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Virux RX is a virus scanning tool made and distributed by Apple that can find these types of virii: SCORES, nVIR, INIT 29, ANTI, WDEF.
It does not clean or repair files, it only reports suspicious files and warns the user that they should delete them.
virusrx.sit (74.45 KiB / 76.24 KB)
Virus RX v1.6 / compressed w/ Stuffit
Virus-Rx-1-5.sit (32.82 KiB / 33.61 KB)
Virus RX v1.5 (1989) / compressed w/ Stuffit
Mac OS 4.x - Mac OS 9.2.2
Emulating this? It should run fine under: Basilisk II