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 =#uy OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
I~Ziq10 <1>与远程系统建立IPC连接
~"8b\oLW <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
i-$]Tg <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
60*=Bs%b <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
l%U{Unwu <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
) "'J]6 <6>服务启动后,killsrv.exe运行,杀掉进程
}oU0J <7>清场
4Xlq
Ym 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
\:Q)Ef /***********************************************************************
Y~,N,>nITu Module:Killsrv.c
X ZfT;!wF& Date:2001/4/27
zUWu5JI Author:ey4s
8|gwH2st~ Http://www.ey4s.org @hp@*$#& 9 ***********************************************************************/
E`BL3+k Q #include
ka655O/)& #include
>Qr(#Bt) #include "function.c"
(Zp'|hx8o #define ServiceName "PSKILL"
|GLa`2q| y<MXd,eE SERVICE_STATUS_HANDLE ssh;
?
3Td>x SERVICE_STATUS ss;
so1%
MV /////////////////////////////////////////////////////////////////////////
.,I^) 8c void ServiceStopped(void)
Bf.@B0\ {
Ft'?43J ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Y'wQ(6ok ss.dwCurrentState=SERVICE_STOPPED;
jCkYzQUPz ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
S U04q+ ss.dwWin32ExitCode=NO_ERROR;
n1X 7T0' ss.dwCheckPoint=0;
2+50ezsId ss.dwWaitHint=0;
!A qSG- SetServiceStatus(ssh,&ss);
R]H/Jv\' return;
}9=VhC%J }
Bg{"{poy /////////////////////////////////////////////////////////////////////////
-Z9e}$q$, void ServicePaused(void)
NvY%sx, {
X&b)E0]pR ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
um~U_&> ss.dwCurrentState=SERVICE_PAUSED;
T|[zk.8=E ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
h{#Hwp ss.dwWin32ExitCode=NO_ERROR;
4vC
{ G. ss.dwCheckPoint=0;
gy0l@ 5 N ss.dwWaitHint=0;
/3{jeU.k SetServiceStatus(ssh,&ss);
.*+%-%CbP return;
{94qsVxQZ }
O8qA2@, void ServiceRunning(void)
{wVj-w=<W {
/SO
4O|b ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
,ir(~g+{g ss.dwCurrentState=SERVICE_RUNNING;
B*W)e$ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
k"7l\;N ss.dwWin32ExitCode=NO_ERROR;
RG4T9eZq ss.dwCheckPoint=0;
VG'M=O{)3 ss.dwWaitHint=0;
S}WQ~e SetServiceStatus(ssh,&ss);
jInI% return;
yz.a Z }
8R0Q -,' /////////////////////////////////////////////////////////////////////////
ZjLu qo void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
R<}UT {
x%@n$4wk7 switch(Opcode)
_HjS!(lMk {
;W 16Hr Z case SERVICE_CONTROL_STOP://停止Service
Z#+lwZD ServiceStopped();
m`_s_# break;
h)7hk*I case SERVICE_CONTROL_INTERROGATE:
=MMU(0 E SetServiceStatus(ssh,&ss);
zg>4/10P1q break;
O7vJ`K(! }
d.>Zn?u4L return;
:%!`R72 }
a*/%EP3 //////////////////////////////////////////////////////////////////////////////
2"~|k_ //杀进程成功设置服务状态为SERVICE_STOPPED
;d5d$Np@m& //失败设置服务状态为SERVICE_PAUSED
ufq9+} //
Q6%dM'fR void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
s1~&PH^ {
{{N*/E^ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
@~1}n/ if(!ssh)
3M~*4 {
J?DJA2o ServicePaused();
`,~8(rIM return;
"0Ca;hSLM2 }
B bP&-c ServiceRunning();
HX}9;O Sleep(100);
f i#p('8 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
qGivRDR$ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
3;v%78[&P if(KillPS(atoi(lpszArgv[5])))
d K.k,7R ServiceStopped();
AXN%b2 else
m6+4}= Cn ServicePaused();
@?bO@ return;
s&.VU|=VQ@ }
NW?.Ge.!P /////////////////////////////////////////////////////////////////////////////
