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。
&;L=f; OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
DrC"M*$! <1>与远程系统建立IPC连接
['sNk[-C <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
N0vECk <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
JEMc _ngR! <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
)c'E9ZuZ>d <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
m]8*k=v <6>服务启动后,killsrv.exe运行,杀掉进程
W\;|mEEu <7>清场
e
t@:-} 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
#(i
pF /***********************************************************************
~a&VsC# Module:Killsrv.c
FU>KiBV# Date:2001/4/27
-)}Z
$;1a Author:ey4s
`.3@Ki~$# Http://www.ey4s.org h0g?=hJq ***********************************************************************/
/S1/ ZI #include
5s`r&2 w #include
)7o?}"I #include "function.c"
p:W] #define ServiceName "PSKILL"
.jk
A'i@ ;e/F( J SERVICE_STATUS_HANDLE ssh;
&);P|v`8 SERVICE_STATUS ss;
kV4Oq.E /////////////////////////////////////////////////////////////////////////
3JBXGT0gJ void ServiceStopped(void)
GdVF; {
jY]51B ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Gsb^gd ss.dwCurrentState=SERVICE_STOPPED;
U,;796h ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
zp<B,Ls ss.dwWin32ExitCode=NO_ERROR;
QHf&Z*Xtl ss.dwCheckPoint=0;
LyWY\K a ss.dwWaitHint=0;
*pv<ZF0> SetServiceStatus(ssh,&ss);
q^Oj/ws return;
dIYf}7 P }
ov;^ev,( /////////////////////////////////////////////////////////////////////////
+jF2{" void ServicePaused(void)
q#8yU\J|, {
2.b,8wT/ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
WulyMcJ ss.dwCurrentState=SERVICE_PAUSED;
bE'{zU}o ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
0gaHYqkA>} ss.dwWin32ExitCode=NO_ERROR;
yGAFQ|+ ss.dwCheckPoint=0;
^7YNM<_%@ ss.dwWaitHint=0;
)Se$N6u- SetServiceStatus(ssh,&ss);
fi`\e
W return;
(tg9"C }
<p*k-mfr void ServiceRunning(void)
7*KUM6z {
=r7!QXPH} ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
:/$WeAg ss.dwCurrentState=SERVICE_RUNNING;
`?3f76}h ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
ThI}~$Y ss.dwWin32ExitCode=NO_ERROR;
9 i/
( ss.dwCheckPoint=0;
)E>yoUhN ss.dwWaitHint=0;
Mb 4"bDBsl SetServiceStatus(ssh,&ss);
p^RX<L/\=_ return;
6uFw+Ya#
}
#fns3=/H /////////////////////////////////////////////////////////////////////////
W&%,XwkQ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
[X!w@d= i {
PS+~JwD Uc switch(Opcode)
NLG\*mQ {
Q!V:=d case SERVICE_CONTROL_STOP://停止Service
S_Wq`I@b ServiceStopped();
"V26\ break;
s_VcC_A case SERVICE_CONTROL_INTERROGATE:
9*ZlNZ
SetServiceStatus(ssh,&ss);
>$L7J=Em break;
igk<]AwxS }
PE4
L7 return;
M>p<1`t-& }
It&CM,=t //////////////////////////////////////////////////////////////////////////////
TPk?MeVy%W //杀进程成功设置服务状态为SERVICE_STOPPED
Wtcib- //失败设置服务状态为SERVICE_PAUSED
!W@mW
5J| //
-8Mb~Hfl0 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
Ue
>]uZ| {
rpm \!O ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
"IT7.!=@9 if(!ssh)
%gAT\R_f {
Q'Osw" ServicePaused();
*?HGi>]\| return;
N\g=9o|Q }
Q/
.LDye8 ServiceRunning();
j_N<aX Sleep(100);
j7kX"nz //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
kF~(B]W( //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
k/wD@H N if(KillPS(atoi(lpszArgv[5])))
qfE0J;e ServiceStopped();
