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by: 冰狐浪子 from:http://www.icyfoxlovelace.com/ 2 T* J- M9 r f7 C- r
既然有兄弟需要原代码,我也就贴出来算拉,免得一个个发!,使用请参照“修改文件时间,保护asp木马”
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修改文件时间例子.asm
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.model flat, stdcall
) d* k: M1 W7 [ option casemap :none$ k; E9 Y* o7 ^ R2 E5 U
;[转载请保留出处]
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;作者:冰狐浪子 [http://www.icyfoxlovelace.com]' y6 M9 ^2 [! _% x2 @, u8 c
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4 n" [: r6 s; ? ~( e, J; Include 文件定义
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6 T/ X. r! A2 I, a! N+ ]include windows.inc
& |/ t+ A* |. E9 U0 k" |* L/ e+ Z7 {5 Winclude kernel32.inc+ c7 W: P: M2 m0 L4 f
includelib kernel32.lib
' F" ?- n4 T/ T; t0 T7 U. J .code0 y* f8 B( L/ M7 G0 a
_TimeC proc @_szFileName1,@_szFileName2' H1 T9 {# K Q
local @hFile ;文件句柄+ [1 Q U3 L8 `6 G7 m
local @Crtime: FILETIME
: m, Y% x5 s+ t6 m* h local @Latime: FILETIME4 c, P r" R3 i# K
local @Lwtime: FILETIME8 R! J4 q. z8 A; F9 J! Z& {, H/ ~
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;打开文件& N6 @$ @" B# v6 b7 }
invoke CreateFile, @_szFileName1, GENERIC_READ, FILE_SHARE_READ or \9 C; ]/ b' v, _( K( \5 n8 i
FILE_SHARE_WRITE, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL,0
! }6 G# i0 f7 \( N9 d cmp eax,INVALID_HANDLE_VALUE
( S: B/ g; U9 N* g- }3 c je _@exit0! B8 O1 {9 N4 k2 m- a
mov @hFile,eax ;复制文件句柄6 r( I" R$ e! ]* ?1 K
invoke GetFileTime,@hFile,addr @Crtime,addr @Latime,addr @Lwtime* B' w0 E, C2 x) f S! c* k. p
invoke CloseHandle,@hFile ;关闭文件1 H1 C0 N4 e! ?3 s1 u
8 {6 M) s- J- F$ d. F invoke CreateFile, @_szFileName2,GENERIC_WRITE, FILE_SHARE_READ or \& i/ t( R q7 q
FILE_SHARE_WRITE, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL,0
0 [& T7 ?% p1 g3 ~1 F; ?! E cmp eax,INVALID_HANDLE_VALUE( b* E4 v& ^7 _! A
je _@exit0
; X7 c' X5 M& E& z mov @hFile,eax ;复制文件句柄) u' |4 P S9 e. v' m+ e3 Z6 l& S: O
invoke SetFileTime,@hFile,addr @Crtime,addr @Latime,addr @Lwtime" h, ~" G, Q& X- X; Z F
invoke CloseHandle,@hFile ;关闭文件& q8 R6 {- Y& D+ C! v" Z9 E" y! `
_@exit0: O* j3 E3 n7 q8 p. B. P
ret" L% y$ h% g! E7 |. }" @6 M( E
_TimeC endp
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# H7 R5 Q: p- P l7 o& _ invoke GetCommandLine g9 Y/ u& D% ~2 z+ ^
mov esi,eax
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_argc_loop:; }3 L4 R& E8 S
lodsb/ j% {" ^( N5 z( c# _
or al,al0 y2 {2 p* l) U4 I% o
jz _argc_end
/ h9 @/ [! S6 F% t/ }9 {% L$ G cmp al,' '0 P$ C; @% ?' B, F
jz _argc_end; p7 t) I P, w. i
cmp al,'"'! m) I/ Z2 D8 }7 d
jnz _argc_loop
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lodsb: Q2 c; a8 x# g0 T- G( A# X8 O
or al,al
% v& z1 D) x3 J. | jz _argc_end8 T1 w4 \. a( m# ~+ J
cmp al,'"'
1 S, u* Z1 e2 i1 U9 j2 g) t1 k jnz @B5 L( m- }" s4 J& ?9 r* ?
jmp _argc_loop
0 d2 D& n1 ^2 d_argc_end:
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9 T& n0 B4 @8 k' a* \mov edi,esi# R& f% } v3 Q, U8 P# U
cmp byte ptr [esi],'"'+ F8 S5 T6 X9 r' Y+ z4 o; l
jnz @F. [: A5 ~* U3 t8 w' H' e
inc edi
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9 M( `. J7 ]- K+ `1 S_argc_loop1:; U$ @1 C+ c/ Z# \9 T( T2 x
lodsb
1 O4 m% G/ j; v6 @# ~ or al,al) K- f, | r3 U% Y& b
jz _argc_end1
$ E1 l1 V: d& G% H( n1 i cmp al,' '2 E; g5 f/ m$ @, p: J* q& V
jz _argc_end1
0 w+ t5 H( x4 h cmp al,'"'
4 G0 c, a$ c/ _1 c4 g# \! k' S# [ jnz _argc_loop1
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# J$ d; ?7 n$ r$ M0 o+ ^% Y. _6 h lodsb" [, ^; u& m0 u9 }' f6 G1 l
or al,al2 d8 `2 _: c8 R! \) C6 q ?
jz _argc_end1
7 A3 B/ j& T! J' a; E cmp al,'"'
B) i4 z8 H' a# r) P: k ^ jnz @B
/ `: M8 h1 j1 ] F7 z" a jmp _argc_loop1
( F1 |2 N/ K0 s_argc_end1:( ]& E# R) p- G* a2 C- z
1 P6 v+ X% W# F: _ h( \; Ycmp byte ptr [esi-2],'"'* t6 G- o& @& Z6 O* `
jnz @F, X5 I# b v( ]% ~. k
mov byte ptr [esi-2],09 k) H7 t9 H; k+ F2 s6 O) `( |
@@:
! i z3 ], c6 F1 u+ q/ dmov byte ptr [esi-1],08 l6 X% n, x- T3 L
invoke _TimeC,edi,esi' a& {. u, [+ {+ d k6 j# N
ret
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