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Details
BigMouse Family
These are memory resident encrypted parasitic viruses. They hook INT 21h, and write themselves at the end of EXE-files that are executed. They contain the internal text string "SCANCLEAVIRSF-PRCPAV", and do not infect files with the names from this string (SCAN*.*, CLEA*.*, VIRS*.*, F-PR*.* and CPAV*.*). On November 23rd, "BigMouse.900" displays the following message:
G+A=
Press a key to go on
On the 23rd of every month, "BigMouse.1007" displays:
BigMouse and Anna love each other
Press any key to go on
"BigMouse.998" is a dangerous virus. In April, it overwrites the disk sectors. It contains the internal text string: "-=GC73=-". |
