有同样服务器频繁被“OPPO A33”光顾的吗?非常之诡异。 - V2EX
dfc643

有同样服务器频繁被“OPPO A33”光顾的吗?非常之诡异。

  •  
  •   dfc643 Jul 5, 2021 4557 views
    This topic created in 1796 days ago, the information mentioned may be changed or developed.

    个人博客自 2021 年 5 月底开始,一直有 OPPO A33 的访问记录,访问内容也极其不堪入目。他通常通过博客的搜索接口 /search?kw= 来搜索各种 不堪入目 的关键词,大多为 yue 泡 相关。

    我觉得这位神秘访客,非常有意思,所以发到 V 站一起聊着,就是玩儿。也不知道有 V 友同样遇到这类问题没有?

    目的猜测

    个人猜测目的为:通过不停请求各种奇葩关键词,以便达到被搜索引擎收录。这样有 yue 泡 需求的人,可以非常方便地通过百度搜索到联系方式。由于其搜索结果嫁接在其他网站上,以至于他自己的网站不会被查封。由于遍布非常广泛,也不至于广告一时间被清理掉。

    V 站内类似案例

    • 访问记录里同一设备不停换 IP 怎么做到的? t/728966

    访问者特征

    • 所有 UA 均基于 OPPO A33
    • IP 大多数归属江苏电信(已内部报告给江苏网安,但也没什么结果)
    • 请求速率较慢,一分钟不多于 50 次
    • UA 有各类浏览器,包括但不限于:QQ 浏览器、UC 浏览器、猎豹浏览器
    • 只请求搜索接口

    个人分析

    • 访问者应该不是伪造 UA,如果为伪造 UA 没必要一直用 OPPO A33
    • 访问者可能使用群控,由于 A33 属于古董机,价格低廉是群控的不二之选

