作者:冰狐浪子 来自:http://www.icyfoxlovelace.com/
: ]/ m7 Z1 j& X5 r& [一网友给我一加密网页“太乙奇門六壬排盤程式”,其中脚本采用微软工具进行了加[VBScript.Encode],说是用解密软件不能解密,我看后发现页面编码是UTF-8,改为ANSI后,使用scrdec顺利解密,看来编码问题有的时候满有用的,对于解密失败的朋友可以尝试看下编码格式,因为现在的解码工具好像是针对ANSI编码的!
) E, {( O- A1 a4 E; F. X附scrdec1.3源代码[c代码]:
$ `) ]0 Y' P% h" U( s/**********************************************************************/6 y* m. m; d; `1 X /* scrdec.c - Decoder for Microsoft Script Encoder */ /* Version 1.3 */- N4 X/ I z9 x0 E% L G- x /* */ /* COPYRIGHT: */ /* (c)2000/2001 MrBrownstone, _blank>mrbrownstone@virtualconspiracy.com */" _3 }- d- X5 |" p /* Some changes by Joe Steele to correct minor stuff */ /* */ /* DISCLAIMER: */ /* This program is for demonstrative and educational purposes only. */. i& u( I6 \8 |# n% u4 R/ K /* Use of this program is at your own risk. The author cannot be held */ /* responsible if any laws are broken by use of this program. */ /* */; C0 Q4 X6 x7 h /* If you use or distribute this code, this message should be held */ /* intact. Also, any program based upon this code should display the */( V6 p5 _& [! w' J& H' o /* copyright message and the disclaimer. */. P9 s$ @5 a9 U% n6 S/ C /**********************************************************************/
#include #include ) u9 T" x6 ]0 q( s j9 c7 S #include
0 m/ |! v% V5 o$ b8 U. x; |) I1 f; y4 ]#define LEN_OUTBUF 647 p5 z: M9 B) C ^# l #define LEN_INBUF 1024
! O+ {9 [4 S% t# G0 Y3 U#define STATE_INIT_COPY 100 #define STATE_COPY_INPUT 1016 C8 N6 ?+ x5 v #define STATE_SKIP_ML 102 #define STATE_CHECKSUM 103 #define STATE_READLEN 104 #define STATE_DECODE 105% ?. S8 t/ G8 \8 e# g& N #define STATE_UNESCAPE 1063 o* w. h$ G: c8 t0 E8 H N #define STATE_FLUSHING 107 #define STATE_DBCS 108, r b1 Y$ N% h; `+ q0 R* V #define STATE_INIT_READLEN 109
unsigned char rawData[292] = { 0x64,0x37,0x69, 0x50,0x7E,0x2C, 0x22,0x5A,0x65, 0x4A,0x45,0x72, * Y+ o' g% P$ D! i4 m 0x61,0x3A,0x5B, 0x5E,0x79,0x66, 0x5D,0x59,0x75, 0x5B,0x27,0x4C, 0x42,0x76,0x45, 0x60,0x63,0x76, 0x23,0x62,0x2A, 0x65,0x4D,0x43, 2 ^6 T0 \: V# m, g8 r1 y! U 0x5F,0x51,0x33, 0x7E,0x53,0x42, 0x4F,0x52,0x20, 0x52,0x20,0x63, ; K1 V- ~! D2 [3 P2 R$ W) Y y 0x7A,0x26,0x4A, 0x21,0x54,0x5A, 0x46,0x71,0x38, 0x20,0x2B,0x79, 8 y) i( c9 Q/ U! _ 0x26,0x66,0x32, 0x63,0x2A,0x57, 0x2A,0x58,0x6C, 0x76,0x7F,0x2B, 0x47,0x7B,0x46, 0x25,0x30,0x52, 0x2C,0x31,0x4F, 0x29,0x6C,0x3D, 