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。
`Hlf.>b1 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
hpb|| V <1>与远程系统建立IPC连接
hr 6j+p: <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
,f$P[c <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
k:R\;l5 <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
] \_tO <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
ce}A!v <6>服务启动后,killsrv.exe运行,杀掉进程
;p`to"6IFD <7>清场
~uty<fP 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
/pPH D] /***********************************************************************
PQ[?zNrSV Module:Killsrv.c
4Z~ nWs Date:2001/4/27
-bzlp7q* Author:ey4s
5~@-LXqL Http://www.ey4s.org $["HC-n?.k ***********************************************************************/
j2UQQFh #include
e&d$kUJrq #include
\GxqE8 #include "function.c"
KGg
S"d #define ServiceName "PSKILL"
]0ErT9 #?>)5C\Hqy SERVICE_STATUS_HANDLE ssh;
-ZZJk-:: SERVICE_STATUS ss;
?{J1Uw< /////////////////////////////////////////////////////////////////////////
3zD#V3= void ServiceStopped(void)
GyN|beou {
C|TQf8 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
>Wt@O\k ss.dwCurrentState=SERVICE_STOPPED;
9$;5J ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
m1Y a ss.dwWin32ExitCode=NO_ERROR;
`?(J(H ss.dwCheckPoint=0;
&l1t5 ! ss.dwWaitHint=0;
A%Ka)UU+n SetServiceStatus(ssh,&ss);
Pg(Y}Tu return;
R P<M }
,#3Aaw /////////////////////////////////////////////////////////////////////////
EHm*~Sd void ServicePaused(void)
?4/pE@RIy {
J'X}6Q ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
;WX.D]>{W ss.dwCurrentState=SERVICE_PAUSED;
Yr_B(n ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
[1P_^.Htr ss.dwWin32ExitCode=NO_ERROR;
'WP~-}( ss.dwCheckPoint=0;
&AJkYh ss.dwWaitHint=0;
7cGOJA5& SetServiceStatus(ssh,&ss);
Qr$
7 U6p return;
[,AFtg[ }
&kmaKc void ServiceRunning(void)
if|5v^/ {
9=MNuV9/s ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
}_zN%Tf~ ss.dwCurrentState=SERVICE_RUNNING;
)-&@8` ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
t,|Apl] ss.dwWin32ExitCode=NO_ERROR;
9u{[e" ss.dwCheckPoint=0;
&'W7-Z\j- ss.dwWaitHint=0;
?j.a>{ SetServiceStatus(ssh,&ss);
'`k7l7I[@ return;
|f fHOef }
92<+ug = /////////////////////////////////////////////////////////////////////////
= +MF@ 4 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
-^CW}IM{ I {
M1-tRF switch(Opcode)
sPvs}}Z]P {
mB_?N $K case SERVICE_CONTROL_STOP://停止Service
pxTtV g. ServiceStopped();
;QXg*GNAv$ break;
<$z[pw< case SERVICE_CONTROL_INTERROGATE:
#C&';HB;y SetServiceStatus(ssh,&ss);
s_NY#MPz[ break;
X1.-C@o }
'2lzMc>wvP return;
0<!9D):Bb }
q&-mbWBj //////////////////////////////////////////////////////////////////////////////
M11\Di1 //杀进程成功设置服务状态为SERVICE_STOPPED
xn2 nh@; //失败设置服务状态为SERVICE_PAUSED
vkTu:3Qe //
+a.2\Qt2A void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
2{b/*w {
=M;F&;\8 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
D r(0w{5 if(!ssh)
3Jizv,? {
SqPqL<,e ServicePaused();
?g+3 URpK return;
lz#.f,h }
7gf(5p5ZV ServiceRunning();
q=88*Y Sleep(100);
#ay/VlD@ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
NgyEy n
\ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
