Email Body: Structural

Number of sentence begin with upper case

Statistical

Email Body: Structural

Number of sentence begin with lower case

Statistical

Email Body: Paper

Character frequency “!”

Malicious

Email Body: Paper

Character frequency “$”

Malicious

Email Body: Paper

Word frequency remove

Malicious

Email Body: Paper

Word frequency credit

Malicious

Email Body: Paper

Word frequency hp

Malicious

Email Body: Paper

Word frequency edu

Malicious

Email Body: Paper

Word frequency free

Malicious

Email Body: Paper

Word frequency George

Malicious

Email Body: Paper

Capital run length longest

Malicious

Email Body: Paper

Capital run length total

Malicious

Email Body: General

Email size

Malicious

Attachments: General

No. of URL

Malicious

Attachments: General

URL unique

Malicious

Attachments: General

Multipart/Mixed

Malicious

Attachments: General

Multipart/Mixed unique

Malicious

Attachments: General

Multipart/Alternative

Malicious

Attachments: General

Multipart/Alternative unique

Malicious

Attachments: General

Text/Plain

Malicious

Attachments: General

Text/Plain unique

Malicious