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。
N8df1>mW OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
/O.Ql,6[ <1>与远程系统建立IPC连接
rQlQ^W$=? <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
+TA~RCd <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
7P(jMalq <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
v4Rci^ 8 <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
t_xK?`` <6>服务启动后,killsrv.exe运行,杀掉进程
M*qE)dZjS <7>清场
n*ShYsc 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
DZ\ '7%c /***********************************************************************
wu
eDedz\ Module:Killsrv.c
E9>z.vV
Date:2001/4/27
Nu?A>Q Author:ey4s
%*!6R:gAp Http://www.ey4s.org [e
ztu9 ***********************************************************************/
*P9" 1K+ #include
,wM}h #include
Vt3*~Beb #include "function.c"
?wlRHVZ #define ServiceName "PSKILL"
yQ[ ;.<%v 9XtO#!+48 SERVICE_STATUS_HANDLE ssh;
-`{W~yz SERVICE_STATUS ss;
h!JyFc
/////////////////////////////////////////////////////////////////////////
%AtT(G(n void ServiceStopped(void)
L7aVj&xM {
s@iY'11 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
l1lYb;C ss.dwCurrentState=SERVICE_STOPPED;
; U7P{e05 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
i.7_ i78\" ss.dwWin32ExitCode=NO_ERROR;
j;E$7QH[ ss.dwCheckPoint=0;
VpYD/Oj4; ss.dwWaitHint=0;
GTTEg{ SetServiceStatus(ssh,&ss);
!~%DR~^` return;
4Eu'_>"a }
z8'zH> /////////////////////////////////////////////////////////////////////////
q78OP} void ServicePaused(void)
LTzdg >\oJ {
@v@F%JCZ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
_eq$C=3Ta ss.dwCurrentState=SERVICE_PAUSED;
hKN ;tq, ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
C P&u ss.dwWin32ExitCode=NO_ERROR;
^7? WR?! ss.dwCheckPoint=0;
_V1:'T8 ss.dwWaitHint=0;
GRYw_}Aa SetServiceStatus(ssh,&ss);
,{S $&g* return;
"ldd&>< }
4v_Hh<% void ServiceRunning(void)
,aUbB8 {
cf$
hIB)Oi ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
/3rNX}tOMH ss.dwCurrentState=SERVICE_RUNNING;
1Dc6v57 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
KMkD6g ss.dwWin32ExitCode=NO_ERROR;
RD)Vb$.B: ss.dwCheckPoint=0;
k ZF<~U ss.dwWaitHint=0;
CUG"2K9 SetServiceStatus(ssh,&ss);
/bo=,%wJ[ return;
R31Z(vY }
Yb<:1?76L /////////////////////////////////////////////////////////////////////////
{V(~ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
<F&XT@ {
o938!jML_ switch(Opcode)
`Rfe*oAf {
5NN;Fw+ case SERVICE_CONTROL_STOP://停止Service
k)Lhzr[
ServiceStopped();
1;c># 20 break;
C{^I}p case SERVICE_CONTROL_INTERROGATE:
|;~2y>E SetServiceStatus(ssh,&ss);
LXxQI(RO break;
U`EOun, }
dL+yd0b* return;
ZAy/u@qt }
4.wrY6+V //////////////////////////////////////////////////////////////////////////////
%5zIh[!1$ //杀进程成功设置服务状态为SERVICE_STOPPED
#"!ga)a%L //失败设置服务状态为SERVICE_PAUSED
Q<D_QJ //
56c[$ q void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
y7!& {
+:ms`Sr> ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
Kn1;=k if(!ssh)
L)\<7 {
'Z.C&6_ ServicePaused();
F5YoEWS return;
;T0X7MNx }
^&mrY[;S ServiceRunning();
c-(dm:
Sleep(100);
H<fi,"X^ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
# }}6JM //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
ulW>8bW& if(KillPS(atoi(lpszArgv[5])))
Hc>yZ:c; ServiceStopped();
|:#Ug else
GXD<X_[ ServicePaused();
n.'Ps+G( return;
fa/o4S< }
zb4@U=?w} /////////////////////////////////////////////////////////////////////////////
+2eri_p void main(DWORD dwArgc,LPTSTR *lpszArgv)
B[7,Hy,R {
yF6AI@y SERVICE_TABLE_ENTRY ste[2];
'/\*l< ste[0].lpServiceName=ServiceName;
'&,p>aM ste[0].lpServiceProc=ServiceMain;
,9I-3**W ste[1].lpServiceName=NULL;
AhA&=l
i; ste[1].lpServiceProc=NULL;
+HUy,@^Pa StartServiceCtrlDispatcher(ste);
~XWBLU< return;
)SZ#%OE* }
2SlL`hN>Z /////////////////////////////////////////////////////////////////////////////
MbInXv$q2/ function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
l(_|CkcZ 下:
%{ rb,6 /***********************************************************************
zGz}.-F Module:function.c
wN%lc3[/z2 Date:2001/4/28
cH5 Author:ey4s
sm{0o$\Z Http://www.ey4s.org A_E2v{*n ***********************************************************************/
FCwE/ 2, #include
Xr8fmJtg' ////////////////////////////////////////////////////////////////////////////
3J
5,V BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
T*#M'H7LSQ {
0nD?X+ u TOKEN_PRIVILEGES tp;
>\:GFD{z LUID luid;
U*yOe*> :5j+^/ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
ZQKo ]Kdr {
_U4@W+lhX_ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
J;wBS w%1 return FALSE;
Q=DMfJ" }
l"`VvW[ tp.PrivilegeCount = 1;
rf@47H tp.Privileges[0].Luid = luid;
jLMy27Cn if (bEnablePrivilege)
Pn9;&`t tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
m(9I+` else
D{\o*\TN tp.Privileges[0].Attributes = 0;
|X XO0 // Enable the privilege or disable all privileges.