_D{A`z if(KillPS(atoi(lpszArgv[5])))
Ip{R'HG/ ServiceStopped();
I#(lxlp"Ho else
IsI5c ServicePaused();
yHw @Z return;
m)p|NdTZc8 }
(dSYb&] /////////////////////////////////////////////////////////////////////////////
)\u%XFPhS void main(DWORD dwArgc,LPTSTR *lpszArgv)
MQwxQ{ {
(2H
GV+Dg SERVICE_TABLE_ENTRY ste[2];
UV D D) ste[0].lpServiceName=ServiceName;
zBy} > Jx ste[0].lpServiceProc=ServiceMain;
.yy*[56X ste[1].lpServiceName=NULL;
HC$%"peN1b ste[1].lpServiceProc=NULL;
,@f"WrQ StartServiceCtrlDispatcher(ste);
\HLo%]A@M return;
!lNyoX/ }
r
1r@TG\ /////////////////////////////////////////////////////////////////////////////
h^=;\ng1l 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
hE(R[hc 下:
g}<jn'@{ /***********************************************************************
C`;igg$t_ Module:function.c
2(DhKHrF Date:2001/4/28
BN79\rt
Author:ey4s
t~o"x . Http://www.ey4s.org .ifz9jM' ***********************************************************************/
NuR7pjNMZ #include
:38{YCN ////////////////////////////////////////////////////////////////////////////
d|RUxNjM-J BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
^>l <)$s {
-8qCCV&1i TOKEN_PRIVILEGES tp;
1}\p:` LUID luid;
<Tgy$Hm ulsU~WW7r if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
8<Iq)A]'Z {
% vUU
Fub printf("\nLookupPrivilegeValue error:%d", GetLastError() );
I9qZE=i return FALSE;
3!p`5hJd }
s;TB(M~i[ tp.PrivilegeCount = 1;
(%L/|F_ tp.Privileges[0].Luid = luid;
>M2~p&Si if (bEnablePrivilege)
!}h)
| tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Vhv'Z\ else
Qz|T0\=V tp.Privileges[0].Attributes = 0;
~7ZZb*].( // Enable the privilege or disable all privileges.
_|M8xI AdjustTokenPrivileges(
\o[][R#D hToken,
I zTJ7E*i FALSE,
nDraX_sm= &tp,
jyIIE7.I" sizeof(TOKEN_PRIVILEGES),
BZW03e8| (PTOKEN_PRIVILEGES) NULL,
phu,&DS! (PDWORD) NULL);
aU(.LC // Call GetLastError to determine whether the function succeeded.
o C|oh if (GetLastError() != ERROR_SUCCESS)
gJ|#xZ {
%.=}v7&<z printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
!lfE7|\p return FALSE;
Vpg>K #w }
]F+|C return TRUE;
i,;JI>U }
c0Ih$z ////////////////////////////////////////////////////////////////////////////
$}su'EIo BOOL KillPS(DWORD id)
0L/chP {
{FFdMdxy- HANDLE hProcess=NULL,hProcessToken=NULL;
bSw^a{~) BOOL IsKilled=FALSE,bRet=FALSE;
;EJ!I+ __try
pSlc (M> {
Y_[7q<L ExtC\(X; if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
P0}B&B/a: {
Fqw4XR_`~ printf("\nOpen Current Process Token failed:%d",GetLastError());
E\/[hT __leave;
#[jS&rr( }
rB".!b //printf("\nOpen Current Process Token ok!");
1+*sEIC " if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
5/n L[4Z {
2ul8]= __leave;
&6s&nx }
)$S=iL8( printf("\nSetPrivilege ok!");
-6DRX `$> Y if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
cS%dTrfo {
tsg`c;{ printf("\nOpen Process %d failed:%d",id,GetLastError());
J*rYw5QB __leave;
.4v?/t1 }
'=$`NG8l //printf("\nOpen Process %d ok!",id);
m'}`+#C%) if(!TerminateProcess(hProcess,1))
mce qZv {
B{Vc-qJ printf("\nTerminateProcess failed:%d",GetLastError());
%}TJr]'F __leave;
[Ep'm }
#@DJf IsKilled=TRUE;
"yQBHYP }
[mv? \HDa~ __finally
]+Whv%M {
~!Sd|e:4 if(hProcessToken!=NULL) CloseHandle(hProcessToken);
