohJoke11/05/1999
Joke.EmailFunJoke
Joke.ErrorMsgJoke
Joke.FakeDelJoke
Joke.FakeFormat.AJoke
Joke.FakeStartJoke
Joke.FlashJoke
Joke.FlippedJoke
Joke.FlippedJoke11/05/1999
Joke.FreibierJoke02/16/2000
Joke.GenOther07/28/2014
Joke.GeschenkJoke
Joke.HaltWinJoke
Joke.HikaruJoke
Joke.IconInfestJoke
Joke.IdiotJoke
Joke.IrritanJoke
Joke.JepRussJoke
Joke.KnijpmeJoke
Joke.LancheckJoke11/05/1999
Joke.MadcowJoke
Joke.MeltscreenJoke
Joke.MoveMouseJoke
Joke.NoiseJoke
Joke.NorantivJoke
Joke.OwnedJoke
Joke.PlayballJoke
Joke.PoltergeistJoke
Joke.PS2EmulatorJoke
Joke.RemovalJoke
Joke.RemoveJoke
Joke.RestartJoke
Joke.RoachJoke
Joke.RosenuJoke
Joke.ScreenFlasherJoke
Joke.SojfuseJoke
Joke.StriptJoke
Joke.StupidJoke
Joke.Stupid.CJoke
Joke.Stupid.DJoke
Joke.TimeTravelerJoke
Joke.TrainJoke
Joke.TremblerJoke
Joke.UnknownJoke07/07/2003
Joke.WindowCloserJoke
Joke.WindowsMinJoke
Joke.WobblingJoke11/05/1999
Joke.Year2kJoke
JokerVirus
Jos.1000Virus12/02/1990
JoshiVirus
JS.Alert.TrojanTrojan Horse09/18/2001
JS.AlescurfTrojan01/12/2012
JS.Astrology@mmWorm01/16/2003
JS.BadbunnyVirus05/24/2007
JS.BicycleVirus04/10/2007
JS.Blink.A@mWorm05/09/2001
JS.BrappsWorm06/27/2013
JS.Cada.AVirus07/24/2005
JS.CasraVirus12/23/2003
JS.Congrats.A@mmWorm04/19/2001
JS.Coolsite@mmWorm12/18/2001
JS.Debeski.TrojanTrojan Horse10/02/2003
JS.Disturbed.A@mWorm05/04/2001
JS.DownloaderTrojan10/27/2003
JS.Downloader.BTrojan Virus12/18/2008
JS.Exception.ExploitTrojan Horse08/16/2001
JS.Exception.Exploit.BTrojan Horse01/10/2002
JS.ExitW.TrojanTrojan Horse03/19/2002
JS.FaizalWorm05/07/2008
JS.FavTrojan Horse02/16/2001
JS.FfsniffTrojan Horse03/03/2006
JS.Fortnight05/14/2002
JS.Fortnight.BTrojan Horse Worm03/19/2003
JS.Fortnight.CTrojan Horse Worm07/02/2003
JS.Fortnight.D10/23/2003
JS.FrienrenWorm08/23/2009
JS.FristVirus12/23/2002
JS.Gigger.A@mm01/09/2002
JS.GynamedVirus11/22/2004
JS.HarunautWorm10/06/2007
JS.Icabdi.AVirus03/05/2006
JS.JabbitVirus11/24/2004
JS.KakWorm.E@M Worm12/28/2000
JS.KakWorm.GWorm03/07/2001
JS.KidrashVirus11/30/2004
JS.Menger.Worm02/13/2002
JS.Odyssey.602.drVirus02/13/2002
JS.Olvort.A@mmWorm05/14/2001
JS.OptizVirus04/11/2001
JS.PhremousWorm04/30/2012
JS.PosmonkWorm09/02/2008
JS.PromptVirus09/07/2004
JS.ProslikefanTrojan Worm09/11/2012
JS.Proslikefan.BTrojan Worm10/31/2014
