MOEW

Invisible Threats, Visible Solutions. Misaligned Opcode Exception Waterfall MOEW 3‑Stage SEH Waterfall PoC Benign, x86/Wow64 TL;DR: This PoC demonstrates a 3‑stage Structured Exception Handling SEH cascade caused by deliberate misaligned execution into raw byte blobs whose first valid instruction...

ROP_ROCKET

Introducing the ROP ROCKET This new, advanced ROP framework made it debute at at DEF CON 31 with some unprecedented capabilities. ROCKET generates several types of chains, and it provides new patterns or techniques. Please note that this is still a work in progress, with some updated and enhanced...

CVE-2008-4654

CVE-2008-4654 A fully functional exploit for the stack-based buffer overflow vulnerability CVE-2008-4654 in VideoLan’s VLC Media Player 0.9.4 when processing TiVo files. It targets a 32-bit binary running on a 64-bit Windows system and uses a WOW64 egghunter to bypass limited stack space. Usage...

SysWhispers3 - AV/EDR Evasion Via Direct System Calls

SysWhispers helps with evasion by generating header/ASM files implants can use to make direct system calls. Why on earth didn't I create a PR to SysWhispers2? The reason for SysWhispers3 to be a standalone version are many, but the most important are: SysWhispers3 is the de-facto "fork" used by...

HookDump - Security Product Hook Detection

EDR function hook dumping Please refer to the Zeroperil blog post for more information https://zeroperil.co.uk/hookdump/ Building source In order to build this you will need Visual Studio 2019 community edition is fine and CMake. The batch file Configure.bat will create two build directories with...

WOW64!Hooks: WOW64 Subsystem Internals and Hooking Techniques

Microsoft is known for their backwards compatibility. When they rolled out the 64-bit variant of Windows years ago they needed to provide compatibility with existing 32-bit applications. In order to provide seamless execution regardless of application bitness, the WoW Windows on Windows system wa...

CloudMe Sync 1.11.2 Buffer Overflow

Exploit Title: CloudMe Sync v1.11.2 Buffer Overflow - WoW64 - DEP Bypass Date: 24.01.2019 Exploit Author: Matteo Malvica Vendor Homepage:https://www.cloudme.com/en Software: https://www.cloudme.com/downloads/CloudMe1112.exe Category: Remote Contact:https://twitter.com/matteomalvica Version: Cloud...

CloudMe Sync 1.11.2 Buffer Overflow - WoW64 - (DEP Bypass) Exploit

Exploit Title: CloudMe Sync v1.11.2 Buffer Overflow - WoW64 - DEP Bypass Exploit Author: Matteo Malvica Vendor Homepage:https://www.cloudme.com/en Software: https://www.cloudme.com/downloads/CloudMe1112.exe Category: Remote Contact:https://twitter.com/matteomalvica Version: CloudMe Sync 1.11.2...

CloudMe Sync 1.11.2 Buffer Overflow - WoW64 (DEP Bypass)

Exploit Title: CloudMe Sync v1.11.2 Buffer Overflow - WoW64 - DEP Bypass Date: 24.01.2019 Exploit Author: Matteo Malvica Vendor Homepage:https://www.cloudme.com/en Software: https://www.cloudme.com/downloads/CloudMe1112.exe Category: Remote Contact:https://twitter.com/matteomalvica Version: Cloud...

CloudMe Sync 1.11.2 Buffer Overflow - WoW64 (DEP Bypass)

CloudMe Sync 1.11.2 Buffer Overflow - WoW64 DEP Bypass Exploit Title: CloudMe Sync v1.11.2 Buffer Overflow - WoW64 - DEP Bypass Date: 24.01.2019 Exploit Author: Matteo Malvica Vendor Homepage:https://www.cloudme.com/en Software: https://www.cloudme.com/downloads/CloudMe1112.exe Category: Remote...

Windows/x64 (10) - WoW64 Egghunter (w00tw00t) Shellcode (50 bytes)

Windows/x64 10 - WoW64 Egghunter w00tw00t Shellcode 50 bytes. Shellcode exploit for Windowsx86-64 platform include include include include using namespace std; / Title: WoW64Egghunter for Windows 10 32bit apps on 64bit Windows 10 Size: 50 bytes Date: 26/08/2018 Author: n30m1nd -...

A coin miner with a “Heaven’s Gate”

You might call the last two years the years of ransomware. Ransomware was, without a doubt, the most popular type of malware. But at the end of last year, we started observing that ransomware was losing its popularity to coin miners. It is very much possible that this trend will grow as 2018...

CVE-2017-15244

IrfanView version 4.44 32bit with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to an "Error Code 0xe06d7363 starting at wow64!Wow64NotifyDebugger+0x000000000000001d."...

CVE-2017-15244

IrfanView version 4.44 32bit with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to an "Error Code 0xe06d7363 starting at wow64!Wow64NotifyDebugger+0x000000000000001d."...

CVE-2017-15244

CVE-2017-15244 affects IrfanView 4.44 (32‑bit) with PDF plugin 4.43. A crafted PDF can trigger a buffer overflow in the PDF plugin, leading to denial of service and potentially other impact. The CVSS data indicate local exploitation with the potential for high impact on confidentiality, integrity...

PT-2017-13931

Name of the Vulnerable Software and Affected Versions IrfanView version 4.44 32bit with PDF plugin version 4.43 Description The issue allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file. This is related to an "Error Code 0xe06d7363...

Design/Logic Flaw

STDU Viewer 1.6.375 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .epub file, related to an "Error Code 0xe06d7363 starting at wow64!Wow64NotifyDebugger+0x000000000000001d."...

CVE-2017-14549

STDU Viewer 1.6.375 allows attackers to execute arbitrary code or cause a denial of service via a crafted .djvu file, related to a "Heap Corruption starting at wow64!Wow64NotifyDebugger+0x000000000000001d."...

CVE-2017-14562: Improper Restriction of Operations within the Bounds of a Memory Buffer

STDU Viewer 1.6.375 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .xps file, related to an "Error Code 0xe06d7363 starting at wow64!Wow64NotifyDebugger+0x000000000000001d."...

CVE-2017-14546: Improper Restriction of Operations within the Bounds of a Memory Buffer

STDU Viewer 1.6.375 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .epub file, related to an "Error Code 0xe06d7363 starting at wow64!Wow64NotifyDebugger+0x000000000000001d."...