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。
s6QD^[ OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
A">R-1R <1>与远程系统建立IPC连接
RF= $SMTk <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
^ X-6j[". <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
P Ij <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
?vfZ>7Q <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
Am|)\/K+Z <6>服务启动后,killsrv.exe运行,杀掉进程
<1#hX(Q <7>清场
81H9d6hqcD 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
S%jW}v'; /***********************************************************************
X"sJiF S Module:Killsrv.c
N9s+Tm Date:2001/4/27
L_tjclk0J Author:ey4s
@)C.IQ~ Http://www.ey4s.org `pjB^--w ***********************************************************************/
p<<dj% #include
#;=sJ[m4 #include
Tol"D2cyf #include "function.c"
X/_89<& #define ServiceName "PSKILL"
&xpvHKJl ,n2"N5{jw SERVICE_STATUS_HANDLE ssh;
"A> _U<Y SERVICE_STATUS ss;
\
B'AXv6 /////////////////////////////////////////////////////////////////////////
RT(ejkLZm void ServiceStopped(void)
Vg(M ^2L {
Iw^Q>MrT ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
k=cDPu - ss.dwCurrentState=SERVICE_STOPPED;
pqTaN=R8 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
R9Y@I ss.dwWin32ExitCode=NO_ERROR;
[FZq'E"87 ss.dwCheckPoint=0;
TPs
]n7]: ss.dwWaitHint=0;
"|Kag|(qB SetServiceStatus(ssh,&ss);
m@UrFPZ return;
^#XQ2UN }
pfs]pDjS: /////////////////////////////////////////////////////////////////////////
mGa :~x void ServicePaused(void)
ExM VGe {
.K]Uk/W ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
>?#zPweA ss.dwCurrentState=SERVICE_PAUSED;
l&*=
.Zc7! ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
^]D+H9Tl ss.dwWin32ExitCode=NO_ERROR;
JLt%G^W> ss.dwCheckPoint=0;
^X?uAX-RP| ss.dwWaitHint=0;
"lrQC`? SetServiceStatus(ssh,&ss);
^ FM return;
7?D?s!%\ }
>=:^N-a void ServiceRunning(void)
_Ie:!q {
sm;kg= ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
d tE"1nR ss.dwCurrentState=SERVICE_RUNNING;
NwxDxIIH/) ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
'\GU(j ss.dwWin32ExitCode=NO_ERROR;
1:r#m- \ ss.dwCheckPoint=0;
_u'y7- ss.dwWaitHint=0;
Uy.ihh$I- SetServiceStatus(ssh,&ss);
^^lx Ot return;
:[CEHRc7x }
mlPvF%Ba /////////////////////////////////////////////////////////////////////////
t 4VeXp6 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
1=,y+Xpw {
7#c4.9b? switch(Opcode)
N}1yDN {
.
:>e"D case SERVICE_CONTROL_STOP://停止Service
#WJ*)$A@& ServiceStopped();
1{wbC) break;
ef)zf+o case SERVICE_CONTROL_INTERROGATE:
LlS~J K SetServiceStatus(ssh,&ss);
2[;~@n1P
break;
,p#r; O<O }
o@7U4#E return;
c%bzrYQvA; }
!Qf*d;wxn( //////////////////////////////////////////////////////////////////////////////
|fIyq}{7 //杀进程成功设置服务状态为SERVICE_STOPPED
dWY{x47 //失败设置服务状态为SERVICE_PAUSED
m@u%3*: //
mYj)![ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
GwfC l{l {
ksCF"o/@V ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
-SfU.XlZl if(!ssh)
8O$LY\G {
3m9b ServicePaused();
(,tu7u{ return;
[[w | }
nM Z)x- ServiceRunning();
qGX#(,E9; Sleep(100);
+jK-k_ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
IibYG F //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
H
cyoNY if(KillPS(atoi(lpszArgv[5])))
