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Search found 55 matches
mmx strlen implementation
PostForum: Assembler   Posted: Thu Feb 09, 2006 12:05 am   Subject: mmx strlen implementation
erg0t
 
Replies: 3
Views: 6192




iluminated code Smile

personal note > pone el source del bot aka no seas careta
todavia le falta xD
mmx strlen implementation
PostForum: Assembler   Posted: Tue Feb 07, 2006 7:54 pm   Subject: mmx strlen implementation
erg0t
 
Replies: 3
Views: 6192




I optimized a little the rutine.
Benchmarks:

old

real 0m9.412s
user 0m9.355s
sys 0m0.025s

new

real 0m8.120s
user 0m8.073s
sys 0m0.019s


new code:

macro strl ...
mmx strlen implementation
PostForum: Assembler   Posted: Sat Feb 04, 2006 3:19 pm   Subject: mmx strlen implementation
erg0t
 
Replies: 3
Views: 6192




Hi, yesterday I was iluminated and it ended in a very fast and small strlen implementation. It uses 2 general registers, two mmx registers, and has only one branch. Can be modified easly to scan for a ...
Lookin for linux cracking tuts
PostForum: Newbies corner   Posted: Tue Jan 24, 2006 11:08 pm   Subject: Lookin for linux cracking tuts
erg0t
 
Replies: 5
Views: 6016




mhm
i tried strace ... but it does not get any output itself from the program. perhaps the coders used a workaround to hide their code from beeing traced by such simple standard linux tools.
execve( ...
Lookin for linux cracking tuts
PostForum: Newbies corner   Posted: Tue Jan 24, 2006 12:43 pm   Subject: Re: Lookin for linux cracking tuts
erg0t
 
Replies: 5
Views: 6016




hi everybody
everyone knows cracking in windows. but cracking programs under linux ... somehow impossible without right knowledge.
there is a game out there ... which has a stupid handbook-page/2let ...
whack-a-mole crack
PostForum: Disassembling   Posted: Sat Jan 21, 2006 4:04 pm   Subject: Re: assembly wrt whack-a-mole
erg0t
 
Replies: 5
Views: 8282




you know assembly?

ya i know it. but at least i should know how to use the output of disassembly. can u suggest me a good tutorial?

well, the best site is the +HCU
take a look at +Fravia's site ...
whack-a-mole crack
PostForum: Disassembling   Posted: Fri Jan 20, 2006 2:54 pm   Subject: whack-a-mole crack
erg0t
 
Replies: 5
Views: 8282




you know assembly?
NEW! Unkillable thread + procfs corruption
PostForum: Linux world   Posted: Fri Jan 13, 2006 10:02 am   Subject: NEW! Unkillable thread + procfs corruption
erg0t
 
Replies: 15
Views: 16644




Well I use x86 and why is it not working?

Shai-tan

Sorry, I know what is happening, I use lot of macros I made for my code, so to get a code that everyone could compile I used nasm -e and posted ...
NEW! Unkillable thread + procfs corruption
PostForum: Linux world   Posted: Thu Jan 12, 2006 8:07 pm   Subject: NEW! Unkillable thread + procfs corruption
erg0t
 
Replies: 15
Views: 16644




gcc -nostartfiles -m32 -o test -pipe -march=i386 -mcpu=i686 -fno-strength-reduce -fno-strict-aliasing -pipe test.o
collect2: ld terminated with signal 11
i give up

The problem is that nasm gener ...
NEW! Unkillable thread + procfs corruption
PostForum: Linux world   Posted: Thu Jan 12, 2006 3:32 pm   Subject: NEW! Unkillable thread + procfs corruption
erg0t
 
Replies: 15
Views: 16644




Hey erg0t hows everything holding up? Ah isnt assembly great...

Anywayz:


shai-tan@Shai-tan:~$ nasm -felf test.asm ; gcc test.o -o test
/usr/lib/gcc/i486-linux-gnu/4.0.2/../../../../lib/cr ...
NEW! Unkillable thread + procfs corruption
PostForum: Linux world   Posted: Wed Jan 11, 2006 2:42 pm   Subject: NEW! Unkillable thread + procfs corruption
erg0t
 
Replies: 15
Views: 16644




hi
i tried to compilie your progg under amd64 but it didn't work. i got kernel 2.6.15 and i get
/usr/lib/gcc/x86_64-slackware-linux/3.4.4/../../../../x86_64-slackware-linux/bin/ld: warning: i386 arc ...
NEW! Unkillable thread + procfs corruption
PostForum: Linux world   Posted: Tue Jan 10, 2006 5:33 pm   Subject: NEW! Unkillable thread + procfs corruption
erg0t
 
Replies: 15
Views: 16644




well, I did some more tests, and the thread is terminated, but the structures still there, so is really killed Sad
I will try to do some more tests to se if I can find a way to keep the thread running
NEW! Unkillable thread + procfs corruption
PostForum: Linux world   Posted: Tue Jan 10, 2006 4:28 pm   Subject: NEW! Unkillable thread + procfs corruption
erg0t
 
Replies: 15
Views: 16644




This is a new PoC of the old bug I found, now it can run the thread!!!
And in the old bug, the thread could be killed re-attaching it, now it can't!!!
And one more thing, some of the ProcFS info is ...
Looking for a ftp scanner
PostForum: Linux world   Posted: Sun Oct 16, 2005 11:00 pm   Subject: Looking for a ftp scanner
erg0t
 
Replies: 15
Views: 14510




Well right, i think perl is a great programming language, because there is no need to compile things, they just run at run-time. c ist great as we know, but it's rather old and there is no way u can w ...
Looking for a ftp scanner
PostForum: Linux world   Posted: Sun Oct 16, 2005 6:25 pm   Subject: Looking for a ftp scanner
erg0t
 
Replies: 15
Views: 14510




Well right, i think perl is a great programming language, because there is no need to compile things, they just run at run-time. c ist great as we know, but it's rather old and there is no way u can w ...
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