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。
~0Xx] OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
95oh}c <1>与远程系统建立IPC连接
Pc=:j( <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
x*0mmlCb <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
<77v8=as5 <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
&1ss
@- <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
jjJ l\Vn <6>服务启动后,killsrv.exe运行,杀掉进程
A3zO&4f
] <7>清场
7K &j 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
e7JZk6GP#9 /***********************************************************************
o Np4> 7Lk Module:Killsrv.c
E]%&)3O[ Date:2001/4/27
r+;AE N48 Author:ey4s
za[;d4<}k Http://www.ey4s.org T.iVY5^< ***********************************************************************/
q?Av5TFf #include
IC@-`S#F #include
XOd #include "function.c"
~VaO,8&+L #define ServiceName "PSKILL"
.DZ8kKY ,)P6fa/ SERVICE_STATUS_HANDLE ssh;
j!hdi-aTU SERVICE_STATUS ss;
cO/.(KBF /////////////////////////////////////////////////////////////////////////
$Qq5Fx9kU void ServiceStopped(void)
$Y_v X
2 {
h,)UB1 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
L$s;tJ ss.dwCurrentState=SERVICE_STOPPED;
e?eX9yA7F ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
qlIbnyP< ss.dwWin32ExitCode=NO_ERROR;
+*P;Vb6 D ss.dwCheckPoint=0;
3(R]QO`%' ss.dwWaitHint=0;
p/.[cH SetServiceStatus(ssh,&ss);
g'{hp: return;
">NPp\t>/Z }
5sK1rDN /////////////////////////////////////////////////////////////////////////
%[7<GcWl void ServicePaused(void)
[wR x)F" {
'Z ,T,zW ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
|4A938'4j ss.dwCurrentState=SERVICE_PAUSED;
Pg/$N5-> ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
ik Pm,ZN ss.dwWin32ExitCode=NO_ERROR;
0w<qj T^U ss.dwCheckPoint=0;
\)mV2r!% ss.dwWaitHint=0;
ejI nJ SetServiceStatus(ssh,&ss);
g7nqe~`{ return;
EHY}gG) }
^Q""N< void ServiceRunning(void)
3# r`e {
nPo YjQi ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
W!
q-WU ss.dwCurrentState=SERVICE_RUNNING;
1!`B8y) ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
:OvTZ ?\ ss.dwWin32ExitCode=NO_ERROR;
gg%9EJpP ss.dwCheckPoint=0;
GMRFZw_M ss.dwWaitHint=0;
NY!"?Zko SetServiceStatus(ssh,&ss);
%K|+4ZY3 return;
+axpIjI' }
/QK H30E /////////////////////////////////////////////////////////////////////////
<764|q void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
3D/<R|p {
($A0umW1% switch(Opcode)
gm}[`GMU {
.B|a.-oA4 case SERVICE_CONTROL_STOP://停止Service
S&`iEwG ServiceStopped();
xfJ&11fG2 break;
4ZN&Yf` case SERVICE_CONTROL_INTERROGATE:
?3)
IzzO SetServiceStatus(ssh,&ss);
1l*O;J9By break;
6}9`z8 }
*)4`"D return;
`lA[-x~ }
m^rrbU+HM? //////////////////////////////////////////////////////////////////////////////
Q N$Ac.F //杀进程成功设置服务状态为SERVICE_STOPPED
Y;[#~3CA //失败设置服务状态为SERVICE_PAUSED
E5U{.45 //
6V@?/B void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
DeTD.)pS {
Kc[Y .CH ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
3"XS#~l% if(!ssh)
P:8P>#L {
