gjol (.zpkg,zpkg.index)

Extraction and unpacking of game archives and compression, encryption, obfuscation, decoding of unknown files
happyend
Posts: 157
Joined: Sun Aug 24, 2014 8:54 am

gjol (.zpkg,zpkg.index)

Post by happyend »

Can someone help me to extract .zpkg files from this game?THX!!!
Web: http://gjol.gamebar.com/
Samples:http://www3.zippyshare.com/v/LkGpaK38/file.html
Ekey
Posts: 1383
Joined: Sat Aug 09, 2014 2:34 pm

Re: gjol (.zpkg,zpkg.index)

Post by Ekey »

Files encrypted -> RC6 - Key is : ief%d(y2f^q0e9%fli2$s1b$0u

note: key null terminated
aluigi
Site Admin
Posts: 12984
Joined: Wed Jul 30, 2014 9:32 pm

Re: gjol (.zpkg,zpkg.index)

Post by aluigi »

Unfortunately quickbms supports rc6 only via tomcrypt and for some unknown reason currently tomcrypt doesn't work (output file just like input one)... another thing to fix in the next quickbms.
happyend
Posts: 157
Joined: Sun Aug 24, 2014 8:54 am

Re: gjol (.zpkg,zpkg.index)

Post by happyend »

Ekey,How to use key?
Ekey
Posts: 1383
Joined: Sat Aug 09, 2014 2:34 pm

Re: gjol (.zpkg,zpkg.index)

Post by Ekey »

aluigi wrote:quickbms supports rc6 only via tomcrypt and for some unknown reason currently tomcrypt doesn't work (output file just like input one)... another thing to fix in the next quickbms.
happyend
Posts: 157
Joined: Sun Aug 24, 2014 8:54 am

Re: gjol (.zpkg,zpkg.index)

Post by happyend »

QuickBMS 0.6.4 Release
aluigi
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Re: gjol (.zpkg,zpkg.index)

Post by aluigi »

If you can provide again the sample I can write a script
happyend
Posts: 157
Joined: Sun Aug 24, 2014 8:54 am

Re: gjol (.zpkg,zpkg.index)

Post by happyend »

aluigi
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Joined: Wed Jul 30, 2014 9:32 pm

Re: gjol (.zpkg,zpkg.index)

Post by aluigi »

Unfortunately doesn't work, I tried both rc6 and "tomcrypt rc6" but the index is still garbage.
aluigi
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Joined: Wed Jul 30, 2014 9:32 pm

Re: gjol (.zpkg,zpkg.index)

Post by aluigi »

@Ekey
are you sure the key is correct?
what exact rc6 code did you use?
giles_tesla
Posts: 50
Joined: Fri Sep 30, 2016 4:12 am

Re: gjol (.zpkg,zpkg.index)

Post by giles_tesla »

I found that this game is really cool, don't know whether there is now extract their way?
.
aluigi
Site Admin
Posts: 12984
Joined: Wed Jul 30, 2014 9:32 pm

Re: gjol (.zpkg,zpkg.index)

Post by aluigi »

"If" the second post is correct or still correct, the script is:

Code: Select all

encryption rc6 "ief%d(y2f^q0e9%fli2$s1b$0u\0"
get SIZE asize
get NAME basename
get EXT extension
string NAME + "_crypt."
string NAME + EXT
log NAME 0 SIZE
giles_tesla
Posts: 50
Joined: Fri Sep 30, 2016 4:12 am

Re: gjol (.zpkg,zpkg.index)

Post by giles_tesla »

aluigi wrote:"If" the second post is correct or still correct, the script is:

Code: Select all

encryption rc6 "ief%d(y2f^q0e9%fli2$s1b$0u\0"
get SIZE asize
get NAME basename
get EXT extension
string NAME + "_crypt."
string NAME + EXT
log NAME 0 SIZE

XX40659$RW})BRLP%G_5{JS.png

Don't know why, unpack ZPKG seems just will add a new source file name, and did you get the file
aluigi
Site Admin
Posts: 12984
Joined: Wed Jul 30, 2014 9:32 pm

Re: gjol (.zpkg,zpkg.index)

Post by aluigi »

Why don't you post a zpkg and zpkg.index sample?
giles_tesla
Posts: 50
Joined: Fri Sep 30, 2016 4:12 am

Re: gjol (.zpkg,zpkg.index)

Post by giles_tesla »

aluigi wrote:Why don't you post a zpkg and zpkg.index sample?

A total of two data file, a 16 GB, another 2.5 GB, and the head seems to be some place is different, so the advice to download the entire game :(
gjol-setup.exe
gjol-setup-1.bin
gjol-setup-2.bin
gjol-setup-3.bin
gjol-setup-4.bin
gjol-setup-5.bin
gjol-setup-6.bin
gjol-setup-7.bin
gjol-setup-8.bin
gjol-setup-9.bin
aluigi
Site Admin
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Re: gjol (.zpkg,zpkg.index)

Post by aluigi »

Use the following script to provide the necessary samples when files are bigger than 1Gb:
http://aluigi.org/bms/filecutter.bms
giles_tesla
Posts: 50
Joined: Fri Sep 30, 2016 4:12 am

Re: gjol (.zpkg,zpkg.index)

Post by giles_tesla »

aluigi wrote:Use the following script to provide the necessary samples when files are bigger than 1Gb:
http://aluigi.org/bms/filecutter.bms

How to use this script? I run the script, the source file into two 2 MB file
aluigi
Site Admin
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Joined: Wed Jul 30, 2014 9:32 pm

Re: gjol (.zpkg,zpkg.index)

Post by aluigi »

Yes, upload those 2 files that have been generated and the relative index file if available.
It's better if you run the script on the zpkg archive of 2.5Gb
giles_tesla
Posts: 50
Joined: Fri Sep 30, 2016 4:12 am

Re: gjol (.zpkg,zpkg.index)

Post by giles_tesla »

aluigi wrote:Use the following script to provide the necessary samples when files are bigger than 1Gb:
http://aluigi.org/bms/filecutter.bms

This game is a total of two data files, a size is 2.5 GB, another size is 16 GB, beyond the size limit of 1 GB, I don't know how to let them become a 1 GB file. :(
giles_tesla
Posts: 50
Joined: Fri Sep 30, 2016 4:12 am

Re: gjol (.zpkg,zpkg.index)

Post by giles_tesla »

aluigi wrote:Yes, upload those 2 files that have been generated and the relative index file if available.
It's better if you run the script on the zpkg archive of 2.5Gb

OK~ :D