52
votes
Is there any disassembler to rival IDA Pro?
Some other disassemblers / decompilers
W32Dasm
W32DASM was an excellent 16/32 bit disassembler for Windows, it seems it is no longer developed. the latest version available is from 2003
...
- 5,850
29
votes
How do I acquire SoftICE?
After buying NuMega technologies in 1997, Compuware seemed to feel that SoftICE was a liability, both technically and legally (as the #1 hacker tool of the time), and that may have played into why ...
- 391
24
votes
Is there any disassembler to rival IDA Pro?
Reverse - Reverse engineering tool for x86/ARM/MIPS. Generates indented pseudo-C with colored syntax code.
SmartDec (aka Snowman) is a native code to C/C++ decompiler. Supports PE and ELF (both 32 ...
- 1,908
19
votes
What is a good Java decompiler and deobfuscator?
Old and Lacking Entries
JAD
Some time ago, everyone’s decompiler of choice was jad. Currently, the project is dead (in addition, it wasn’t open source), but still you see a lot of people referring to ...
15
votes
how can I diff two x86 binaries at assembly code level?
There are various great alternatives here. However, all of them seem to be unmaintained. The tool I recommend you is Diaphora https://github.com/joxeankoret/diaphora (Disclaimer: I'm the author). Is a ...
- 4,315
14
votes
Is there any disassembler to rival IDA Pro?
Relyze is a commercial interactive disassembler for x86, x64 and ARM software with loaders for PE or ELF file formats. It supports interactive flat and graph views of the disassembly, generating call ...
- 2,441
12
votes
Accepted
What is the meaning of single letters in IDA's functions window?
Every column value can be either a dot or the same column character. Those columns are boolean and the column character stands for "True" while the dot stands for "False".
R stands for "Returns" and ...
- 11.4k
10
votes
Is there any disassembler to rival IDA Pro?
Just for completeness: one more disassembler, Binary Ninja:
As for now (9/26/2016) it has the following properties:
Commercial ($99 as introductory price for personal use license)
Handles x86, x64, ...
- 7,720
10
votes
Can IDA Pro on Linux disassemble a Windows PE (or Mac OS X app)?
Current IDA versions (as of 6.5) are pretty much equivalent for all three platforms. You can disassemble all file formats on all three platforms. You can definitely analyze PE and Mach-O files on ...
- 34.7k
9
votes
Accepted
When to use OllyDgb over Immunity Debugger
Immunity Debugger is forked from OllyDbg v1.10.
So you should use the latest version of OllyDbg (currently v2.01) instead of Immunity Debugger if you want any OllyDbg v2-specific features/fixes. If ...
- 20.4k
9
votes
Accepted
What is the info displayed by radare2's afl?
First, I'll answer your question straightly:
2nd column: The number of basic blocks in the function
3rd column: The size of the function (in bytes)
4th column: The function's name
You might have ...
- 8,629
8
votes
Accepted
Are there any Windows alternatives to INetSim?
Not a GUI tool, but FakeNet is a good alternative.
FakeNet is a tool that aids in the dynamic analysis of malicious
software. The tool simulates a network so that malware interacting
with a ...
- 7,322
7
votes
Is there any disassembler to rival IDA Pro?
ScratchABit is an open-source, interactive, incremental, direct-manipulation(*) disassembler with IDAPython-compatible API, allowing reuse of multitude of the plugins developed by the community. ...
- 275
7
votes
Accepted
What is a FAT header?
A fat header is the header of a fat binary.
See pages 67-68 in Mac OS X Internals:
Note that a fat binary is essentially a wrapper—a simple archive that
concatenates Mach-O files for multiple ...
- 20.4k
7
votes
Accepted
Best alternatives to IDA Pro, Immunity and OllyDbg for a blind user
You can use gdb on Linux, WinDBG, and could give a try to radare2: it's not as rock-stable as the two previous ones, but it's tailored for reverse engineering, and supports gdb:// and windbg:// ...
- 2,486
7
votes
Accepted
Any tool for finding IP that a process use/access?
Linux
As @Nirlzr correctly mentioned, netstat -ape | grep <proc_name/pid> will show you the active connections of a process. It might be just enough for you but there are some cases where it ...
- 8,629
6
votes
Decompilation techniques for DOS .COM files
My answer is a little late; newcomer to this site. The Decompiler project was initiated in order to decompile MS-DOS EXE and COM binaries. The project has both a command-line and a GUI tool:
https://...
- 1,020
5
votes
Is anyone building a python/ruby module to reuse 010 Editor templates?
I was searching for something similar and I found pfp! pfp is a python-based interpreter for 010 template scripts. Also take a look at the blog post.
- 51
5
votes
Accepted
Is BinNavi available? If not, can I get the source from anywhere?
BinNavi was just released as open source today by Google, so you can get it for free.
About using it with something else than REIL, if you're fearless, you can give a try to radare2, since it can ...
- 380
5
votes
What are the tools to analyze Python (obfuscated) bytecode?
A challenge in writing a tool to extract the control flow of python bytecode is that there are so many Python bytecodes versions to choose from, about 25 or so by now (if you include pypy variants).
...
- 193
5
votes
What is a good Java decompiler and deobfuscator?
Try taking a look at Bytecode Viewer https://github.com/Konloch/bytecode-viewer It has the option to decompile using 5 different decompilers:
FernFlower
Procyon
CFR
Krakatau
JD-GUI
5
votes
Decompilation techniques for DOS .COM files
IDA Pro and a number of other disassemblers will disassemble your file, assuming that it isn't compressed or otherwise obfuscated. But this is only the first step in producing a working assembly ...
- 159
5
votes
Accepted
Check if binary was compiled with security checks (/GS)
you can check the IMAGE_LOAD_CONFIG_DIRECTORY structure, it has a field for the pointer to SecurityCookie's value in the image.
In very old binaries, this structure might be not used, or ...
- 34.7k
5
votes
binwalk zlib data
The differences between the binwalk results may be caused by the different version of the binwalk you use. So, check the version of your binwalk by simply running binwalk without any parameter.
...
- 1,731
5
votes
Is there an actively maintained collaboration plugin for IDA?
At #SSTIC 2017, a french security conference, we will reveal a new solution :
https://www.sstic.org/2017/presentation/YaCo/
Last commit (in our private repo as of now...) was 5 minutes ago :-)
The ...
- 151
5
votes
Accepted
Change sending IP of only certain executable
Following OP's other questions, assuming Windows OS
This can be achieved with many 3rd-party solutions for Windows, choose the one which fits best to your needs:
Proxifier
Proxifier allows ...
- 8,629
4
votes
Are there ready-to-go reverse engineering VMs?
Another option is Fireye's Windows-based Flare VM.
Unlike the Linux-based examples on this page, Flare VM only provides an installer script, not the VM itself. Fortunately, you can get a free Windows ...
- 728
4
votes
Determining if a file is managed code or not
In addition to peter ferries answer, some python code to check for the same:
import sys
def unpack(byte):
return sum([
ord(b) << (8 * i) for i, b in enumerate(byte)
])
if len(...
- 305
4
votes
Decompiling .pyc files
I, of course, use uncompyle6. Disclaimer: I work on this project.
I've written at length about the uncompyle6 and pycdc here.
- 193
4
votes
How to get IDA Pro Free to automatically change segment on retf?
Apologies for bringing this up after half a year; hope the question is still relevant.
If this is occurring in multiple places, I would suggest to write a simple IDC script to solve the issue. The ...
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