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L²

@lgde.bsky.social
225 followers 488 following 6 posts

DFIR. Ex-Lead intelligence. Ex @ANSSI_FR. PhD in intl law. Mostly working on Chinese #APT but also on russian and cybercrime actors #ThreatIntel #Malware #DFIR linktr.ee/l_lgde

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Reposted by L²
GreyNoise @greynoise.io · 20/03/2025
🚨Active Exploitation Alert: Critical Apache Tomcat RCE (CVE-2025-24813). Majority of traffic targeting U.S.-based systems. Full analysis & attacker IPs⬇️ #ApacheTomcat #Apache #GreyNoise #Vulnerability #CVE202524813
greynoise.io
GreyNoise Observes Active Exploitation of Critical Apache Tomcat RCE Vulnerability (CVE-2025-24813)
Attackers are actively exploiting Apache Tomcat servers by leveraging CVE-2025-24813. If successfully exploited it could enable remote code execution. GreyNoise has identified multiple IPs engaging in...
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Lukasz Olejnik @lukaszolejnik.bsky.social · 28/02/2025
Trump administration does not believe Russia represents a cyber threat against US national security or critical infrastructure? www.theguardian.com/us-news/2025...
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L² @lgde.bsky.social · 27/02/2025
How long can a vulnerable server stay clean on the internet? A honeypot tale. #malware #miner #redtail 🔗 securite360.net/how-long-can...
securite360.net
How Long Can a Vulnerable Server Stay Clean on the Internet? A Honeypot Tale – Securite360
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AFP News Agency @en.afp.com · 17/02/2025
#BREAKING Europe's security is at a 'turning point': EU chief
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Cedric Pernet @cedricpernet.bsky.social · 12/02/2025
A lire absolument, pour ceux qui souhaitent comprendre l'ampleur de ce que les #databrokers obtiennent comme info sur les internautes. #adint #cybercriminalité #sensibilisation Merci #LeMonde pour cet excellent article. www.lemonde.fr/pixels/artic...
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Rony @r0ny.bsky.social · 29/01/2025
The blog feels like a retro FLARE blog from the good old FireEye days! Shout out to Nino Isakovic, @qutluch.bsky.social and @lukejenx.bsky.social cloud.google.com/blog/topics/...
cloud.google.com
ScatterBrain: Unmasking the Shadow of PoisonPlug's Obfuscator | Google Cloud Blog
We been tracking multiple espionage operations conducted by China-nexus actors utilizing POISONPLUG.SHADOW malware.
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Blue DeviL @bluedevil.bsky.social · 23/12/2024
Deobfuscation of Lumma Stealer ryan-weil.github.io/posts/LUMMA-... #malware #infosec #stealer #writeup
ryan-weil.github.io
Deobfuscation of Lumma Stealer
Introduction
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Catalin Cimpanu @campuscodi.risky.biz · 18/12/2024
ReversingLabs researchers have identified 18 malicious VSCode extensions available through the official VSCode Marketplace. As soon as the extensions were removed from the VSCode Marketplace, the attacker uploaded similar malicious projects on the npm portal. www.reversinglabs.com/blog/a-new-p...
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L² @lgde.bsky.social · 13/12/2024
Spotting PLA activity is rare - every opportunity to investigate matters. Dive in #Nomadpanda #RedFoxtrot #Quickheal #malware securite360.net/a-painful-qu...
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Snorre Fagerland @snoffle.bsky.social · 05/12/2024
In relation to the RDP phish campaign detailed below: Not sure it's been mentioned, but apparently both the Swedish and Norwegian governments were at least on the target list, judging by these phish domains. regeringskansliet-se[.]cloud dep-no[.]cloud #infosec #apt microsoft.com/en-us/security/b…
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amarghuman.bsky.social @amarghuman.bsky.social · 01/12/2024
An investigation into Stark Industries reveals it is being used as a global proxy network that conceals the true source of cyberattacks and disinformation campaigns against enemies of Russia. krebsonsecurity.com/2024/05/star...
krebsonsecurity.com
Stark Industries Solutions: An Iron Hammer in the Cloud
Two weeks before Russia invaded Ukraine in February 2022, a large, mysterious new Internet hosting firm called Stark Industries Solutions materialized and quickly became the epicenter of massive distr...