6Uk+a=Ar else
7`;sX?R ServicePaused();
W
wPzm?30 return;
K8X7IE }
f/#Id]B /////////////////////////////////////////////////////////////////////////////
eQu(3 sYb void main(DWORD dwArgc,LPTSTR *lpszArgv)
D48e30 {
?8"*B^*Sh SERVICE_TABLE_ENTRY ste[2];
X%IqZ{{ ste[0].lpServiceName=ServiceName;
-GPJ,S V> ste[0].lpServiceProc=ServiceMain;
Nyy&'\`! ste[1].lpServiceName=NULL;
jo<xrn\ ste[1].lpServiceProc=NULL;
HC6U_d1-6 StartServiceCtrlDispatcher(ste);
EXr2d" return;
Nb&j?./ }
3U{
mC}F /////////////////////////////////////////////////////////////////////////////
d,98W=7 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
',0:/jSz 下:
[_(J8~va /***********************************************************************
_90D4kGU Module:function.c
kWZY+jyt P Date:2001/4/28
W{"sB:E Author:ey4s
018SFle Http://www.ey4s.org BA2"GJvfIA ***********************************************************************/
O?Bf (y #include
v7
*L3Ol
////////////////////////////////////////////////////////////////////////////
nXLz<wE BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
j}ob7O&U'w {
0@-4.IHl TOKEN_PRIVILEGES tp;
FDLo|aP/v LUID luid;
6-_g1vq G^k'sgy. if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
S9Yzvq!( {
: x&R'wX- printf("\nLookupPrivilegeValue error:%d", GetLastError() );
Gc`PO return FALSE;
H@1'El\9 }
)tI^2p{ tp.PrivilegeCount = 1;
&<98nT tp.Privileges[0].Luid = luid;
V&nB*U&s" if (bEnablePrivilege)
SZ9Oz-? tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
>^jBE'' else
$45|^.b tp.Privileges[0].Attributes = 0;
l'EO@D/M // Enable the privilege or disable all privileges.
]i.N'O<p AdjustTokenPrivileges(
QX<n^W hToken,
A,<5W } FALSE,
{wz)^A
sy &tp,
,^?g\&f( sizeof(TOKEN_PRIVILEGES),
qhxMO[f (PTOKEN_PRIVILEGES) NULL,
hi!A9T3%}M (PDWORD) NULL);
mcd{:/^? // Call GetLastError to determine whether the function succeeded.
wG[nwt0L if (GetLastError() != ERROR_SUCCESS)
f%o[eW# {
HRyFjAR\? printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
&Uam4'B6- return FALSE;
bQautRW }
U 3a2wK return TRUE;
q8d](MaX }
Ow/,pC >V ////////////////////////////////////////////////////////////////////////////
+fXwbZ?p BOOL KillPS(DWORD id)
f-|?He4O] {
KBB)xez8 HANDLE hProcess=NULL,hProcessToken=NULL;
e^O:I BOOL IsKilled=FALSE,bRet=FALSE;
F;ttqL __try
x*vD^1"'P {
~ps,U 'r]6 GC8Z$ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
kFp^?+WI%H {
(uvQ/! printf("\nOpen Current Process Token failed:%d",GetLastError());
}( F:U# __leave;
9Y.(xp &vw }
@\?ubF //printf("\nOpen Current Process Token ok!");
5,gT|4|B\g if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
(& SU)Uvu {
~6t!)QATnp __leave;
$vu*# .w }
%jjPs. printf("\nSetPrivilege ok!");
e&z@yy$
0! 3. .5== if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
T&'Jc {
?A|JKOst] printf("\nOpen Process %d failed:%d",id,GetLastError());
wPM>-F __leave;
IQO|)53) }
>g{&Qx`& //printf("\nOpen Process %d ok!",id);
Ih:Q}V#6 if(!TerminateProcess(hProcess,1))
dzOco)y {
3LET zsJ printf("\nTerminateProcess failed:%d",GetLastError());
gvR]"h __leave;
6NX#=A }
Gf"TI:xa IsKilled=TRUE;
i"a3POV> }
U~][
ph __finally
Wm6qy6HR {
d78 [(; if(hProcessToken!=NULL) CloseHandle(hProcessToken);
@6'~RD. if(hProcess!=NULL) CloseHandle(hProcess);
VG
5*17nf5 }
-r sbSt ?_ return(IsKilled);
