杀掉本地进程其实很简单,取得进程ID后,调用OpenProcess函数打开进程句柄,然后调用TerminateProcess函数就可以杀掉进程了。有些情况下并不能直接打开进程句柄,例如WINLOGON等系统进程,因为权限不够。这个时候我们就得先提升自己的进程的权限了。提升权限过程也不复杂,先调用GetCurrentProcess函数取得当前进程的句柄,然后调用OpenProcessToken打开当前进程的访问令牌,接着调用LookupPrivilegeValue函数取得你想提升的权限的值,最后调用AdjustTokenPrivileges函数给当前进程的访问令牌增加权限就可以了。一般有了SeDebugPrivilege特权后,就可以杀掉除Idle外的所有进程了。
"39mhX2 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
6k+tO%{~ <1>与远程系统建立IPC连接
!L/.[:X <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
(+BrC` <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
)]m4FC: <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
Uf?+oc'{ <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
?3v-ppw% <6>服务启动后,killsrv.exe运行,杀掉进程
sp0_f;bC <7>清场
?;w\CS^Qu 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
UCo<ie\V /***********************************************************************
b8$%=Xp Module:Killsrv.c
@ W q8AFo Date:2001/4/27
UyF;sw Author:ey4s
\Z~
<jv Http://www.ey4s.org l9H-N*Wx ***********************************************************************/
X6?Gxf, #include
hIa,PZ/Q #include
|;U3pq) #include "function.c"
eV0eMDY5 #define ServiceName "PSKILL"
*;lb<uLv xz7CnW1 SERVICE_STATUS_HANDLE ssh;
RGY#0 .Z} SERVICE_STATUS ss;
5\}QOL /////////////////////////////////////////////////////////////////////////
7CX5pRNL void ServiceStopped(void)
a@?ebCE {
jd`]]FAww ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
_~*ba+{ ss.dwCurrentState=SERVICE_STOPPED;
Vu<mOuh ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
OSC_-[b- ss.dwWin32ExitCode=NO_ERROR;
Fg2/rC:_ ss.dwCheckPoint=0;
;BHIss7 ss.dwWaitHint=0;
wvr`~ e SetServiceStatus(ssh,&ss);
-W|~YK7e return;
LXR>M>a` }
|m$]I4Jr /////////////////////////////////////////////////////////////////////////
D{4]c)> void ServicePaused(void)
s:tWEgZk? {
/5\{(=0 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
P rv=f@ ss.dwCurrentState=SERVICE_PAUSED;
4k6: ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
qJXfc||Zg ss.dwWin32ExitCode=NO_ERROR;
P1`YbLER5 ss.dwCheckPoint=0;
F-Ku0z]){? ss.dwWaitHint=0;
eN m
Wul SetServiceStatus(ssh,&ss);
|Y( return;
ya;(D 8x) }
FGpV
]p void ServiceRunning(void)
J]Q-#g'Z {
SNH AL F ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
mDWRYIuN ss.dwCurrentState=SERVICE_RUNNING;
!VvM ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
L|A1bxt ss.dwWin32ExitCode=NO_ERROR;
K-@cn*6 ss.dwCheckPoint=0;
MLmv+ ss.dwWaitHint=0;
i \ .&8 SetServiceStatus(ssh,&ss);
gO]8hLT return;
_IvqZ/6Y( }
cZw_^@! /////////////////////////////////////////////////////////////////////////
u$ ^r(.EV void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
>R\!Qk {
9*CRMkPrd switch(Opcode)
%V-Hy ;V {
