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。
rt!5Tl+v OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
R(r89bTQ <1>与远程系统建立IPC连接
X!"ltNd <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
f]%$HfF@ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
ph%/;?wY <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
/jeurCQ8#u <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
?8b?{`@V <6>服务启动后,killsrv.exe运行,杀掉进程
`dn|nI2 <7>清场
U`IDZ{g 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
GvF~h0wMt /***********************************************************************
&`pd&U{S* Module:Killsrv.c
8>6+]]O Date:2001/4/27
o}7`SYn Author:ey4s
{Z1j>h$ Http://www.ey4s.org ui YZk3 ***********************************************************************/
q*?LXKi #include
/u*((AJ?Qv #include
#r#UO #include "function.c"
^0ipM/Lg #define ServiceName "PSKILL"
~F+{P4%`< f77Jn^Dt SERVICE_STATUS_HANDLE ssh;
EF qWnz SERVICE_STATUS ss;
@lDoMm,m' /////////////////////////////////////////////////////////////////////////
j5G8IP_Wx void ServiceStopped(void)
`kVy1WiY {
m+"?;;s ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
L@t<%fy@ ss.dwCurrentState=SERVICE_STOPPED;
Z-*L[ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
M7fw/i ss.dwWin32ExitCode=NO_ERROR;
*s S7^OZ* ss.dwCheckPoint=0;
"^Tb8! ss.dwWaitHint=0;
;
R&wr_% SetServiceStatus(ssh,&ss);
tO)mKN+
( return;
2^E.sf$f }
e%U0^! 8 /////////////////////////////////////////////////////////////////////////
x =5k74 void ServicePaused(void)
V[5-A $ft {
xWU0Ev)4U ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
D7olu29 ss.dwCurrentState=SERVICE_PAUSED;
&^{HD }/{b ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
|t!kD(~r ss.dwWin32ExitCode=NO_ERROR;
Vqb4
MWW ss.dwCheckPoint=0;
b Zn:q[7 ss.dwWaitHint=0;
8uchp SetServiceStatus(ssh,&ss);
xCEEv5(5 return;
i~M CY.F }
!WR(H&uBr\ void ServiceRunning(void)
0.~QA+BD:S {
r-9P&*1 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
SZzS$6t ss.dwCurrentState=SERVICE_RUNNING;
4T{+R{_Y1 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
&BFW`5N ss.dwWin32ExitCode=NO_ERROR;
m@u!frE, ss.dwCheckPoint=0;
=^|^"b ss.dwWaitHint=0;
Zq}w}v SetServiceStatus(ssh,&ss);
6
GO7[?U< return;
m`}!
dBi }
-*_D! /////////////////////////////////////////////////////////////////////////
-sh S?kV void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
ZXY5Xvt:v {
"<Dn%r switch(Opcode)
i"_)91RA {
#Ne<=ayS case SERVICE_CONTROL_STOP://停止Service
G{pfyfF ServiceStopped();
e_kP=|u)g break;
Nh^T,nv*l case SERVICE_CONTROL_INTERROGATE:
{W)Kz_ SetServiceStatus(ssh,&ss);
4h@jJm
break;
E*:!G }
1j`-lD return;
M$B9?N6 }
_*>bf G //////////////////////////////////////////////////////////////////////////////
+\fr3@Yc //杀进程成功设置服务状态为SERVICE_STOPPED
E5~HH($b //失败设置服务状态为SERVICE_PAUSED
t>)iC)^u //
C\ZL*,%} void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
xdd7OSc0{ {
0~iC#lHO ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
rr>QG<i;G if(!ssh)
iKnH6}`?U {
r`qMif' ServicePaused();
w4Qqo( return;
nL%;^`*8 }
-icOg6% ServiceRunning();
@{iws@. Sleep(100);
' Ph //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
5bYU(] //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
&=Gz[1
L if(KillPS(atoi(lpszArgv[5])))
>XcbNZV ServiceStopped();
"o2p|2c else
GpMKOjVm| ServicePaused();
o]t6u .L return;
HgvgO\`] }
gbsRf&4h /////////////////////////////////////////////////////////////////////////////
@zL)R b%P$ void main(DWORD dwArgc,LPTSTR *lpszArgv)
!
