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ÔõÑù¹¥ÆÆ RSA-1024µÄËã·¨±£»¤ ?
Asprotect 1.0/1.1/1.11c- BETA v3 : DON¡¯T SHARE IT -
by Amenesia//TKM!
translated by stasi

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ASProtect - ÊÇÒ»ÖÖÈí¼þ±£»¤Èí¼þ£¬ÄܰïÖúÈí¼þÉè¼ÆÕߺܿì½ÝµØÉèÁ¢Èí¼þ¸¨Öú±£»¤»úÖÆ¡£ASProtect»¹ÄÜÌṩÖîÈç×¢²áÂë»ò²»Í¬°æ±¾µÄÉèÖá£

¶þ) Asprotect 1.0/1.1 [built-in key]
Èí¼þµÄ×¢²á²¿·Ö»áËæ»ú²úÉú¼¸¸öÊý£¬´æ·ÅÔÚ.asprÎļþÀïÖ÷ÒªÊÇÓÉbase 64±àÂëµÄA, D, EºÍNËĸöÊý×é³É¡£ £¨´ÓÓÒÍù×ó£©
A = INDtrZliM4t...0czFJpN42UQ==
D = U2atlST1lQ...kHcbIGwJU8=
E = EQAAAAAA...AAAAAAAA=
N = X7lD2zsvq3QW...ha6mOrdvULEAM8=
È»ºó×¢²áÂëͨ¹ýRSAº¯Êý¼ÆËã²úÉú£º
1 - H1 = RipeMD-160(A)
2 - H2 = MD5(Registration Information¡ªH1)
3 - Key = RSA(D,N, [H2¡ªRegistration Information¡ªH1])

×¢²áÂë¾Í»áÏñÕâÑù:
PYgt/87koSvbYPluc+/crrilfWI+ssZSU7UhgCLmK3D1C+x+
EX9n7ukwM5sKmI+nsH66V7L28BFTziNz5DOPLRHAqnI11wN5
Nd/dm0Esw20mm66V7L28BFTziNz55DOP4kzt+bie/rW4grgG
+e8/hsIuotMqUXguWKBnOXsoQ89Kg92T0MkB4FCZYuZQo=
ÕâÑùµÄ×¢²áÂë¿´ÉÏÈ¥ÊǺܰ²È«µÄ¡£¡£¡£

2.1 ¡¡D, N ºÍ EÊÇÔõÑù²úÉúµÄÄØ£¿
¡¡¡¡È«¹ý³ÌÊÇͨ¹ýÒ»¸öRSAVR.DLLµÄdllÎļþ½øÐÐÔËËãµÄ£º
1    Ñ¡Á½¸ö512λµÄ´óËØÊýpºÍq
1.1  Ëæ»úѡȡ¼ÓÃÜÃÜÔ¿e£¬Í¬ÑùÒ²ÊÇ512λµÄ
1.2  Ê¹eºÍ(p-1)(q-1)»¥ËØ£¨·Ç³£ºÄʱ¼ä£©
2    ¼ÆËãn=pq
3    ¼ÆËãd=exp(-1)mod ((p-1)(q-1))(±ÈÈçe = 17)
Èç¹ûÎÒÃÇÑ¡ºÃÁËpºÍq £¬ÎÒÃǾÍÄܵõ½n

2.2 ÔõÑù²úÉúp ºÍ qÄØ?
unsigned long _rand()
{
Seed *= 214013;
Seed += 2531011;
return( ((Seed >> 16) & 0x7FFF) );
}
unsigned long RandInt()
{
for(i=0;i<4;i++) { rval = ((rval << 8) +_ rand()); }
return(rval);
}
Seed = ( time() + ThreadId()) xor TickCount();
for(ri=0;ri<16;ri++) { BigNumber1[ri] = RandInt(); }
BigNumber1[ri] = BigNumber1[ri] xor C0000000h;
P= nextPrime(BigNumber1);
for(ri=0;ri<16;ri++) { BigNumber2[ri] = RandInt(); }
BigNumber2[ri] = BigNumber2[ri] xor C0000000h;
Q= nextPrime(BigNumber2);
Èç¹ûÎÒÃÇÄܵõ½time() + ThreadId()) xor TickCount()µÄ¼ÆËãÖµ£¬ÎÒÃǾÍÄܵõ½p ºÍ q...

