Virus Database

Bubonic.2181

Description Bubonic.2181

It's a dangerous memory resident parasitic virus. It hooks INT 21h, 6Bh and writes itself at the end of .COM- and .EXE-files when they are accessed. On opening the infected file the virus cures this one. Sometimes it overwrites the files by the trojan program which erases the hard drive sectors and displays: "Ooops, Sorryall". This virus also contains the internal text:
Bubonic[BBP],alpha.02a,fixedFCBbug.Soon:tightercode,anti-(debug,heuristics),norunifanti-virusprog.running(FSP,etc.)bettermemorystealthNEW!genetic,algorithmicdarwin-encryptionandadroplibraryofmanyvirii,alllessthan6k!

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SVS.a

Description SVS.a

It is a dangerous memory resident boot virus. It hooks INT 13h and writes itself to the MBR of the hard drive and boot sector of floppy disks. The virus has a bug and does infect correctly only 360K floppy disks. While infecting other floppy disks the virus may corrupt data on them. While infecting the MBR the virus overwrites it and does not save the original sector. To load system while loading from infected MBR the virus scans Partition Table and passes control to active boot sector.

Swalker.1266

Description Swalker.1266

It is not a dangerous memory resident parasitic virus. It hooks INT 1Ch, 21h and writes itself to the end of .COM files that are executed or opened. Sometimes it changes the keyboard flags. It contains the text string:
Sleepwalker. (c) OPTUS 1993.

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