(Y)2[j }
OWewV@VXR //////////////////////////////////////////////////////////////////////////////////////////////
lk
1\|Q
I 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:
53:~a /*********************************************************************************************
<8b1OdA ModulesKill.c
(U& Create:2001/4/28
-SM_JR3< Modify:2001/6/23
$$m0mK Author:ey4s
P5?VrZy Http://www.ey4s.org _ARG
" PsKill ==>Local and Remote process killer for windows 2k
BFW b0;+ **************************************************************************/
%!nI]| #include "ps.h"
!vf:mMo #define EXE "killsrv.exe"
8+[Vo_] #define ServiceName "PSKILL"
PN 93.G(W vQ*[tp#qU #pragma comment(lib,"mpr.lib")
0fewMS* //////////////////////////////////////////////////////////////////////////
FJZ'P;3 //定义全局变量
|;US)B8}*Z SERVICE_STATUS ssStatus;
Dq<la+VlO SC_HANDLE hSCManager=NULL,hSCService=NULL;
Csuasi3]1d BOOL bKilled=FALSE;
vT EqT char szTarget[52]=;
4 -tC=>>wc //////////////////////////////////////////////////////////////////////////
S&}7XjY BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
QZ&(e2z BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
[cnuK BOOL WaitServiceStop();//等待服务停止函数
o>8~rtl BOOL RemoveService();//删除服务函数
;<garDf /////////////////////////////////////////////////////////////////////////
R278 ^E int main(DWORD dwArgc,LPTSTR *lpszArgv)
N-upNuv {
[<53_2]~ BOOL bRet=FALSE,bFile=FALSE;
Eto"B" char tmp[52]=,RemoteFilePath[128]=,
OCrTzz8 szUser[52]=,szPass[52]=;
V#w$|2 HANDLE hFile=NULL;
_+By=B.' DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
P#hRqETw h]s6)tII //杀本地进程
XA!a^@<H if(dwArgc==2)
3l?|+sU>O {
AT1cN1:4? if(KillPS(atoi(lpszArgv[1])))
R/v|ZvI printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
u&Ic else
p*c(dkOe8 printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
by>%}#M lpszArgv[1],GetLastError());
Z2M(euzfi3 return 0;
+JtK VF }
k";dK*hD, //用户输入错误
C!^A\T7p else if(dwArgc!=5)
MOQ6&C`7q {
k3$'K}=d printf("\nPSKILL ==>Local and Remote Process Killer"
,h o",y "\nPower by ey4s"
g,\kLTg "\nhttp://www.ey4s.org 2001/6/23"
-]0:FKW "\n\nUsage:%s <==Killed Local Process"
CBd%}il "\n %s <==Killed Remote Process\n",
&tZIWV1& lpszArgv[0],lpszArgv[0]);
v<v;Z R) return 1;
}3: mn }
Nl YFS?5 //杀远程机器进程
*:H,-@ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
jz<}9Kze strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
.rk5u4yK strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
s-rc0:I }oZ8esZU2 //将在目标机器上创建的exe文件的路径
AF#:*<Ev sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
ysOf=~1 __try
[nxYfER7 {
~JT2el2W7p //与目标建立IPC连接
8~O#@hB~3 if(!ConnIPC(szTarget,szUser,szPass))
I]eeV+U8W {
x >a h, printf("\nConnect to %s failed:%d",szTarget,GetLastError());
P{)D_Bi return 1;
g*b`o87PI }
-
2L(])t6 printf("\nConnect to %s success!",szTarget);
(@}^ 3jpT //在目标机器上创建exe文件
z~h?"' =Oy& f:s hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
?Vg~7Eu0 E,
fSbLkd 9 NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
j:cu;6| if(hFile==INVALID_HANDLE_VALUE)
t/t6o& {
#|E#Rkw! printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
neu+h6#H __leave;
A>gZl)c }
S Q:H2vvD //写文件内容
:0y-n.-{ while(dwSize>dwIndex)
>!1]G"U {
s;bGg AHs%?5YTY; if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
