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VMware did not mention in-the-wild exploitation for CVE-2024-37085 but Microsoft says ransomware gangs are abusing the just-patched flaw. The post Microsoft Says Ransomware Gangs Exploiting Just-Patched VMware ESXi Flaw appeared first on…
VMware did not mention in-the-wild exploitation for CVE-2024-37085 but Microsoft says ransomware gangs are abusing the just-patched flaw.
The post Microsoft Says Ransomware Gangs Exploiting Just-Patched VMware ESXi Flaw appeared first on SecurityWeek.
title: Detect Exploitation - Microsoft Says Ransomware Gangs Exploiting Just-Patched VMware ESXi Flaw
id: 06f142c8-4e80-49bb-8b57-73e9cc707cd9
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-24
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_access
- attack.t1486rule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-24"
description = "YARA Signature for "
strings:
$str = "Microsoft Says Ransomware Gang" ascii wide
condition:
any of them
}index=security sourcetype IN ("cisco:asa", "pan:traffic", "zeek_conn", "suricata", "WinEventLog:Security")
("Microsoft Says Ransomware Gangs Exploiti")
| stats count earliest(_time) as first_seen latest(_time) as last_seen by src_ip, dest_ip, dest_host, signature
| eval first_seen=strftime(first_seen, "%Y-%m-%d %H:%M:%S"), last_seen=strftime(last_seen, "%Y-%m-%d %H:%M:%S")
| sort - countmessage: "*Microsoft Says Ransomware Gangs Exploiti*"CommonSecurityLog
| where Message has "Microsoft Says Ransomware Gangs Exploiti"
| summarize EventCount = count(), FirstSeen = min(TimeGenerated), LastSeen = max(TimeGenerated) by SourceIP, DestinationIP, DestinationPort, Activity
| extend DetectionRule = "iShareStuff-CTI-Compiled"
| sort by EventCount desc#!/usr/sbin/nft -f
# ISS-ZeroTrust Quarantine Policy for CVE-2024-37085
table inet iss_quarantine {
chain inbound_lockdown {
type filter hook input priority -10; policy drop;
# Allow established connections & loopback
ct state established,related accept
iif "lo" accept
# Whitelist SOC / Bastion Management Subnet
ip saddr 10.0.0.0/8 accept
ip saddr 192.168.1.0/24 accept
# Explicitly log & drop vulnerable service traffic
tcp dport 443 log prefix "[ISS-QUARANTINE-CVE-2024-37085] " drop
}
}apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
name: quarantine-CVE-2024-37085
namespace: production
labels:
security.isharestuff.com/quarantine: "true"
cve.mitigation/id: "CVE-2024-37085"
spec:
podSelector:
matchLabels:
app.kubernetes.io/vulnerable-cve: "CVE-2024-37085"
policyTypes:
- Ingress
- Egress
ingress:
# Restrict ingress solely to authorized security scanners & bastion pods
- from:
- namespaceSelector:
matchLabels:
kubernetes.io/metadata.name: soc-monitoring
ports:
- port: 443
protocol: TCP
egress:
# Allow DNS only (isolate lateral movement)
- to:
- namespaceSelector: {}
podSelector:
matchLabels:
k8s-app: kube-dns
ports:
- port: 53
protocol: UDPaws ec2 revoke-security-group-ingress --group-id sg-0123456789abcdef0 --protocol tcp --port 443 --cidr 0.0.0.0/0
(http.request.uri.path contains "CVE-2024-37085" or http.request.body.mime contains "exploit" or cf.threat_score gt 20)
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich Microsoft Says Ransomware Gangs Exploiti.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
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