    反制行动与效果

    1. 托关系举报到江苏网安,已留日志备案,但缺乏公安的命令无后续行动
    2. 通过规则 TCP RESET 掉所有请求,但非法请求未因此而停止

    日志样例

    有兴趣的 V 友可以通过 urldecode 方式解码内容,即可知道有多不堪入目

    0.000 - IP:124.71.91.20 - RealIP:171.109.217.136(171.109.217.136, 222.217.95.84) - [03/Jul/2021:01:26:35 +0800] GET /search?kw=%E6%88%90%E9%83%BD%E9%9D%92%E7%BE%8A%E5%8C%BA%E5%A6%B9%E5%AD%90%E6%A1%91%E6%8B%BF116.93.371VX%E5%9C%BA%E8%82%89 HTTP/1.1 - 444 - Mozilla/5.0(Linux;Android 5.1.1;OPPO A33 Build/LMY47V;wv) AppleWebKit/537.36(KHTML,link Gecko) Version/4.0 Chrome/43.0.2357.121 Mobile Safari/537.36 LieBaoFast/4.51.3 0.000 - IP:124.71.91.3 - RealIP:171.109.216.180(171.109.216.180, 113.17.168.3) - [03/Jul/2021:01:26:36 +0800] GET /search?kw=%E5%A8%84%E5%BA%95%E5%A8%84%E6%98%9F%E5%8C%BA%E5%A4%A7%E5%AD%A6%E7%94%9F%E5%8F%91%E5%BB%8A769%E2%92%901%E2%92%9023VX%E5%8E%8B%E9%82%A3 HTTP/1.1 - 444 - Mozilla/5.0(Linux;Android 5.1.1;OPPO A33 Build/LMY47V;wv) AppleWebKit/537.36(KHTML,link Gecko) Version/4.0 Chrome/43.0.2357.121 Mobile Safari/537.36 LieBaoFast/4.51.3 0.000 - IP:124.71.91.3 - RealIP:171.109.216.180(171.109.216.180, 113.17.168.3) - [03/Jul/2021:01:26:36 +0800] GET /search?kw=%E5%A8%84%E5%BA%95%E5%A8%84%E6%98%9F%E5%8C%BA%E5%A4%A7%E5%AD%A6%E7%94%9F%E5%8F%91%E5%BB%8A769%E2%92%901%E2%92%9023VX%E5%8E%8B%E9%82%A3 HTTP/1.1 - 444 - Mozilla/5.0(Linux;Android 5.1.1;OPPO A33 Build/LMY47V;wv) AppleWebKit/537.36(KHTML,link Gecko) Version/4.0 Chrome/43.0.2357.121 Mobile Safari/537.36 LieBaoFast/4.51.3 0.000 - IP:124.71.91.72 - RealIP:171.111.63.55(171.111.63.55, 113.17.168.48) - [03/Jul/2021:01:26:39 +0800] GET /search?kw=%E6%94%80%E6%9E%9D%E8%8A%B1%E4%B8%9C%E5%8C%BA%E6%B4%97%E6%B5%B4%E5%A6%B9%E5%AD%9063%E2%92%907%E2%92%8E539VX%E7%83%A7%E8%B5%B7 HTTP/1.1 - 444 - Mozilla/5.0(Linux;Android 5.1.1;OPPO A33 Build/LMY47V;wv) AppleWebKit/537.36(KHTML,link Gecko) Version/4.0 Chrome/43.0.2357.121 Mobile Safari/537.36 LieBaoFast/4.51.3 0.000 - IP:124.71.91.72 - RealIP:116.9.31.107(116.9.31.107, 222.217.95.72) - [03/Jul/2021:01:26:39 +0800] GET /search?kw=%E5%92%8C%E7%94%B0%E5%A4%A7%E5%AD%A6%E7%94%9F%E5%8C%85%E5%A4%9C7135%E2%92%901%E2%92%8F9%E8%96%87%E6%9D%82%E4%B8%80 HTTP/1.1 - 444 - Mozilla/5.0(Linux;Android 5.1.1;OPPO A33 Build/LMY47V;wv) AppleWebKit/537.36(KHTML,link Gecko) Version/4.0 Chrome/43.0.2357.121 Mobile Safari/537.36 LieBaoFast/4.51.3 0.000 - IP:124.71.91.72 - RealIP:171.111.63.55(171.111.63.55, 113.17.168.48) - [03/Jul/2021:01:26:39 +0800] GET /search?kw=%E6%94%80%E6%9E%9D%E8%8A%B1%E4%B8%9C%E5%8C%BA%E6%B4%97%E6%B5%B4%E5%A6%B9%E5%AD%9063%E2%92%907%E2%92%8E539VX%E7%83%A7%E8%B5%B7 HTTP/1.1 - 444 - Mozilla/5.0(Linux;Android 5.1.1;OPPO A33 Build/LMY47V;wv) AppleWebKit/537.36(KHTML,link Gecko) Version/4.0 Chrome/43.0.2357.121 Mobile Safari/537.36 LieBaoFast/4.51.3 0.000 - IP:124.71.91.72 - RealIP:116.9.31.107(116.9.31.107, 222.217.95.72) - [03/Jul/2021:01:26:39 +0800] GET /search?kw=%E5%92%8C%E7%94%B0%E5%A4%A7%E5%ADA6%E7%94%9F%E5%8C%85%E5%A4%9C7135%E2%92%901%E2%92%8F9%E8%96%87%E6%9D%82%E4%B8%80 HTTP/1.1 - 444 - Mozilla/5.0(Linux;Android 5.1.1;OPPO A33 Build/LMY47V;wv) AppleWebKit/537.36(KHTML,link Gecko) Version/4.0 Chrome/43.0.2357.121 Mobile Safari/537.36 LieBaoFast/4.51.3 0.000 - IP:124.71.91.93 - RealIP:171.109.218.9(171.109.218.9, 113.17.168.24) - [03/Jul/2021:01:26:44 +0800] GET /search?kw=%E9%9D%92%E5%B2%9B%E5%B4%82%E5%B1%B1%E5%8C%BA%E5%A6%B9%E5%AD%90%E6%97%A5%E5%BC%8F6%E2%92%8A787939VX%E5%9D%A0%E8%BF%9B HTTP/1.1 - 444 - Mozilla/5.0(Linux;U;Android 5.1.1;zh-CN;OPPO A33 Build/LMY47V) AppleWebKit/537.36(KHTML,like Gecko) Version/4.0 Chrome/40.0.2214.89 UCBrowser/11.7.0.953 Mobile Safari/537.36 0.000 - IP:124.71.91.93 - RealIP:171.109.218.9(171.109.218.9, 113.17.168.24) - [03/Jul/2021:01:26:44 +0800] GET /search?kw=%E9%9D%92%E5%B2%9B%E5%B4%82%E5%B1%B1%E5%8C%BA%E5%A6%B9%E5%AD%90%E6%97%A5%E5%BC%8F6%E2%92%8A787939VX%E5%9D%A0%E8%BF%9B HTTP/1.1 - 444 - Mozilla/5.0(Linux;U;Android 5.1.1;zh-CN;OPPO A33 Build/LMY47V) AppleWebKit/537.36(KHTML,like Gecko) Version/4.0 Chrome/40.0.2214.89 UCBrowser/11.7.0.953 Mobile Safari/537.36 0.000 - IP:124.71.91.66 - RealIP:171.111.62.99(171.111.62.99, 113.17.168.9) - [03/Jul/2021:01:26:47 +0800] GET /search?kw=%E4%B9%A0%E6%B0%B4%E5%8E%BF%E7%81%AB%E8%BD%A6%E7%AB%99%E5%A6%B9%E5%AD%90%286397.7539VX%29%E6%81%AC%E6%81%AC%E5%A6%B9%E5%AD%90...rcc.htm HTTP/1.1 - 444 - Mozilla/5.0(Linux;Android 5.1.1;OPPO A33 Build/LMY47V;wv) AppleWebKit/537.36(KHTML,link Gecko) Version/4.0 Chrome/43.0.2357.121 Mobile Safari/537.36 LieBaoFast/4.51.3 0.000 - IP:124.71.91.66 - RealIP:171.111.62.99(171.111.62.99, 113.17.168.9) - [03/Jul/2021:01:26:47 +0800] GET /search?kw=%E4%B9%A0%E6%B0%B4%E5%8E%BF%E7%81%AB%E8%BD%A6%E7%AB%99%E5%A6%B9%E5%AD%90%286397.7539VX%29%E6%81%AC%E6%81%AC%E5%A6%B9%E5%AD%90...rcc.htm HTTP/1.1 - 444 - Mozilla/5.0(Linux;Android 5.1.1;OPPO A33 Build/LMY47V;wv) AppleWebKit/537.36(KHTML,link Gecko) Version/4.0 Chrome/43.0.2357.121 Mobile Safari/537.36 LieBaoFast/4.51.3 