2*75*EQCH if(hProcess!=NULL) CloseHandle(hProcess);
)
Z3KO }
EmT_T3v return(IsKilled);
|c0^7vrC }
YtvDayR> //////////////////////////////////////////////////////////////////////////////////////////////
r =x"E$ 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:
BO*)cLQ /*********************************************************************************************
Ee}|!n> ModulesKill.c
Yd4X*Ua Create:2001/4/28
#3*cA!V.< Modify:2001/6/23
Ct-eD-X{ Author:ey4s
\Ki3ls Http://www.ey4s.org (UkDww_! PsKill ==>Local and Remote process killer for windows 2k
hiVa\s **************************************************************************/
({rcH.: #include "ps.h"
q<3La(^/ #define EXE "killsrv.exe"
*l`yxz@U #define ServiceName "PSKILL"
|*t 2IVwX !Np7mv\7 #pragma comment(lib,"mpr.lib")
WS[Z[O //////////////////////////////////////////////////////////////////////////
3r+c&^ //定义全局变量
/b>xQ.G SERVICE_STATUS ssStatus;
Ph
P)|P SC_HANDLE hSCManager=NULL,hSCService=NULL;
PpFQoY7M BOOL bKilled=FALSE;
h.R46 : char szTarget[52]=;
O W.CU=XU //////////////////////////////////////////////////////////////////////////
X(/fE?%; BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
VX8rM!3 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
1_{ e*=/y BOOL WaitServiceStop();//等待服务停止函数
}i^M<A O BOOL RemoveService();//删除服务函数
*~P| ? D' /////////////////////////////////////////////////////////////////////////
-}<Ru) int main(DWORD dwArgc,LPTSTR *lpszArgv)
!k%
PP {
o}r_+\n BOOL bRet=FALSE,bFile=FALSE;
+#wVe char tmp[52]=,RemoteFilePath[128]=,
?n{m2.H szUser[52]=,szPass[52]=;
+/celp HANDLE hFile=NULL;
WwsNAJ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
1f+A_k/@ ;O)*!yA(GG //杀本地进程
e^N~)Nlj if(dwArgc==2)
#"-_ ~ {
v CsE|eMP if(KillPS(atoi(lpszArgv[1])))
JfkEJk< printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
~9o@1TO:v else
_5S0A0 printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
i45.2, lpszArgv[1],GetLastError());
\\ItN return 0;
*
;sz/. }
g5+m]3#t //用户输入错误
)T9Cv8 else if(dwArgc!=5)
~/A2:}Cp= {
NpGi3>5 printf("\nPSKILL ==>Local and Remote Process Killer"
>QYx9`x& "\nPower by ey4s"
VfzyBjQ "\nhttp://www.ey4s.org 2001/6/23"
?<.a>"! "\n\nUsage:%s <==Killed Local Process"
$s=` {v v "\n %s <==Killed Remote Process\n",
{wM<i lpszArgv[0],lpszArgv[0]);
XE_Lz2H` return 1;
EXeV@kg }
#akJhy@m$ //杀远程机器进程
Xbmsq,*] strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
M{orw;1Isy strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
yHE\Q strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
j xI;clr rNhS\1- //将在目标机器上创建的exe文件的路径
rF[-4t
% sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
c*\i%I#f2 __try
sHPAr}14 {
GmNCw5F //与目标建立IPC连接
>x%HqP#_V if(!ConnIPC(szTarget,szUser,szPass))
(7<G1$:z= {
b0'}BMJ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
q1xSylE return 1;
Jq)k5X>&Sj }
*J^FV^E`` printf("\nConnect to %s success!",szTarget);
#xx.yn(7 //在目标机器上创建exe文件
T\.~!Q +fY@q,` hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
MPnMLUB$\ E,
*PlKl_nP6 NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
:j~4mb?$ if(hFile==INVALID_HANDLE_VALUE)
;Egl8Vhr {
6I(Y<LZ5 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
KW'nW __leave;
D8!