JS.Proslikefan.B!g1Trojan Worm10/31/2014
JS.Pun.TrojanTrojan Horse12/01/2003
JS.QsiframeTrojan Virus09/05/2008
JS.QspaceWorm12/03/2006
JS.Rad@mmWorm10/03/2003
JS.Radex.mircWorm Virus02/16/2002
JS.RestarterTrojan Horse02/02/2001
JS.Rootlet.A@mWorm05/08/2001
JS.RunforeVirus06/20/2012
JS.Scob.TrojanTrojan Horse06/24/2004
JS.SecurityToolFraud12/30/2009
JS.SecurityToolFraud.B01/06/2010
JS.SecurityToolFraud.CTrojan01/27/2010
JS.SeekerTrojan Horse12/15/2000
JS.Seeker.BTrojan Horse08/22/2001
JS.Seeker.FTrojan Horse01/07/2002
JS.Seeker.ITrojan Horse11/11/2002
JS.Seeker.JTrojan Horse01/10/2003
JS.Seeker.KTrojan Horse10/01/2003
JS.Speth.WormWorm12/09/2004
JS.StartPageTrojan Horse04/06/2001
JS.StartPage.BTrojan Horse07/20/2006
JS.SykipotTrojan03/09/2010
JS.TheThing.D.drTrojan Horse11/03/2000
JS.Trojan.BlinderTrojan Horse03/04/2005
JS.TwettirWorm04/12/2009
JS.WeblogTrojan Horse03/27/2003
JS.WeisamyWorm06/28/2011
JS.Winbomb.dTrojan Horse07/12/2002
JS.WindowBombTrojan Horse11/11/2000
JS.WipeVirus03/10/2003
JS.Wiretap.demoTrojan Horse04/23/2001
JS.WoorkutWorm12/19/2007
JS.Xiro.TrojanTrojan Horse09/04/2000
JS.Yamanner@m06/12/2006
JS/VBS.LostSoul.WormWorm09/07/2000
JumperVirus
JunkieVirus
Symantec AntiVirus detections (556)
(These threats are also detected by the latest Virus Definitions.)
J&M (b)
J&m.c
Jaat
Jaat (Gen1)
Jabberwocky.615
Jabberwocky.812
Jack
Jack.436
Jackal
Jackal (b)
Jackal (Gen1)
Jackal.3101
Jackie2.5743
Jackie2.5743 (2)
Jacklyn.12301
Jacklyn.12301 (2)
JACOV.505
JACOV.507
JACOV.529
JACOV.530
JACOV.531
JACOV.532
JACOV.533
JACOV.535
JACOV.556
JACOV.558
JACOV.560
JACOV.562
JACOV.593
JACOV.595
JACOV.757
JACOV.759
JACOV.761
Jaggy.970
Jags.394
Jags.413
Jags.413(1)
Jain.1437
Jain.1437(1)
Jain.1437(2)
Jain.1536
Jain.1536.A
Jain.1536.A(1)
Jain.1536.A(2)
Jain.1614
Jain.1726
Jain.1726(1)
Jain.1726(2)
Jak.120
Jak.144
Jak.166
Jak.196
Jak.211
Jak.254
Jakarta.1194
JAKARTA.559
Jam.1295
James
Japanese Xmas.600
Japanese Xmas.600.F
Japanese Xmas.653
Japanese Xmas.722
Japanese Xmas.Cookie
Jara.404
Jare.1062
Jasmine
Jason.626
Jasy.794
Java.Antiurl
Java.CrashComm
Java.DiskHog
Java.Nastybrew.A
Java.Nocheat
Java.PickPocket (demo)
Java.Sourceinfect
Java.StartPage
Jazva.664
JBBM.778
JBBM.778 (1)
JD.158
JD.158 Family
JD.277
JD.356
JD.392
JD.448/460
