""ET TROJAN Win32/Wacatac.B!ml CnC Checkin""

SID: 2037235

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_06_30, deployment Perimeter, malware_family Wacatac_B_ml, signature_severity Major, updated_at 2022_09_16

Reference:

• md5

• 082ba31c83e3fc1114b6444111e88019

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: !25

Flow: established,to_server

Contents:

• Value: "|73 61 0d 0a|"

Within:

PCRE:

Special Options:

• fast_pattern

source