Here is an overview of content I published in 2020:
Blog posts:
- Analysis Of Unusual ZIP Files
- Using CveEventWrite From VBA (CVE-2020-0601)
- Update: cut-bytes.py Version 0.0.11
- Update: format-bytes.py Version 0.0.11
- Update: hash.py Version 0.0.8
- etl2pcapng: Support For Process IDs
- Update: pecheck.py Version 0.7.9
- Update: oledump.py Version 0.0.45
- Update: xmldump.py Version 0.0.4
- Update: hex-to-bin.py Version 0.0.4
- Update: format-bytes.py Version 0.0.13
- Update: translate.py Version 0.2.7
- Update: Python Templates Version 0.0.2
- Contextual Grepping: Proxmark3 Key Scan Example
- Update: oledump.py Version 0.0.47
- Update: oledump.py Version 0.0.48
- CLSIDs in OLE Files
- Update: cmd.dll Version 0.0.5
- pecheck.py Version 0.7.10
- Windows Assembly Program To Create New User
- Quickpost: User-Agent: Microsoft Office Excel 2014
- Carving PE Files With pecheck.py
- Quickpost: Windows Domain Controllers Have No Local Accounts
- Update: oledump.py Version 0.0.49
- mimikatz Is My New EICAR
- Update: msoffcrypto-crack.py Version 0.0.5
- April 1st 2020: FlashPix File With VBA Code
- Video: GNU Radio Companion: Acoustic Beats
- Update XORSearch Version 1.11.3
- Update: zipdump.py Version 0.0.17
- Update: zipdump.py Version 0.0.18
- Analyzing Malformed ZIP Files
- Update: xmldump.py Version 0.0.6
- Update: hex-to-bin.py Version 0.0.5
- Update: python-per-line.py Version 0.0.7
- Handling Diacritics
- Quickpost: My SpiderMonkey’s Cheat Sheet
- NVISO Innovation Coin
- Update: zipdump.py Version 0.0.19
- Quickpost: Empty ZIP File
- Quickpost: Go: Building For Multiple Operating Systems
- Update: XORSelection.1sc Version 5.0
- Quickpost: curl And SSPI Proxy Authentication
- Update: oledump.py Version 0.0.50
- AdHoc GitHub Repository
- New Tool: simple_ip_stats.py
- add-admin: Tiny EXE To Add Administrative Account
- Update: translate.py Version 2.5.8
- FalsePositive GitHub Repository
- VBA Purging
- Update: base64dump.py Version 0.0.12
- Tampering With Digitally Signed VBA Projects
- Quickpost: curl
- Update XORSearch Version 1.11.4
- Update: oledump.py Version 0.0.51
- Cracking VBA Project Passwords
- ndisasm 2.15 stdin Bug Fix
- Update: oledump.py 0.0.52
- Update: zipdump.py Version 0.0.20
- Update: InteractiveSieve 0.9.1
- Update: pecheck.py Version 0.7.11
- Videos: Defective USB Cable
- Update: numbers-to-string.py Version 0.0.10
- New Tool: XORSearch.py
- Update: oledump.py 0.0.53
- Quickpost: Downloading Files With Windows Defender & User Agent String
- Quickpost: dig On Windows
- Quickpost: Ext2explore
- Quickpost: USB Passive Load
- “Epic Manchego” And My Tools
- Update: oledump.py Version 0.0.54
- Quickpost: 4 Bytes To Crash Excel
- Update: translate.py version 2.5.9
- Update: strings.py Version 0.0.5 Pascal Strings
- Quickpost: VMware OS Version Snapshots
- Quickpost: Portable Power
- 1768 K
- The Qwerty Effect And Passwords
- Update: translate.py Version 2.5.10
- oledump Indicators
- Update: oledump.py Version 0.0.55
- Decrypting With translate.py
- Update: disitool.py Version 0.4
- Update: emldump.py Version 0.0.11
- Update: oledump.py Version 0.0.56
- Update: pecheck.py Version 0.7.12
- Quickpost: finger.exe
- Update: numbers-to-string.py Version 0.0.11
- Update: oledump.py version 0.0.57
- Decrypting TLS Streams With Wireshark: Part 1
- Update: strings.py Version 0.0.6
- Update: translate.py Version 2.5.11
- Update: cut-bytes.py Version 0.0.13
- Update: byte-stats.py Version 0.0.8
- Video: Using numbers-to-string.py To Analyze FireEye Maldocs
- Update: zipdump.py Version 0.0.21
- Update: base64dump.py Version 0.0.13
- Update: 1768.py Version 0.0.4
- Decrypting TLS Streams With Wireshark: Part 2
- Update: rtfdump.py Version 0.0.10
YouTube videos:
- Analyzing Unusual ZIP Files
- Stego & Cryptominers
- oledump: plugin_http_heuristics
- pecheck: Carving PE Files
- YARA: Ad Hoc Rules
- GNU Radio Companion: Acoustic Beat
- GNU Radio Companion: Simple Filters
- GNU Radio Companion: .WAV File
- zipdump.py: Malformed .docm File
- EICAR File, Memorized
- ZIP(EICAR File), Memorized
- Maldoc Analysis With xlm-deobfuscator
- YARA’s BASE64 Strings
- Defective USB Cable
- Testing a Defective USB Cable
- Measuring a Defective USB Cable
- Cracking Maldoc VBA Project Passwords
- oledump.py: plugin_msg_summary
- strings.py: Pascal strings
- Measuring a USB Cable – 4-Wire Method
- Tools in my Wallet
- Decrypting With translate.py
- oledump Indicators
- Analyzing FireEye Maldocs
- Inspecting Process Explorer Traffic With Fiddler
- Hobo Knife
- Process Explorer & VirusTotal: Fixed!