JDC.1165
JDC.1165 (2)
JDC.1165 (3)
JDC.5421
JDC.7474
JDC.7474 (2)
JDC.7611
JDC.7616
JDC.7616b
JDC.7616b (2)
JDC.mp.6891
Jdog.2946
JE.Bogat (1)
JE.Bogat (2)
Jean.869
Jean.869.B
Jedina
Jeff
Jel.793
JEL.841
Jenifer
Jer.Solano.Dyslexia.A
Jeri.1000
Jerk.Win95.Trojan
Jerkin.333
Jerkin.362
Jerkin.439
Jerkin.439 (2)
Jerkin.443
Jerkin.443 (2)
Jerkin.446
Jerkin.552
Jerkin.552 (2)
Jeru.1238
Jeru.1244 (x)
Jeru.1264
Jeru.1264 (x)
Jeru.1417.F061
Jeru.1417.F061 (x)
Jeru.1448
Jeru.1448 (x)
Jeru.1570.a
Jeru.1589
Jeru.1591
Jeru.1653.d
Jeru.1663
Jeru.1733
Jeru.1747
Jeru.1767
Jeru.1767 (d1)
Jeru.1768
Jeru.1808
Jeru.1808 (2)
Jeru.1808 (d1)
Jeru.1808 (x)
Jeru.1808 (x) (d1)
Jeru.1808.Anarkia
Jeru.1808.Anarkia.B
Jeru.1808.Anarkia.D
Jeru.1808.Blank (1)
Jeru.1808.Blank (2)
Jeru.1808.Blank.D (1)
Jeru.1808.Blank.D (2)
Jeru.1808.CNDER
Jeru.1808.Count
Jeru.1808.CT
Jeru.1808.CT (x)
Jeru.1808.CT.Skism
Jeru.1808.Flag-EE
Jeru.1808.Frere Jac
Jeru.1808.Frere.E
Jeru.1808.Mendoza
Jeru.1808.Rambo
Jeru.1808.Rambo (x)
Jeru.1808.Spanish
Jeru.1808.Spanish (x)
Jeru.1808.sumsdos.AE
Jeru.1808.Trojan (1)
Jeru.1808.Trojan (2)
Jeru.1808.Trojan (3)
Jeru.1813.B
Jeru.1960
Jeru.1960 (d1)
Jeru.1960 (x)
Jeru.1970
Jeru.2 Tigers (d)
Jeru.2000
Jeru.2000 (x)
Jeru.2116
Jeru.2128
Jeru.2128 (x)
Jeru.2187
Jeru.2187 (x)
Jeru.2223
Jeru.2223 (x)
Jeru.2389
Jeru.2389 (x)
Jeru.2472
Jeru.2472 (x)
Jeru.3883
Jeru.662
Jeru.986
Jeru.Ahuza
Jeru.AllSystem
Jeru.AllSystem (x)
Jeru.Antiscan
Jeru.Barcelona
Jeru.Carfield
Jeru.Carfield (x)
Jeru.Cinderella
Jeru.Clipper
Jeru.Clipper (x)
Jeru.cvex.5120
Jeru.cvex.5120 (x)
Jeru.CVEX.5120.C
Jeru.CVEX.5120.C (x)
Jeru.CVEX.5120.D
Jeru.CVEX.5120.D (x)
Jeru.CVEX.5120.E
Jeru.CVEX.5120.E (x)
Jeru.CVEX.5120.H
Jeru.CVEX.5120.H (x)
Jeru.CVEX.5120.I
Jeru.CVEX.5120.I (x)
Jeru.CVEX.5120.J
Jeru.CVEX.5120.J (x)
Jeru.CVEX.5125.G (1)
Jeru.CVEX.5125.G (2)
Jeru.CVEX.5125.G (x2)
Jeru.CVEX.6144
Jeru.CVEX.6144 (2)
Jeru.CVEX.6144 (3)
Jeru.CVEX.6144 (4)
Jeru.CVEX.6144 (5)
Jeru.Czech
Jeru.DisCom
Jeru.Einstein
Jeru.Exciter
Jeru.Exciter (x)
Jeru.Exciter.A
Jeru.Flag-EE(Gen1)
Jeru.Fu Manchu
Jeru.Fu Manchu (x)
Jeru.Fu_Manchu.D
Jeru.Glory
Jeru.Glory.China
Jeru.GP1 (Gen1)
Jeru.GP1.1813
Jeru.GP1.1845
Jeru.HK.2513
Jeru.HK.2880
Jeru.HK.2880 (Gen1)
Jeru.HK.2886
Jeru.IRA
Jeru.Kylie
Jeru.Kylie (x)