C{V,=Fo^ case SERVICE_CONTROL_STOP://停止Service
GbC JGqOR ServiceStopped();
+#@2, break;
48mTL+* case SERVICE_CONTROL_INTERROGATE:
ZYz8ul$E SetServiceStatus(ssh,&ss);
miY=xwK& break;
!Jaj2mS.N }
(~:ip)v return;
+n|@'= ] }
}O6E5YCm //////////////////////////////////////////////////////////////////////////////
yJ8_<A //杀进程成功设置服务状态为SERVICE_STOPPED
9}d^ll& //失败设置服务状态为SERVICE_PAUSED
2o0WS~}5 //
SFqq(K2u void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
X>MDX.Z {
*o=( w5
ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
qqu]r if(!ssh)
<mQ9YO# {
cvV8; ServicePaused();
g}I{- return;
Ja%isIdh }
X@~R< ServiceRunning();
~A*$+c( Sleep(100);
Z&GjG6t //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
SCq3Kh //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
ZVCa0Km
if(KillPS(atoi(lpszArgv[5])))
b.xG' ServiceStopped();
//^{u[lr else
Lo +H&- ServicePaused();
G-DOI return;
}wGy#!CSza }
ESkhCDU /////////////////////////////////////////////////////////////////////////////
U
H6
Jvt void main(DWORD dwArgc,LPTSTR *lpszArgv)
#|
m*k {
2K{)8;^ SERVICE_TABLE_ENTRY ste[2];
!LpFK0rw ste[0].lpServiceName=ServiceName;
4/&.N] ste[0].lpServiceProc=ServiceMain;
.gw6W0\F ste[1].lpServiceName=NULL;
8oP"?ew# ste[1].lpServiceProc=NULL;
XC,by&nY<y StartServiceCtrlDispatcher(ste);
%lGg}9k' return;
^=w){]G }
5^36nEoA( /////////////////////////////////////////////////////////////////////////////
e]7J_9t@ function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
ov'C0e+o 下:
!7Z?VEZ /***********************************************************************
stOD5yi Module:function.c
Z7dV y8J Date:2001/4/28
)oMMDHw\ Author:ey4s
ODPWFdRar Http://www.ey4s.org G5$YXNV ***********************************************************************/
ezr'"1Ba} #include
>NBwtF> ////////////////////////////////////////////////////////////////////////////
>uYGY{+j[ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
}A7]bd {
Gq.fQ_oOb TOKEN_PRIVILEGES tp;
)`<7qT_BM LUID luid;
L!:;H, -qDL': if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
W_|7hwr {
^W[3RiG printf("\nLookupPrivilegeValue error:%d", GetLastError() );
Fr,b5 M<L7 return FALSE;
>jm^MS= }
g|x*sZR~Y tp.PrivilegeCount = 1;
bbFzmS1 tp.Privileges[0].Luid = luid;
- !s=`9o if (bEnablePrivilege)
Y9nyKL tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
fZ pUnc else
* l-F tp.Privileges[0].Attributes = 0;
++d[YhO // Enable the privilege or disable all privileges.
qk!,:T AdjustTokenPrivileges(
Kl*/{&,P hToken,
WVh]<?GWXk FALSE,
S| l%JM^ &tp,
:n$?wp sizeof(TOKEN_PRIVILEGES),
#h2 qrX&+ (PTOKEN_PRIVILEGES) NULL,
.&n;S';" (PDWORD) NULL);
^xF-IA#ZeB // Call GetLastError to determine whether the function succeeded.
