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The Malware Museum

Mikko Hypponen

The Malware Museum is a collection of malware programs, usually viruses, that were distributed in the 1980s and 1990s on home computers. Once they infected a system, they would sometimes show animation or messages that you had been infected.

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The Malware Museum
Malware Example: CRASH.COM
Malware Example: CRASH.COM
software

eye 62,932

favorite 17

comment 3

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 3 reviews )
The Malware Museum
Malware Example: LSD.COM
Malware Example: LSD.COM
software

eye 49,879

favorite 22

comment 6

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavorite ( 6 reviews )
The Malware Museum
Malware Example: Q WALKER.COM
Malware Example: Q WALKER.COM
software

eye 51,123

favorite 7

comment 3

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavorite ( 3 reviews )
The Malware Museum
Malware Example: HYDRA_II.COM
Malware Example: HYDRA_II.COM
software

eye 11,657

favorite 2

comment 3

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 3 reviews )
The Malware Museum
Malware Example: SKYNET.COM
Malware Example: SKYNET.COM
software

eye 62,472

favorite 12

comment 4

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 4 reviews )
The Malware Museum
Malware Example: KUKU.COM
Malware Example: KUKU.COM
software

eye 17,388

favorite 6

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: ELVIRA G.COM
Malware Example: ELVIRA G.COM
software

eye 17,810

favorite 1

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: MARINE.COM
Malware Example: MARINE.COM
software

eye 25,171

favorite 3

comment 2

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
( 2 reviews )
The Malware Museum
Malware Example: TECHNO.COM
Malware Example: TECHNO.COM
software

eye 21,103

favorite 5

comment 2

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 2 reviews )
The Malware Museum
Malware Example: MARS G.COM
Malware Example: MARS G.COM
software

eye 32,260

favorite 11

comment 6

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 6 reviews )
The Malware Museum
Malware Example: Q CASINO.COM
Malware Example: Q CASINO.COM
software

eye 50,484

favorite 7

comment 7

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 7 reviews )
The Malware Museum
Malware Example: HYMN.COM
Malware Example: HYMN.COM
software

eye 36,277

favorite 7

comment 6

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 6 reviews )
The Malware Museum
Malware Example: KUKAC.COM
Malware Example: KUKAC.COM
software

eye 5,399

favorite 1

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: VIRDEM.COM
Malware Example: VIRDEM.COM
software

eye 22,885

favorite 5

comment 2

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 2 reviews )
The Malware Museum
Malware Example: Q FRODO.COM
Malware Example: Q FRODO.COM
software

eye 14,133

favorite 1

comment 2

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 2 reviews )
The Malware Museum
Malware Example: COFFSHOP.COM
Malware Example: COFFSHOP.COM
software

eye 74,642

favorite 13

comment 4

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 4 reviews )
The Malware Museum
Malware Example: Q TEQUIL.COM
Malware Example: Q TEQUIL.COM
software

eye 13,662

favorite 1

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: PPSCARE.COM
Malware Example: PPSCARE.COM
software

eye 4,589

favorite 1

comment 0

Malware Example: PPSCARE.COM *PPSCARE.COM - upon invocation, PingPongScare (tm) will become resident and clutter the screen with the characteristic "bouncing ball" of the PingPong boot block infector. Computing can continue while PingPongScare is in effect.
The Malware Museum
Project Cyber Virus Presentation at Swissnex
Project Cyber Virus Presentation at Swissnex
by Daniel White
movies

eye 8,471

favorite 3

comment 4

A quick presentation on Virus History by Daniel White at Project Cyber Virus, held on May 5th, 2015 at Swissnex San Francisco. In 2004, Daniel White’s computer was infected with the Sasser worm, a fast-spreading autonomous worm that made millions of computers around the world reboot continuously. Fascinated by the concept of malware, he spent the following years learning everything he could about the subject, from general malware news to specific details of every virus, becoming a self-taught...
favoritefavoritefavoritefavoritefavorite ( 4 reviews )
Topics: Virus, History, Malware
The Malware Museum
Malware Example: NOPSRN G.COM
Malware Example: NOPSRN G.COM
software

eye 5,189

favorite 1

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: A A.COM
Malware Example: A A.COM
software

eye 84,714

favorite 3

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: ITL-SIMX.COM
Malware Example: ITL-SIMX.COM
software

eye 3,854

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages. This item comes from a 1990 project of the British Computer Virus Research Centre, and contains additional controls to study the virus in action.
The Malware Museum
Malware Example: COSMOS G.COM
Malware Example: COSMOS G.COM
software

