Questions tagged [unknown-data]
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31
questions
7
votes
1
answer
357
views
Reverse engineer compressed iOS app file
I want to find out the compression method used by an iOS app used for music notation to store its files. The files of its OSX counterpart are zipped files. You cannot create files in the iOS app, but ...
- 71
4
votes
2
answers
648
views
How can I find out what type of processor an Intel Hex file belongs to?
I have a text file and I know that it is a firmware of a device. This file have Intel Hex Format as below:
:03:8000:00:028100FA
:02:8003:00:XXXXXX
:02:800B:00:XXXXXX
:02:8013:00:XXXXXX
:01:801B:00:...
- 207
4
votes
2
answers
157
views
Reversing rodata
I'm playing with an ELF binary to learn IDA, and I'm not sure how to interpret what I'm seeing..
A function calls this:
v1 = MList[2 * result];
When I look at MList, it looks like this:
public MList
...
- 215
4
votes
0
answers
89
views
Decrypt Keybindings for EVE Online
I've had this idea for a while for a tool I'd like to make to assist people in getting used to keybinds in EVE Online. Not sure how useful it'd actually be, but seems like a fun project nonetheless.
I'...
- 41
3
votes
1
answer
572
views
What is data only exploitation?
I was wondering, and after trying to read for the past several months I got totally lost and don't understand this concept. Could someone please explain in simple words the concept of data only ...
- 31
3
votes
1
answer
374
views
Reverse engineering Roland TR-8S kit file format .t8k
I'm trying to figure out the file format that the Roland TR-8S drum machine uses for importing/exporting drum kits. My goal is to replace the sample (PCM) data within a kit. It's a proprietary binary ...
- 133
3
votes
0
answers
144
views
How to determine the encryption type/structure used on a .dat file
I have a .dat file that is saved by a Delphi 5 application. It is basically the applications backup file for it's internal database.
I can't seem to find what type of DB it is. The file starts with ...
- 131
2
votes
2
answers
6k
views
How can I decrypte the data in this SQLite Database file
I have this SQLite Database file
https://we.tl/t-RwKqYyS3D7
When I open it in notepad++, I got some decoded strings. I was trying to clean it and show only the strings without the symboles but then I ...
- 53
2
votes
1
answer
102
views
Need help decoding bytes to number
I've got a really really old file format from an accounting software, late '70s, DOS, QBasic or QuickBasic. Source code is lost, only .exe file remaining, file needs emulator.
The file formate seems ...
- 141
2
votes
1
answer
584
views
reverse a RF rolling code
I have the following codes from a rolling code RF garage fob I want to duplicate.
There is a duplicator remote that able to get one code and learn the sequrence from it:
https://www.ebay.com/itm/V2-...
- 21
2
votes
1
answer
287
views
Retrieve user data as if it were the game making the request
Don't think the title really summed it up but here goes.
There's a game built in Unreal Engine 4 that displays your (and other users) in-game statistics e.g a leaderboards page.
I can determine some ...
- 21
2
votes
1
answer
594
views
How to extract information from a binary file knowing the target info
I have some measured data comes from a various types of sensors. The sensors are connected to a data-logger in order to store measurement data. After measurement, the data transported and stored in a ...
- 23
2
votes
0
answers
170
views
Decode data in wireshark
I am trying to decode data packet in Wireshark but I don't know what type of encoding is that
- 21
2
votes
0
answers
210
views
Source code for an mp3 player?
I know this title sounds a little dumb but if you would please bear with me for an explanation. I have a Valoin-made mp3 player I bought close to 3 years ago now. Via a series of interesting ...
- 21
2
votes
0
answers
5k
views
How do I reverse engineer an Electron compiled file?- a JSC Bytenode file
I have a bytenode JSC file - which is described as:
This tool truly compiles your JavaScript code into V8 bytecode, so
that you can protect your source code. It can be used with Node.js, as
well as ...
