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。
q1?&Ev^ OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
Q GZyL)Q <1>与远程系统建立IPC连接
X5LBEOG <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
n_?tN\M <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
3"N)xO- <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
/FD5G7ES <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
?W>qUrZ <6>服务启动后,killsrv.exe运行,杀掉进程
1)m@?CaI` <7>清场
TaE~s 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
iOAbaPN /***********************************************************************
x'<K\qp{{ Module:Killsrv.c
zc rY>t#l Date:2001/4/27
|`Or'%|PR Author:ey4s
#@HF<'H}mu Http://www.ey4s.org $+p?Y)h . ***********************************************************************/
LbEM^D #include
.*g0w`H5pU #include
':{>a28= #include "function.c"
a.N{-2ptH #define ServiceName "PSKILL"
&i+Ce 7x);x/#8Z SERVICE_STATUS_HANDLE ssh;
WOzf]3Xcj SERVICE_STATUS ss;
JjaoOe /////////////////////////////////////////////////////////////////////////
i4Lc$20?d void ServiceStopped(void)
^=>Tk$ _2 {
Ar*^;/ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
@,Gxk
ss.dwCurrentState=SERVICE_STOPPED;
hj'(*ND7z ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
CI353-` ss.dwWin32ExitCode=NO_ERROR;
2 3OC2| ss.dwCheckPoint=0;
0}!\$"|D ss.dwWaitHint=0;
*Kdda}
J+ SetServiceStatus(ssh,&ss);
8>hwK )av return;
}\J2?Et{ }
{9UEq0 /////////////////////////////////////////////////////////////////////////
ry9T U void ServicePaused(void)
4=<tWa|@9 {
1`ayc|9BR ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
q$I:`& ss.dwCurrentState=SERVICE_PAUSED;
hn#1%p6t ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
!;?+>R)h ss.dwWin32ExitCode=NO_ERROR;
%_ !bRo ss.dwCheckPoint=0;
R2Zgx\VV' ss.dwWaitHint=0;
MxT-1&XL SetServiceStatus(ssh,&ss);
|$?bc3 return;
F~h7{@\ }
.o) `m9/ void ServiceRunning(void)
C74a(Bk}H {
yw];P
o, ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
}zhGS!fO ss.dwCurrentState=SERVICE_RUNNING;
[w%
qV 6 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
M#(+c_(r ss.dwWin32ExitCode=NO_ERROR;
*G*
k6.9W! ss.dwCheckPoint=0;
8Z(Mvq]f& ss.dwWaitHint=0;
:q#Xq;Wp SetServiceStatus(ssh,&ss);
6I@h9uIsze return;
n{6G"t:^l }
g+J-Zg6 /////////////////////////////////////////////////////////////////////////
0u\GO; void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
?@E!u|]K {
E?_Z`*h switch(Opcode)
gNt(,_]ZR {
ZYC<Wb)I case SERVICE_CONTROL_STOP://停止Service
(Jz1vEEV ServiceStopped();
xlQBe-Wg break;
293M\5: case SERVICE_CONTROL_INTERROGATE:
o!)3? SetServiceStatus(ssh,&ss);
#O+),,WS break;
)c `7( nY }
C=eF.FB;' return;
yu;P +G
}
xg3:} LQ //////////////////////////////////////////////////////////////////////////////
dq]0X?[6 //杀进程成功设置服务状态为SERVICE_STOPPED
r zt Ru //失败设置服务状态为SERVICE_PAUSED
ZIQ
[bE7 //
%}%Qc6.H void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
Z]B~{!W1 {
@nux9MX<9 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
v%q0OX>9X" if(!ssh)
.ev?"!Vpp9 {
_H5o'>= ServicePaused();
J:Qa5MTWp return;
Z'\h }
k |eBJ% ServiceRunning();
2AMo:Jqv Sleep(100);
u:=7l //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
g*_cPU0~m //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
VIv&ofyAR if(KillPS(atoi(lpszArgv[5])))
0N$v"uX@ ServiceStopped();
9b9$GyI else
NuQdSj_> ServicePaused();
zzX_q(:S return;
