Daily Writeups
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Daily Bug Bounty / Cybersecurity Writeups
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Title: Foxveil: New Malware Loader Hides in Plain Sight Using Cloudflare and Discord
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𐀪 Author: Ddos
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Time: Tue, 17 Feb 2026 00:13:48 +0000
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Tags: #Malware #Cato CTRL #Cloudflare Abuse #Cyber Security #Discord #evasion techniques #Fileless Malware #Foxveil #infosec #malware loader #Netlify
Title: The Global Surge in Modbus/TCP Probes Targeting Our Physical World
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𐀪 Author: Ddos
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Time: Fri, 24 Apr 2026 09:18:47 +0000
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Tags: #Cybercriminals #Cato Networks #Critical Infrastructure #Cyber Reconnaissance #ICS security #industrial control systems #infosec #Manufacturing Security #Modbus #OT Security #PLC #SCADA
Title: Invisible Hands in the Machine: The Calculated Global Assault on Exposed Industrial Controllers
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𐀪 Author: ddos
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Time: Tue, 28 Apr 2026 07:37:56 +0000
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Tags: #Cybercriminals #Cato Networks #Critical Infrastructure #Cyber Security 2026 #Function 0x03 #ICS Exploitation #Industrial Control Systems #Manufacturing Security #Modbus #OT Security #PLC
Title: New “TencShell” Malware Weaponizes Open-Source Rshell via Third-Party Access
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𐀪 Author: Ddos
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Time: Mon, 18 May 2026 12:28:23 +0000
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Tags: #Malware #C2 Framework #Cato CTRL #Cyber Security #Donut Shellcode #infosec #Malware Analysis #Rshell #supply chain attack #TencShell #third_party risk #threat intelligence
Title: China-Linked Hackers Deploy “TencShell” Backdoor via Faux Web Font Files
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𐀪 Author: ddos
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Time: Wed, 20 May 2026 07:45:33 +0000
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Tags: #Malware #Cato CTRL Threat Research #Donut Shellcode In_Memory Execution #Fileless Position_Independent Code #Rshell Framework Customization #State_Sponsored Cyber Espionage #Tencent API Impersonation #TencShell Backdoor Malware #Third_Party Identity Compromise #Web Font Masquerading #Windows Registry Persistence
Title: SilverFox ValleyRAT Campaign Adds Three BYOVD Drivers to Kill Security Tools
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𐀪 Author: Do Son
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Time: Fri, 31 Jul 2026 06:16:06 +0000
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Tags: #Cybercriminals #BYOVD #Cato CTRL #DLL Sideloading #Japan #PDFCORE8.dll #Silver Fox APT #SilverFox #ValleyRAT #vulnerable drivers #Winos 4.0