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。
su*'d:L OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
^h69Kr#d4 <1>与远程系统建立IPC连接
0NS<?p~_S <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
/YZr~|65 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
E\Rhz]G( <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
F(tx)V
~T3 <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
{q"OM*L( <6>服务启动后,killsrv.exe运行,杀掉进程
zT!drq: x <7>清场
W[Ls|<Q 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
{phNds% /***********************************************************************
&*+'>UEe5 Module:Killsrv.c
`DV.+>O-1 Date:2001/4/27
C?lcGt!H Author:ey4s
mV3cp rRqv Http://www.ey4s.org 9I6a"PGDb ***********************************************************************/
xai*CY@cQ #include
_f$^%?^ #include
YB-h.1T- #include "function.c"
d3D] k, #define ServiceName "PSKILL"
\ExMk<y_& r"P|dlV- SERVICE_STATUS_HANDLE ssh;
KET2Ws[w SERVICE_STATUS ss;
r>o63Q: /////////////////////////////////////////////////////////////////////////
D)L+7N0D~ void ServiceStopped(void)
DGS $Ukz&T {
\WxukYH ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
L7dd(^ ss.dwCurrentState=SERVICE_STOPPED;
o,_?^'@ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
<
jJ ss.dwWin32ExitCode=NO_ERROR;
OX\A|$GS ss.dwCheckPoint=0;
3yVMXK ss.dwWaitHint=0;
59h)-^! SetServiceStatus(ssh,&ss);
f|\onHI)> return;
C{U?0!^ }
&5yVxL: /////////////////////////////////////////////////////////////////////////
<g"{Wv: h void ServicePaused(void)
W"k"IvTW} {
%5(I/zB ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
jYk&/@`Ly ss.dwCurrentState=SERVICE_PAUSED;
Dfmjw ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
hb}+A=A=+ ss.dwWin32ExitCode=NO_ERROR;
g:hjy@ w ss.dwCheckPoint=0;
;lE%M ss.dwWaitHint=0;
?8'*,bK SetServiceStatus(ssh,&ss);
~"nxE return;
.+$Q<L }
'Gj3:-xqL void ServiceRunning(void)
9Z4nAc {
RoPRQCE ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Fld=5B^} ss.dwCurrentState=SERVICE_RUNNING;
3LOdj T
J ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
e"|efE ss.dwWin32ExitCode=NO_ERROR;
KVclhT<F ss.dwCheckPoint=0;
]'&LGA` ss.dwWaitHint=0;
'=b/6@& SetServiceStatus(ssh,&ss);
;r<^a6B return;
F1*>y }
ItNz}4o|d /////////////////////////////////////////////////////////////////////////
d3\qKL!~ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
p M4 :#%V {
Mk"^?%PxT switch(Opcode)
H?yK~bGQ {
l9{hq/V case SERVICE_CONTROL_STOP://停止Service
GeH#I5y ServiceStopped();
z&zP)>Pv break;
8\+uec]k case SERVICE_CONTROL_INTERROGATE:
H#,W5EJzM SetServiceStatus(ssh,&ss);
KcWN,!G break;
l+KY)6o }
*4\:8 return;
V%rzk*LA }
@>,^":`# //////////////////////////////////////////////////////////////////////////////
]cHgleHQ //杀进程成功设置服务状态为SERVICE_STOPPED
+r2+X:#~T //失败设置服务状态为SERVICE_PAUSED
]d$8f //
"@V Y void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
j()7_ {
(ZUHvvL ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
oB(?_No7 if(!ssh)
,Vc6Gwm {
Tp?7_}tRi ServicePaused();
=^M/{51j return;
L/$H"YOv }
glO^yZ s ServiceRunning();
SW@$ci Sleep(100);
, qMzWa //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
fK>L!=Q //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
1m4$ p2j if(KillPS(atoi(lpszArgv[5])))
} Y12 ServiceStopped();
n(1l}TJy else
-*1d! ServicePaused();
R0KPZv- return;
?gA 8x }
)|ju~qbf /////////////////////////////////////////////////////////////////////////////
P)Jgs void main(DWORD dwArgc,LPTSTR *lpszArgv)
