3 ms·
I'm not sure if it's still true, but it used to be that ~half of all antivirus would flag an executable if you compressed it with UPX.
by eyegor 2y ago
I'm not sure if it's still true, but it used to be that ~half of all antivirus would flag an executable if you compressed it with UPX.
- cinntaile 2y agoYou could sometimes bypass this by opening the file with a hexeditor and change a meaningless value. When UPX was popular there were also alternative file compressors that could also be used to sometimes bypass this issue.