*Q,9 [k if (GetLastError() != ERROR_SUCCESS)
lC=T{rR {
8"J6(KS printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
1tFx
Z#(G return FALSE;
u!I=|1s }
6Vy4]jdT5 return TRUE;
wZ~eE'zx+ }
6i*LP(n ////////////////////////////////////////////////////////////////////////////
`5t
CmU BOOL KillPS(DWORD id)
5`1p
? {
!FbW3p f HANDLE hProcess=NULL,hProcessToken=NULL;
Rc`zt7hbJ BOOL IsKilled=FALSE,bRet=FALSE;
z6bIv} __try
Hr;\} {
~{np G 0J1&6b if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Hc-Ke1+ {
r$;u4FR printf("\nOpen Current Process Token failed:%d",GetLastError());
MK, $# __leave;
DVjsz }
_SQ0`=+ //printf("\nOpen Current Process Token ok!");
}wV/)Oy[ if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
lgh+\pj {
3b1%^@,ACy __leave;
ci{WyIh }
xU$15|ny printf("\nSetPrivilege ok!");
"$N 4S9U ug9]^p/)^ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
&,iPI2`O A {
EL1*@ printf("\nOpen Process %d failed:%d",id,GetLastError());
k3r<']S^ __leave;
(:ij'Zbz }
qJEtB;J' //printf("\nOpen Process %d ok!",id);
~DUOL~E if(!TerminateProcess(hProcess,1))
~X1<x4P\ {
^97\TmzP{ printf("\nTerminateProcess failed:%d",GetLastError());
r[ RO"Ej" __leave;
U7d05y' }
lX%e IsKilled=TRUE;
{#}?-X }
,HfdiGs}j __finally
R ;3!?` {
3+WostOx if(hProcessToken!=NULL) CloseHandle(hProcessToken);
w!m4 if(hProcess!=NULL) CloseHandle(hProcess);
Xm[Cgt_? }
<=PYu:]h return(IsKilled);
YC d }
K{]\}7+
//////////////////////////////////////////////////////////////////////////////////////////////
17B` OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
gYvT'72 /*********************************************************************************************
aDjYT/`l ModulesKill.c
kaZ_ra;< Create:2001/4/28
@7OE:& #V Modify:2001/6/23
3Vb/Mn!k Author:ey4s
$C9['GGR Http://www.ey4s.org D 13bQ&\B- PsKill ==>Local and Remote process killer for windows 2k
-Oc **************************************************************************/
NUGiDJ+[ #include "ps.h"
qre(3,VE5 #define EXE "killsrv.exe"
IyGW>g6_. #define ServiceName "PSKILL"
_&/2-3]\B 6eAJ>9@x #pragma comment(lib,"mpr.lib")
#=aT Sw X //////////////////////////////////////////////////////////////////////////
@!2vS@f //定义全局变量
!yf7y/qY SERVICE_STATUS ssStatus;
]ag^~8bG
@ SC_HANDLE hSCManager=NULL,hSCService=NULL;
Z^ }4bR] BOOL bKilled=FALSE;
QF9$SCmv char szTarget[52]=;
(j884bu //////////////////////////////////////////////////////////////////////////
Qe1WT T]:I BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
PW GNUNc BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
'' Pfs<! BOOL WaitServiceStop();//等待服务停止函数
~MLBO BOOL RemoveService();//删除服务函数
x @uowx_&m /////////////////////////////////////////////////////////////////////////
Hrj@I?4 int main(DWORD dwArgc,LPTSTR *lpszArgv)
1|xo4fmV {
pJ H@v
&a BOOL bRet=FALSE,bFile=FALSE;
~X%W2N2 char tmp[52]=,RemoteFilePath[128]=,
i$S*5+ szUser[52]=,szPass[52]=;
t Ai?B jo HANDLE hFile=NULL;
SoL"M[O DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
wGAeOD u1_NC; //杀本地进程
s.j cD if(dwArgc==2)
m0+'BC{$u {
Bz*6M if(KillPS(atoi(lpszArgv[1])))
T{mIkp< printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