L+b6!2O, {
X_q\S g SERVICE_TABLE_ENTRY ste[2];
q+yQwX{ ste[0].lpServiceName=ServiceName;
f\|w' ste[0].lpServiceProc=ServiceMain;
n@<YI ste[1].lpServiceName=NULL;
V'z1 ste[1].lpServiceProc=NULL;
1+_`^|eK StartServiceCtrlDispatcher(ste);
)1?y 8_B return;
3Z>Ux3[ }
cuax;0{% /////////////////////////////////////////////////////////////////////////////
|mZxfI 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
Ytn9B}%o 下:
xG~P+n7t5$ /***********************************************************************
ER%^!xA Module:function.c
[_BP)e Date:2001/4/28
d[iQ`YW5 Author:ey4s
bV^rsJm Http://www.ey4s.org x]}^v# ***********************************************************************/
S|Q@:r" #include
P_F30x( ////////////////////////////////////////////////////////////////////////////
lU8l}Ndz" BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
}7b%HTF= {
=x/X:;)> TOKEN_PRIVILEGES tp;
; 5*&xz LUID luid;
)3cAQ'w j`{?OYD if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
">\?&0 {
'g}! printf("\nLookupPrivilegeValue error:%d", GetLastError() );
<$D`Z-6 return FALSE;
=*oJEy" }
N=V==Dbu- tp.PrivilegeCount = 1;
2=*H 8'k tp.Privileges[0].Luid = luid;
OAgniLv if (bEnablePrivilege)
9)l$ aBa tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
AP3a;4Z# else
ahusta tp.Privileges[0].Attributes = 0;
y6g&Y.:o // Enable the privilege or disable all privileges.
>xN
.F/[K AdjustTokenPrivileges(
M[NV)q/) hToken,
NDN7[7E FALSE,
nGC/R& &tp,
&h}#HS>l sizeof(TOKEN_PRIVILEGES),
%Hu5K>ZNYp (PTOKEN_PRIVILEGES) NULL,
VF+KR* (PDWORD) NULL);
Sj3+l7S? // Call GetLastError to determine whether the function succeeded.
34f?6K1c if (GetLastError() != ERROR_SUCCESS)
D(~U6SR {
D,k6$` printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
]=\].% > return FALSE;
H%[eV8 }
C"y(5U)d return TRUE;
dn&s* }
#NQMy:JHD) ////////////////////////////////////////////////////////////////////////////
.j ?W>F BOOL KillPS(DWORD id)
,V7nzhA2 {
0j^Kgx HANDLE hProcess=NULL,hProcessToken=NULL;
S;Fi?M BOOL IsKilled=FALSE,bRet=FALSE;
{B~QQMEow __try
9=s<Ld {
ko!)s R!HXhQ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
W~)}xy {
21n?=[ printf("\nOpen Current Process Token failed:%d",GetLastError());
v_yw@ __leave;
t$` r4Lb9/ }
`~cqAs}6]Q //printf("\nOpen Current Process Token ok!");
F/]2G^- if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
\__i {
aEB_#1 __leave;
:@yEQ#nFp }
Jx:Y-$ printf("\nSetPrivilege ok!");
A@`}c,G L7l
FtX+b if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
kj Jn2c:y {
Z*F3G#A printf("\nOpen Process %d failed:%d",id,GetLastError());
::`HQ@^ __leave;
9p]QM)M }
HVRZ[Y<^ //printf("\nOpen Process %d ok!",id);
wH*-(*N" if(!TerminateProcess(hProcess,1))
7 W5@TWM {
jVi) Efy printf("\nTerminateProcess failed:%d",GetLastError());
[z:!j$K __leave;
IYv`IS" }
x5pdS: IsKilled=TRUE;
_T60;ZI+^ }
'B|JAi? __finally
6%' QjwM_ {
MxKS4k if(hProcessToken!=NULL) CloseHandle(hProcessToken);
/l3V3B7 if(hProcess!=NULL) CloseHandle(hProcess);
GblA9F7 }
Y/F6\oh return(IsKilled);
8|gIhpO?^ }
[+Iz@0q //////////////////////////////////////////////////////////////////////////////////////////////
Zpt\p7WQ 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:
Cp\6W[2+B /*********************************************************************************************
$t+,Tav ModulesKill.c
Dm981t>wL Create:2001/4/28
10Q ]67 Modify:2001/6/23
!aUs>1i Author:ey4s
l]5KN Http://www.ey4s.org @FAA2d PsKill ==>Local and Remote process killer for windows 2k