Jeru.Miky
Jeru.Miky (x)
Jeru.Moctezuma
Jeru.Moctezuma (d1)
Jeru.Moctezuma (x)
Jeru.Moctezuma (x2)
Jeru.Mule (1)
Jeru.Mule (2)
Jeru.Mule (3)
Jeru.Mummy 1.0
Jeru.Mummy 1.2
Jeru.Mummy 2.1
Jeru.Nai_Tai.1636(X)
Jeru.Nazi
Jeru.Nov 30th
Jeru.Nov 30th (x)
Jeru.PcVrsDs
Jeru.PcVrsDs (x)
Jeru.PcVrsDs (x2)
Jeru.Pipi
Jeru.Pipi.1552.A
Jeru.Plastique.2576
Jeru.PSQR
Jeru.PSQR (m)
Jeru.PSQR (x)
Jeru.PSQR.1720 (x)
Jeru.PSQR.B
Jeru.Rulis
Jeru.Rulis (x)
Jeru.Smile
Jeru.Smile (x)
Jeru.Smile.2560
Jeru.Sol.Dysl (Gen1)
Jeru.Sol.Dysl.Satan
Jeru.Solano.Dyslexia
Jeru.Solano.Sublim
Jeru.Spanish Fool
Jeru.Sunday
Jeru.Sunday (x)
Jeru.Sunday.1631.R
Jeru.Sunday.2053
Jeru.Sunday.2053 2
Jeru.Sunday.II
Jeru.Sunday.II (x)
Jeru.Sunday.II.B
Jeru.Sunday.II.B (x)
Jeru.Sunday.L (x)
Jeru.Sunday.Nai_Tai
Jeru.Sunday.Satan
Jeru.Suriv1.01 (1)
Jeru.Suriv1.01.Anti-D
Jeru.Suriv1.01.Cumpl
Jeru.Suriv1.01.Piazzo
Jeru.Suriv1.01.Xuxa
Jeru.Suriv2.01
Jeru.Suriv2.01 Gen(1)
Jeru.Suriv3.00
Jeru.Suriv3.00 (x)
Jeru.Suriv3.00.T13
Jeru.Tarapa.B (1)
Jeru.Tarapa.B (2)
Jeru.Tarapa.B (x1)
Jeru.Tarapa.B (x2)
Jeru.Tarapa.C
Jeru.Tarapa.C (x)
Jeru.Timor
Jeru.Timor (x)
Jeru.Vespa
Jeru.Vespa (x)
Jeru.Vtech
Jeru.Vtech (x)
Jeru.Westwood
Jeru.Westwood (x)
Jeru.Westwood.B
Jeru.Yellow
Jeru.Zero.Scott's
Jeru.Zero_Time.Aus(1)
Jeru.Zero_Time.Aus(2)
Jeru.Zero_Time.Aust.B
Jeru.ZIP Eater
Jerusalem
Jerusalem.1328
Jerusalem.1349
Jerusalem.1349.b
Jerusalem.1353
Jerusalem.1416.B
Jerusalem.1446
Jerusalem.1455
Jerusalem.1478
Jerusalem.1488
Jerusalem.1488 (2)
Jerusalem.1488 (3)
Jerusalem.1536
Jerusalem.1548
Jerusalem.1570.B
Jerusalem.1570.B (x)
Jerusalem.1587
Jerusalem.1587 (x)
Jerusalem.1607
Jerusalem.1653.B
Jerusalem.1653.B (1)
Jerusalem.1653.D
Jerusalem.1653.E
Jerusalem.1682
Jerusalem.1716.A (x)
Jerusalem.1716.C
Jerusalem.1747
Jerusalem.1783
Jerusalem.1783 (x)
Jerusalem.1808.Anarkia
Jerusalem.1808.CNDER
Jerusalem.1813
Jerusalem.1813.Eos
Jerusalem.1845
Jerusalem.1884
Jerusalem.2012
Jerusalem.2368
Jerusalem.2660
Jerusalem.2660 (x)
Jerusalem.5125
Jerusalem.679
Jerusalem.880
Jerusalem.Enigma.1664
Jerusalem.Frere2
Jerusalem.Frere2 (x)
Jerusalem.Frere2 Gen1
Jerusalem.Pipi.1552.B
Jerusalem.Sunday.a2
Jerusalem.Sunday.L
Jerusalem.Sunday.U
Jerusalem.Zerotime
JeruVespa.1045
JeruVespa.1143
Jessica.1261
Jessica.1261 (x)