@{rkp {
"w9LQ=mW SERVICE_TABLE_ENTRY ste[2];
W=c7>s0> ste[0].lpServiceName=ServiceName;
Nwr.mtvh ste[0].lpServiceProc=ServiceMain;
:3^b>(W. ste[1].lpServiceName=NULL;
11glFe ste[1].lpServiceProc=NULL;
\V
/s StartServiceCtrlDispatcher(ste);
p(QB 5at return;
EgOAEv }
A[oLV"J6x5 /////////////////////////////////////////////////////////////////////////////
W$B&asO 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
*;"N kCf 下:
bY|%ois4 /***********************************************************************
#+N\u*-S Module:function.c
R7;SZo Date:2001/4/28
IfzHe8> Author:ey4s
{hG r`Rh Http://www.ey4s.org
_CY>45 ***********************************************************************/
6F6[w? #include
5cO}Jp%PA ////////////////////////////////////////////////////////////////////////////
@kvgq 0ab BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
$#2ik~]> {
.;yy=
Rj TOKEN_PRIVILEGES tp;
d)1)/Emyj LUID luid;
jb~a z 7?-eR- if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
)z&0 g2Am {
\HLI
y printf("\nLookupPrivilegeValue error:%d", GetLastError() );
9!b,!#= return FALSE;
(f#QETiV }
.=~beTS'Vo tp.PrivilegeCount = 1;
_IuEa\> tp.Privileges[0].Luid = luid;
},KY9w if (bEnablePrivilege)
/e1m1 B tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
gP"p7\
( else
)X@Obg tp.Privileges[0].Attributes = 0;
@'C f<wns // Enable the privilege or disable all privileges.
{Z 3t0F AdjustTokenPrivileges(
* t6XU hToken,
8ar2N)59 FALSE,
.F:qJ6E &tp,
b#bdz1@s sizeof(TOKEN_PRIVILEGES),
iDt^4=` (PTOKEN_PRIVILEGES) NULL,
nr*~R-,\ (PDWORD) NULL);
DeE-M" // Call GetLastError to determine whether the function succeeded.
%lNv?sWb if (GetLastError() != ERROR_SUCCESS)
_I8L#4\(= {
W7>4-gk printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
sP$bp Z} return FALSE;
W.iL!x.B@ }
0L"CM?C return TRUE;
j!q5 Bc? }
ZHUAM59bx ////////////////////////////////////////////////////////////////////////////
gvvl3`S{ BOOL KillPS(DWORD id)
lE:X~RO"~ {
b}S}OW2 HANDLE hProcess=NULL,hProcessToken=NULL;
#mlTN3 BOOL IsKilled=FALSE,bRet=FALSE;
Zq=t&$* __try
Qna
^Ry?6) {
sUN>uroi ! >8Wvz.Nq/ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
JYL/p9K[I {
n)uvN printf("\nOpen Current Process Token failed:%d",GetLastError());
I'2:>44>I6 __leave;
=A={Dpv[> }
C`+g:qT //printf("\nOpen Current Process Token ok!");
XIh2Y\33ys if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
vn|u&}h {
OLUQjvnU __leave;
,oX48Wg_+ }
4b=hFwr[? printf("\nSetPrivilege ok!");
x- kCNy x7K if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
cE>K:3n {
^
AxU printf("\nOpen Process %d failed:%d",id,GetLastError());
\bYuAE1q __leave;
ljVtFm< }
YW"}hU //printf("\nOpen Process %d ok!",id);
-Bbg'=QZa if(!TerminateProcess(hProcess,1))
t5mI)u {
vK6YU9W~J printf("\nTerminateProcess failed:%d",GetLastError());
t1?e$s __leave;
r7Bv?M^! }
`)e;bLP IsKilled=TRUE;
c[E{9wp v }
#&0)kr66 __finally
ZOc1 vj {
fiOc;d8 if(hProcessToken!=NULL) CloseHandle(hProcessToken);
8T92;.~( if(hProcess!=NULL) CloseHandle(hProcess);
7)$U>|= }
";}Lf1M9 return(IsKilled);
Vd3'dq8/? }
l%\3'N] //////////////////////////////////////////////////////////////////////////////////////////////
;8/w'oe*j 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:
yi<&'L; /*********************************************************************************************
wVkms ModulesKill.c
+Q_(wR"FS Create:2001/4/28
=Xze ).g Modify:2001/6/23
44FK%TmtF Author:ey4s
! utgo/n Http://www.ey4s.org H|;6K`O_ PsKill ==>Local and Remote process killer for windows 2k
L;/#D>U( **************************************************************************/
%F-/|x1#Q #include "ps.h"
TEz)d= #define EXE "killsrv.exe"
1rh\X[@ #define ServiceName "PSKILL"
cnvxTI< *zeY<6 #pragma comment(lib,"mpr.lib")
+*'
//////////////////////////////////////////////////////////////////////////
J XKps#,(# //定义全局变量
loN!&YceW SERVICE_STATUS ssStatus;
