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digicatM to blueteamsecEnglish · 18 hours ago

围剿FUNNULL黑产:深度揭秘RingH23与MacCMS投毒攻击链 - Combating the FunNULL Black Market: In-depth Analysis of the RingH23 and MacCMS Poisoning Attack Chain

blog.xlab.qianxin.com

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围剿FUNNULL黑产:深度揭秘RingH23与MacCMS投毒攻击链 - Combating the FunNULL Black Market: In-depth Analysis of the RingH23 and MacCMS Poisoning Attack Chain

blog.xlab.qianxin.com

digicatM to blueteamsecEnglish · 18 hours ago
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围剿FUNNULL黑产:深度揭秘RingH23与MacCMS投毒攻击链
blog.xlab.qianxin.com
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背景介绍 Funnull(全称 Funnull Technology Inc.,中文又称方能CDN或方能科技)是一家注册在菲律宾的公司,表面上看是一家提供CDN(内容分发网络)服务的公司,但实际上它是东南亚网络黑产链条中非常重要的基础设施提供商,专为“杀猪盘”网络诈骗提供一站式服务,被美国政府明确定性为重大网络犯罪支持者,在中国黑灰产圈内也长期被视为“诈骗专用云”。2025年5月29日美国财政部外国资产控制办公室(OFAC)正式宣布对Funnull黑产团伙进行制裁,之后 Funnull 的公开运营基本陷于停滞。然而网络黑产链条的往往有极强的韧性,Funnull这样的老牌专业团队更是如此,“被打击、潜伏、再度回归”几乎成为其生存常态,我们的最新研究表明Funnull已换皮复活。 时间回到2025年7月9日,Xlab大网威胁感知系统监测到域名download.zhw.sh正在传播一个VT 0 检测的ELF文件。首先引起注意的是访问hxxp://zhw.]sh显示的图片,让我们直呼真是胆大包天。更值得警惕的是,样本中涉及的域名“client.110.nz”在我们的PDNS系统中显示解
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