This Gist has been transfered into a Github Repo. You'll find the most recent version here.
When creating your rules for YARA keep in mind the following guidelines in order to get the best performance from them. This guide is based on ideas and recommendations by Victor M. Alvarez and WXS.
- Revision 1.4, October 2020, applies to all YARA versions higher than 3.7
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:: Windows 10 Hardening Script | |
:: This is based mostly on my own personal research and testing. My objective is to secure/harden Windows 10 as much as possible while not impacting usability at all. (Think being able to run on this computer's of family members so secure them but not increase the chances of them having to call you to troubleshoot something related to it later on). References for virtually all settings can be found at the bottom. Just before the references section, you will always find several security settings commented out as they could lead to compatibility issues in common consumer setups but they're worth considering. | |
:: Obligatory 'views are my own'. :) | |
:: Thank you @jaredhaight for the Win Firewall config recommendations! | |
:: Thank you @ricardojba for the DLL Safe Order Search reg key! | |
:: Thank you @jessicaknotts for the help on testing Exploit Guard configs and checking privacy settings! | |
:: Best script I've found for Debloating Windows 10: https://github.com/Sycnex/Windows10Debloater | |
: |
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<# | |
.SYNOPSIS | |
This script can bypass User Access Control (UAC) via fodhelper.exe | |
It creates a new registry structure in: "HKCU:\Software\Classes\ms-settings\" to perform UAC bypass and starts | |
an elevated command prompt. | |
.NOTES | |
Function : FodhelperUACBypass | |
File Name : FodhelperUACBypass.ps1 |
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# MINIMAL USB gadget setup using CONFIGFS for simulating Razer Gaming HID | |
# devices for triggering the vulnerable Windows Driver installer | |
# credits for the Windows Driver install vuln: @j0nh4t | |
# | |
# https://twitter.com/j0nh4t/status/1429049506021138437 | |
# https://twitter.com/an0n_r0/status/1429263450748895236 | |
# | |
# the script was developed & tested on Android LineageOS 18.1 |
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# Code from best solution in page below: | |
# https://help.zoho.com/portal/community/topic/zoho-mail-servers-reject-python-smtp-module-communications | |
import smtplib | |
from email.mime.text import MIMEText | |
from email.header import Header | |
from email.utils import formataddr | |
# Define to/from | |
sender = 'sender@example.com' |
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# Script author: Matt Graeber (@mattifestation) | |
# logman start AMSITrace -p Microsoft-Antimalware-Scan-Interface Event1 -o AMSITrace.etl -ets | |
# Do your malicious things here that would be logged by AMSI | |
# logman stop AMSITrace -ets | |
$OSArchProperty = Get-CimInstance -ClassName Win32_OperatingSystem -Property OSArchitecture | |
$OSArch = $OSArchProperty.OSArchitecture | |
$OSPointerSize = 32 | |
if ($OSArch -eq '64-bit') { $OSPointerSize = 64 } |
Base64 Code | Mnemonic Aid | Decoded* | Description |
---|---|---|---|
JAB |
🗣 Jabber | $. |
Variable declaration (UTF-16), e.g. JABlAG4AdgA for $env: |
TVq |
📺 Television | MZ |
MZ header |
SUVY |
🚙 SUV | IEX |
PowerShell Invoke Expression |
SQBFAF |
🐣 Squab favorite | I.E. |
PowerShell Invoke Expression (UTF-16) |
SQBuAH |
🐣 Squab uahhh | I.n. |
PowerShell Invoke string (UTF-16) e.g. Invoke-Mimikatz |
PAA |
💪 "Pah!" | <. |
Often used by Emotet (UTF-16) |
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# This is a Python script that let you arrange | |
# files into a folder for each extension. Actually | |
# I lied, this script is not about file extension | |
# but about a file's mime type. So, in case there | |
# are files that has no extension this script can | |
# predict what the file's extension could be. | |
# However, the only requirement is that file need | |
# to be able to be read by the computer's OS. For | |
# example image files usually has no problem with | |
# this script also with other media files. But, |
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