2.3 ÆÆ½â
ÎÒ²»ÖªµÀRecca ÊÇÔõÑùÕÒµ½ºÏÊʵÄÖÖ×ÓÊýµÄ£¬µ«ÎÒÈÏΪºÃÏñÇî¾ÙÊÇΨһµÄ½â¾ö°ì·¨
1 Ñ¡ÔñÖÖ×ÓÊý
2 ¼ÆËã´óÊý1 ºÍ ´óÊý2
3 ʹP = nextP rime(BigNumber1) and Q=nextPrime(BigNumber2)
4 Èç¹ûn != p*q ÔÙ³¢ÊÔÏÂÒ»¸öÊý

µ«ÊÇÍê³ÉÈ«²¿µÄ²âÊԺܻ¨Ê±¼ä£¬ËùÒÔ»ù±¾²»Ì«¿ÉÄܲâÊÔËùÓеÄ2µÄ32´Î·½¸ö²»Í¬µÄÊý¡£

2.31 ¼õС²âÊÔ·¶Î§
Ê×ÏȸĽøµÄÊǼõСThreadId() ºÍ TickCount()£¬Ê¹µÃ³¤¶È×î´óµÄÖÖ×ÓÊý·ûºÏtime()¡£ ×îÖÕÎÒÃǾÍͨ¹ý²âÊÔ¼¸¸öºÍ¹«Ô¿Î»Êý½Ó½üµÄÖÖ×ÓÊý£¬À´Ëõ¶ÌËùÐèÒªµÄʱ¼ä¡£

2.3.2 ¸Ä½øËã·¨

²ÂÊÔµÄËÙ¶È»¹ÊǺܻºÂý£¬ËùÒÔÎÒÃDz»µÃ²»³¢ÊÔÕÒµ½Ò»ÖÖËã·¨£¬¼ÈÄܲâÊÔÖÖ×ÓÊýÓÖÄܲ»¼ÆËãpºÍq µÄÖµ¡£ÎÒÃÇÏëµ½µÄ°ì·¨¾ÍÊÇÐÞ¸ÄnextPrime()º¯ÊýʹËûÖ»¼ì²â´óÊý1ºÍ´óÊý2µÄ¸ßλ²¿·Ö£¬Èç¹ûÏàµÈ¾ÍÈÏΪÊÇ·ûºÏÌõ¼þµÄÊýÖµ
Áî
P = BigNumber1 + M1 ( M1 <2µÄ64´Î·½)
Q = BigNumber2 + M2 ( M2 <2µÄ64´Î·½)
Ôò
N = P* Q = (BigNumber1 + M1) * (BigNumber2 + M2)
N = BigNumber1 * BigNumber2 + M3 (M3 <= 2µÄ(512+64+2)´Î·½)
ËùÒÔ N(¸ßλ) = BigNumber1(¸ßλ) * BigNumber2(¸ßλ)

Ëã·¨£º
1 ѡһ¸öÖÖ×ÓÊý
2 ¼ÆËãµÃµ½BigNumber1λºÍBigNumber2¸ßλ
3 Èç¹û nµÄ¸ßλ²»µÈÓÚBigNumber1µÄ¸ßλ*BigNumber2µÄ¸ß룬¾Í³¢ÊÔÏÂÒ»¸öÖÖ×ÓÊý
4 ÇÒBigNumber1ºÍBigNumber2²»ÄÜÏàµÈ¡£
5 Èç¹û·ûºÏ£¬ÔÙ¼ÆËã
P = NextPrime(BigNumber1)
Q = NextPrime(BigNumber2)
6 Èç¹û N! = P* Q Ôò³¢ÊÔÏÂÒ»¸öÊý

2.4 Àý×Ó
Asprotect 1.1Ö÷³ÌÐò¼ÓµÄÊÇAsprotect 1.1¿Ç¡£Ò»Ê±ÕÒ²»µ½Ò»¸ö¸üºÃµÄÀý×ÓÀ´¼ìÑéÎÒÃǵÄËã·¨ÊDz»ÊÇÓÐЧ...
´Ó.aspr ÎļþÀïµÃµ½n ºÍ eµÄÖµ
n = EB1D4EADA4815F6277519791BFFA8B4C0B872D1C436515AB
D9572B22BF6A03FECB4E5CC49AF1EE35C31344617A1210663056
90529B9CE7F13ED2D37CD7034A3EDD096853EC61243BCCAC5A58
800B0330A4DD85E9AA237F2F2AE60CA049B1D2777B2E0C5FF51E
058382A86C3EC12F7AB41642022772FF2A2D3DBA704725702199
e = 17