-<GSHckD ServicePaused();
=u^{Jvl[ return;
ttaYtV]] }
g Q@fe3[ ServiceRunning();
jLLZZPBK Sleep(100);
v%%;Cp73 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
lq%6~va //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
4$=ATa;x- if(KillPS(atoi(lpszArgv[5])))
.oR_r1\y ServiceStopped();
|Q _]+[ else
XK 09x1r ServicePaused();
wK[Xm'QTPJ return;
cA8"Ft{P) }
4:Bpz;x /////////////////////////////////////////////////////////////////////////////
{_{&t>s2 void main(DWORD dwArgc,LPTSTR *lpszArgv)
&InMI#0mV {
"uthFE SERVICE_TABLE_ENTRY ste[2];
)]?"H ste[0].lpServiceName=ServiceName;
:',Q6j( s ste[0].lpServiceProc=ServiceMain;
%wD<\ XRM ste[1].lpServiceName=NULL;
"7T9d) ste[1].lpServiceProc=NULL;
`?PpzDV7Y StartServiceCtrlDispatcher(ste);
oy)'wb~ return;
0f<$S$~h }
%+y92'GqG/ /////////////////////////////////////////////////////////////////////////////
Nhm)bdv] 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
mCY+V~^~kz 下:
/` j~r;S /***********************************************************************
0R0j7\{ Module:function.c
Wr%E}mX- Date:2001/4/28
$M(ZKS3,j Author:ey4s
@6roW\'$ Http://www.ey4s.org mP?~#RZ ***********************************************************************/
q ["T6 #include
xqua>!mqS ////////////////////////////////////////////////////////////////////////////
u=5~^ 9 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
zeZ}P>C {
y_=},a TOKEN_PRIVILEGES tp;
9Fkzt=(E~ LUID luid;
Po=@
6oB C6 XZZ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
o y'GAc/ {
7Qc
4Oz:t printf("\nLookupPrivilegeValue error:%d", GetLastError() );
*{y/ wgX return FALSE;
\Q5Jg }
f[bx|6 tp.PrivilegeCount = 1;
MMI7FlfY tp.Privileges[0].Luid = luid;
.-6B6IEI_" if (bEnablePrivilege)
2bB&/Uumsd tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
"[*W=6m0 else
G%V*+Ond tp.Privileges[0].Attributes = 0;
<L72nwcK // Enable the privilege or disable all privileges.
SRixT+E AdjustTokenPrivileges(
B[]v[q< hToken,
W+'|zhn FALSE,
BAq@ H8*B &tp,
pV3o\bk! sizeof(TOKEN_PRIVILEGES),
Lb'HM-d (PTOKEN_PRIVILEGES) NULL,
<]u~;e57 (PDWORD) NULL);
Rw54`_kFEB // Call GetLastError to determine whether the function succeeded.
!i|]OnJY if (GetLastError() != ERROR_SUCCESS)
<Q4yN!6 {
Wa8?o~0"L printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
"0lC:Wu] return FALSE;
c&+p{hH+ }
yH<^txNF return TRUE;
~olta\| }
!Ol>![ ////////////////////////////////////////////////////////////////////////////
j&G*$/lTO6 BOOL KillPS(DWORD id)
oM=Ltxv} {
Wm5/>Cu, HANDLE hProcess=NULL,hProcessToken=NULL;
*o/Q# BOOL IsKilled=FALSE,bRet=FALSE;
&J\V
!uVo __try
f2sv$#' {
mgB7l0)b KT)A{i if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Z|FWQ8gZ4m {
O6LuFT. printf("\nOpen Current Process Token failed:%d",GetLastError());
Ol,Tw=? __leave;
RtrESwtR }
2Mc}>UI?eO //printf("\nOpen Current Process Token ok!");
BwN65_5p if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
A
'Q
nL {
#1:&uC1vj __leave;
vGK'U*gGD }
u0;FQr2 printf("\nSetPrivilege ok!");