-0P(lkylf void main(DWORD dwArgc,LPTSTR *lpszArgv)
zw,( kv {
Xlg0u. SERVICE_TABLE_ENTRY ste[2];
ny++U;qi ste[0].lpServiceName=ServiceName;
NRIp@PIF:" ste[0].lpServiceProc=ServiceMain;
Z@f4= ste[1].lpServiceName=NULL;
';,Rq9-' ste[1].lpServiceProc=NULL;
D05JQ* StartServiceCtrlDispatcher(ste);
>tGl7Ov return;
&-R(u}m-F }
mqrV:3} /////////////////////////////////////////////////////////////////////////////
LeEv'] 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
;Gnk8lIsb 下:
NLnfCY-h /***********************************************************************
^t0Yh%V7 Module:function.c
pXPLTGY<R+ Date:2001/4/28
SobOUly5{ Author:ey4s
;;f&aujSHD Http://www.ey4s.org + 0DPhc ***********************************************************************/
/u&{=nU #include
tMbracm ////////////////////////////////////////////////////////////////////////////
K."%PdC BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
iup "P {
CQ;.}=j
, TOKEN_PRIVILEGES tp;
|g)/6jG<- LUID luid;
;nx? 4f+6h mto=_|gn if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
{VK {
{>r56\!F printf("\nLookupPrivilegeValue error:%d", GetLastError() );
glL.CkJ return FALSE;
(,P6cWt}" }
.+#<~Jv tp.PrivilegeCount = 1;
(Vz\02,K tp.Privileges[0].Luid = luid;
Thc"QIk&4 if (bEnablePrivilege)
8slOB>2#Y tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
,Y+J.8.H else
E!rgR5Bd tp.Privileges[0].Attributes = 0;
JbR;E`8 // Enable the privilege or disable all privileges.
XSBh+)0Ww AdjustTokenPrivileges(
{BI5lvx: hToken,
z\g6E/ %% FALSE,
yb 4Jsk5% &tp,
LFwRTY,G sizeof(TOKEN_PRIVILEGES),
$_5a1Lq1 (PTOKEN_PRIVILEGES) NULL,
D^-6=@<3KD (PDWORD) NULL);
[Z-S0 // Call GetLastError to determine whether the function succeeded.
a@?2T,$ if (GetLastError() != ERROR_SUCCESS)
+-$Hx5 {
~[*\YN); printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
42B_8SK return FALSE;
SI"y&[iw }
X6Wj,a return TRUE;
.ey=gI!x0 }
U#U' iPy ////////////////////////////////////////////////////////////////////////////
%G43g#pD BOOL KillPS(DWORD id)
RX\l4H5; {
8n'"RaLQ8 HANDLE hProcess=NULL,hProcessToken=NULL;
%p d-{KR BOOL IsKilled=FALSE,bRet=FALSE;
@a]O(S>Ub __try
t^')ST {
99/`23YL 9*&RvsrX if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
}K3!ujvR {
N3U.62 printf("\nOpen Current Process Token failed:%d",GetLastError());
n97pxD_74 __leave;
;;{!wA+"D }
0D.qc8/V4. //printf("\nOpen Current Process Token ok!");
j-}WA" if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
77?D
~N[ {
F?y4 L9|e __leave;
aMq|xHZ }
z4B-fS] printf("\nSetPrivilege ok!");
vj#Y /B 0Z,a3)jcc if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
A8jj]J+ {
[$iKx6\ printf("\nOpen Process %d failed:%d",id,GetLastError());
Kh'7N! __leave;
BXj]]S2 }
{37v.4d; //printf("\nOpen Process %d ok!",id);
CtO;_;eD' if(!TerminateProcess(hProcess,1))
B\mRHV! {
hH3~O`~ printf("\nTerminateProcess failed:%d",GetLastError());
G9qN1q~ __leave;
EmFL
%++V }
-:]-g:;/ IsKilled=TRUE;
%V;B{?>9zB }
A@81wv
__finally
r2 .f8U {
+#@)C?G,TF if(hProcessToken!=NULL) CloseHandle(hProcessToken);
@b@# o if(hProcess!=NULL) CloseHandle(hProcess);
(fUpj^E)p }
[G#PK5C return(IsKilled);
_Yqog/sG }
SSH 1Ge5| //////////////////////////////////////////////////////////////////////////////////////////////
@4FG&
>kQ 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:
Bkaupvv9S /*********************************************************************************************
]Te,m}E ModulesKill.c
xa&5o`>1G Create:2001/4/28
YZ.?