2-Q5l* AdjustTokenPrivileges(
zd$?2y8 hToken,
SYsO>`/ ) FALSE,
WH39=)D%u &tp,
LdOme[C1 sizeof(TOKEN_PRIVILEGES),
*!
:j$n; (PTOKEN_PRIVILEGES) NULL,
jwLZC (PDWORD) NULL);
zx]r.V // Call GetLastError to determine whether the function succeeded.
9a]o?>`E if (GetLastError() != ERROR_SUCCESS)
)h0>e9z>Y {
z<fd!g+^ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
[$d]U. return FALSE;
|"%OI~^% }
>iK LC return TRUE;
E.Th}+ }
$vO<v<I'Gb ////////////////////////////////////////////////////////////////////////////
#m<uG5l` BOOL KillPS(DWORD id)
'4#NVXVQm {
)jUPMIo HANDLE hProcess=NULL,hProcessToken=NULL;
[ypE[ BOOL IsKilled=FALSE,bRet=FALSE;
&XI9%h9| __try
-^`s#0( y^ {
_](y<O^9yO > vXJ9\ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
[) >Yp-n {
A ep](je printf("\nOpen Current Process Token failed:%d",GetLastError());
OMo /a%` __leave;
|k]]dP|:' }
)
] Ro //printf("\nOpen Current Process Token ok!");
h~qvd--p0 if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
u0k'Jh]K {
HfH_jnR* __leave;
#Q["[}flVv }
"O$WfpKX printf("\nSetPrivilege ok!");
OIw[sum2 3w p@OF_ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
BKI-Dh {
q)C
Xu printf("\nOpen Process %d failed:%d",id,GetLastError());
zx:;0Z:S6> __leave;
6+ptL-Zt< }
IaRwPDj6 //printf("\nOpen Process %d ok!",id);
F|!=]A< if(!TerminateProcess(hProcess,1))
BT0;I {
Uj 4HVd printf("\nTerminateProcess failed:%d",GetLastError());
jz;{,F __leave;
FwB xag:u }
t(PA+~sIp IsKilled=TRUE;
}#E]efjs }
A-L)2.M __finally
0(u}z {
d
{ P$}b if(hProcessToken!=NULL) CloseHandle(hProcessToken);
V(LfFO{^>? if(hProcess!=NULL) CloseHandle(hProcess);
ZR|s]' }
0i8\Lu6 return(IsKilled);
#pW!(tfN^a }
~~"U[G1 //////////////////////////////////////////////////////////////////////////////////////////////
9+<A7PM1T OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
ABp8PD /*********************************************************************************************
L$!2<eK ModulesKill.c
L">jSZW[[ Create:2001/4/28
y,jpd#Y Modify:2001/6/23
ir\)Hz2P Author:ey4s
!U2<\!_ Http://www.ey4s.org HL$7Ou PsKill ==>Local and Remote process killer for windows 2k
Si23w'T **************************************************************************/
9)=bBQyr: #include "ps.h"
_^RN$4.R> #define EXE "killsrv.exe"
O#J7GbrHO #define ServiceName "PSKILL"
v5?)J91 KkzG#'I1 #pragma comment(lib,"mpr.lib")
zZ51jA9x //////////////////////////////////////////////////////////////////////////
&"A:_5AU //定义全局变量
zd$iDi($ SERVICE_STATUS ssStatus;
In:V.'D/>t SC_HANDLE hSCManager=NULL,hSCService=NULL;
{`)oxzR BOOL bKilled=FALSE;
L:@COy char szTarget[52]=;
&jg>X+; //////////////////////////////////////////////////////////////////////////
n++ak\ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
Unt]=S3u BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
kDQE*o BOOL WaitServiceStop();//等待服务停止函数
q`z1ht
nf BOOL RemoveService();//删除服务函数
\YF;/KwX$ /////////////////////////////////////////////////////////////////////////
9[YnY~z) int main(DWORD dwArgc,LPTSTR *lpszArgv)
h;#^?v!+ {
'@.Lg0` BOOL bRet=FALSE,bFile=FALSE;
j3+ hsA/(k char tmp[52]=,RemoteFilePath[128]=,
;.$vDin6 szUser[52]=,szPass[52]=;
\>.[QQVI"l HANDLE hFile=NULL;
V5
9Vf[i| DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
`s=Z{bw 0/z$W.! //杀本地进程
;<0~^,Xm if(dwArgc==2)
"9*MSsU {
`W1TqA if(KillPS(atoi(lpszArgv[1])))
