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Unmasking the new persistent attacks on Japan

Cisco Talos ()12 min read3 · 1 read
Analyze CVE-2024-4577 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2024-4577
OS Command Injection in Windows PHP-CGI Allows Remote Code Execution
9.8100%KEVRansomwarePoC ×11
KEV

Indicators of compromise

auto-extracted · verify before use · export allAll
TypeIndicatorContext
domainfiresun.meframework. Blue-Lotus is docker-based and was developed by Firesun[.]me and the Blue Lotus team, a cybersecurity technology compe
domaingitee.comrom the repository “yijingsec” on Gitee platform (hxxps[://]gitee[.]com/yijingsec/), a Chinese Git-based platform like GitHub. Th
domainregistry.cn-shanghai.aliyuncs.comdocker containers in the docker container registry called “registry[.]cn-shanghai[.]aliyuncs[.]com”, an Alibaba cloud container Registry (ACR) located i
ipv4114.114.114.114ings, pointing to a specific DNS server with the IP address 114[.]114[.]114[.]114, which is a Chinese 114DNS service and is not used ve
ipv4118.31.18.77sed two C2 servers with IP addresses 38[.]14[.]255[.]23 and 118[.]31[.]18[.]77 hosted on Alibaba cloud running the Cobalt Strike tea
ipv438.14.255.23ll injector script. The shellcode connects to the C2 server 38[.]14[.]255[.]23 through HTTP using the port 8077 and the URL paths “/
md5e10adc3949ba59abbe56e057f20f883er the vulnerability. If the response contains the MD5 hash “e10adc3949ba59abbe56e057f20f883e”, it indicates a successful exploitation. Then, the exploit

From the original article

12 min read at blog.talosintelligence.com

Cisco Talos discovered malicious activities conducted by an unknown attacker since as early as January 2025, predominantly targeting organizations in Japan. The attacker has exploited the vulnerability CVE-2024-4577 , a remote code execution (RCE) flaw in the PHP-CGI implementation of PHP on Windows, to gain initial access to victim machines.

Cisco Talos

blog.talosintelligence.com

Read the full article at Cisco Talos

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