gWoUE7.3` ServiceStopped();
~
rQ,%dH else
?Pa(e)8\ ServicePaused();
u>G9r#~`k return;
9zS }
x(xi%?G /////////////////////////////////////////////////////////////////////////////
`R>z{-@= void main(DWORD dwArgc,LPTSTR *lpszArgv)
KQvSeH>r {
~**x_ v SERVICE_TABLE_ENTRY ste[2];
K[
[6A: ste[0].lpServiceName=ServiceName;
C\aHr! ste[0].lpServiceProc=ServiceMain;
vf$IF| ste[1].lpServiceName=NULL;
+iFt) ste[1].lpServiceProc=NULL;
|
oK9o6m4 StartServiceCtrlDispatcher(ste);
Aq*?Q/pV return;
:e nR8MS }
<9piKtb|L /////////////////////////////////////////////////////////////////////////////
lSW'qgh 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
IM7<z,* oF 下:
z#ki# o /***********************************************************************
*z)gSX Module:function.c
,[t?$Cy; Date:2001/4/28
c{_JPy Author:ey4s
\@WVeFr Http://www.ey4s.org dS3\P5D.*c ***********************************************************************/
1+WVh7gF #include
eU@Mv5&6 ////////////////////////////////////////////////////////////////////////////
5 7t.Ud BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
1kw*Q: {
)dqNN tS TOKEN_PRIVILEGES tp;
mJ=V<_ LUID luid;
\wk;Bo =JgR c7 if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
R ZQH#+*t} {
80_w_i + printf("\nLookupPrivilegeValue error:%d", GetLastError() );
*4Ldh}S! return FALSE;
16Jq*hKU }
5lJL[{ tp.PrivilegeCount = 1;
]X77?Zz9 tp.Privileges[0].Luid = luid;
N0-J=2 if (bEnablePrivilege)
N0Y4m_dm* tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
y.J>}[\&x else
}8#Ed;%K tp.Privileges[0].Attributes = 0;
bT&{8a // Enable the privilege or disable all privileges.
` =P_ed%&' AdjustTokenPrivileges(
Mmu#hb|W hToken,
H$C*&p FALSE,
lFnYQab &tp,
]W14'Z sizeof(TOKEN_PRIVILEGES),
Xd5s8C/} (PTOKEN_PRIVILEGES) NULL,
o2U5irU (PDWORD) NULL);
<j>;5!4!} // Call GetLastError to determine whether the function succeeded.
)\EIXTZY= if (GetLastError() != ERROR_SUCCESS)
Ec}%!p_$ {
DAP/ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
.ex;4( -! return FALSE;
@R50M (@W }
#`
gu<xlW return TRUE;
Xi) ;dcNJ }
rMi\#[oB ////////////////////////////////////////////////////////////////////////////
GRbbU#/=G BOOL KillPS(DWORD id)
S-88m/"]s {
qbfX(`nS HANDLE hProcess=NULL,hProcessToken=NULL;
q%e'WM G~n BOOL IsKilled=FALSE,bRet=FALSE;
H~nX!sO __try
uJ
-$i {
9N'fU),I T+&fUhSy if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
t_w\k_
T {
[B+F}Q^; printf("\nOpen Current Process Token failed:%d",GetLastError());
6>rz=yAM_ __leave;
U364'O8_ }
m^!j)\sM5 //printf("\nOpen Current Process Token ok!");
ufIvvZ* if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
Cj-&L< {
1:](=%oM&k __leave;
x@Z{5w_a }
#f24a?n| printf("\nSetPrivilege ok!");
~Jr'4% X"+p=PGZK if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
K+!e1
' {
bUm%#a printf("\nOpen Process %d failed:%d",id,GetLastError());
jaodcT0 __leave;
IRx%L? }
7$Z_'GJ]1C //printf("\nOpen Process %d ok!",id);
5(J?C-Pk if(!TerminateProcess(hProcess,1))
D^6iQW+.P {
g/!MEOVx printf("\nTerminateProcess failed:%d",GetLastError());
UIyLtoxu __leave;
OxGfLeP.R! }
>fI\f <ez IsKilled=TRUE;
UWC4PWL,>C }
YR-G:-(#b __finally
h`\$8oV {
UHvA43 if(hProcessToken!=NULL) CloseHandle(hProcessToken);
