""ET INFO SUSPCIOUS Non-standard base64 charset used for encoding""

SID: 2017364

Revision: 6

Class Type: bad-unknown

Metadata: created_at 2013_08_21, updated_at 2013_08_21

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

  • Value: " & 15) << 4)"

  • Value: "(|22|"

  • Value: !"|22|"

  • Value: "|22|"

  • Value: !"0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"

  • Value: !"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"

  • Value: !"abcdefghijklmnopqrstuvwxyz0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"

  • Value: !"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"

  • Value: !"ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz"

  • Value: !"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"

Within: 62

PCRE:

Special Options:

  • file_data

  • fast_pattern

source