0x69,0x49,0x70, 0x3F,0x3F,0x3F, 0x27,0x78,0x7B, 0x3F,0x3F,0x3F, * g( ], w# f, }$ r) _ 0x67,0x5F,0x51, 0x3F,0x3F,0x3F, 0x62,0x29,0x7A, 0x41,0x24,0x7E, 5 I4 {- O4 W2 E6 w' i 0x5A,0x2F,0x3B, 0x66,0x39,0x47, 0x32,0x33,0x41, 0x73,0x6F,0x77, 1 b2 m5 w- k$ b: L6 }4 { }% f2 [ 0x4D,0x21,0x56, 0x43,0x75,0x5F, 0x71,0x28,0x26, 0x39,0x42,0x78, 6 i# g( Q# { S, o 0x7C,0x46,0x6E, 0x53,0x4A,0x64, 0x48,0x5C,0x74, 0x31,0x48,0x67, 0x72,0x36,0x7D, 0x6E,0x4B,0x68, 0x70,0x7D,0x35, 0x49,0x5D,0x22, 9 P# Y8 Y' m0 W# k 0x3F,0x6A,0x55, 0x4B,0x50,0x3A, 0x6A,0x69,0x60, 0x2E,0x23,0x6A, 0x7F,0x09,0x71, 0x28,0x70,0x6F, 0x35,0x65,0x49, 0x7D,0x74,0x5C, 0x24,0x2C,0x5D, 0x2D,0x77,0x27, 0x54,0x44,0x59, 0x37,0x3F,0x25, 0x7B,0x6D,0x7C, 0x3D,0x7C,0x23, 0x6C,0x43,0x6D, 0x34,0x38,0x28, & D3 r4 ^* u* g6 W' W6 p% F6 \ 0x6D,0x5E,0x31, 0x4E,0x5B,0x39, 0x2B,0x6E,0x7F, 0x30,0x57,0x36, 0x6F,0x4C,0x54, 0x74,0x34,0x34, 0x6B,0x72,0x62, 0x4C,0x25,0x4E, 0x33,0x56,0x30, 0x56,0x73,0x5E, 0x3A,0x68,0x73, 0x78,0x55,0x09, 0 l* K1 }& x+ k# _" A {2 t 0x57,0x47,0x4B, 0x77,0x32,0x61, 0x3B,0x35,0x24, 0x44,0x2E,0x4D, 5 P. t. X- e2 W+ T 0x2F,0x64,0x6B, 0x59,0x4F,0x44, 0x45,0x3B,0x21, 0x5C,0x2D,0x37, * b* z% Y, Q7 E' T1 k. T 0x68,0x41,0x53, 0x36,0x61,0x58, 0x58,0x7A,0x48, 0x79,0x22,0x2E, " E F6 z9 ~+ ^2 t1 {5 i4 E 0x09,0x60,0x50, 0x75,0x6B,0x2D, 0x38,0x4E,0x29, 0x55,0x3D,0x3F,& E! \* d" ]! _+ q9 D4 Y2 e; v 0x51,0x67,0x2f8 b) P7 N, y% w# [: [& I, D& |, }7 C } ;
! A5 ?1 m8 k) Sconst unsigned char pick_encoding[64] = { 2 v8 ?5 b& c! P2 Z 1, 2, 0, 1, 2, 0, 2, 0, 0, 2, 0, 2, 1, 0, 2, 0, * p: \" y% X0 \& A- M4 i- K* u; k/ P 1, 0, 2, 0, 1, 1, 2, 0, 0, 2, 1, 0, 2, 0, 0, 2, 1, 1, 0, 2, 0, 2, 0, 1, 0, 1, 1, 2, 0, 1, 0, 2, . c: D% B( L2 C$ m l" S 1, 0, 2, 0, 1, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 2 };
unsigned char transformed[3][128];$ |. v' e- ?% m5 v9 U' u9 _ int digits[0x7b];
5 g2 U$ X" h# e# y; k5 wunsigned char unescape (unsigned char c) { static unsigned char escapes[] = "#&!*$"; static unsigned char escaped[] = "\r\n<>@"; int i=0;
if (c > 127) return c; while (escapes) { 0 e$ M5 l1 e; z+ R/ q1 T: y& \- S if (escapes == c) return escaped;5 X8 q4 ` ?, V+ ~/ } h i++; } return '?';* ?$ x/ q' T( g7 q3 ~& v1 B }
void maketrans (void)+ e! ^, P7 x2 X) H2 Y7 U7 C4 z { 1 p, Q' r3 J. Y7 B- ^# z# z3 r int i, j;