,mm97I {
!LH;K printf("\nWrite file %s
lx2#C9L_ failed:%d",RemoteFilePath,GetLastError());
/4Wf\
Zu __leave;
$EY[CA
E }
Xi"9y @ dwIndex+=dwWrite;
&qWg$_Yh }
cV>?*9z0 //关闭文件句柄
p|-> z CloseHandle(hFile);
6kp)'wz` bFile=TRUE;
`>\
~y1 //安装服务
Kq")|9=d if(InstallService(dwArgc,lpszArgv))
VL*5 {
\9,lMK[b //等待服务结束
OulRqbL2 if(WaitServiceStop())
?M'CTz}<\ {
|[n\'Xy;{ //printf("\nService was stoped!");
wm#(\dj }
6xx.Z3v else
7Z2D}O+ {
w
aniCEo //printf("\nService can't be stoped.Try to delete it.");
m)66g]F+ }
{Yxvb** Sleep(500);
QswPga(- //删除服务
je$H}D RemoveService();
vfqXHc
unj }
8*8Y\" }
Fw[1Aa# __finally
hvTc( 0;mB {
<9>L^GgXA //删除留下的文件
^e^-1s
S if(bFile) DeleteFile(RemoteFilePath);
agfDx^, //如果文件句柄没有关闭,关闭之~
m>Wt'Cc if(hFile!=NULL) CloseHandle(hFile);
B>E4," //Close Service handle
7Q{&L#; if(hSCService!=NULL) CloseServiceHandle(hSCService);
4wKCzPy //Close the Service Control Manager handle
Fb<'L5}i if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
0(c,J$I]Z! //断开ipc连接
&kdW(;` wsprintf(tmp,"\\%s\ipc$",szTarget);
G$YF0Nc WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
NUnwf
h if(bKilled)
0* x?rO? printf("\nProcess %s on %s have been
pqs!kSJV killed!\n",lpszArgv[4],lpszArgv[1]);
0UpRSh)# else
+>1Yp"> ? printf("\nProcess %s on %s can't be
x3'ANw6E killed!\n",lpszArgv[4],lpszArgv[1]);
2Ax(q&`9 }
dKPXs-5 return 0;
"8a
V~]~Dj }
R{brf6, //////////////////////////////////////////////////////////////////////////
]z7pa^ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
J",Cwk\ {
>1I w!SO+ NETRESOURCE nr;
[i~@X2:Al char RN[50]="\\";
Z-t qSw8n c)Q-yPMl) strcat(RN,RemoteName);
kxe{HxM$Z strcat(RN,"\ipc$");
$Rze[3 *RJD^hu nr.dwType=RESOURCETYPE_ANY;
A\ mSS nr.lpLocalName=NULL;
SKf;Fe nr.lpRemoteName=RN;
^K`PYai nr.lpProvider=NULL;
L7 FFa:# I@N/Y{y# if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
w@P86'< v return TRUE;
-GL.8"c[ else
b6e2a/x return FALSE;
T^8`ji }
dn~k_J=p /////////////////////////////////////////////////////////////////////////
_Hq)@AI BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
hT=E~|O {
FFwu$S6e BOOL bRet=FALSE;
%QDAog __try
r8y,$Mv<)0 {
NB3+kf , //Open Service Control Manager on Local or Remote machine
meB9:w[m hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
Wf:X)S7 if(hSCManager==NULL)
KxmB$x5-=8 {
IwXQbJ3v_ printf("\nOpen Service Control Manage failed:%d",GetLastError());
SPTx-b[ __leave;
@(/$;I, }
vEt=enQ //printf("\nOpen Service Control Manage ok!");
%> YRNW@% //Create Service
V?MaI.gj hSCService=CreateService(hSCManager,// handle to SCM database
(Gzq 1+B ServiceName,// name of service to start
2sBYy 8.r ServiceName,// display name
*Q-uE SERVICE_ALL_ACCESS,// type of access to service
K#v @bu:' SERVICE_WIN32_OWN_PROCESS,// type of service
H-&
ktQWK3 SERVICE_AUTO_START,// when to start service
JDpW7OrDc SERVICE_ERROR_IGNORE,// severity of service
s?sr0HZ failure
]C_$zbmi EXE,// name of binary file
sZa>+ NULL,// name of load ordering group
FGMYpapc~ NULL,// tag identifier
]nS9taEA NULL,// array of dependency names
XX1Iw {o9: NULL,// account name
O[}2 NULL);// account password
O,&p"K&Z //create service failed
vO;:~ if(hSCService==NULL)
d$D3iv^hyx {
(a|Wq{`[ //如果服务已经存在,那么则打开
}WNgKw if(GetLastError()==ERROR_SERVICE_EXISTS)
y9GaxW*&