lWj*tnnn[ if(hProcess!=NULL) CloseHandle(hProcess);
vLHn4>J,R }
uK$ Xqo%L return(IsKilled);
~SBb2*ID }
u1 M8nb //////////////////////////////////////////////////////////////////////////////////////////////
9 ;p5z[jI 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:
mI,lW|/l, /*********************************************************************************************
/\- }-"dm ModulesKill.c
y!P!Fif' Create:2001/4/28
SR?mSpq5 Modify:2001/6/23
2e%\aP`D2 Author:ey4s
*cXq=/s Http://www.ey4s.org ZBpcC0
z PsKill ==>Local and Remote process killer for windows 2k
5H
XF3 **************************************************************************/
vRC >=y*= #include "ps.h"
&lSNI5l #define EXE "killsrv.exe"
,4t6Cq! #define ServiceName "PSKILL"
s0;a j<J ?#
FYF\P #pragma comment(lib,"mpr.lib")
`i
cs2po //////////////////////////////////////////////////////////////////////////
GJcxqgk$ //定义全局变量
4z(B`t~7 SERVICE_STATUS ssStatus;
xRacgny:I SC_HANDLE hSCManager=NULL,hSCService=NULL;
\XV8t|* BOOL bKilled=FALSE;
/Q(boY{ char szTarget[52]=;
Vs l,u //////////////////////////////////////////////////////////////////////////
uc@4fn BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
EG t
50 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
er7(Wph BOOL WaitServiceStop();//等待服务停止函数
(Q=o9o:b BOOL RemoveService();//删除服务函数
SkmTW@v /////////////////////////////////////////////////////////////////////////
-`XS2 int main(DWORD dwArgc,LPTSTR *lpszArgv)
O)vGIp?f't {
L5I!YP#v BOOL bRet=FALSE,bFile=FALSE;
X;W0r5T char tmp[52]=,RemoteFilePath[128]=,
TS|Bz2( szUser[52]=,szPass[52]=;
mP
}<{oh`x HANDLE hFile=NULL;
Y,0Z&6 < DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
2H.g!( Oza /}~=)QHH //杀本地进程
7yyX8p> if(dwArgc==2)
3W[?D8yi) {
D
tZ?sG if(KillPS(atoi(lpszArgv[1])))
@a@}xgn{ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
_xCYh|DlQ| else
aq_K,li#w printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
}p*|8$#x" lpszArgv[1],GetLastError());
Tph^o^ return 0;
fub04x) }
<DR|r //用户输入错误
*Igb3xK% else if(dwArgc!=5)
)m;*d7l~p {
JK<[]>O printf("\nPSKILL ==>Local and Remote Process Killer"
}wiyEVAh{ "\nPower by ey4s"
*w4#D:g "\nhttp://www.ey4s.org 2001/6/23"
S:j{R^$k "\n\nUsage:%s <==Killed Local Process"
%P s.r{%{ "\n %s <==Killed Remote Process\n",
UU>+ b: lpszArgv[0],lpszArgv[0]);
/A,w{09G return 1;
;&6
{c }
#)~u
YQ //杀远程机器进程
K:'^f? P strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
a`xAk^w+ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
?ld&}|W~ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
hJ`Gu7 >"!ScYn //将在目标机器上创建的exe文件的路径
SgxrU&:: sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
Pp!4Ak4TT9 __try
aBReIK o {
I?PqWG!O //与目标建立IPC连接
ZN)EbTpc\a if(!ConnIPC(szTarget,szUser,szPass))
4t(/F` {
.o`Io[io printf("\nConnect to %s failed:%d",szTarget,GetLastError());
o+=wQ$"tP return 1;
o 7kg.w| }
SZe55mK ` printf("\nConnect to %s success!",szTarget);
;@qS#7SRB //在目标机器上创建exe文件
>Vt2@Ee rz_W]/G-P hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
*t| !xO E,
gC2}?nq* NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
3E;@.jD if(hFile==INVALID_HANDLE_VALUE)
8Y`g$2SZ^8 {
.kU^)H"l printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
$|g1 _;(G __leave;
~)_Nh }
lj}3TbM //写文件内容