(1JZuR<?c SC_HANDLE hSCManager=NULL,hSCService=NULL;
3lH#+@ BOOL bKilled=FALSE;
7vUfA" char szTarget[52]=;
c_clpMx= //////////////////////////////////////////////////////////////////////////
v'i"Q BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
LqIMU4Ex BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
!+Z"7e
nj BOOL WaitServiceStop();//等待服务停止函数
ANtp7ad BOOL RemoveService();//删除服务函数
X<@yt HBv /////////////////////////////////////////////////////////////////////////
6GX'&z int main(DWORD dwArgc,LPTSTR *lpszArgv)
Ag}V>i' {
qd{o64;| BOOL bRet=FALSE,bFile=FALSE;
pcXY6[#N char tmp[52]=,RemoteFilePath[128]=,
HX\@Qws szUser[52]=,szPass[52]=;
nN>D=a"&F HANDLE hFile=NULL;
3U<\y6/ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
0h!2--Aur BF8n: }9U //杀本地进程
@_^QBw0 if(dwArgc==2)
%Y%+K5;AZ {
}u
cqzdk#2 if(KillPS(atoi(lpszArgv[1])))
iKv`[k printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
C>7Mx{ !H else
k$:QpTg[ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
f^](D'L?D lpszArgv[1],GetLastError());
WS9n.opl} return 0;
Ug^C}".& }
!+& NG&1 //用户输入错误
h95C4jBE else if(dwArgc!=5)
o_/C9[: {
.vNfbYH( printf("\nPSKILL ==>Local and Remote Process Killer"
ka{9{/dz3 "\nPower by ey4s"
"L@qjSs8 "\nhttp://www.ey4s.org 2001/6/23"
3~6F`G "\n\nUsage:%s <==Killed Local Process"
hKtOh "\n %s <==Killed Remote Process\n",
*E0+! lpszArgv[0],lpszArgv[0]);
hRb
k-b return 1;
x={t}qDS8 }
Q_QmyD~m //杀远程机器进程
Y<3s_ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
]*j>yj.Y'~ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
,'5P[- strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
?15k~1nA 6;Cr92 //将在目标机器上创建的exe文件的路径
+5Ir=]=T9 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
"F>-W\% __try
&<@{ d {
jjBcoQU$o //与目标建立IPC连接
XOa<R if(!ConnIPC(szTarget,szUser,szPass))
Noz+\O\ {
pW8pp? printf("\nConnect to %s failed:%d",szTarget,GetLastError());
pTUsdao^, return 1;
qA9*t }
"A__z|sQ printf("\nConnect to %s success!",szTarget);
iJ42` 51 //在目标机器上创建exe文件
tnqW!F~ /r@P\_ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
./kmI#gaV E,
>IfJ.g" NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
t(lTXG if(hFile==INVALID_HANDLE_VALUE)
Wr`=P, {
d|on
y printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
':[+UUC@ __leave;
[=e61Z }
[#j|TBMHM //写文件内容
;knSn$ while(dwSize>dwIndex)
,!kyrk6 {
[rTV)JsTb 9L%&4V}BIS if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
9^0 'VRG {
@l"GfDfL9 printf("\nWrite file %s
sC
]&Qr_ failed:%d",RemoteFilePath,GetLastError());
kSU*d/}*u __leave;
<S
$Z }
@`}'P115@ dwIndex+=dwWrite;
{xEX_$nv }
DBCL+QHA //关闭文件句柄
9foQ0#R CloseHandle(hFile);
g%j z,| bFile=TRUE;
s`C#=l4 //安装服务
dp)lHBV if(InstallService(dwArgc,lpszArgv))
)~d2`1zGS {
Ze WHSU
//等待服务结束
TuIeaH% x if(WaitServiceStop())
8i-?\VZD {
TW3:Y\ p //printf("\nService was stoped!");
wgLS9. }
LU?#{dZ else
CvQ LF9| {
1Od:I}@ //printf("\nService can't be stoped.Try to delete it.");
]*i>KR@G }
VmBLNM? Sleep(500);
g?j"d{.9t //删除服务
qFUpvTe RemoveService();
Z I}m~7 }
b%$S6. }
e-qr d __finally
rUlpo|B {
t T-]Vj. //删除留下的文件
6ap,XFRMh if(bFile) DeleteFile(RemoteFilePath);
z@~1e]% //如果文件句柄没有关闭,关闭之~
<]wN/B-8J if(hFile!=NULL) CloseHandle(hFile);
}'H Da M //Close Service handle
M*c\=( if(hSCService!=NULL) CloseServiceHandle(hSCService);
_nx|ZJ //Close the Service Control Manager handle
)QBsyN<x6 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
*tRJ= //断开ipc连接
"45BOw&72G wsprintf(tmp,"\\%s\ipc$",szTarget);
Tj:+:B(HB WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
^~BJu#uVyy if(bKilled)
0QC*Z ( printf("\nProcess %s on %s have been
b17p;wS killed!\n",lpszArgv[4],lpszArgv[1]);
G>:l(PW: else
#Q'i/|g printf("\nProcess %s on %s can't be
B]*&lRR killed!\n",lpszArgv[4],lpszArgv[1]);
gmLw. |- }
\Z+v\5nmO return 0;
}ZYK3F }
J8b]*2D //////////////////////////////////////////////////////////////////////////
E&&