AsprotectÊÇÔÚ2000ÄêʮԷ¢²¼µÄ£¬ËùÒÔÎÒÃÇÑ¡Ôñ39000000h×÷Ϊ×îСµÄÖÖ×ÓÊý¡£ÎÒÃÇÔÚÒ»·ÖÖÓÀï¾ÍÕÒµ½ÁË398BBB72h (ÊÇÅöײֵ£¬ËùÒÔÉáÈ¥)ºÍ 399BACC4h£¨Ò»Ð¡Ê±Äܼì²âËùÓеÄ2µÄ32´Î·½¸öÖÖ×ÓÊý£©,ËùÒÔÎÒÃǺÜÇáËɵؾ͵õ½ÁË£äµÄÖµ£º
D= l8F1EGKSQWCw9Et5klCpkm9/TIQFw0xOxibd+bQNndzGYoIX
4PmHXcdZtN3VWRQfuYS/cLeEf0i+kG3Cd7kaqKCkBO3xiAFgZMf
vW8D+bov+AfjDICITq5/Lhex7PykLGtUNnH8LSsmIDSWqldwX3Q
9o8U4HcJSjSJIfS4bumc=


3 Asprotect 1.11c
²»¾ÃA.S. ¾ÍΪÁËÐÞ²¹Õâ¸öСÎÊÌâ¶ø·¢²¼ÁËÒ»¸öеİ汾¡£Õâ´Î¿´À´ÊÇûÓÐÈËÄܹ»ÆÆ½âËüÁË£®£®£®£º£©
Ëæ»úÊýÊÇÕâÑù²úÉúµÄ£º
unsigned long _rand()
{
Seed = ( time() + ThreadId()) xor TickCount();
Seed *= 214013;
Seed += 2531011;
return( ((Seed >> 16) & 0x7FFF) );
}
unsigned long RandInt()
{
for(i=0;i<4;i++)
{ rval = ((rval << 8) +_ rand()); }
4
return(rval);
}
for(ri=0;ri<16;ri++) { BigNumber1[ri] = RandInt(); }
BigNumber1[ri] = BigNumber1[ri] xor C0000000h;
P= nextPrime(BigNumber1);
for(ri=0;ri<16;ri++) { BigNumber2[ri] = RandInt(); }
BigNumber2[ri] = BigNumber2[ri] xor C0000000h;
Q= nextPrime(BigNumber2);

Õâ¸öеÄÖÖ×ÓÊýµÄÿһλ¶¼±»·Ö±ð¼ÆËãµÃµ½µÄ¡£ÎÒÃǾͱØÐëÖØÐÂдһ¸ö±¬ÆÆ»ú¡£µ«ÎÒÓöµ½µÄ»¹ÊÇÏàͬµÄÎÊÌâÔõÑù²ÅÄÜ¿ì½ÝµØÕÒµ½ºÏÊʵÄÊý¶ø²»²âÊÔËùÓеÄÊý¡£´ËÍâÔõÑù²ÅÄÜ·½±ã¼ì²â4*2µÄ512´Î·½¸ö¿ÉÄܵĴóÊýÄØ£¿

3.1 ¼õС²âÊÔ·¶Î§
GetCurrentThreadId()Êǹ̶¨µÄÖµ£¬GetTickCount ºÍ time()ÊÇÀûÓÃ˲ʱʱ¼äµÃµ½µÄ£¬µ«ÓÉÓÚ¼ÆËãµÄËٶȺܿ죬¾Íµ¼Ö GetTickCount and time()ÔÚ¼ÆËã´óÊýµÄʱºò»ù±¾ÊDZ£³Ö²»±äµÃ£¬Òò´Ë×îÖÕÓÃÕâЩº¯Êý¼ÆËãµÃµ½µÄrand()²ÎÊýÖµ×ÜÊÇÒ»¸ö& 0x7FFFµÄÏàͬµÄÖµ¡£ËùÒÔÎÒÃÇÄÜÓÃ2µÄ15´Î·½*2µÄ15´Î·½¶ÔµÄÖÖ×ÓÊýÀ´´úÌæÔ­À´µÄ4*2µÄ512´Î·½*2µÄ512´Î·½¸öÊý¡£
Ö»ÐèÒª°´ÕÕÒÔϵĸñʽ¾Í¿ÉÒÔÁË£º£©
BigNumber1 = [AorC0000000h]AAAA. . .AAAA
BigNumber2 = [BorC0000000h]BBBB . . .BBBB