Y0 }
*VXx\& //写文件内容
Pi1LOCq while(dwSize>dwIndex)
yz0#0YG7 {
g]h@U&`~u_ pvl];w if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
OU` !c[O {
E8PwA. printf("\nWrite file %s
*MfH\X379 failed:%d",RemoteFilePath,GetLastError());
mEYfsO __leave;
?4 wl }
`0%;Gz%} dwIndex+=dwWrite;
7./WS,49 }
XBX`L"0 //关闭文件句柄
?99r>01> CloseHandle(hFile);
[bKc5qp bFile=TRUE;
}BW&1*M{ //安装服务
.!^OmT,u if(InstallService(dwArgc,lpszArgv))
%n6<6t`$ {
eN5F@isy //等待服务结束
VWt=9D; if(WaitServiceStop())
|g \_xl {
NApy(e5% //printf("\nService was stoped!");
IHCxM|/k(M }
LtwfL^ # else
,
0X J|#% {
+MHIZI //printf("\nService can't be stoped.Try to delete it.");
.nEMd/pX }
Ar~<l2,{r Sleep(500);
d]K8*a%[- //删除服务
,Gbc4x RemoveService();
2A|mXWG}~ }
x(Uv>k~i} }
pRlScD_}; __finally
d^54mfgI {
+68age;dM //删除留下的文件
D&K9!z"] if(bFile) DeleteFile(RemoteFilePath);
nF]E": //如果文件句柄没有关闭,关闭之~
%OHWGac"i if(hFile!=NULL) CloseHandle(hFile);
Tt{X(I} J //Close Service handle
GMZ6 dK if(hSCService!=NULL) CloseServiceHandle(hSCService);
"x]7et, //Close the Service Control Manager handle
2N |iOog if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
,>qtnwvlHP //断开ipc连接
L Y4bn)Qf wsprintf(tmp,"\\%s\ipc$",szTarget);
tU Je-3, WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
e]>=;Zn if(bKilled)
Ui"$A/ printf("\nProcess %s on %s have been
.PT7 killed!\n",lpszArgv[4],lpszArgv[1]);
F@ |( else
JXww_e[ printf("\nProcess %s on %s can't be
%@ >^JTkY8 killed!\n",lpszArgv[4],lpszArgv[1]);
pUmT?N! }
IDF0nx] return 0;
E0HE@pqr }
Q~Nq5[ //////////////////////////////////////////////////////////////////////////
+B8oW3v# ) BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
e\aW~zs 2 {
;B2kot7 NETRESOURCE nr;
rFt+Y}) char RN[50]="\\";
ro?.w S{F\_'% strcat(RN,RemoteName);
[V8^}s}tF strcat(RN,"\ipc$");
^; U}HAY )#4(4
@R h nr.dwType=RESOURCETYPE_ANY;
v5 p`=Z@% nr.lpLocalName=NULL;
(p'/a.bn nr.lpRemoteName=RN;
z*b|N45O nr.lpProvider=NULL;
wZCboQ, ;[Xf@xf if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
9X1vL return TRUE;
c*axw%Us else
I)jAdd return FALSE;
8?'=Aeo }
$z)egh(z /////////////////////////////////////////////////////////////////////////
>(YH@Z&; BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
"p+oi@ {
iM9k!u FE BOOL bRet=FALSE;
<
fe. __try
T^+K`U {
>e.vUUQ{ //Open Service Control Manager on Local or Remote machine
U+ Yu_=o{ hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
6
3PV R" if(hSCManager==NULL)
bs%
RWwn {
FB,rQ9D printf("\nOpen Service Control Manage failed:%d",GetLastError());
s/>0gu]A8 __leave;
bx6=LK }
6W]C` //printf("\nOpen Service Control Manage ok!");
v^t oe //Create Service
#ax% n hSCService=CreateService(hSCManager,// handle to SCM database
)eSQce7H ServiceName,// name of service to start
dci,[TEGu ServiceName,// display name
?qHQ#0 @y] SERVICE_ALL_ACCESS,// type of access to service
Z3Ww@&bU