Olevba command. As part of the widely used oletools suite, Olevba fo… cuses on detecting and analyzing VBA (Visual Basic for Applications) macros, which are frequently exploited by attackers to deliver malware. olevba is based on source code from officeparser by John William Davison, with significant modifications. If you prefer a lighter version without optional dependencies, just remove [full] from the command line. It can be used either as a command-line tool, or as a python module from your own applications. Jun 27, 2024 · Important: Since version 0. It olevba linux command man page: extracts and analyzes VBA macros Recursively analyze all supported files in a directory: olevba -r {{path/to/directory}} Apr 4, 2021 · I am going to use the Olevba tool to extract the contents of the file. Note that oletools is open source code and is subject to change. This is meant to be used only for the command-line interface of olevba This handles exceptions and encryption. Feb 27, 2024 · Identifying UserForms with Olevba Olevba simplifies the process of identifying UserForms to a degree. bin OLEVBA AutoExec Event In the output above we see AutoExec, which means the MACRO runs when you start Word or load a global template. Script Data Feb 9, 2015 · It can be used either as a command-line tool, or as a python module from your own applications. Word, Excel), to detect VBA Macros, extract their source code in clear text, and detect security-related patterns such as auto-executable macros, suspicious VBA keywords used by malware, anti-sandboxing and anti-virtualization techniques, and potential IOCs (IP addresses, URLs, executable filenames, etc). olevba -r {{path/to/directory}} Provide a password for encrypted Microsoft Office files (may be repeated): olevba {{[-p|--password]}} {{password}} {{path/to/encrypted_file}} Display only analysis results, without showing macro source code: olevba {{[-a|--analysis]}} {{path/to/file}} Display only macro source code: olevba {{[-c|--code]}} {{path Nov 13, 2025 · Olevba is a powerful, open-source command-line tool that specializes in the static analysis of Microsoft Office documents (OLE and OpenXML files). Without providing any additional arguments outside of the file to analyze, olevba will identify UserForms and any components by name. Mar 2, 2026 · In this section, we examined the structure and embedded macros of the malicious . 50, pip will automatically create convenient command-line scripts to run all the oletools from any directory: olevba, mraptor, oleid, rtfobj, etc. docx file using two key Python-based tools: "oledump" and "olevba". Jul 2, 2024 · This should automatically create command-line scripts to run each tool from any directory: olevba, mraptor, rtfobj, etc. ” As we see in the tool was able to extract the VB code from the file Jun 11, 2015 · olevba is a script to parse OLE and OpenXML files such as MS Office documents (e. Oletools is a tool for analyzing Microsoft OLE2 files, such as Microsoft Office documents or Outlook messages, mainly for malware analysis, forensics, and debugging. py Jan 9, 2022 · To gather more information about the malicious macro, we can use OLEVBA: olevba sample. Next to this, we can see the event used to begin the execution of the macros. Run olevba “fileName. py: to enumerate and extract OLE streams. The keyword [full] means that all optional dependencies will be installed, such as XLMMacroDeobfuscator. - decalage2/oletools This is an automation to run oletools malware analysis for office files. This should automatically create command-line scripts to run each tool from any directory: olevba, mraptor, rtfobj, etc. Feb 11, 2023 · Summary information from olevba output Of particular interest in stream 8 VBA code is the VBA. shell function, which runs a command in the operating system shell. It will also attempt to extract component values, although you'll see with this document it misses the data. olevba is a script to parse OLE and OpenXML files such as MS Office documents (e. g. . Sep 3, 2024 · Quick example showing how to extract VBA macros to files using olevba (Python 2 or 3) - olevba_extract. It is part of the python-oletools package. Supported formats: XLM/Excel 4 Macros are also supported in Excel and SLK files. oletools - python tools to analyze MS OLE2 files (Structured Storage, Compound File Binary Format) and MS Office documents, for malware analysis, forensics and debugging. Word, Excel), to extract VBA Macro code in clear text, deobfuscate and analyze malicious macros. oledump. mwatf ldl vth qhbjkv czvkaxl dlc yoble geunjuf zmhixd tle