malware-samples

マルウェアサンプル このリポジトリは、多種多様な悪意のあるファイルやその他のアーティファクトへのアクセスを提供することを目的としています。 すべてのサンプルは、パスワードで保護された ZIP アーカイブに格納されており、パスワードは infected です。 マルウェア解析演習 サンプルからアーティファクトを提供することに加えて、私は定期的にマルウェア解析演習を投稿します。これらの演習は、幅広いマルウェア解析トピックをカバーし、詳細な解答とウォークスルーが付属しています。 2022 10月: VBAマクロからのシェルコード実行のトレース 2021 12月: Maldocs -...

OffensiveVBA

OffensiveVBA VBS AV 우회 스트리밍/비디오를 준비하면서 Office 매크로 코드 실행 방법과 우회 기법을 조사하고 있었습니다. 목록이 점점 길어졌고, 공격용 VBA 템플릿을 모아놓은 중앙 저장소가 없어서 이 저장소를 만들게 되었습니다. 아직 완성과는 거리가 멉니다. 다른 멋진 기법이나 유용한 템플릿을 알고 계시다면 기여해 주시고 풀 리퀘스트를 생성해 주세요! 이 저장소에 있는 대부분의 템플릿은 이미 어딘가에 공개된 것들입니다. 저는 대부분의 템플릿을 ms-docs 사이트, 블로그 글 또는 다른 도구에서 복사해서...

oletools

python-oletools oletools는 Microsoft OLE2 파일구조화 저장소, 복합 파일 바이너리 형식 또는 복합 문서 파일 형식이라고도 함예: Microsoft Office 97-2003 문서, MSI 파일, Outlook 메시지을 분석하기 위한 Python 도구 패키지로, 주로 악성코드 분석, 포렌식 및 디버깅에 사용됩니다. olefile 파서를 기반으로 합니다. 또한 OpenXML 형식일명 OOXML을 기반으로 하는 파일예: MS Office 2007+ 문서, XPS 또는 MSIX 파일 및 RTF 파일을...

VBA-macro-experiments

VBAマクロ実験 Twitter / ブログで公開しているVBAマクロのコレクションです。 このトピックに興味がある場合は、記事「書簡形式でハッキング：純粋なVBAでKerberoastを実装する」と「VBAマクロ作成に光を当てる」をお読みください。また、お気軽にTwitterをフォローしてください ; @AdeptsOf0xCC マクロ| 説明 ---|--- EDRHookDetector.vba| EDRが仕掛けたユーザーランドフックを検出 chrome-export-masterkey.vba|...

EUVD-2014-0285

Malware in sbrugna...

CVE-2012-1661

ESRI ArcMap 9 and ArcGIS 10.0.2.3200 and earlier does not properly prompt users before executing embedded VBA macros, which allows user-assisted remote attackers to execute arbitrary VBA code via a crafted map .mxd file...

Six 0-Days Lead Microsoft’s August 2024 Patch Push

Microsoft today released updates to fix at least 90 security vulnerabilities in Windows and related software, including a whopping six zero-day flaws that are already being actively exploited by attackers. Image: Shutterstock. This months bundle of update joy from Redmond includes patches for...

OfflRouter Malware Evades Detection in Ukraine for Almost a Decade

Select Ukrainian government networks have remained infected with a malware called OfflRouter since 2015. Cisco Talos said its findings are based on an analysis of over 100 confidential documents that were infected with the VBA macro virus and uploaded to the VirusTotal malware scanning platform...

Bumblebee Malware Returns with New Tricks, Targeting U.S. Businesses

The infamous malware loader and initial access broker known as Bumblebee has resurfaced after a four-month absence as part of a new phishing campaign observed in February 2024. Enterprise security firm Proofpoint said the activity targets organizations in the U.S. with voicemail-themed lures...

LODEINFO Fileless Malware Evolves with Anti-Analysis and Remote Code Tricks

Cybersecurity researchers have uncovered an updated version of a backdoor called LODEINFO that's distributed via spear-phishing attacks. The findings come from Japanese company ITOCHU Cyber & Intelligence, which said the malware "has been updated with new features, as well as changes to the...

Threat Spotlight: XLLing in Excel - threat actors using malicious add-ins

Microsoft is phasing out support for executing VBA macros in downloaded Office documents. Cisco Talos investigates another vector for introduction of malicious code to Microsoft Excel--malicious add-ins, specifically XLL files. Although XLL files were supported since early versions of Excel,...

Experts Warn of Stealthy PowerShell Backdoor Disguising as Windows Update

Details have emerged about a previously undocumented and fully undetectable FUD PowerShell backdoor that gains its stealth by disguising itself as part of a Windows update process. "The covert self-developed tool and the associated C2 commands seem to be the work of a sophisticated, unknown threa...

James Webb telescope images used to hide malware

A rather unique approach to spread malware using the popularity of the James Webb telescope images has been identified by the Securonix threat research team. The malware is being spread by a phishing campaign that includes a Microsoft Office attachment. Similar to traditional Office macros, the...

Microsoft Resumes Blocking Office VBA Macros by Default After 'Temporary Pause'

Microsoft has officially resumed blocking Visual Basic for Applications VBA macros by default across Office apps, weeks after temporarily announcing plans to roll back the change. "Based on our review of customer feedback, we've made updates to both our end user and our IT admin documentation to...

Microsoft Temporarily Rolls Back Plan to Block Office VBA Macros by Default

Five months after announcing plans to disable Visual Basic for Applications VBA macros by default in the Office productivity suite, Microsoft appears to have rolled back its plans. "Based on feedback received, a rollback has started," Microsoft employee Angela Robertson said in a July 6 comment...

Researchers Warn of Spam Campaign Targeting Victims with SVCReady Malware

A new wave of phishing campaigns has been observed spreading a previously documented malware called SVCReady. "The malware is notable for the unusual way it is delivered to target PCs — using shellcode hidden in the properties of Microsoft Office documents," Patrick Schläpfer, a threat analyst at...

Emotet Testing New Delivery Ideas After Microsoft Disables VBA Macros by Default

The threat actor behind the prolific Emotet botnet is testing new attack methods on a small scale before co-opting them into their larger volume malspam campaigns, potentially in response to Microsoft's move to disable Visual Basic for Applications VBA macros by default across its products. Calli...

Microsoft takes macros out of the equation for five Office apps

Microsoft says it is going to disable macros in five Office apps by default. Besides Excel 4.0 macros, which were disabled by default last month, now VBA macros obtained from the Internet will be blocked by default as well. The change will begin rolling out in Version 2203, starting with Current...

Microsoft Disables Internet Macros in Office Apps by Default to Block Malware Attacks

Microsoft on Monday said it's taking steps to disable Visual Basic for Applications VBA macros by default across its products, including Word, Excel, PowerPoint, Access, and Visio, for documents downloaded from the web in an attempt to eliminate an entire class of attack vector. "Bad actors send...

Mageia: Security Advisory (MGASA-2014-0447)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...