3.2¸Ä½ø
ÿ¸ö´óÊý¶¼ÓÐÒ»ÖÖÒÑÖªµÄ½á¹¹£¬ÎÒÃǾÍÀûÓÃËüÈ¥²âÊÔÒ»¸öÖÖ×ÓÊýÊDz»ÊÇÕýÈ·¡£Èç¹ûnµÄ¸ßλ³ýÒÔ´óÊý1µÄ¸ßλËùµÃµ½µÄÊýÓÐÀàËÆ (B or C0000000h)µÄ½á¹¹£¬ÄÇÎÒÃǾͲÂÕâ¸öÊýÒ²Òò¸Ã¾ÍÊÇpÁË£¬ÄÇÊÇÒòΪQ ¾ÍÊǵÈÓÚ N/P¡£ÏÖÔÚÎÒÃǾÍֻʣÏÂ2µÄ15´Î·½¸öÊýÀ´³¢ÊÔÁË...
P = [AorC0000000h]AAAA. . .AAAA + M1
Q = [BorC0000000h]BBBB . . .BBBB + M2
N = BigNumber1 * BigNumber2 + M3
ËùÒÔ N¸ßλ/BigNumber1¸ßλ= [BorC0000000h]BBBB£º

1 ѡһ¸öËæ»úÊý
2 ¼ÆËã´óÊý1µÄ¸ßλ
3 Èç¹ûnµÄ¸ßλ³ýÒÔ´óÊý1µÄ¸ßλ²»ÊÇÓÐÀàËÆ (B or C0000000h)µÄ½á¹¹£¬¾Í¼ÌÐø³¢ÊÔ½ÓÏÂÀ´µÄÊý
4 Èç¹û·ûºÏÄǸö½á¹¹£¬ÎÒÃǾͰѴóÊý1¸øËã³öÀ´
5 ͨ¹ýÕâÑùË㣺P = NextP rime(BigNumber1)
6 ¼ÆËãQ = N/P

3.3¾ÙÀý
Asprotect 1.11cÖ÷³ÌÐòʹÓà Asprotect 1.11c ±£»¤µÄ:
N = C7D6E57A0D1C3A9752618FB497A6E4D1DCEC39EF22318F0C
6776E429ACBC3946F2018E643746E3817C8C389EC1D18DBC0716
E2D94C5C37F691A18D13D6E6F122D03D00090AF7AAEBC5B255CE
806D00B13B27AB93F5E25676B09D01596B57AC3C2612571EE0CD
02019B87ACE4564257C710FD02A9CBB7AD8C8672586F416D536D
ʹÓúÍǰһ´ÎÒ»ÑùµÄËã·¨ÎÒÃǾÍÔÚ1ÃëÄھ͵õ½ÁËÄǸöºÏÊʵÄËæ»úÊýÖµ5454542D£¨¶øÇÒÈ«²¿²âÊÔ2µÄ15´Î·½¸öÊýÒ²Ö»ÓÃÁË3Ã룩
ËùÒԾ͵õ½ÁË£º
P = D454542D5454542D...
Q = F0F0F088F0F0F088...
ÇáËɸ㶨dµÄÖµ£º
D = HV/nbSNxR14Tvhm4bHRVey+U+qdbHQk8Q+BPfBrY
qZYMa14KmBhtGX4flkK+gVoGGX23485UMFwdxMMux5Aw
DtEsU+ZTzlQmvNX5zEuDRVg/1jZJGc7NIBltCVy+sOt+
iVqzBnopoHPQHrNGzDkr/615Ch40ns4iIWp3i7PbRs


4 ½áÂÛ
ÊDz»ÊǸе½ºÜÓÐÒâË¼ÄØ£¿ÕâÊǸö¹ýʱµÄÈí¼þÁË£¬µ«ËüÈ´ÊÇÒ»¸öºÜºÃµÄRSA1024±»¹¥ÆÆµÄÀý×Ó¡£
Èç¹ûÄãÏëÌÖÂÛ¹ØÓÚ±£»¤£¬»òÊÇÈÎºÎÆäËûÓÐÒâ˼´úÂëµÄ»°Ìâ£¬ËæÊ±¿ÉÒÔÁªÏµÎÒ¡£Ï´ÎÎÊÌâÎÒÃÇÔÙ¼û...
ÔٴθÐл {TKM!, FFF,CoRE,GoD,UCF,DAMN, TMG, . . .}.
È«Îıϡ£

[ Last edited by sdlj8051 on 2006-10-6 at 11:31 ]
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