SjA'<ZX>TM printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
QiVKaBS8 else
+yk 0ez printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
e&[~}f? lpszArgv[1],GetLastError());
w_QWTD0 return 0;
UIIsgNca }
]*)l_mut7 //用户输入错误
i"DyXIrk2 else if(dwArgc!=5)
6y?uH;SL {
r@'~cF]m printf("\nPSKILL ==>Local and Remote Process Killer"
KNP^k$=)3c "\nPower by ey4s"
q/@r# "\nhttp://www.ey4s.org 2001/6/23"
H#nJWe_9A "\n\nUsage:%s <==Killed Local Process"
hQL@q7tUr "\n %s <==Killed Remote Process\n",
+zo\#8*0MF lpszArgv[0],lpszArgv[0]);
4@ny%_/ return 1;
J=O_nup6C }
`tKs|GQf //杀远程机器进程
^foCcO strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
$Grk{]nT strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
I>-1kFma; strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
.ubZ .K#'
Fec //将在目标机器上创建的exe文件的路径
2Mw` sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
hHOx ] __try
*'{9(Oj {
aqi]5, //与目标建立IPC连接
G-vkkNj%e if(!ConnIPC(szTarget,szUser,szPass))
+^rt48${ y {
G/( tgQ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
wIF'|" return 1;
n7n-uc }
Wn2J]BH printf("\nConnect to %s success!",szTarget);
jEP'jib% //在目标机器上创建exe文件
dg0WH_# ,K&L/* hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
}C=+Tn E,
Q;m8 drU NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
?c fFJl if(hFile==INVALID_HANDLE_VALUE)
&RHx8zScP {
K\lu;
printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
)U}`x }:, __leave;
<]`|HJoy }
,n>K$ //写文件内容
d:z7
U while(dwSize>dwIndex)
'8@4FXK {
bNvc@oo ej(< Le\ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
LzEH&y_O {
THCvcU?X printf("\nWrite file %s
uXG$YDKqC failed:%d",RemoteFilePath,GetLastError());
"p>kiNu __leave;
Te^_gdf }
b'`C<Rk dwIndex+=dwWrite;
4C;"4''L }
H$zD k //关闭文件句柄
;_=dB[M CloseHandle(hFile);
zItGoJu bFile=TRUE;
%wJ?+D/ //安装服务
nIUts?mB if(InstallService(dwArgc,lpszArgv))
3JF" O+@ {
UH5A;SrTqR //等待服务结束
z<cPy)F]" if(WaitServiceStop())
ySlGqR1H {
ZJjm r,1 //printf("\nService was stoped!");
Vk1 c14i> }
`@<)#9'A else
GgvMd~ {
wu}Zu //printf("\nService can't be stoped.Try to delete it.");
%=vU
Z4 }
U[ogtfv`m Sleep(500);
qvJQbo[.9P //删除服务
Y)AHM0;g RemoveService();
O%} hNTS" }
+\cG{n* }
t6%zfm
__finally
qFY>/fCP4 {
Te>m9Pav //删除留下的文件
sA,2gbW if(bFile) DeleteFile(RemoteFilePath);
Z =*h9,MY //如果文件句柄没有关闭,关闭之~
J$yJ2G if(hFile!=NULL) CloseHandle(hFile);
?y~"\iP //Close Service handle
u6*0%
Km if(hSCService!=NULL) CloseServiceHandle(hSCService);
J@4 Z+l9 //Close the Service Control Manager handle
StLbX?d 6 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
AASS'H@ //断开ipc连接
{-)I2GJav wsprintf(tmp,"\\%s\ipc$",szTarget);
FJ|JXH* WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
Yjx4H if(bKilled)
xl(R|D)) printf("\nProcess %s on %s have been
gI+dyoh killed!\n",lpszArgv[4],lpszArgv[1]);
!qs3fe<uh" else
1#vi]CX printf("\nProcess %s on %s can't be
!~}@Eoii4 killed!\n",lpszArgv[4],lpszArgv[1]);
r{Z4ifSl( }
t"&qaG{ return 0;
_xo;[rEw8 }
p,mKgL63 //////////////////////////////////////////////////////////////////////////
L5]uT`Twa BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
qI2&a$Zb$ {
WG5)-;>q| NETRESOURCE nr;
.DhB4v& char RN[50]="\\";
6eK7Jv\K mP./e8 strcat(RN,RemoteName);
m*>gG{3; strcat(RN,"\ipc$");
}FkF1?C (S63:q&g nr.dwType=RESOURCETYPE_ANY;
p2wDk^$ nr.lpLocalName=NULL;
)JR& nr.lpRemoteName=RN;
=$<