W2F %E 7*e7P[LQU if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
S$!)Uc\)A {
<c[+60p" printf("\nOpen Process %d failed:%d",id,GetLastError());
N5ityJIgQ __leave;
D&0@k' }
z@lUaMm:F //printf("\nOpen Process %d ok!",id);
DK/xHIv8- if(!TerminateProcess(hProcess,1))
n\Z&sc {
;:JTb2xbb printf("\nTerminateProcess failed:%d",GetLastError());
7|A9 __leave;
\}0J%F1 }
]j.??'+rg IsKilled=TRUE;
('/5#^%R }
\($EYhx __finally
dMAd-q5{ {
x[Xj[O if(hProcessToken!=NULL) CloseHandle(hProcessToken);
l@ +]XyLj if(hProcess!=NULL) CloseHandle(hProcess);
X\?e=rUfn }
*5DOTWos return(IsKilled);
%&L]k>n^ }
S!0ocS!t //////////////////////////////////////////////////////////////////////////////////////////////
}MKm>N OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
E>j*m}b /*********************************************************************************************
y{~l&zrl ModulesKill.c
s6k,'`. Create:2001/4/28
\de824 Modify:2001/6/23
&J~vXk:
! Author:ey4s
fL9R{=I% Http://www.ey4s.org -G<$wh9~3 PsKill ==>Local and Remote process killer for windows 2k
;~Eb Q **************************************************************************/
Jsee8^_~ #include "ps.h"
&8R %W"<K #define EXE "killsrv.exe"
$gsn@P>" #define ServiceName "PSKILL"
6Sh0%Fs ipB*]B F[ #pragma comment(lib,"mpr.lib")
+9>t;
Ty //////////////////////////////////////////////////////////////////////////
D 4^2F(YRX //定义全局变量
T:S+Pt~ SERVICE_STATUS ssStatus;
n?vrsqmZ SC_HANDLE hSCManager=NULL,hSCService=NULL;
Zuod1;qIh BOOL bKilled=FALSE;
Fn4i[|W42 char szTarget[52]=;
N8;/Zd;^ //////////////////////////////////////////////////////////////////////////
^yiRrcOo BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
{Cnz7TVB BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
SN O'*? BOOL WaitServiceStop();//等待服务停止函数
k_.%(ZE BOOL RemoveService();//删除服务函数
GQO}E@W6C /////////////////////////////////////////////////////////////////////////
($&i\e31N int main(DWORD dwArgc,LPTSTR *lpszArgv)
lw0l86^Y {
Js[dT|>. BOOL bRet=FALSE,bFile=FALSE;
r8rU+4\8< char tmp[52]=,RemoteFilePath[128]=,
Hj"`z6@7 szUser[52]=,szPass[52]=;
PvX>+y5 HANDLE hFile=NULL;
uqPagt< DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
0t?: UOy9N //杀本地进程
Qp~O!9ph if(dwArgc==2)
hSE\RX 9 {
8W
Mhe=[ if(KillPS(atoi(lpszArgv[1])))
(gZKR2hO
printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
B$"CoLC7+ else
`WSm/4m printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
ju`x lpszArgv[1],GetLastError());
Q1? !,a return 0;
.~qu,q7k~ }
^@e4 mO //用户输入错误
vK
z/-9im else if(dwArgc!=5)
pme5frM| {
E'zLgU)r` printf("\nPSKILL ==>Local and Remote Process Killer"
4JSf t
t "\nPower by ey4s"
~#+ Hhc( "\nhttp://www.ey4s.org 2001/6/23"
-R@mnG
5 "\n\nUsage:%s <==Killed Local Process"
5]DgfwX "\n %s <==Killed Remote Process\n",
p5&:>> lpszArgv[0],lpszArgv[0]);
HM ;9%rtO return 1;
AdDlS~\? }
$Kn{x!,"( //杀远程机器进程
OI</o0Ca strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
5SKj% %B2, strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
