""ET TROJAN MSIL/Firebird RAT CnC Checkin""

SID: 2029606

Revision: 3

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_03_11, deployment Perimeter, malware_family Firebird, signature_severity Major, updated_at 2020_04_28, reviewed_at 2024_04_30

Reference:

  • md5

  • ede8ebfc82463d1e7e6f29ca66f96514

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 1024:

Flow: established,to_server

Contents:

  • Value: "|01 00 00 00 ff ff ff ff 01 00 00 00 00 00 00 00 06 01 00 00 00|" Depth: 22

  • Value: "|0b|"

Within:

PCRE:

Special Options:

  • fast_pattern

source