b/a\{ while(dwSize>dwIndex)
/lUfxc4 {
F|>
3gW G!$~'o%/ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
3ArHaAv{y {
_N|%i J5 printf("\nWrite file %s
Ga02Zk failed:%d",RemoteFilePath,GetLastError());
#<[&Lw __leave;
!0?o3,of- }
^7+;XUyg dwIndex+=dwWrite;
'u v=D }
d*s*AV //关闭文件句柄
34!.5^T CloseHandle(hFile);
KX9IC5pR bFile=TRUE;
7mYcO3{5{ //安装服务
+^(_S9CO if(InstallService(dwArgc,lpszArgv))
RD[P|4eY {
J.h` 0$! //等待服务结束
/gF)msUF if(WaitServiceStop())
nu+K
N,3R" {
/xJD/"Y3& //printf("\nService was stoped!");
w*XM*yJHU }
&6OY^6< else
wJ2cAX;" {
nE8z1hBUq //printf("\nService can't be stoped.Try to delete it.");
"|Q.{(|kO1 }
E<+ G5j Sleep(500);
~{lb`M^]h //删除服务
X<8|uP4 RemoveService();
I ==)a6^ }
'qT;Eht5 }
+Xw%X3o) __finally
dQ{qA(m {
>&;J/ME //删除留下的文件
]'Eg2(wy if(bFile) DeleteFile(RemoteFilePath);
zGU MH7 M //如果文件句柄没有关闭,关闭之~
?:9y
!Q= if(hFile!=NULL) CloseHandle(hFile);
Vv+nq_ //Close Service handle
7<]&pSt= if(hSCService!=NULL) CloseServiceHandle(hSCService);
%OgK{h //Close the Service Control Manager handle
i
kfJ! f if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
K_L7a>Fr //断开ipc连接
$7AsMlq[( wsprintf(tmp,"\\%s\ipc$",szTarget);
,V
52Fj WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
THQ #zQ- if(bKilled)
DDR4h"Y printf("\nProcess %s on %s have been
u~uz=Yse killed!\n",lpszArgv[4],lpszArgv[1]);
L @T/4e./ else
Kt*b)
< printf("\nProcess %s on %s can't be
:'wxm3f killed!\n",lpszArgv[4],lpszArgv[1]);
H6`k%O* }
TfZ M0Wz return 0;
K
Ha,6X }
3_
J'+ //////////////////////////////////////////////////////////////////////////
p3 5)K5V BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
_@>*]g {
j}.gK6Yq* NETRESOURCE nr;
Uzvd*>mv char RN[50]="\\";
YQ:$m5ai H.l0kBeG strcat(RN,RemoteName);
Q +l{> sL strcat(RN,"\ipc$");
(v?@evQ E va&/o?P| nr.dwType=RESOURCETYPE_ANY;
wry`2_c nr.lpLocalName=NULL;
."dT6u E nr.lpRemoteName=RN;
OAq-(_H nr.lpProvider=NULL;
5(CInl YG0/e#5 if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
F>{bVPh
VA return TRUE;
#g$I>\O< else
)wjpxr return FALSE;
i695P}J2 }
Pq+|*Y<|& /////////////////////////////////////////////////////////////////////////
X~VI} dJ BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
=:g\I6'a {
=t_+ajY% BOOL bRet=FALSE;
*c4OhMU( __try
QmSj6pB> {
h*;c"/7 //Open Service Control Manager on Local or Remote machine
Y S7lB hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
c$[2tZ if(hSCManager==NULL)
5:gpynE| {
_$T
!><)y printf("\nOpen Service Control Manage failed:%d",GetLastError());
qfT9g>EF __leave;
c}OveR$'& }
+$ djX=3 //printf("\nOpen Service Control Manage ok!");
6,LE_ -G5 //Create Service
XixjdBFP hSCService=CreateService(hSCManager,// handle to SCM database
am/}V%^ ServiceName,// name of service to start
xS@jV6E~ ServiceName,// display name
(^B1Kt!< SERVICE_ALL_ACCESS,// type of access to service
prS%lg>
SERVICE_WIN32_OWN_PROCESS,// type of service
/Hk})o_ SERVICE_AUTO_START,// when to start service
Y{j~;G@Wl SERVICE_ERROR_IGNORE,// severity of service
`/m]K~~ failure
hb8oq3*x EXE,// name of binary file
/[Fk>Vhp NULL,// name of load ordering group
^3sv2wh^|8 NULL,// tag identifier
?pJ2"/K
NULL,// array of dependency names
Ma?uB8o+~ NULL,// account name
Z*3RI5)dx NULL);// account password
HHw&BN