rule eicar { meta: description = "Rule to detect Eicar pattern" author = "Marc Rivero | @seifreed" hash1 = "275a021bbfb6489e54d471899f7db9d1663fc695ec2fe2a2c4538aabf651fd0f" strings: $s1 = "X5O!P%@AP[4\\PZX54(P^)7CC)7}$EICAR-STANDARD-ANTIVIRUS-TEST-FILE!$H+H*" fullword ascii condition: all of them }