- December 2020: Jupiter & Saturn
Videoblog posts:
- Analyzing Unusual ZIP Files
- Stego & Cryptominers
- oledump: plugin_http_heuristics
- pecheck: Carving PE Files
- GNU Radio Companion: Acoustic Beats
- YARA: Ad Hoc Rules
- GNU Radio Companion: Simple Filters
- GNU Radio Companion: .WAV File
- zipdump.py: Malformed .docm File
- EICAR File, Memorized
- ZIP(EICAR File), Memorized
- Maldoc Analysis With xlm-deobfuscator
- SANS@MIC – Maldocs: a bit of blue, a bit of red
- YARA’s BASE64 Strings
- Defective USB Cable
- Testing a Defective USB Cable
- Measuring a Defective USB Cable
- Cracking Maldoc VBA Project Passwords
- oledump.py: plugin_msg_summary
- strings.py: Pascal Strings
- Tools in my Wallet
- Decrypting With translate.py
- oledump Indicators
- Analyzing FireEye Maldocs
- Inspecting Process Explorer Traffic With Fiddler
- Hobo Knife
- Process Explorer & VirusTotal: Fixed!
- December 2020: Jupiter & Saturn
SANS ISC Diary entries:
- “Nim httpclient/1.0.4”
- KringleCon 2019
- etl2pcapng: Convert .etl Capture Files To .pcapng Format
- Citrix ADC Exploits: Overview of Observed Payloads
- Wireshark 3.2.1 Released
- Video: Stego & Cryptominers
- bsdtar on Windows 10
- curl and SSPI
- Maldoc: Excel 4 Macros in OOXML Format
- Maldoc: Excel 4 Macros and VBA, Devil and Angel?
- Wireshark 3.2.2 Released: Windows’ Users Pay Attention Please
- Excel Maldocs: Hidden Sheets
- Malicious Spreadsheet With Data Connection and Excel 4 Macros
- Phishing PDF With Incremental Updates.
- More COVID-19 Themed Malware
- KPOT Deployed via AutoIt Script
- Windows Zeroday Actively Exploited: Type 1 Font Parsing Remote Code Execution Vulnerability
- Covid19 Domain Classifier
- Obfuscated Excel 4 Macros
- New Bypass Technique or Corrupt Word Document?
- Password Protected Malicious Excel Files
- Wireshark 3.2.3 Released: Mac Users Pay Attention Please
- Reader Analysis: “Dynamic analysis technique to get decrypted KPOT Malware.”
- KPOT Analysis: Obtaining the Decrypted KPOT EXE
- KPOT AutoIt Script: Analysis
- MALWARE Bazaar
- Video: Malformed .docm File
- ZIP & AES
- Sysmon and File Deletion
- YARA v4.0.0: BASE64 Strings
- Excel 4 Macro Analysis: XLMMacroDeobfuscator
- Antivirus & Multiple Detections
- Some Strings to Remember
- Wireshark 3.2.4 Released
- Zloader Maldoc Analysis With xlm-deobfuscator
- YARA v4.0.1
- XLMMacroDeobfuscator: An Update
- Translating BASE64 Obfuscated Scripts
- YARA’s BASE64 Strings
- ISC Handler Series: SANS@MIC – Maldocs: a bit of blue, a bit of red
- Comparing Office Documents with WinMerge
- Video: YARA’s BASE64 Strings
- Sysmon and Alternate Data Streams
- Wireshark 3.2.5 Released
- CVE-2020-5902 F5 BIG-IP Exploitation Attempt
- CVE-2020-5902: F5 BIG-IP RCE Vulnerability
- Maldoc: VBA Purging Example
- VBA Project Passwords
- Zone.Identifier: A Couple Of Observations
- ndisasm Update 2.15
- Cracking Maldoc VBA Project Passwords
- Analyzing Metasploit ASP .NET Payloads
- Small Challenge: A Simple Word Maldoc
- Small Challenge: A Simple Word Maldoc – Part 2
- Wireshark 3.2.6 Released
- Small Challenge: A Simple Word Maldoc – Part 3
- Small Challenge: A Simple Word Maldoc – Part 4
- Malicious Excel Sheet with a NULL VT Score: More Info
- Finding The Original Maldoc
- Office: About OLE and ZIP Files
- Office Documents with Embedded Objects
- Wireshark 3.2.7 Released
- Decoding Corrupt BASE64 Strings
- Nmap 7.90 Released
- Obfuscation and Repetition
- Open Packaging Conventions
- Analyzing MSG Files With plugin_msg_summary
- Nested .MSGs: Turtles All The Way Down
- File Selection Gaffe
- Video: Pascal Strings
- Excel 4 Macros: “Abnormal Sheet Visibility”
- More File Selection Gaffes
- Wireshark 3.2.8 and 3.4.0 Released
- AV Cleaned Maldoc
- Quick Tip: Extracting all VBA Code from a Maldoc
- oledump’s ! Indicator
- Quick Tip: Extracting all VBA Code from a Maldoc – JSON Format
- Quick Tip: Cobalt Strike Beacon Analysis
- Quick Tip: Using JARM With a SOCKS Proxy
- Decrypting PowerShell Payloads (video)
- oledump’s Indicators (video)
- Corrupt BASE64 Strings: Detection and Decoding
- Office 95 Excel 4 Macros
- Wireshark 3.4.1 Released
- KringleCon 2020
- Analyzing FireEye Maldocs
- Wireshark 3.4.2 Released
- Heads-up: VirusTotal Functionality in Sysinternals Tools Not Working
- Quickie: String Analysis & Maldocs
- base64dump.py Supported Encodings
- Quickie: Bit Shifting With translate.py
NVISO blog posts:
Didier Stevens 
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