Hashbusters

Add random gibberish to the body

    rtezkaehjx    twyi
    OUR US DOCTORS WILL WRITE YOU A PRESCR1PTION FOR FREE!
    ddvtab eztua
    http://www.jtgxsezyk.com@www.oiadjdjist.biz/cf634/

Hash signatures no longer match

If used at start of base64-encoded mail, patterns that occur later in the base64'd data will no longer match