eye 4,094

favorite 2

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: HH HH.COM
Malware Example: HH HH.COM
software

eye 8,885

favorite 3

comment 3

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 3 reviews )
The Malware Museum
Malware Example: DELYRIUM.COM
Malware Example: DELYRIUM.COM
software

eye 6,849

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: NAMELESS.COM
Malware Example: NAMELESS.COM
software

eye 4,144

favorite 1

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
( 1 reviews )
The Malware Museum
Malware Example: HAFEN.COM
Malware Example: HAFEN.COM
software

eye 7,435

favorite 2

comment 2

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 2 reviews )
The Malware Museum
Malware Example: FLAME.COM
Malware Example: FLAME.COM
software

eye 8,823

favorite 0

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: META1103.COM
Malware Example: META1103.COM
software

eye 5,278

favorite 0

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
( 1 reviews )
The Malware Museum
Malware Example: SPARTAK2.COM
Malware Example: SPARTAK2.COM
software

eye 4,557

favorite 0

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
( 1 reviews )
The Malware Museum
Malware Example: FROLL.COM
Malware Example: FROLL.COM
software

eye 3,372

favorite 0

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: ITALIAN.COM
Malware Example: ITALIAN.COM
software

eye 7,936

favorite 4

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: HA.COM
Malware Example: HA.COM
software

eye 12,512

favorite 2

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: FUMN-SIM.COM
Malware Example: FUMN-SIM.COM
software

eye 5,615

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages. This item comes from a 1990 project of the British Computer Virus Research Centre, and contains additional controls to study the virus in action.
The Malware Museum
Malware Example: AIDS 552.COM
Malware Example: AIDS 552.COM
software

eye 18,929

favorite 4

comment 2

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavorite ( 2 reviews )
The Malware Museum
Malware Example: ZHU.COM
Malware Example: ZHU.COM
software

eye 13,947

favorite 1

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: ITAL-SIM.COM
Malware Example: ITAL-SIM.COM
software

eye 2,831

favorite 1

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages. This item comes from a 1990 project of the British Computer Virus Research Centre, and contains additional controls to study the virus in action.
The Malware Museum
Malware Example: Q V SIGN.COM
Malware Example: Q V SIGN.COM
software

eye 4,815

favorite 3

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: SHAKER.COM
Malware Example: SHAKER.COM
software

eye 3,014

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: Q T FE03.COM
Malware Example: Q T FE03.COM
software

eye 2,757

favorite 0

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: I13.COM
Malware Example: I13.COM
software

eye 3,850

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: CASCARE.COM
Malware Example: CASCARE.COM
software

eye 2,420

favorite 0

comment 0

Malware Example: CASCARE.COM *CASCARE.COM - upon invocation, CascadeScare (tm) will become resident. After a brief pause, the characteristic rat-a-tat sound of the Cascade virus and its nifty falling letters effect will be seen. This will continue intermittently, for as long as CascadeScare is resident. If the computer is in graphics mode, only the rat-a-tat sound effect will be noticed.
The Malware Museum
Malware Example: ARIANNA.COM
Malware Example: ARIANNA.COM
software

eye 10,066

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: PYRAMID.COM
Malware Example: PYRAMID.COM
software

eye 12,640

favorite 2

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: GIRLS.COM
Malware Example: GIRLS.COM
software

eye 6,587

favorite 3

comment 2

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 2 reviews )
The Malware Museum
Malware Example: ZOHRA.COM
Malware Example: ZOHRA.COM
software

eye 12,287

favorite 0

comment 2

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 2 reviews )
The Malware Museum
Malware Example: CECE.COM
Malware Example: CECE.COM
software

eye 2,822

favorite 3

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: MORSE.COM
Malware Example: MORSE.COM
software

eye 3,087

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: HATE.COM
Malware Example: HATE.COM
software

eye 5,062

favorite 0

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: AMBULANC.COM
Malware Example: AMBULANC.COM
software

eye 11,446

favorite 2

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: LITTBROT.COM
Malware Example: LITTBROT.COM
software

eye 4,132

favorite 1

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: CENTIPED.COM
Malware Example: CENTIPED.COM
software

eye 7,293

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: STUNNING.COM
Malware Example: STUNNING.COM
software

eye 3,420

favorite 0

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: DEN ZUK.COM
Malware Example: DEN ZUK.COM
software

eye 4,333

favorite 1

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: MALMSEY.COM
Malware Example: MALMSEY.COM
software

eye 2,899

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: YNK-SIMX.COM
Malware Example: YNK-SIMX.COM
software

