[GTER] DDoS proveniente do PTT-SP

Marcelo Gondim gondim at bsdinfo.com.br
Thu Sep 22 19:50:56 -03 2016


Em 22/09/2016 17:06, Marcelo Gondim escreveu:
> Pessoal,
>
> Estamos recebendo uns ataques proveniente do PTT-SP. Alguém mais está 
> sofrendo com isso? Abaixo os gráficos e uns trechos do ataque:
Eu tinha anexado as imagens mas parece que a lista remove 
automaticamente.  :(
De qualquer forma foram 4 ataques que vieram do IX-SP. Nunca havia 
acontecido isso conosco e achei bem estranho.

>
> O gráfico acima é do PTT-SP reparem os 3 picos acima e agora abaixo 
> nosso clear channel de uma cidade nossa:
>
> Trecho do ataque:
>
> 16:55:49.224255 IP 209.74.104.250.19 > 191.xxx.xxx.22.24352: UDP, 
> length 5752
> 16:55:49.224260 IP 118.123.240.167 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224354 IP 58.213.145.93.19 > 191.xxx.xxx.22.23466: UDP, 
> length 2463
> 16:55:49.224367 IP 210.75.240.129.19 > 191.xxx.xxx.22.36682: UDP, 
> length 851
> 16:55:49.224371 IP 218.84.36.106.19 > 191.xxx.xxx.22.63604: UDP, 
> length 2931
> 16:55:49.224375 IP 209.74.104.250 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224382 IP 202.100.243.118.19 > 191.xxx.xxx.22.41245: UDP, 
> length 2329
> 16:55:49.224387 IP 218.84.36.106 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224402 IP 116.55.248.236.19 > 191.xxx.xxx.22.3819: UDP, 
> length 146
> 16:55:49.224410 IP 202.100.243.118 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224488 IP 183.60.143.145.19 > 191.xxx.xxx.22.10956: UDP, 
> length 4577
> 16:55:49.224493 IP 218.84.36.106 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224604 IP 218.84.247.80 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224608 IP 218.84.247.80.19 > 191.xxx.xxx.22.30676: UDP, 
> length 5968
> 16:55:49.224621 IP 59.53.63.97.19 > 191.xxx.xxx.22.2082: UDP, length 2915
> 16:55:49.224624 IP 209.74.104.250 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224628 IP 183.60.143.145 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224631 IP 217.195.206.32 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224729 IP 59.53.63.97 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224734 IP 209.74.104.250 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224746 IP 219.150.233.12.19 > 191.xxx.xxx.22.5535: UDP, 
> length 2644
> 16:55:49.224761 IP 183.60.143.145 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224765 IP 183.60.143.145 > 191.xxx.xxx.22: ip-proto-17
> 16:55:49.224770 IP 219.150.233.12 > 191.xxx.xxx.22: ip-proto-17
>




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