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CyberDefenders®™

@CyberDefenders

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CyberDefenders™ is a training platform for #SOC analysts to learn, validate & advance #BlueTeam/#DFIR skills. Join community @https://cyberdefenders.org/discord

United States
Joined July 2019
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@CyberDefenders
CyberDefenders®™
3 years
🔥 Look at those stunning #CertifiedCyberDefender silver and gold coins🏅, a special recognition for our #CCD graduates! Show off your #CyberDefense expertise with this one-of-a-kind keepsake. Are you up for the challenge? Tackle the CCD certification exam, join the elite, and
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@CyberDefenders
CyberDefenders®™
5 hours
The first 60 minutes of an incident decide EVERYTHING. ⏳ 2 AM ransomware hits? Your muscle memory better be ready. Which logs die first? How do you jump from a sketchy process → network trails? What evidence do you grab before it evaporates? 📌 Bookmark this for your next
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@CyberDefenders
CyberDefenders®™
4 days
🔍 Process trees don’t lie, they’re your first line of defense. Malware always leaves breadcrumbs in parent-child process chains; you just need to trace the spawn. 🧵 📌 Save this for your next hunt. What’s the most suspicious process chain you’ve seen lately? 👇 #SOC #DFIR
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@CyberDefenders
CyberDefenders®™
5 days
⬅️ ShadowCitadel Lab 💻 A single suspicious email attachment sparks a stealthy network breach. Can you trace the attacker’s moves? 💡 Walkthroughs & hints available. Submit your write-up to show your skills. 👉 Investigate Now → https://t.co/ZgM0zCFvLu #CyberDefenders
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@CyberDefenders
CyberDefenders®™
6 days
🆕 RansomHub Lab 📁 Threat Hunting Failed RDP logins, suspicious tools, encrypted files, a 48‑hr ransomware blast! 🔥 Can you trace Splunk logs & disk artifacts to map password spray, lateral moves, exfiltration, and payloads? 🔎 👉 Investigate Now: https://t.co/hRIH2Im0B0 #DFIR
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@CyberDefenders
CyberDefenders®™
7 days
Email investigations get messy fast, unless you follow a solid workflow. ⚙️ This one cuts triage time from 30+ mins to under 15. 🔥 From initial assessment → analysis → threat classification → response. Structured > scattered. #SOC #DFIR #ThreatHunting #CyberSecurity
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@CyberDefenders
CyberDefenders®™
8 days
The gap between a good analyst and a great one? 👉 Building a solid timeline. It’s not just about running log2timeline, it’s what you prioritize, how you correlate, and where you pivot. 🕐 📍 Here’s a workflow from artifact collection to full attack reconstruction. What’s your
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@CyberDefenders
CyberDefenders®™
10 days
If you’re threat hunting in Windows, these Event IDs are your goldmine. 💎 From failed logons to PowerShell abuse & privilege escalation, knowing which logs matter most can slice your investigation time in half. ⚡ 📌 Pro tip: Correlate multiple Event IDs; attackers never leave
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@CyberDefenders
CyberDefenders®™
11 days
Most SOC teams miss Kerberos attacks because they look like normal authentication traffic. Golden tickets, Kerberoasting, AS-REP roasting, here are the exact Event IDs and detection queries you need to catch them. Saved this cheatsheet? Your future incident response will thank
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@CyberDefenders
CyberDefenders®™
12 days
⬅️ Retired Lab: ResourcePacks Lab 🎮 A simple Minecraft resource pack install turned into a full compromise. Can you trace how? 💡 Walkthroughs & hints available. Submit your write-up to show your skills. 👉 Investigate Now → https://t.co/jOUR0E6A23 #CyberDefenders
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@CyberDefenders
CyberDefenders®™
13 days
🆕 Spooler - APT28 Lab 📁 Endpoint Forensics A newly assigned gov workstation shows signs of a past breach — odd downloads, laggy performance, and APT28 fingerprints 👀 Can you trace the dropper & rebuild the full attack timeline? 👉 Dive in: https://t.co/7VMWnDNKTq #DFIR #SOC
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@CyberDefenders
CyberDefenders®™
15 days
☁️ Cloud exposures are sneaky. Just one misconfigured S3 bucket or open EC2 port can expose your entire infrastructure... This cheatsheet breaks down quick AWS queries.  💾 Save this for your next cloud investigation. #SOC #DFIR #ThreatHunting #CloudSecurity #BlueTeam #AWS
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@CyberDefenders
CyberDefenders®™
18 days
You’ve got minutes before volatile memory disappears; every command counts. ⚡ This one-page reference covers the essential, pre-validated commands for memory dumps, disk imaging, and log extraction, all while maintaining the chain of custody. Perfect for quick use during
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@CyberDefenders
CyberDefenders®™
19 days
⬅️ Retired Lab: Rhysida Lab 🎯 Reconstruct the Rhysida ransomware intrusion using Splunk and CyberChef. Track phishing-based initial access, persistence via registry mods, lateral movement, and C2 activity leading to ransomware impact. 💡 Walkthroughs & hints available. Submit
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@CyberDefenders
CyberDefenders®™
20 days
🆕 BlackSuitBreach Lab 📚 Category: Threat Hunting 🚨 One phishing message. Minutes later - full ransomware lockdown. Can you trace the attacker’s trail before the damage spreads? 🎯 Hunt phishing → persistence → C2 → ransomware. 🔗 Try it now: https://t.co/Xe4PAoyZUr #SOC
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@CyberDefenders
CyberDefenders®™
21 days
Hunting threats in a VPN-heavy environment? 👀 You might be missing key signals. Here’s how to correlate VPN auth with endpoint & network logs to detect threats - even with poor visibility. 💾 Save this for your next VPN investigation. #SOC #ThreatHunting #VPN #DFIR
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@CyberDefenders
CyberDefenders®™
24 days
Ticket marked: Unable to investigate further
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@CyberDefenders
CyberDefenders®™
25 days
Your DFIR report might be technically perfect, but will it hold up in court? 🧑‍⚖️ Most excellent investigations get dismissed because of missing documentation. Here are the 23 things lawyers actually check before using your report as evidence. 🧾 📌 Save this. Your future self will
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@CyberDefenders
CyberDefenders®™
26 days
⬅️ Retired Lab: Job Trap 🎯 Dive into PowerShell & Sysmon logs to trace a macro-based malware. Uncover persistence via scheduled tasks, C2 indicators, and keylogger activity using FTK Imager + olevba. 💡 Walkthroughs & hints available. Submit your write-up to show your skills.
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@CyberDefenders
CyberDefenders®™
27 days
🆕 New Lab: RevengeHotels APT 🚨 One “legit” email → full-blown APT: AV disabled, shady file drops, silent data theft. Would you catch it?  🕵️ Investigate Now: https://t.co/mNwXaPQfrq #CyberDefenders #IncidentResponse #DigitalForensics #Cybersecurity
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@CyberDefenders
CyberDefenders®™
28 days
🧩 Ransomware has 7 stages. You just need to detect 1. Ignore encryption alerts; that’s too late. Catch them during the 5 –10 min recon phase. ⏳ They’re loud if you know what to look for. #SOC #CyberDefenders #ThreatDetection #CybersecurityAwarenessMonth
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