eye 17,551

favorite 0

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages. This item comes from a 1990 project of the British Computer Virus Research Centre, and contains additional controls to study the virus in action.
favoritefavoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: FUM-SIMX.COM
Malware Example: FUM-SIMX.COM
software

eye 2,727

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages. This item comes from a 1990 project of the British Computer Virus Research Centre, and contains additional controls to study the virus in action.
The Malware Museum
Malware Example: CSC-SIMX.COM
Malware Example: CSC-SIMX.COM
software

eye 2,567

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages. This item comes from a 1990 project of the British Computer Virus Research Centre, and contains additional controls to study the virus in action.
The Malware Museum
Malware Example: ORO-SIMX.COM
Malware Example: ORO-SIMX.COM
software

eye 2,721

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages. This item comes from a 1990 project of the British Computer Virus Research Centre, and contains additional controls to study the virus in action.
The Malware Museum
Malware Example: MTZ.COM
Malware Example: MTZ.COM
software

eye 4,520

favorite 1

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: MARKIZ.COM
Malware Example: MARKIZ.COM
software

eye 6,292

favorite 1

comment 2

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 2 reviews )
The Malware Museum
Malware Example: CREW.COM
Malware Example: CREW.COM
software

eye 5,626

favorite 1

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
The History and the Evolution of Computer Viruses
The History and the Evolution of Computer Viruses
by Mikko Hypponen
movies

eye 20,844

favorite 20

comment 0

Presented at DEF CON 19 in Las Vegas, Nevada in 2011. "It's 2011, so this year it's going to be 25 years since Brain.A, the first PC virus, Join Mikko Hypponen as he talks about the history and evolution of computer viruses. From Brain to Stuxnet, he's spent his career tracking malware and will give a pretty good rundown on what has happened, when and why it mattered. Mikko Hypponen is based in Helsinki, Finland. He has been analysing computer viruses for more than 20 years. He has written...
The Malware Museum
Malware Example: REDCODE.COM
Malware Example: REDCODE.COM
software

eye 11,206

favorite 2

comment 3

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 3 reviews )
The Malware Museum
Malware Example: TUCUMAN.COM
Malware Example: TUCUMAN.COM
software

eye 2,814

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Virus Activation Routines
Virus Activation Routines
by Mikko Hyppönen
texts

eye 1,909

favorite 3

comment 0

This paper categorizes different types of virus activation routines which are found in existing viruses and also discusses what triggers these activation routines. Common viruses are used as examples where possible. This paper also covers why it is important to know what a virus exactly does if you are infected by one. Some horror stories of the worst possible activation routine in a virus are also included. The scope of this paper is limited to PC compatible machines.
Topics: virus, viruses, activation, routines, routine, antivirus, user, mosaic, hard, machine, activation...
The Malware Museum
Malware Example: OROP-SIM.COM
Malware Example: OROP-SIM.COM
software

eye 2,774

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages. This item comes from a 1990 project of the British Computer Virus Research Centre, and contains additional controls to study the virus in action.
The Malware Museum
Malware Example: SHIFTER.COM
Malware Example: SHIFTER.COM
software

eye 16,198

favorite 1

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: SCREENMI.COM
Malware Example: SCREENMI.COM
software

eye 2,853

favorite 2

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: FUM-SIMD.COM
Malware Example: FUM-SIMD.COM
software

eye 2,581

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages. This item comes from a 1990 project of the British Computer Virus Research Centre, and contains additional controls to study the virus in action.
The Malware Museum
Malware Example: CHAD.COM
Malware Example: CHAD.COM
software

eye 7,298

favorite 2

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
favoritefavoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: MARAWI.COM
Malware Example: MARAWI.COM
software

eye 2,854

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.
The Malware Museum
Malware Example: CASC-SIM.COM
Malware Example: CASC-SIM.COM
software

eye 3,138

favorite 1

comment 1

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages. This item comes from a 1990 project of the British Computer Virus Research Centre, and contains additional controls to study the virus in action.
favoritefavoritefavoritefavoritefavorite ( 1 reviews )
The Malware Museum
Malware Example: YANK-SIM.COM
Malware Example: YANK-SIM.COM
software

eye 4,276

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages. This item comes from a 1990 project of the British Computer Virus Research Centre, and contains additional controls to study the virus in action.
The Malware Museum
Malware Example: QSPRAYER.COM
Malware Example: QSPRAYER.COM
software

eye 3,278

favorite 0

comment 0

An example of an MS-DOS-based virus, now removed of its destructive capability but leaving its messages.

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