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by frostegater
Sat Nov 10, 2012 9:11 am
Forum: Vita Half Byte Loader
Topic: vHBL porting with missing UtilityLoad/Unload imports
Replies: 12
Views: 1922

vHBL porting with missing UtilityLoad/Unload imports

Hello guys. I have one exploit in a mini game. The game is cool and very cheap. But missed sceUtilityLoadModule and sceUtilityUnloadModule. It uses in runtime_stubs.c : load_modules_for_stubs() and unload_modules_for_stubs() . If I can't just remove this functions then how I can substitute sceUtilit...
by frostegater
Thu Nov 08, 2012 5:35 am
Forum: Programming and Security
Topic: Please read before posting your savedata crashes
Replies: 3
Views: 14741

Please read before posting your savedata crashes

I have some experience in exploit hunting and I want tell you some tips. Please use SED (Savedata Encrypter/Decrypter). It's prefer than SGDeemer. Maybe it's slowly, but reliable. SGDeemer not worked with some games and too slowly when load and save. No needed post screenshot of your crash. Just cop...
by frostegater
Thu Nov 08, 2012 5:00 am
Forum: Programming and Security
Topic: Region savedata conversion
Replies: 5
Views: 684

Re: Region savedata conversion

wth wrote:@frostegater
yes but some saves have additionnal checksum / encryption sometimes :p
GOD EATERS :p
by frostegater
Thu Nov 08, 2012 12:22 am
Forum: Programming and Security
Topic: Region savedata conversion
Replies: 5
Views: 684

Re: Region savedata conversion

I use SED. And you cant make anything faster and easier, because you need native gamekey for every game version.
Anyway, lib to working with savedata named "sceChnnlsv" and stored in chnnlsv.prx.
by frostegater
Tue Nov 06, 2012 2:20 am
Forum: Programming and Security
Topic: Assembly MIPS programming questions
Replies: 11
Views: 1719

Re: Assembly MIPS programming questions

wth wrote:@frostegater just refer to http://www2.engr.arizona.edu/~ece369/Re ... erence.pdf
wow! very nice :D thanks seems like in this referece I can found all answers on my questions.
by frostegater
Mon Nov 05, 2012 2:46 pm
Forum: Programming and Security
Topic: is my third exploit exploitable?
Replies: 10
Views: 1312

Re: is my third exploit exploitable?

just if we can take ctrl of $a2, we can take ctrl of $a0. Maybe exploitable...
by frostegater
Mon Nov 05, 2012 2:34 pm
Forum: Programming and Security
Topic: is my third exploit exploitable?
Replies: 10
Views: 1312

Re: is my third exploit exploitable?

can take ctrl of $a1?
by frostegater
Mon Nov 05, 2012 2:16 pm
Forum: Programming and Security
Topic: is my second exploit exploitable?
Replies: 11
Views: 2149

Re: is my second exploit exploitable?

hmm interesting
make disasm $ra-50 150
by frostegater
Mon Nov 05, 2012 12:10 pm
Forum: Programming and Security
Topic: About PRX import using
Replies: 4
Views: 796

Re: About PRX import using

hm.. just I found in this module function that can be kxploited. If I can use functions from this PRX, please let me know how I can make it.
by frostegater
Mon Nov 05, 2012 6:24 am
Forum: Programming and Security
Topic: Assembly MIPS programming questions
Replies: 11
Views: 1719

Re: Assembly MIPS programming questions

wth wrote:lwl / lwr aren't branch / jump instructions though so no delay slot there
I know :) Just want to know what makes this instruction.

I think

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lwl $s1, 4($s2)
its

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$s1 = mem[$s2 - 4]
and

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lwr $s1, 4($s2)
its

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$s1 = mem[$s2 + 4]
right?

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