""ET TROJAN TA453 BellaCiao CnC Domain in DNS Lookup (mail-updateservice .info)""

SID: 2045221

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_04_27, deployment Perimeter, malware_family TA453, malware_family BellaCiao, performance_impact Low, signature_severity Major, updated_at 2023_04_27, reviewed_at 2023_08_21

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: "|12|mail-updateservice|04|info|00|"

Within: 7

PCRE:

Special Options:

  • nocase

  • fast_pattern

source