Date activated computer viruses
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Monthly Occurrences
Thurs. the 12th Viruses
Friday the 13th Viruses
Sat. the 14th Viruses
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Virus Definitions
Today, is:
Below is a listing of computer viruses that are date activated meaning they will not infect the computer until the specified date. There are millions of other viruses that will infect your computer immediately. The majority of the below viruses no longer pose threats to computers that are running the latest Virus Scanner Updates, we have marked viruses that you are more likely to see in red. See the virus information page for further information.
The below viruses will occur each month on the below specified dates.
| Date | Virus | Type |
| 3 | Die_Hard (Alias DH2) | R | E |
| 7 | Letter_h | R | E |
| 8 | Taiwan | N | E |
| 9 | Quiz | N | E |
| 10 | Helper Quiz | MAC N | E |
| 11 | Die_Hard (Alias DH2) | R | E |
| 13 | DR&ET (Alias DRET) | R | E |
| 15 | Die_Hard (Alias DH2) | R | E |
| 17 | Scool_Suck | N | E |
| 18 | Form (Alias Form_A) | R | MBR |
| 19 | Bandung | MAC |
| 20 | Dual_GTM (Alias Bewarebug) | R | E |
| 21 | Pastika | R | E |
| 22 | Pastika Crepate | R | E S | E | MBR |
| 25 | PayCheck (Alias Bukit) FaxFree (Alias Mosquito) | MAC R | E |
| 26 | CIH Ver 1.4 (Alias PE_CIH, CIHV, Spacefiller, Chernobyl) FaxFree (Alias Mosquito) | R | E | R | E |
| 27 | Talon.B | MAC |
| 28 | Die_Hard (Alias DH2) | R | E |
| 29 | Geek | R | E |
| Date | Virus | Type |
12 | Thursday 12th (Alias CD) | R | E |
| Date | Virus | Type |
13 | Jerusalem Virus Concept.BZ (Alias Haifa, Prank) Relzfu (Alias Fake Virx) Friday Omega (Alias Reset, Friday 13th) Ghost (Alias Chosts) Jihuu.621 (Alias 621) Leningrad | R | E MAC N | E MAC N | E H R | E N | E |
| Date | Virus | Type |
14 | Saturday 14th (Alias Durban) | R | E |
| Date | Virus | Type |
| 1 | Extras | MAC |
| 5 | Joshi S | R | MBR |
| 24 | Experimental | S | E |
| Date | Virus | Type |
| 7 | Swiss_Boot (Alias Swiss Army) | B | R |
| 17 | Peter_II (Alias Peter) | B | R | MBR |
| Date | Virus | Type |
| 10 | Raadioga (Alias Nilz, BIOS Password) | P | CMOS |
| 14 | Rogue (Peligo) | R | E |
| 25 | Finnish Sprayer (Alias Finland) | R | E |
| Date | Virus | Type |
1 | Suriv 1 April_1.exe April_1.com | R | E R | E R | E |
| 2 | Leo B | R | E |
| 7 | Fifteen_Years (Alias Espejo, 15_Years, Trabajo_hacer.b) | R | B | MBR |
| 10 | Olivia | R | E |
26 | CIH v1.2 Virus (Alias PE_CIH, CIHV, Spacefiller, Chernobyl) | R | E |
| 30 | Nightbird | N | E |
| Date | Virus | Type |
| 1 | Prudents | R | E |
| 4 | Prudents | R | E |
| 5 | Vienna.Bua (Alias Bua, Butthead, Big Caibua, Vienna 2278) | R | E |
| 19 | Disnomia | R | E |
| 20 | Kthulhu | N | E |
| 21 | Divina | MAC |
| 22 | Galicia (Alias Telefonica.D) | R | B | MBR |
| 26 | Findme (Alias Find_me) | R | B | MBR |
| Date | Virus | Type |
| 1 | Hark (Alias Harkone) | MAC |
| 6 | Danish Tiny (Alias Kennedy) | N | E |
| 16 | June 16th (Alias Pretoria) | N | E |
| 18 | Talon | MAC |
26 | CIH v1.2 Virus (Alias PE_CIH, CIHV, Spacefiller, Chernobyl) DOShunt | R | E R | E |
| Date | Virus | Type |
| 7 | Hanko (Alias Monica) | R | E |
| 13 | July 13th | R | E |
| Date | Virus | Type |
| 15 | Buero | MAC |
| 19 | Russia_Flag (Alias Russia) | R | B | MBR |
22 | Hare (Alias HDEuthansia, Krna, Krishna, RD Euthanasia | R | B | S | E | MBR |
| 31 | Combat | P | MAC |
| Date | Virus | Type |
| 1 | Tenbyte | R | E |
| 9 | Little_Red Markt | R | E N | E |
| 11 | Baboon B | R | B | MBR |
| 18 | Stardot (Alias September 18th) | N | E |
22 | Frodo Hare (Alias HDEuthanasia, Krsna, Krishna, RD Euthanasia) | R | S | E R | B | S | E | MBR |
| Date | Virus | Type |
| 8 | Monika | R | E |
| 13 | DataCrime (Alias Columbus Day) | N | E |
| 20 | Helloween | R | E |
| 21 | Glupak (Alias Freaky, THU, Suicidal Dram) Leandro (Alias Timewarp) | N | E R | B | MBR |
| 23 | Angus Niknat | MAC MAC |
| 31 | Enjoy | R | E |
| Date | Virus | Type |
| 7 | Hungarian (Alias Nov8, Hungaria, DirFill, Kiss, Zu) | R | E |
| 11 | Flower | N | E |
| 15 | J&M (Alias Hasita, Jimi) | R | B |
| 17-30 | 768 | R | E |
| 18 | Danish Tiny (Alias Kennedy) | N | E |
| 22 | Danish Tiny (Alias Kennedy) | N | E |
| Date | Virus | Type |
| 1 | Sux | N | E |
| 4 | Zappa | R | B | MBR |
| 8 | Chance (Alias Lennon, 60_boots) | R | O |
| 13 | Notice | MAC |
| 17 | RP (Alias Rhubarb) | R | B | S | MBR |
| 24 | Cantando | N | E |
| 25 | Japanese Xmas (Alias Christmas in Japan, Japanese Christmas, Xmas in Japan) SVS | N | E R | E |
| 26 | Findme (Alias Find_me) Little_Red (Alias Mao) | R | B | MBR R | E |
| 28 | KMIT (Alias Pro, BIOS) | S | E |