Ge=+0W)& strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
=Is.T %_N-~zZ1E //将在目标机器上创建的exe文件的路径
B*#lkMr
sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
zsnXPRF __try
N0h* | {
v1wMXOR //与目标建立IPC连接
gSS2)Sd} if(!ConnIPC(szTarget,szUser,szPass))
/ghXI"ChI {
v?Q&06PMRc printf("\nConnect to %s failed:%d",szTarget,GetLastError());
jy#'oadS? return 1;
+Zgh[a }
^"N]i`dIF printf("\nConnect to %s success!",szTarget);
LRl2@&z< //在目标机器上创建exe文件
eCHT)35u =z`GC1]bL hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
dV(61C0wn E,
:s|" ZR NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
D/wX if(hFile==INVALID_HANDLE_VALUE)
G*.}EoA {
#1c%3KaZI printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
*0M[lR0t __leave;
I\eM8`Y$ }
T;jy2|mLo //写文件内容
?QuD:vck while(dwSize>dwIndex)
<2Q+? L{ {
i!5zHn zi M~V' if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
v%8.o%G {
.;#Wf@V printf("\nWrite file %s
?86q8E3;& failed:%d",RemoteFilePath,GetLastError());
imGg3' __leave;
tB-0wD=PR }
M'gw-^( dwIndex+=dwWrite;
-js:R+C528 }
i> }P V //关闭文件句柄
!>gi9z, CloseHandle(hFile);
Q7uhz5oZ bFile=TRUE;
^lADq'] //安装服务
aPD4S&"Q if(InstallService(dwArgc,lpszArgv))
z^;0{q, {
|^: A,%> //等待服务结束
;Ih:$"$! if(WaitServiceStop())
tCZ3n {
#6w\r&R6 //printf("\nService was stoped!");
3-^z<* }
Vqr#%.N else
2/[J<c\G {
k'H+l]= //printf("\nService can't be stoped.Try to delete it.");
%+BiN)R*x }
8n_!WDD Sleep(500);
%ae|4u#b //删除服务
t}$WP&XRG< RemoveService();
cOz8YVR- }
(6b*JQ^^ }
+hoZW R __finally
HP/f`8 {
w +pK=R //删除留下的文件
'E_M,Y if(bFile) DeleteFile(RemoteFilePath);
Wd9y8z; //如果文件句柄没有关闭,关闭之~
+MHsdeGU1W if(hFile!=NULL) CloseHandle(hFile);
Xaz`L //Close Service handle
"$@>n(w if(hSCService!=NULL) CloseServiceHandle(hSCService);
;!RS q'L1 //Close the Service Control Manager handle
BC*)@=7fx if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
>"Tivc5 //断开ipc连接
)1E[CIaXK wsprintf(tmp,"\\%s\ipc$",szTarget);
3
VNPdXsh WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
h`{agWB if(bKilled)
c4\Nuy
printf("\nProcess %s on %s have been
ZeB"k)FI> killed!\n",lpszArgv[4],lpszArgv[1]);
kMJf!%L ( else
hU:
9zLe printf("\nProcess %s on %s can't be
WR5@S&fU` killed!\n",lpszArgv[4],lpszArgv[1]);
c;RL<83: }
U"SH
fI: return 0;
`B1r+uTP~ }
DL*/hbG //////////////////////////////////////////////////////////////////////////
QB3vp4pBg@ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
|IN{8 {
)Id.yv}_ NETRESOURCE nr;
Rix|LKk{ char RN[50]="\\";
!Eqp,"ts7 6!QY)H^j9, strcat(RN,RemoteName);
/"q
wC strcat(RN,"\ipc$");
+1uAzm4SL T6Oah:50EM nr.dwType=RESOURCETYPE_ANY;
bi:TX<K+ nr.lpLocalName=NULL;
S)n+E\c nr.lpRemoteName=RN;
W##~gqZ/ nr.lpProvider=NULL;
) (4.7> WUN|,P`b if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
;$il_xA)\> return TRUE;
|(evDS5 else
xE{PsN1 X; return FALSE;
@N(*1,s2 }
mi`jY0e2 /////////////////////////////////////////////////////////////////////////
2:8p>^g= BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
vq?aFX9F {
!e<D2><^ BOOL bRet=FALSE;
%U<