b45-:mi! }
O6LS(5j2 /////////////////////////////////////////////////////////////////////////////
"hsb8- void main(DWORD dwArgc,LPTSTR *lpszArgv)
<i&_ooX {
]"?)Z SERVICE_TABLE_ENTRY ste[2];
sVOyT*GY ste[0].lpServiceName=ServiceName;
|aVn&qK ste[0].lpServiceProc=ServiceMain;
t+!$[K0/ ste[1].lpServiceName=NULL;
hpD!2 K3> ste[1].lpServiceProc=NULL;
^zQ/mo,Z StartServiceCtrlDispatcher(ste);
`Tv[DIVW return;
a6uJYhS~ }
|>dI/_' /////////////////////////////////////////////////////////////////////////////
fTK3,s1= 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
?`PvL!' 下:
m)'=G%y /***********************************************************************
$w`=z<2yo1 Module:function.c
=`H@% Date:2001/4/28
NU5.o$
Author:ey4s
OG>}M$Ora Http://www.ey4s.org ]SLP}Jwy ***********************************************************************/
toBHkiuD #include
&7K?w~ ////////////////////////////////////////////////////////////////////////////
8ap%? BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
7_inJ$ {
1=d6NX)B TOKEN_PRIVILEGES tp;
q1d}{DU LUID luid;
9,:l8 -C(crn if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
<+?7H\b {
mc? Vq printf("\nLookupPrivilegeValue error:%d", GetLastError() );
dtRwTUMe? return FALSE;
paCV!tP }
0"28' tp.PrivilegeCount = 1;
9
a!$z!. tp.Privileges[0].Luid = luid;
$#9;)8J if (bEnablePrivilege)
.uMn0PE tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
e?8FN. q else
$Avjnm tp.Privileges[0].Attributes = 0;
pL/DZ|S3 // Enable the privilege or disable all privileges.
*V8<:OG|e AdjustTokenPrivileges(
7o#I,d~ hToken,
%N>%!m FALSE,
2y;Skp &tp,
of%Ktm5Qi sizeof(TOKEN_PRIVILEGES),
@1o/0y" (PTOKEN_PRIVILEGES) NULL,
q_MG?re (PDWORD) NULL);
3u*4o=4e // Call GetLastError to determine whether the function succeeded.
\o*5 if (GetLastError() != ERROR_SUCCESS)
}HFN3cq;C {
'h|DO/X~L printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
*zbNd:i9 return FALSE;
|B.Y6L6l }
5K>3My# return TRUE;
~j}cyHg }
dMv=gdY ////////////////////////////////////////////////////////////////////////////
nrub*BuA BOOL KillPS(DWORD id)
4;yKOQD| {
JfLqtXF[&" HANDLE hProcess=NULL,hProcessToken=NULL;
&8Cu#^3
BOOL IsKilled=FALSE,bRet=FALSE;
$P^q!H4D __try
PNgY>=Y {
lrlgz[ Czs8!S if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
1\
o59Y {
Yg%I? printf("\nOpen Current Process Token failed:%d",GetLastError());
v&DI`xn~ __leave;
;-~B)M_S` }
tE<H|_{L //printf("\nOpen Current Process Token ok!");
K*K,}W&} if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
`T@i. 'X {
u8&Z!p\ __leave;
lb4Pcdj }
E7j(QOf printf("\nSetPrivilege ok!");
SJb&m- . qO@Q = if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
}YGV\Nu {
B~MU^|v printf("\nOpen Process %d failed:%d",id,GetLastError());
&^ 1$^= __leave;
+"
.X
)avF }
!Xf5e*1IS //printf("\nOpen Process %d ok!",id);
[=6]+V83M if(!TerminateProcess(hProcess,1))
y\4L{GlBM {
s~ a"4~f printf("\nTerminateProcess failed:%d",GetLastError());
f-vCm 5f __leave;
le|~BG hL }
89pEfl j2 IsKilled=TRUE;
UZ\u;/} }
4":KoS`,j __finally
_|kxY'_[8 {
kCWV r if(hProcessToken!=NULL) CloseHandle(hProcessToken);
YxYH2*q@ if(hProcess!=NULL) CloseHandle(hProcess);
>JHryS.j$4 }
:~"CuB/ return(IsKilled);
g:g\>@Umo }
-$,TMqM //////////////////////////////////////////////////////////////////////////////////////////////
\)#kquH/l 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:
1H?