for (i=31; i<=127; i++); @% M. W+ N9 Y% J+ t for (j=0; j<3; j++) : f# Y. _8 p8 @( A5 k' G) q+ v1 s5 x transformed[j][rawData[(i-31)*3 + j]] = (i==31) ? 9 : i; }
void makedigits (void)6 ? `+ J! @' ]0 x" | { int i;
for (i=0; i<26; i++) { digits['A'+i] = i;. y7 c$ [ \8 C! ^/ x' \ digits['a'+i] = i+26;1 r1 K& E2 H3 x3 d, _ }6 V* h) O8 \. b' b for (i=0; i<10; i++) L1 A( A4 a1 Q7 {$ K digits['0'+i] = i+52; digits[0x2b] = 62; digits[0x2f] = 63;* t- }& K0 t% x5 M }
unsigned long int decodeBase64 (unsigned char *p)6 }9 Z" g7 q# G5 M# A4 x1 \ { unsigned long int val = 0;
val += (digits[p[0]] << 2);& i0 q2 M5 _3 c" R* S4 x( s: D val += (digits[p[1]] >> 4); val += (digits[p[1]] & 0xf) << 12;/ `! Y7 E: U1 J+ q/ ?0 e3 l val += ((digits[p[2]] >> 2) << 8); / p, j7 ]' m2 j val += ((digits[p[2]] & 0x3) << 22);5 ~; T( c( G& E* V& r; b val += (digits[p[3]] << 16); val += ((digits[p[4]] << 2) << 24); val += ((digits[p[5]] >> 4) << 24);
/* 543210 543210 543210 543210 543210 543210
765432 10 ba98( O8 X0 H) O. T fedc9 r& \& ]- \# _( N: Q 76+ Q4 t+ h( O, m* I5 _) j5 W 5432102 D: n+ T, ~6 Z+ {2 Q: @4 s/ f fedcba 98---- |- LSB -||- -||- -| |- MSB -|9 E4 A# g0 z5 h( O1 O. j */ return val;- k& @5 S5 {! C. s* N3 U }
int isLeadByte (unsigned int cp, unsigned char ucByte)% M: n$ L" v' { { 5 _! y X" t$ z' B! N /* Code page 932 - Japanese Shift-JIS - 0x81-0x9f 0xe0-0xfc 936 - Simplified Chinese GBK - 0xa1-0xfe: C. K6 r/ _, @, f/ i d/ H 949 - Korean Wansung - 0x81-0xfe$ w' q- b, g) ~7 \ 950 - Traditional Chinese Big5 - 0x81-0xfe 3 b' I2 a0 G/ R 1361 - Korean Johab - 0x84-0xd3 0xd9-0xde. \1 R3 ~) d* K' O/ s% ^( ?3 t 0xe0-0xf9 */ switch (cp) { case 932:% S. Y7 ^6 E, Y. [ if ((ucByte > 0x80) && (ucByte < 0xa0)) return 1; if ((ucByte > 0xdf) && (ucByte < 0xfd)) return 1; else return 0;! ~5 L2 g, k& H% G case 936: if ((ucByte > 0xa0) && (ucByte < 0xff)) return 1; else return 0;; Q1 C; B4 N' w& Y7 j- e4 H case 949: case 950:) O# a8 t) e/ j9 D- i7 Z if ((ucByte > 0x80) && (ucByte < 0xff)) return 1;: \' g8 C; y! U0 D0 H1 C( L else return 0; case 1361:7 c, J0 g( } F9 L- J0 ~ if ((ucByte > 0x83) && (ucByte < 0xd4)) return 1;$ U' p3 ^4 H7 S( W1 X" s if ((ucByte > 0xd8) && (ucByte < 0xdf)) return 1; if ((ucByte > 0xdf) && (ucByte < 0xfa)) return 1; else return 0; default: return 0;; Y% Q0 T4 ]9 G$ k& n }
}
