Details Aref.890 This is a memory resident parasitic virus. It hooks INT 21h and writes itself to the end of files that are executed. It infects both COM and EXE files. On Thursdays it also erases the CMOS, hooks INT 1Ch and on each timer tick, displays the following message: [ AREF V.3.0 ] i.e., the virus halts the computer, and fills the screen with this message. If this text is modified in the virus code, the virus will erase the CMOS any time an infected program is executed. This virus also contains the text: << Towards a better tomorrow! >>

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