Houdini is a very old RAT that was discovered years ago. The first mention I found back is from 2013! Houdini is a simple remote access tool written in Visual Basic Script. The script is not very interesting because it is non-obfuscated and has just been adapted to use a new C2 server (%%ip:194.5.97.17%%:4040).
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Houdini is Back Delivered Through a JavaScript Dropper, (Thu, Jun 16th)
Houdini is a very old RAT that was discovered years ago. The first mention I found back is from 2013! Houdini is a simple remote access tool written in Visual Basic Script. The script is not very interesting because it is non-obfuscated…
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IoC Intelligence (1 Indikatoren)
194[.]5[.]97[.]17
CTI Threat Relationship Graph4 Knoten / 3 Relationen
IR-PLAYBOOK-VULN-REMEDIATIONMEDIUM
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SOC Incident Playbook: Vulnerability Remediation & Verification
1-Click Detection Engineering: Multi-Dialect SIEM Rules5 Formate
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Syntax validiert (0 Fehler)
title: Detect Exploitation - Houdini is Back Delivered Through a JavaScript Dropper, (Thu, Jun 16th)
id: bd1033ca-91d4-4b95-8fcb-8d168991a44c
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-25
logsource:
category: network_connection
product: any
detection:
selection:
DestinationIp:
- '194.5.97.17'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_access
- attack.t1071Syntax validiert (0 Fehler)
rule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-25"
description = "YARA Signature for "
strings:
$str = "Houdini is Back Delivered Thro" ascii wide
condition:
any of them
}Syntax validiert (0 Fehler)
index=security sourcetype IN ("cisco:asa", "pan:traffic", "zeek_conn", "suricata", "WinEventLog:Security")
(dest_ip="194.5.97.17")
| 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 - countSyntax validiert (0 Fehler)
destination.ip: ("194.5.97.17") and event.category: "network"Syntax validiert (0 Fehler)
CommonSecurityLog
| where DestinationIP in ("194.5.97.17")
| summarize EventCount = count(), FirstSeen = min(TimeGenerated), LastSeen = max(TimeGenerated) by SourceIP, DestinationIP, DestinationPort, Activity
| extend DetectionRule = "iShareStuff-CTI-Compiled"
| sort by EventCount desc🎯
MITRE ATT&CK Matrix Navigator 14 Taktiken
Identifiziert: T1071Application Layer Protocol (C2)
Reconnaissance
-
Resource Development
-
Initial Access
Execution
Persistence
-
Privilege Escalation
Defense Evasion
Credential Access
-
Discovery
-
Lateral Movement
-
Collection
-
Command and Control
Exfiltration
-
Impact
tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich Houdini is Back Delivered Through a Java.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
🛡️ Angriffsfläche & Exposure
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
⚡ Empfohlene Sofortmaßnahmen
- 1. Perimeter-Inspektion: Relevante Portfreigaben und exponierte Endpunkte unverzüglich scannen.
- 2. Patch-Applikation: Hersteller-Hotfix einspielen oder betroffene Daemons in isolierte DMZ-Segmente überführen.
- 3. Telemetrie & EDR-Alerts: Prozessaufrufe und Child-Processes auf anomale Shell-Spawns überwachen.
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