ET MALWARE Commvault Pre-Auth RCE (CVE-2025-34028) Post-Exploitation Activity (jsp webshell)

Query · suricata

flow:established,to_server;
xbits:isset,ET.CVE-2025-34028,track ip_dst;
http.uri;
content:"/reports/MetricsUpload"; fast_pattern; startswith;
content:".jsp"; distance:0;
target:dest_ip;

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Raw source ET MALWARE Commvault Pre-Auth RCE (CVE-2025-34028) Post-Exploitation Activity (jsp webshell) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http any any -> $HOME_NET any (
    msg:"ET MALWARE Commvault Pre-Auth RCE (CVE-2025-34028) Post-Exploitation Activity (jsp webshell)";
    flow:established,to_server;
    xbits:isset,ET.CVE-2025-34028,track ip_dst;
    http.uri;
    content:"/reports/MetricsUpload"; fast_pattern; startswith;
    content:".jsp"; distance:0;
    reference:url,labs.watchtowr.com/fire-in-the-hole-were-breaching-the-vault-commvault-remote-code-execution-cve-2025-34028/;
    reference:cve,2025-34028;
    classtype:trojan-activity;
    sid:2061839; rev:1;
    metadata:affected_product Commvault, attack_target Web_Server, tls_state TLSDecrypt, created_at 2025_04_24, cve CVE_2025_34028, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag WebShell, updated_at 2025_04_24, mitre_tactic_id TA0002, mitre_tactic_name Execution, mitre_technique_id T1059, mitre_technique_name Command_And_Scripting_Interpreter;
    target:dest_ip;
)

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