He / we simply want to remove an instruction in the altered firmware, as 
the original stock firmware is insecure but the adjusted firmware, even 
though open source, has a pa

I just stumbled on this threat also looking for pointers on the same 
challenging file. i think we just need to be able to decompile this 12 MB 
file initramfs.bin.SD . once thats done and the file is readable, it should 
be easy to adjust, recompile and create our own custom FW.

in terminal i got some more intel on the file:

              |ZZ, Linux/ARM, RAMDisk Image (gzip), 12433818 bytes, 
TIMESTAMP, Load Address: 0x00000000, Entry Point: 0x00000000, Header CRC: 
0xAD016372, Data CRC: 0xF726ECDB


I can also provide a kernel Log and Monitor log if needed to


Any pinput is still appreciated.


warmly,

chris



On Tuesday, February 20, 2018 at 10:14:43 PM UTC+1, Jason Kridner wrote:
>
>
> On Fri, Feb 16, 2018 at 12:28 PM Pander <[email protected] 
> <javascript:>> wrote:
>
>>
>>
>> On Tuesday, 6 February 2018 23:16:05 UTC+1, Jason Kridner wrote:
>>>
>>> We chatted for a while on IRC, but most of the pertinent information is 
>>> still missing from your post. Did you create a backup from an eMMC somehow? 
>>> You didn’t even provide a boot log. See Smart Questions on bbb.io/chat. 
>>>
>>>
>> Jason, thanks for your reply. The device doesn't have a screen or 
>> anything. I do have original firmware and a firmware version modified by 
>> someone else. The manufacturer and that independent other person who 
>> modified it both won't give out how to unpack and pack. But for someone 
>> that has some experience with this, it should not be that difficult. Can I 
>> send firmware to you to have a look? Is only 12 MB. Thanks, Pander
>>
>
>
> Can you post publicly with your description of how you are trying to 
> modify it? 
>  
>
>> -- 
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