P_%kYcX' else
rZ^VKO`~I1 printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
5{O9<~, lpszArgv[1],GetLastError());
%Y<3v\`_ return 0;
"BD$-] }
f&L8<ASFo //用户输入错误
"c0Nv8_G else if(dwArgc!=5)
+}.S:w_xQ {
]{PJ printf("\nPSKILL ==>Local and Remote Process Killer"
H5?H{ "\nPower by ey4s"
l. 0|>gj`0 "\nhttp://www.ey4s.org 2001/6/23"
x]<0Kq9K "\n\nUsage:%s <==Killed Local Process"
L<H6AzR+ "\n %s <==Killed Remote Process\n",
z)XIA)i6 lpszArgv[0],lpszArgv[0]);
I<LIw8LI return 1;
1\ab3n }
)5U2-g#U //杀远程机器进程
2)47$eu strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
o&U/e\zy strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
Cy'! > strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
G.sf>.[ 3IDX3cM9 //将在目标机器上创建的exe文件的路径
1n )&%r sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
9Ts r g __try
LXx`Vk>ky {
-x2&IJ! //与目标建立IPC连接
%] [6TZ} if(!ConnIPC(szTarget,szUser,szPass))
vC ISd
{
*d$r`.9j printf("\nConnect to %s failed:%d",szTarget,GetLastError());
`Uy'YfYF return 1;
OIdoe0JR:O }
/F7X"_(H printf("\nConnect to %s success!",szTarget);
+U*:WKdI? //在目标机器上创建exe文件
'"fZGz? w]=c^@t_ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
rz]M}!>k E,
\R (Yf!> NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
vN3uLz'< if(hFile==INVALID_HANDLE_VALUE)
[-'LJG Wb< {
]sG^a7Z.X printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
|^$?9Dn9.L __leave;
P_Ni
5s) }
DS6g_SS3 //写文件内容
+n&9ZCH while(dwSize>dwIndex)
mUjM5ceAXO {
o`}(1$a> =Z}=n S?4 if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
,1|0]: {
o1]Ze F printf("\nWrite file %s
6`U]%qx_I failed:%d",RemoteFilePath,GetLastError());
Q<d|OX __leave;
-Gmg&yQ9 }
4&+lc* dwIndex+=dwWrite;
`/L D:R }
TwLQ;Q //关闭文件句柄
a7wc>@9Q, CloseHandle(hFile);
UZb!tO2 bFile=TRUE;
d0 qc%.s //安装服务
LP:F'Q:< if(InstallService(dwArgc,lpszArgv))
YB3?Ftgw {
D!nx %%q //等待服务结束
JWo). if(WaitServiceStop())
Kuy0Ci {
P*.0kR1n //printf("\nService was stoped!");
Y[Kpd[)[v }
8$C?j\J|* else
G
"`t$=0 {
}D7} %P] //printf("\nService can't be stoped.Try to delete it.");
Z}s56{!. }
4]mAV\1 Sleep(500);
<n{-&;> //删除服务
;LE9w^>^V RemoveService();
ooIA#u }
4oA9|}<FR }
!;h`J:dN __finally
!<W^Fh {
iK3gw<g //删除留下的文件
!J-oGs\ u if(bFile) DeleteFile(RemoteFilePath);
~#y( ]Xec2 //如果文件句柄没有关闭,关闭之~
,%EGM+ if(hFile!=NULL) CloseHandle(hFile);
y(h"0A1lW //Close Service handle
R"V^%z;8o if(hSCService!=NULL) CloseServiceHandle(hSCService);
APM!xX=N //Close the Service Control Manager handle
)2mvW1M=7; if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
xI(Y}> //断开ipc连接
c&;Xjy wsprintf(tmp,"\\%s\ipc$",szTarget);
FvT;8ik:3 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
rw]7Lr_> if(bKilled)
!R@s+5P)U printf("\nProcess %s on %s have been
2JX@#vQ4 killed!\n",lpszArgv[4],lpszArgv[1]);
D~LU3#n else
b?deZ2"L# printf("\nProcess %s on %s can't be
.U9A\$ killed!\n",lpszArgv[4],lpszArgv[1]);
ePxwN? }
.}x:yKyi@ return 0;
-G@:uxB }
_rj B. //////////////////////////////////////////////////////////////////////////
6qH^&O][ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
d
gRTV<vM {
o=ULo &9 NETRESOURCE nr;
P[<EFjE char RN[50]="\\";
&