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Jerusalem (computer virus)

Jerusalem is a logic bomb DOS virus first detected at Hebrew University of Jerusalem, in October 1987. On infection, the Jerusalem virus becomes memory resident (using 2kb of memory), and then infects every executable file run, except for COMMAND.COM. COM files grow by 1,813 bytes when infected by Jerusalem and are not re-infected. Executable files grow…

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Aliases
Arab Star · Friday 13th · Israeli
Classification
Unknown
Platform
DOS
Type
Computer virus

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Jerusalem (computer virus)

Nodes43
Edges42
Triples8
Avg. degree1.95
Density0.046512
Components1

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Jerusalem (computer virus)

Top relations

Aliases · 3
Jerusalem (computer virus) → Arab Star, Friday 13th, Israeli
Classification · 1
Jerusalem (computer virus) → Unknown
Platform · 1
Jerusalem (computer virus) → DOS
Type · 1
Jerusalem (computer virus) → Computer virus

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Important terminology

virus files exe com jerusalem bytes infected grow infects run 13th file friday sunday memory program original causes westwood command

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Jerusalem (computer virus)AliasesArab Star1.00infobox
Jerusalem (computer virus)AliasesFriday 13th1.00infobox
Jerusalem (computer virus)AliasesIsraeli1.00infobox
Jerusalem (computer virus)ClassificationUnknown1.00infobox
Jerusalem (computer virus)PlatformDOS1.00infobox
Jerusalem (computer virus)TypeComputer virus1.00infobox
a floppy diskinstance ofthe virus is not able to infect a file on a read-only device0.80text
Virus Bulletin used to use Westwood to test virus scanners for ability to distinguish Jerusalem variantsinstance ofOrganizations0.80text

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