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Martin Untersinger @untersin.gr · 22/11/2024
Why is a Chinese ship suspect in the damage to Baltic Sea cables? @lemonde.fr has reconstructed the itinerary of the Yi Peng 3, revealing that this merchant ship, now idle between Sweden and Denmark, was precisely sailing above the cables at the time they broke—sometimes down to the exact second.
lemonde.fr
Damage to Baltic Sea submarine cables: Why suspicion is focusing on a Chinese vessel
Le Monde has reconstructed the itinerary of the Yi-Peng 3, revealing why this merchant ship, currently immobilized between Sweden and Denmark, is the number one suspect in the damage caused to two sub...
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Andy Greenberg @agreenberg.bsky.social · 22/11/2024
Russian spies—likely Russia's GRU intelligence agency—used a new trick to hack a victim in Washington, DC: They remotely infected another network in a building across the street, hijacked a laptop there, then breached the target organization via its Wifi. www.wired.com/story/russia...
wired.com
Russian Spies Jumped From One Network to Another Via Wi-Fi in an Unprecedented Hack
In a first, Russia's APT28 hacking group appears to have remotely breached the Wi-Fi of an espionage target by hijacking a laptop in another building across the street.
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Jurre van Bergen @jurrevanbergen.nl · 20/11/2024
If you're part of civil society and received an Apple notification. The Amnesty Security Lab would be happy to test your phone! The Apple notification looks like this: support.apple.com/en-us/102174 The Security Lab can be contacted here: securitylab.amnesty.org/get-help/
support.apple.com
About Apple threat notifications and protecting against mercenary spyware - Apple Support
Apple threat notifications are designed to inform and assist users who may have been individually targeted by mercenary spyware.
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Xavier Mertens 🇧🇪 @eeksme.bsky.social · 22/11/2024
An Infostealer Searching for « BIP-0039 » Data isc.sans.edu/diary/31464
isc.sans.edu
An Infostealer Searching for « BIP-0039 » Data - SANS Internet Storm Center
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Catalin Cimpanu @campuscodi.risky.biz · 22/11/2024
Podcast: risky.biz/RBNEWS364/ Newsletter: news.risky.biz/risky-biz-ne... -US charges five Scattered Spider members -Apple fixes macOS zero-days -T-Mobile finally stops a breach -US takes down PopeyeTools carding portal -Thailand throws out NSO lawsuit -Microsoft develops something dumb, part 9,136
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L² @lgde.bsky.social · 17/11/2024
A few months' old post but maybe still relevant securite360.net/unveiling-sh...
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M82 @m82.eurosky.social · 15/12/2023
Pour nos prochaines rencontres cyber, nous sommes à la recherche de doctorants volontaires pour parler de leurs travaux (cybersecurité ou manipulation de l'information/réseaux sociaux) Rejoignez nous pour les "têtards" ! contact@m82-project.org
Une grenouille et ses têtards
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Intrinsec @intrinsec.bsky.social · 21/12/2023
[CTI insights] The latest Qakbot payload distributed happened to be packed by the Dave crypter. The DLL decrypts a resource containing Dave's encrypted shellcode and executes it! (cf. securityintelligence.com/x-force/tric...)
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L² @lgde.bsky.social · 03/12/2023
Last piece from our CERT, on Akira this time ✍
intrinsec.com
Aki-RATs - Command and Control Party
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L² @lgde.bsky.social · 18/10/2023
Happy to share our new CTI report about Lumma stealer 🕵‍♂️
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L² @lgde.bsky.social · 05/10/2023
Last friday, we published a report on GuLoader targeting the energy sector in 🇫🇷 and elsewhere. This report, initially drafted in July for our client, has been recently updated to include new victims we identified. www.intrinsec.com/wp-content/u...
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Intrinsec @intrinsec.bsky.social · 04/10/2023
New #Bumblebee campaign leveraging CVE-2023-38831 Botnet ID : is0210 RC4 key : NEW_BLACK C2 : g7qf7ew5c[.]life TTPs : .RAR -> .EXE
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