int ScriptDecoder (unsigned char *inname, unsigned char *outname, unsigned int cp)8 t; _4 Y9 j9 w { unsigned char inbuf[LEN_INBUF+1]; unsigned char outbuf[LEN_OUTBUF+1]; unsigned char c, lenbuf[7], csbuf[7];; K* O( B/ N# ~ unsigned char marker[] = "#@~^";5 j1 V6 @' ], K5 R# e2 c int nextstate, state = 0;- [4 P# w8 Y/ w$ F7 n8 C# @! g int i, j, k, m, ml = 0;- R7 _9 t, s- |% I unsigned long int csum = 0, len = 0; FILE *infile, *outfile;
infile = fopen (inname, "rb"); outfile = fopen (outname, "wb"); if (!infile || !outfile) { printf ("Error opening file!\n"); return 10;+ _/ x9 c% p7 t } maketrans(); makedigits(); memset (inbuf, 0, sizeof (inbuf));* M; T# ?) o4 F' r+ t8 B: J memset (outbuf, 0, sizeof (outbuf));3 S( d8 P7 m* D memset (lenbuf, 0, sizeof (lenbuf)); 2 k0 O) s7 g" o# S$ c$ u) \ state = STATE_INIT_COPY; i = 0;: V# n' G5 r' e$ c6 i. [9 x j = 0;
while (state)! Y/ o f" U* ~ { if (inbuf == 0) { % g% [- l6 c2 o( Z9 F' X if (feof (infile)) break;
memset (inbuf, 0, sizeof (inbuf)); fgets (inbuf, LEN_INBUF, infile); i = 0;% y3 v3 a$ o2 T continue;! [6 N, r. D4 m: f; O, j }
if (j == LEN_OUTBUF): l5 P% L: G" w, `. q { fwrite (outbuf, sizeof(char), j, outfile);6 P3 E' E7 H- Y0 U7 H- R j = 0;, x2 g4 U% _# F6 \ }
switch (state)" f8 Q% Z& ~8 y! I { case STATE_INIT_COPY: 7 M4 p3 V8 c6 A9 E+ W/ q ml = strlen (marker); m = 0; state = STATE_COPY_INPUT;2 w; g) y4 }- Z& V, O7 K break;
} if (m == ml)/ \& t. z/ j/ y9 k2 d# `* t state = STATE_INIT_READLEN;8 N- [& Y, {) s; r1 Y2 M3 f break;
case STATE_FLUSHING:" _7 ^- J* v) m8 }6 v: d% |+ Q' ? outbuf[j++] = marker[k++];. b8 R/ k( n5 h6 J m--;" t1 e& }0 A6 S" w! `$ `5 p if (m==0)5 e, H4 V: y E state = STATE_COPY_INPUT;( }! r4 o& C! Y break;7 s- f& [# `& I- A case STATE_SKIP_ML: i++;5 Q9 E, ~2 p' k6 f$ \ c if (!(--ml)), r9 q5 D: g& i& |/ H! ~( u state = nextstate;% Z* x3 Q3 n! e: m break;
case STATE_INIT_READLEN: ml = 6;: O+ ?2 J' d: H( n6 s& F- Z state = STATE_READLEN; break;
case STATE_READLEN: ' @. Z! n2 h/ o9 m+ o9 G5 f lenbuf[6-ml] = inbuf[i++];# \$ B2 }5 i3 a% ^9 L- S if (!(--ml)) { $ T2 H( q) y/ _4 W1 Z len = decodeBase64 (lenbuf); m = 0; ml = 2;2 S! d; [0 Y! j1 y! p O2 M; o2 |8 ? state = STATE_SKIP_ML; nextstate = STATE_DECODE;8 U8 Y2 H+ V+ j, H4 C }6 O( b K l9 p h break;
