""ET TROJAN RubySleet APT TrollAgent CnC Domain in DNS Lookup (ai .kostin .p-e .kr)""

SID: 2050694

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 2024_02_02, deployment Perimeter, malware_family TrollAgent, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_02_02

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: "|02|ai|06|kostin|03|p-e|02|kr|00|"

Within: 18

PCRE:

Special Options:

  • fast_pattern

  • nocase

source