""ET TROJAN Win32/AutoIt.NU Miner Dropper CnC Checkin""

SID: 2025598

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 2018_06_21, deployment Perimeter, malware_family Autoit_NU, performance_impact Low, signature_severity Major, tag Dropper, updated_at 2018_06_21

Reference:

  • md5

  • cd7a49513771efd9d4de873956ef8af5

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 1024:

Flow: established,to_server

Contents:

  • Value: "POST /?id=" Depth: 10

  • Value: "&pt="

  • Value: "|0d 0a 0d 0a|"

  • Value: "|0d 0a|Content-Type|3a 20|application/x-www-form-urlencoded"

  • Value: "|0d 0a|Accept|3a 20|"

  • Value: !"|0d 0a|Accept-"

  • Value: !"|0d 0a|Cache"

  • Value: !"|0d 0a|Referer|3a 20|"

Within: 20

PCRE: "/^User-Agent\x3a\x20[a-f0-9]{32}\r?\n?$/mi"

Special Options:

  • fast_pattern

source