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勒索软件 DeadLock 正利用 Polygon 智能合约轮换代理地址以藏匿行踪

2026-01-16 11:16:11

ChainCatcher 消息,据 Cointelegraph 报道,网络安全公司 Group-IB 研究人员发现,一款名为 “DeadLock” 的勒索软件正利用 Polygon 智能合约隐藏自身并轮换代理地址。

该勒索软件于去年 7 月首次被发现,其通过调用特定智能合约动态更新用于与受害者通信的命令与控制基础设施地址。一旦受害者被感染且数据被加密,DeadLock 将发出勒索信,威胁若要求未获满足将出售被盗数据。

研究人员指出,将代理地址存储在链上使得其基础设施极难被破坏,因为不存在可关闭的中心服务器,且区块链数据在全球节点上永久留存。这种滥用智能合约传递代理地址的方法具有极强变异性。尽管 DeadLock 目前曝光度较低且已知受害者数量有限,但其新颖的攻击手法仍对未予以重视的组织构成潜在威胁。

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