""ET TROJAN ToddyCat Ninja Backdoor CnC Domain in DNS Lookup (eohsdnsaaojrhnqo .windowshost .us)""
SID: 2037119
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2022_06_24, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2022_06_24
Reference:
Protocol: udp
Source Network: $HOME_NET
Source Port: any
Destination Network: any
Destination Port: 53
Flow:
Contents:
-
Value: "|01|" Depth: 1 Offset: 2
-
Value: "|00 01 00 00 00 00 00|"
-
Value: "|10|eohsdnsaaojrhnqo|0b|windowshost|02|us|00|"
Within: 33
PCRE:
Special Options:
-
nocase
-
fast_pattern