}{Pp]*I<A **************************************************************************/
-OV&Md:~ #include "ps.h"
gb1V~ #define EXE "killsrv.exe"
L;z?aZ7n #define ServiceName "PSKILL"
xo^b&ktQd 2DA]i5
#pragma comment(lib,"mpr.lib")
RHW]Z
Pr< //////////////////////////////////////////////////////////////////////////
Da*?x8sSL //定义全局变量
J0WxR&%a) SERVICE_STATUS ssStatus;
\
#F SC_HANDLE hSCManager=NULL,hSCService=NULL;
+Ze}B*0 BOOL bKilled=FALSE;
)D
O?VRI char szTarget[52]=;
\doUTr R //////////////////////////////////////////////////////////////////////////
G[ PtkPSJ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
ScOK)nL" BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
38B2|x BOOL WaitServiceStop();//等待服务停止函数
'ms-*c&
BOOL RemoveService();//删除服务函数
&ANf!*<\E /////////////////////////////////////////////////////////////////////////
b=C*W,Q_# int main(DWORD dwArgc,LPTSTR *lpszArgv)
As&Sq-NWf {
(MM]N=Tw4 BOOL bRet=FALSE,bFile=FALSE;
yZY \MB/ char tmp[52]=,RemoteFilePath[128]=,
i}f"yO+Q+
szUser[52]=,szPass[52]=;
iQ67l\{R HANDLE hFile=NULL;
)MVz$h{c.] DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
bIDj[-CDG K-)]
1BG //杀本地进程
>NV@R& if(dwArgc==2)
zaIKdI'/e {
fUWG*o9 if(KillPS(atoi(lpszArgv[1])))
/xBb[44z8 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
h8q[1"a: else
dlh)gp; printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
6GlJ>r+n lpszArgv[1],GetLastError());
RMV/&85?y return 0;
C}j"Qi` }
B3`5O[6 //用户输入错误
{lzWrUGO else if(dwArgc!=5)
gx/,)> E. {
=ZznFVJ`={ printf("\nPSKILL ==>Local and Remote Process Killer"
dES"@?!^ "\nPower by ey4s"
Evq IcZ "\nhttp://www.ey4s.org 2001/6/23"
J[|y:N "\n\nUsage:%s <==Killed Local Process"
y-b%T|p9 "\n %s <==Killed Remote Process\n",
1s&zMWC lpszArgv[0],lpszArgv[0]);
z|J_b"u4 return 1;
HVCe;eI }
yWc$>ne[L //杀远程机器进程
tKuwpT1Qc strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
"S]0 strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
9<?M8_ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
oSKXt}sh p<FzJ //将在目标机器上创建的exe文件的路径
O`kl\K*R7 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
3*XNV __try
}"H,h)T {
Mx ?d //与目标建立IPC连接
net@j#}j- if(!ConnIPC(szTarget,szUser,szPass))
&m7]v,& {
Xu'&ynID printf("\nConnect to %s failed:%d",szTarget,GetLastError());
8FK/~,I return 1;
<NY^M! }
H2 {+) printf("\nConnect to %s success!",szTarget);
fplo w //在目标机器上创建exe文件
ys^oG$lq Lg+Ac5y}` hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
+) om^e@. E,
H|<[YYk NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
;8&3 dm] if(hFile==INVALID_HANDLE_VALUE)
NiEUW.0 {
RLXL& printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
,-LwtePJ0 __leave;
^)S;xb9 }
Rok7n1gW //写文件内容
UgSB>V<? while(dwSize>dwIndex)
Xl{P8L {
HRCT} 558V_y: if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
8'[7
)I= {
~W'{p printf("\nWrite file %s
9L?.m& failed:%d",RemoteFilePath,GetLastError());
{lDd.Fn __leave;
pj{`';
:g }
XEp{VC@= dwIndex+=dwWrite;
bo>*fNqAIy }
{6|G@""O //关闭文件句柄
On:il$MU CloseHandle(hFile);
nnEgx;Nl0 bFile=TRUE;
y2dCEmhY //安装服务
D/xbF` if(InstallService(dwArgc,lpszArgv))
2WL|wwA {
ZF8 yw(z //等待服务结束
7IH@oMvE if(WaitServiceStop())
(N6i4
g6 {
kZ
.gO //printf("\nService was stoped!");
sf
qL|8 }
\ a<h/4#| else
k,6f
{
/4V#C- //printf("\nService can't be stoped.Try to delete it.");
t#})Awy^R }
.V/Rfq Sleep(500);
::lKL //删除服务
=[{i{x|Qz RemoveService();
r'r%w#=`t }
jXx<`I+] }
4jMFr, __finally
6:5I26 {
(zYtNLoFx //删除留下的文件
{X+3;&