u Qy /*********************************************************************************************
I| w"/"U ModulesKill.c
x
nsLf?>] Create:2001/4/28
S 6@u@C Modify:2001/6/23
4KhV|#-;k Author:ey4s
_mqL8ho Http://www.ey4s.org )B"jF>9)[ PsKill ==>Local and Remote process killer for windows 2k
]sf7{lVT **************************************************************************/
cLpYW7vZ[
#include "ps.h"
~7*.6YnI #define EXE "killsrv.exe"
6iVxc|Ia #define ServiceName "PSKILL"
!JHL\M>A5 Ra)3+M!x #pragma comment(lib,"mpr.lib")
]#)()6)2v //////////////////////////////////////////////////////////////////////////
?PuBa`zDE //定义全局变量
! ` SERVICE_STATUS ssStatus;
%KCyb SC_HANDLE hSCManager=NULL,hSCService=NULL;
!"?#6-,Xn BOOL bKilled=FALSE;
ugdQAg char szTarget[52]=;
vOn`/5- //////////////////////////////////////////////////////////////////////////
6a(yp3 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
2Q/x@aT,h BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
2e+UM$ BOOL WaitServiceStop();//等待服务停止函数
SE@LYeC}dE BOOL RemoveService();//删除服务函数
\tf<B\oa /////////////////////////////////////////////////////////////////////////
!`Fxa4i> int main(DWORD dwArgc,LPTSTR *lpszArgv)
>K_(J/&p {
*'Sd/%8{ BOOL bRet=FALSE,bFile=FALSE;
n`? py char tmp[52]=,RemoteFilePath[128]=,
n,vct<&z@ szUser[52]=,szPass[52]=;
xK *b1CB HANDLE hFile=NULL;
Qf~vZtJ+J DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
I5k$H$ ^cOUQ33 //杀本地进程
sJB;3"~ if(dwArgc==2)
:KQ~Cb {
Y071Y: if(KillPS(atoi(lpszArgv[1])))
~^NtO printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
}MJy
+Z8& else
w$3,A$8 printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
.0zY}` lpszArgv[1],GetLastError());
}^ApJS(FQ return 0;
pNG:0 }
7Od
-I*bt //用户输入错误
y;35WtDVb else if(dwArgc!=5)
j+i\bks {
G,&<<2{(f; printf("\nPSKILL ==>Local and Remote Process Killer"
Ep9nsX* "\nPower by ey4s"
;km`P|<U "\nhttp://www.ey4s.org 2001/6/23"
zJq~!#pZ "\n\nUsage:%s <==Killed Local Process"
Rvqq.I8aC "\n %s <==Killed Remote Process\n",
RD!&LFz/} lpszArgv[0],lpszArgv[0]);
&jS>UsGh return 1;
l.67++_ }
|XaIx#n //杀远程机器进程
8}I$'x strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
~Otq %MQ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
#{\J
Nb+w% strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
h9t$Uz^N R3
-n>V5o //将在目标机器上创建的exe文件的路径
lUOF4U&r sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
F%@A6'c __try
E-T)*`e {
}n]Ng]KM` //与目标建立IPC连接
;,hwZZA if(!ConnIPC(szTarget,szUser,szPass))
@:oXN]+
_ {
Ot4 Z{mA printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Xpr?Kgz return 1;
Yxr>"KH6a }
T:27r8"Rh printf("\nConnect to %s success!",szTarget);
A!od9W6 //在目标机器上创建exe文件
5dx$HE&b) -RE^tW*Yy hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
I,E?h?6Y E,
&fDIQISC NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
Tr_w]' if(hFile==INVALID_HANDLE_VALUE)
2~Kgv|09 {
R[zpD%CI printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
.M qP_Z', __leave;
@CpfP;*{w` }
d6Ht2 //写文件内容
"|x^|n8i while(dwSize>dwIndex)
%"q9:{m {
S ^!n45l ahJ`T*)HY if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
J9\Cm!H {