- 53
2
votes
0
answers
112
views
Reverse engineering unknown data file
I have a set of datafiles that I want to reverse engineer which are used by a software that controls my heating system. I want to extract the commands to then use these commands in my home automation ...
- 21
2
votes
0
answers
98
views
Figuring out Win10 ShellMenuHost/StartMenuHost cache data relation for Tiles
I have a weird bug that causes this crap:
There are plenty of dumb "solutions" a-la "turn it off and on" but none of them work and/or relevant, the shell apps simply refuse to ...
- 131
1
vote
2
answers
641
views
Reverse Engineering a Proprietary Bar Code
I'm trying to figure out how to decipher the data stored in a proprietary barcode. I looked through just about every barcode type and cant seem to match it, so I'm assuming this is some special ...
- 111
1
vote
2
answers
417
views
Opening an undocumented 90s graphics format
I've managed to extract some graphics files from an archive of an old game. Haven't found anything about it online, so I'm trying my luck here, prehaps someone knows a similar format that can help me. ...
- 149
1
vote
1
answer
668
views
Decoding API response of unknown encoding?
I'm using Proxyman to inspect the api requests of an app I use. Most of the data is returned in plain JSON blobs but there is one response which is returning data encoded/encrypted. How can I go ...
- 11
1
vote
1
answer
138
views
What encoding is this?
This is a picture of the encoded code. I'm just wondering what is the encoding that it is using.
- 11
1
vote
1
answer
271
views
How to read data from android.car.cluster
While performing a vulnerability scan for open ports of an Android Automotive Infotainment system, I found out that port 5151 is open. Doing a netcat on the open port, reveals a continuous stream of ...
- 111
1
vote
0
answers
39
views
Unknown string encoding
I'm new to reverse, my question may be stupid.
I am trying to reverse a function in the application that reads a string at the address and concatenate it to another
char[250] v30;
char[20] v31;
...
...
- 11
1
vote
0
answers
142
views
Extracting contents of unknown file format
I would love some help on working with this file format.
I have this archived file from this abandonware game that I like to mess around with, and I have tried all sorts to try and expand it to ...
- 19
1
vote
0
answers
294
views
I have a dos file/database that i need to extract into MS Excel or My Sql
I have a dos file/database(decades old) that I need to extract into MS Excel or My SQL.
I am using a MacBook.
The file appears to have no extension.
The file type I can see when I do "get info&...
1
vote
0
answers
132
views
Unknown binary format (.scp) - No Header
I hope everyone is doing well. I've recently been trying to decode the structure of some files that contain a lot Unicode-8 IIRC characters, with a mix of binary. When I put it into IDA, I can't seem ...
- 11
0
votes
1
answer
85
views
Unknown binary format of a b64-encoded list of doubles
While reverse engineering a database middleware. This is presumably encoding a list of double or float values with Base64 encoding and then compressing it.
Via zlib.decompress() I was able to ...
0
votes
1
answer
99
views
how to calculate a byte value
We are reversing the method of creating a byte array packet.
These values are obtained by serialport monitor from mediatek metamode usb port.The values of both packets are changed by changing the imei....
- 31
0
votes
0
answers
37
views
Decoding API headers of unknown encoding?
I'm using mitmproxy to monitor facebook messenger app traffic on my android. Firstly I had to enable whitehat settings to use it. After that I found some request headers has some unknown value in body....
0
votes
0
answers
50
views
Unknown file analysis
I have a file, which supposedly contains an output of CRC32 hash. Problem is, file has no extension, type file (cat analogue) returns mangled gibberish, i.e. ёя╫жW▲{═Sb╨y¶|ИМ▐ВQ╙l9k╖▀у║?╩↓b☼┐R.
TrID ...
0
votes
0
answers
39
views
Help on identifying encryption/encoding scheme
I am trying to find the encryption used in a legacy database.
The db is from 2003, and it is stored on a dbf (FoxPro) file.
The following are supposed to be ZIP numbers, more specifically, are ...
- 101