    IP 段统计

    C 类地址 拦截次数
    171.109.216.0/24 184473
    171.109.218.0/24 145898
    49.74.3.0/24 88310
    171.109.217.0/24 86588
    49.82.87.0/24 84098
    49.74.23.0/24 83748
    49.82.145.0/24 78688
    49.74.2.0/24 76928
    171.109.219.0/24 63766
    116.9.31.0/24 57480
    49.82.162.0/24 56462
    117.60.201.0/24 52070
    117.60.203.0/24 51932
    117.60.200.0/24 48514
    117.60.202.0/24 48034
    171.111.62.0/24 44892
    171.111.63.0/24 40282
    49.87.53.0/24 39208
    49.89.163.0/24 38776
    49.89.167.0/24 37322
    49.89.162.0/24 36384
    49.89.165.0/24 36302
    49.89.161.0/24 35862
    49.89.160.0/24 35790
    49.89.164.0/24 34274
    49.89.166.0/24 33730
    117.95.181.0/24 33662
    49.87.32.0/24 33216
    117.95.166.0/24 32436
    117.95.182.0/24 31426
    117.95.165.0/24 31304
    117.95.167.0/24 30888
    49.87.13.0/24 30536
    121.226.150.0/24 30414
    121.226.151.0/24 30160
    117.95.180.0/24 29962
    121.226.148.0/24 29902
    117.95.164.0/24 29688
    117.95.183.0/24 29658
    116.9.34.0/24 27352
    121.226.149.0/24 26936
    114.239.56.0/24 26858
    114.239.59.0/24 25016
    114.239.57.0/24 24924
    114.239.63.0/24 24876
    114.239.58.0/24 24204
    114.239.62.0/24 23814
    106.110.207.0/24 23436
    114.239.60.0/24 23172
    114.239.61.0/24 21650
    49.87.17.0/24 17900
    180.139.242.0/24 15612
    121.234.248.0/24 15034
    121.234.251.0/24 14760
    121.234.249.0/24 14582
    121.234.250.0/24 14222
    106.110.208.0/24 14218
    106.125.148.0/24 7024
    106.111.133.0/24 6178
    49.89.149.0/24 1888
    106.125.149.0/24 1780
    121.226.128.0/24 1734
    1.181.138.0/24 1400
    114.239.129.0/24 972
    1.181.137.0/24 748
    1.181.136.0/24 662
    106.125.150.0/24 530
    1.181.139.0/24 152
    36.102.12.0/24 80
    16 replies    2022-01-02 17:09:51 +08:00
    dfc643
        1
    dfc643  
    OP
       Jul 5, 2021
    附加一份完整的 IP 列表: https://isu.fcsys.eu.org/oppo-a33-ip.7z
    Xusually
        2
    Xusually  
       Jul 5, 2021
    垃圾 SEO 你看看日志里的 Referer 字段更有意思,这些垃圾灰产把自己平台地址都放进去了
    marktask
        3
    marktask  
       Jul 6, 2021 via Android
    这个不是什么访客,只是爬虫,直接屏蔽 ua 就行。
    xiaoqiao24
        4
    xiaoqiao24  
       Jul 6, 2021
    就是爬虫而已,ip 使用了代理池,ua 可能没弄那么多,所以被你发现了,否则几百个 ua 随机切换,就没那么显眼了
    ho121
        5
    ho121  
       Jul 6, 2021 via Android
    盲猜是广告
    ClaudeCode
        6
    ClaudeCode  
       Jul 6, 2021
    很多年前遇到过.
    dfc643
        7
    dfc643  
    OP
       Jul 6, 2021
    @marktask 好的,已屏蔽
    dfc643
        8
    dfc643  
    OP
       Jul 6, 2021
    @xiaoqiao24 IP 大多是家宽地址池,不好屏蔽 IP,只能屏蔽 UA,还好就用了 OPPO A33
    dfc643
        9
    dfc643  
    OP
       Jul 6, 2021
    @ho121 是的,小广告
    dfc643
        10
    dfc643  
    OP
       Jul 6, 2021
    @yaocai321 这种挺流氓的
    dfc643
        11
    dfc643  
    OP
       Jul 6, 2021
    @Xusually 有点意思,让我抓抓 referer
    dfc643
        12
    dfc643  
    OP
       Jul 6, 2021
    @Xusually 刚才注意了一下,我这边的流量没有 Referer,可能他们改进了
    Xusually
        13
    Xusually  
       Jul 6, 2021   1
    @dfc643 哈哈 好吧 ,很意外啊,UA 都不改的就封 UA 吧。。能看到 Referer 的话就很有意思了,可以收集一堆垃圾 SEO 、站群、灰产的网站地址。
    dfc643
        14
    dfc643  
    OP
       Jul 19, 2021
    @Xusually 是的,暂时只能这样,像极了蜜獾
    yashika
        15
    yashika  
       Aug 5, 2021
    这个人也遇到和你一样的问题了, 我看他就是封 User-Agent, 后来不妥当就直接封代理池 IP 了
    https://blog.csdn.net/kkun/article/details/119191695
    yashika
        16
    yashika  
       Jan 2, 2022
    通过持续 3 个月观察, 最近 A33 的客户端变成三星的 SM-G900P Build/LRX21T 了
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