2]z8:a printf("\nWrite file %s
[]\+k31D failed:%d",RemoteFilePath,GetLastError());
w;%.2VJ __leave;
GoJ.&aH $ }
;@mS^ik")$ dwIndex+=dwWrite;
/MIe(,>Uh }
QJZK|* //关闭文件句柄
|tKsgj CloseHandle(hFile);
Xe3U`P7( bFile=TRUE;
AuvkecuIh //安装服务
G~F b if(InstallService(dwArgc,lpszArgv))
B7VH<;Z {
.eS<Dbku< //等待服务结束
ST|x23|O] if(WaitServiceStop())
~k"=4j9 {
g?c
xp+ //printf("\nService was stoped!");
NN%*b yK }
4.k0< else
?k+xSV {
[u
=+3b //printf("\nService can't be stoped.Try to delete it.");
E~DQ-z }
uu-PJTNZ Sleep(500);
-"R2 //删除服务
?j'7l=94A RemoveService();
.u)X3..J }
x!?u^ }
)cX*I gO __finally
Ab~3{Q]# {
9"N~yKa`"K //删除留下的文件
B~'vCuE if(bFile) DeleteFile(RemoteFilePath);
>f|||H}Snw //如果文件句柄没有关闭,关闭之~
P9/q|>F if(hFile!=NULL) CloseHandle(hFile);
`}D,5^9] //Close Service handle
|'e^QpU5 if(hSCService!=NULL) CloseServiceHandle(hSCService);
Q{O+ //Close the Service Control Manager handle
Giid~e33 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
Z]A{ d[ //断开ipc连接
8f_l}k$Eg wsprintf(tmp,"\\%s\ipc$",szTarget);
M-$%Rzl_ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
lXx=But if(bKilled)
^6jV_QM# printf("\nProcess %s on %s have been
sG(~^hJ_ killed!\n",lpszArgv[4],lpszArgv[1]);
9Uh"iMB else
s%vis{2 printf("\nProcess %s on %s can't be
/Y/UM3/ killed!\n",lpszArgv[4],lpszArgv[1]);
u]g%@3Pn }
5 )A1\ return 0;
*1ilkmL% }
|5X^u+_ //////////////////////////////////////////////////////////////////////////
jSJqE_ 1 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
M f}~{+ {
c_dVWh e NETRESOURCE nr;
~G)S
char RN[50]="\\";
I
)~GZ B+$%*%b strcat(RN,RemoteName);
!`M,XSp( strcat(RN,"\ipc$");
3#WT.4k I:E`PZ nr.dwType=RESOURCETYPE_ANY;
MH
=%-S nr.lpLocalName=NULL;
B~?*?Z' nr.lpRemoteName=RN;
kS %Ydy#:' nr.lpProvider=NULL;
6{@w="VT 5u,{6 if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
1;JEc9#h return TRUE;
Vouvr<43o else
2VPdw@"~} return FALSE;
S%$ }( }
^8]NxV@l /////////////////////////////////////////////////////////////////////////
)~&CvJ BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
aKJwofD {
L{#IT. BOOL bRet=FALSE;
\J4L:.`qS __try
t DO=P
c {
<h!_>:2L //Open Service Control Manager on Local or Remote machine
S~<$Hy*kh hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
aJSO4W)P if(hSCManager==NULL)
cA&9e< {
*-#&K\ printf("\nOpen Service Control Manage failed:%d",GetLastError());
Ij 79~pn __leave;
rExnxQ<e }
gLb`pCo/ //printf("\nOpen Service Control Manage ok!");
2ElJbN# //Create Service
UI0(=>L hSCService=CreateService(hSCManager,// handle to SCM database
;RH;OE,A ServiceName,// name of service to start
2my_ ;!6T[ ServiceName,// display name
8mCxn@yV SERVICE_ALL_ACCESS,// type of access to service
, |0}<% SERVICE_WIN32_OWN_PROCESS,// type of service
.14~J6 SERVICE_AUTO_START,// when to start service
4%{,]
q\p SERVICE_ERROR_IGNORE,// severity of service
zp6C3RG( failure
S\^Pha
q EXE,// name of binary file
32(^Te]: NULL,// name of load ordering group
oF vfCrd NULL,// tag identifier
&]Q@7Nl7:l NULL,// array of dependency names
o m!!Sl 3 NULL,// account name
Juo^ , NULL);// account password
c|f<u{' //create service failed
l\f*d6o if(hSCService==NULL)
J;S
(>c {
&PL8