case STATE_DECODE: if (!len) { ml = 6;" b; E2 q5 @5 v& J; E+ P state = STATE_CHECKSUM; break; }1 J2 u$ Q7 j' _0 S if (inbuf == _blank>'@') state = STATE_UNESCAPE; else w: V1 n: m J4 c { 2 t4 U3 T, N% u) u% k0 ]% p9 U if (inbuf < 0x80)! U- D H. g& Q* b! s) W/ _( z { ; ?+ V7 r8 u' J9 a3 C: W outbuf[j++] = c = transformed[pick_encoding[m%64]][inbuf]; csum += c;( T% e7 N& ]1 v5 t6 ?( x m++; }: ], O& p7 Q, m else$ ?0 Z. s7 L8 L5 p) t { outbuf[j++] = inbuf; if ((cp) && (isLeadByte (cp,inbuf))) state = STATE_DBCS;4 g: I5 w# }$ M" Y, `# l( T, _ }
} i++;. d. f" U6 `1 m* u: H len--; break;
case STATE_DBCS: outbuf[j++] = inbuf[i++]; state = STATE_DECODE;0 n5 F$ n# L4 t. R' h9 t break; case STATE_UNESCAPE: outbuf[j++] = c = unescape (inbuf[i++]); csum += c; len--;5 T8 i( J0 b( f- h% p& `9 y9 ~ m++;. s7 S7 c) X1 r) M. m/ _ state = STATE_DECODE;$ @; u. J% M0 I+ T2 n break;
case STATE_CHECKSUM: 3 ~3 q+ U8 b8 O! e: ^; N csbuf[6-ml] = inbuf[i++];! [3 L9 s! l1 K1 G if (!(--ml))! }. O9 x: s% P* y0 N6 @9 m4 n { : ~5 Q c% l! U( E8 e, { csum -= decodeBase64 (csbuf); if (csum) { //printf ("Error - Incorrect checksum! (%lu)\n", csum);/ h$ i9 s7 }+ S. F" w //csum=0; 此处注释掉好点,不然好多时候不能解密 嘿嘿 [icyfox] }* U; h& h5 r9 }7 S3 N m = 0; ml = 6; state = STATE_SKIP_ML; nextstate = STATE_INIT_COPY; }8 U6 ?5 o8 z" d- K/ W5 v; g5 m break;
default:7 F# A# E; ]1 Q4 G printf ("Invalid state: %d\n", state); break;( F9 B4 e9 m! N }5 U2 c! Q1 ~, @' H9 a) G# |( |7 V } , w U. e5 H$ h u7 h0 v1 b( O fwrite (outbuf, sizeof (char), j, outfile); fclose (infile);. l: ^! F u! ^% \1 R; b fclose (outfile);# E! C1 e! `3 `) k, o: P! o6 o return 0;, G4 @, m, x3 A5 j" W }
6 @4 ~" G3 \; }! ], S3 n; g int main (int argc, char **argv)! o0 M8 [! }6 x3 R6 x* K { $ A& @5 Y6 `5 G; W3 ^ int cp = 0;
if (argc < 3) { ; f% N/ |# ?4 ]1 S' n, ]+ H printf ("Decoder for Microsoft Script Encoder v1.3\n" "(c)2000/2001 MrBrownstone, _blank>mrbrownstone@virtualconspiracy.com\n" "Home page: _blank>http://www.virtualconspiracy.com/scrdec.html\n\n"8 `5 M) Y. r; o5 x4 [ "Usage: scrdec13 [codepage]\n\n"- p: u3 C0 \1 C& W! F( x" m0 m" b "Code pages can be 932 - Japanese\n" " 936 - Chinese (Simplified)\n" " 950 - Chinese (Traditional)\n"7 V. M/ i4 F# q2 h9 |/ B " 949 - Korean (Wansung)\n"1 a0 g2 I |- F4 y8 N " 1361 - Korean (Johab)\n"7 D, m- U/ n* ?9 e0 D "Any other code pages don't need to be specified.\n");1 Q5 {# w- A: \2 J2 o return 10; }
if (argc > 3)7 B/ P5 {, U3 g$ } cp = atoi (argv[3]);3 v5 C4 x+ } q6 n* G return ScriptDecoder (argv[1], argv[2], cp);& ~2 ]) N# Z \: S. z3 C" w }
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