IRFuzz - Simple Scanner With Yara Rule
IRFuzz is a simple scanner with yara rules for document archives or any files.
Install
1. Prerequisites
Linux or OS X
- Yara: just use the latest release source code, compile and install it (or install it via pip install yara-python)
- Yara Rules - You may download yara rules from here or import your own custom ruleset.
- Python dependencies
pipenv
. To get started install dependencies and activate virtual environment with following commands:$ pipenv install
$ pipenv shell
Running IRFuzz
$ python -m watchd.watch ~/tools/IR/ -y rules/maldocs --csv csvfile.csv
Supported Features
- Scans new files with inotify
- Polling if inotify is not supported
- Custom extensions are supported
- Delete mode will delete matched file
- Recursive directory scan
- Lists matched Yara functions with yarastrings with ctime
- CSV results for Filebeat
Custom extensions
$ python -m watchd.watch ~/tools/IR/ -y rules/maldocs --csv csvfile.csv --extensions .zip,.rar
Alert matching yara rule
Generate token from https://irfuzz.com/tokens
$ python -m watchd.watch ~/tools/IR/ -y rules/maldocs --csv csvfile.csv --extensions .php --token tokenhere
Configure alerts from the website to Telegram or your email.
Delete matched file
$ python -m watchd.watch ~/tools/IR/ -y rules/maldocs --csv csvfile.csv --delete
Polling (inotify not supported)
$ python -m watchd.watch ~/tools/IR/ -y rules/maldocs --csv csvfile.csv --polling
Adds --poll option to force the use of polling mechanism to detect changes in data directory. Polling is slower than the underlying mechanism in OS to detect changes but it's necessary with certain file systems such as SMB mounts.
Default extensions if no extensions are mentioned.
Microsoft Office Word supported file formats
.doc .docm .docx .docx .dot .dotm .dotx .odt
Microsoft Office Excel supported file formats
.ods .xla .xlam .xls .xls .xlsb .xlsm .xlsx .xlsx .xlt .xltm .xltx .xlw
Microsoft Office PowerPoint supported file formats
.pot .potm .potx .ppa .ppam .pps .ppsm .ppsx .ppt .pptm .pptx .pptx .pptx
zipdump.py
IRFuzz uses zipdump.py for zip file analysis.
Via: feedproxy.google.com
IRFuzz - Simple Scanner With Yara Rule
Reviewed by Anónimo
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