""ET TROJAN Win32/VB.AAF Checkin""

SID: 2044368

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_02_27, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2023_02_27

Reference:

  • md5

  • 15df8f4bd6fbd26558fe210031d281ec

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "/troep/mon/mon.php?n=" Depth: 21

  • Value: "&u="

  • Value: "&v="

  • Value: "&a="

  • Value: "&i="

  • Value: "Mozilla|2f|4|2e|0|20 28|compatible|3b 20|Win32|3b 20|WinHttp|2e|WinHttpRequest|2e|5|29|"

Within:

PCRE: "/User-Agent\x3a\x20Mozilla\x2f4\x2e0\x20\x28compatible\x3b\x20Win32\x3b\x20WinHttp\x2eWinHttpRequest\x2e5\x29/Hi"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_header

source