These spams send email from user mail to him (spam himself)
So the user receive message say
Not I have kaspersky anti spam with last update and kasperky anti-viruses last update
Delivery Failure Report
was not delivered to: firstname.lastname@example.org
because: Host 127.0.0.1[127.0.0.1] said: 550 5.7.1 Message rejected (The message has been rejected by spam filtering engine.) (in reply to end of DATA command)
(Here Viagra picture product )
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