Jest.2303
Jest.2464
Jester.700
JH_Error.1215
JHC.1634 (b)
Jihuu
Jihuu.686
Jilt.667
Jindra (b)
Jinx.476
Jinx.566
Jinx.846.A
Jinx.846.A (x)
Jinx.846.C
Jinx.846.C (x)
Jinx.854
Jinx.854 (2)
JKTK (b)
JMC.236
Jmp.302
JMPFlag
JMPFlag.2153
JN.661
JO4.0
Joan.480
John
Johnny.826
Johnny.955
Joke Program
Joke.ADH
Joke.Badgame
Joke.Geschenk
Joke.Nonsense
Joker 3
Joker 3 (Gen1)
Joker-01
Joker.1082
Jokiev.1918
Jokiev.1918 (m)
Jolt.2197 (2)
Jolt.2197 (2x)
Joneg.661
Jonny5.486
JOPA1.0
JOPA2.0
JOPA3.0
JOPA5.0
JOPA6.0
JOPA6.0 (2)
Jordan.753
Jorgito.636
Jorgito.726
Jorgito.730
Jorgito.GR
Josefine.844
Joshi.B
Jouc.1608
Jouc.1608 (x)
Jovial.503
Jovial.506
JPEG.Trojan
JpegKiller.788
Jrio.764
JS.Aphex
JS.Asylum.dr
JS.Bunny.1455
JS.Bunny.1455 (2)
JS.Cardsteal.Trojan
JS.Conscy
JS.Crus@mm
JS.Cursors
JS.Dawn
JS.Dawn@mm
JS.DDOS
JS.Derhat
JS.Destroyer.A
JS.Disease
JS.Disturbed.B@m
JS.DogRev.dr
JS.DriveFormat.B
JS.Fortnight
JS.Fortnight.D
JS.Fox
JS.Funtime
JS.Gabriel
JS.Gigger.A@mm
JS.HTADropper
JS.Iam.intd
JS.IBBM.Kit
JS.JSG
JS.JSV
Js.JudgeDay
Js.KakWorm.D
JS.KakWorm.F
JS.KakWorm.H
JS.KakWorm.Variant
JS.KakWorm.Z
JS.Lame.A
JS.Lamnireg.A.Trojan
JS.Loop
JS.LostSoul.Worm
JS.Macar
JS.Mailbomb.Trojan
JS.Marfan
JS.Maris
JS.Menger.Worm
JS.Mountoni@mm
JS.Paula
JS.Prawn.A@mm
JS.Pretex
JS.Radirc
JS.Resizer
JS.Reven@mm
JS.Scob.Trojan!inf
JS.Screegor
JS.Seeker.C
JS.Seeker.D
JS.Seeker.H
JS.Share
JS.Sigbug
JS.Sinop
JS.Spacehero
JS.StartMe
JS.Stealus
JS.Tipsy.1969
JS.Torvel.B.Dr
JS.Tramp.A
JS.Tramp.B
JS.Trier.intd
JS.Trojan.Recycled
JS.Trojan.Runner
JS.TRun98
JS.TRunNT
JS.VBSWG.dr
JS.Yama@m
JS.Zalma@mm
JT-8.1000
JTD.737
JTTP.3423
Juhuu.317
Julia.1000
Julia.8300
Julie.1000
Julie.1027
July 13th
July 13th (Gen1)
July 13th.1199
July 13th.1203
July14.512
Jump
Jump.484
Jump.484.B
JumpBoot
JumpBoot (b)
June 12th.2265 (1)
June 12th.2265 (1)(x)
June 14th
June 14th (x)
June 16th
June.1919
June8.1898
June_24th.570
Junior
Junior.224
Junkie Boot
Junkie.B
Junkie.mp.1308
Juntador.Trojan
Jurasic.3242
Jurasic.3242 (2)
Just.1056
Just.398
Justice.1242
Justice.1242.B
JV.BrownOrifice.Class
Jvirus.2290
JVS.Sentinel
JVW.893
JVW.928 (1)
JVW.928 (2)
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STAR Antimalware Protection Technologies
2014 Internet Security Threat Report, Vol 19