Microsoft says it has finished rolling out the August 2026 update for Outlook, and there are quite a few notable changes. But the highly anticipated “All inboxes” view isn’t live for everyone yet. I’m told it’s still rolling out and is gated behind “Controlled Feature Rollout,” which limits access to reduce potential issues. Starting with the... Weiterlesen
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New Outlook quietly added 5 new features in August, but the All inboxes view still isn’t for everyone
Microsoft says it has finished rolling out the August 2026 update for Outlook, and there are quite a few notable changes. But the highly anticipated “All inboxes” view isn’t live for everyone yet. I’m told it’s still rolling out and is gate…
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1-Click Detection Engineering: Multi-Dialect SIEM Rules5 Formate
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Syntax validiert (0 Fehler)
title: Detect Exploitation - New Outlook quietly added 5 new features in August, but the All inboxes view still isn’t for everyone
id: ee72c1db-6282-4bd3-bac8-b8f71324a3e9
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-26
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessSyntax validiert (0 Fehler)
rule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-26"
description = "YARA Signature for "
strings:
$str = "New Outlook quietly added 5 ne" ascii wide
condition:
any of them
}Syntax validiert (0 Fehler)
index=security sourcetype IN ("cisco:asa", "pan:traffic", "zeek_conn", "suricata", "WinEventLog:Security")
("New Outlook quietly added 5 new features")
| 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)
message: "*New Outlook quietly added 5 new features*"Syntax validiert (0 Fehler)
CommonSecurityLog
| where Message has "New Outlook quietly added 5 new features"
| summarize EventCount = count(), FirstSeen = min(TimeGenerated), LastSeen = max(TimeGenerated) by SourceIP, DestinationIP, DestinationPort, Activity
| extend DetectionRule = "iShareStuff-CTI-Compiled"
| sort by EventCount desc2. Cyber Threat Intelligence & Forensik
CTI Threat Relationship Graph2 Knoten / 1 Relationen
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Reconnaissance
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Resource Development
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Initial Access
Execution
Persistence
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Privilege Escalation
Defense Evasion
Credential Access
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Discovery
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Lateral Movement
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Collection
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Command and Control
Exfiltration
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Impact
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Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich New Outlook quietly added 5 new features.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
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- 3. Telemetrie & EDR-Alerts: Prozessaufrufe und Child-Processes auf anomale Shell-Spawns überwachen.
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