k4> Modify:2001/6/23
-#agWqUM|T Author:ey4s
]ML(=7z" Http://www.ey4s.org M[1!#Q><! PsKill ==>Local and Remote process killer for windows 2k
qW" **************************************************************************/
eY'< UO #include "ps.h"
YQ
_]Jv k #define EXE "killsrv.exe"
-+)06BqF} #define ServiceName "PSKILL"
"MX9h }7 9Z!|oDP- #pragma comment(lib,"mpr.lib")
+J;T= p //////////////////////////////////////////////////////////////////////////
j8[RDiJ //定义全局变量
aFf(m- SERVICE_STATUS ssStatus;
Nfo`Q0\[P SC_HANDLE hSCManager=NULL,hSCService=NULL;
G.l
~!; BOOL bKilled=FALSE;
xk\n F0z char szTarget[52]=;
N:%
}KAc //////////////////////////////////////////////////////////////////////////
0~( f<: BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
Z6\H4,k& BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
>"?jW@|g BOOL WaitServiceStop();//等待服务停止函数
cy{ ado2 BOOL RemoveService();//删除服务函数
QRFBMq}' /////////////////////////////////////////////////////////////////////////
M:/)|fk int main(DWORD dwArgc,LPTSTR *lpszArgv)
L[rxs[7~ {
tH^]`6"QUa BOOL bRet=FALSE,bFile=FALSE;
q!!gn1PT(T char tmp[52]=,RemoteFilePath[128]=,
DYej<T'?3 szUser[52]=,szPass[52]=;
(5\VOCT>4% HANDLE hFile=NULL;
JC#M,j2 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
1/J3 9Y~+ U_.9H
_G //杀本地进程
o4F?Rx,L if(dwArgc==2)
Bh0hUE {
FzM<0FJRX if(KillPS(atoi(lpszArgv[1])))
<Y"h2#M " printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
glI4Jb_[ else
s1kG:h2|$ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
6U(MHxY lpszArgv[1],GetLastError());
qC:QY6g$N return 0;
jBLLx{ }
^=.QQo||B //用户输入错误
8%Eemk >G{ else if(dwArgc!=5)
bZf}m=C! {
W^" C|4G } printf("\nPSKILL ==>Local and Remote Process Killer"
1wTPT,k "\nPower by ey4s"
u!@(u!Qz "\nhttp://www.ey4s.org 2001/6/23"
yq<mE(hS? "\n\nUsage:%s <==Killed Local Process"
l)K8.(2 "\n %s <==Killed Remote Process\n",
Ef2i#BoZ lpszArgv[0],lpszArgv[0]);
<4%cKW0 return 1;
;,7/> Vt }
}P*x/z~ //杀远程机器进程
kC8M2 |L strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
tcD DX'S strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
rjWn>M strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
dh0n B ,C;%AS/ //将在目标机器上创建的exe文件的路径
SDHJX8Hq sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
u?%FD~l:uU __try
5h7M3s {
,We'AR3X //与目标建立IPC连接
>p?Vv0* if(!ConnIPC(szTarget,szUser,szPass))
^jB17z[ {
+.pri printf("\nConnect to %s failed:%d",szTarget,GetLastError());
kT1 2 return 1;
Pk/3oF }
]}z"H@k printf("\nConnect to %s success!",szTarget);
\6L,jSoBl //在目标机器上创建exe文件
u6MHdCJ0y ]9hXiY hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
.u3Z*+ E,
peD7X:K\s NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
H_vGa!_ if(hFile==INVALID_HANDLE_VALUE)
/Dj-@7.C/ {
/L^pU-}Z0 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
<1eD*sC?g __leave;
dBb
&sA-A }
P0<)E //写文件内容
H{U(Rt]K while(dwSize>dwIndex)
a1
v%G {
'izv[{!n{ #w1E3ahaX if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
z{wZLqG {
E
x)fXQ+ printf("\nWrite file %s
WWgJ !Uz failed:%d",RemoteFilePath,GetLastError());
%*a%F~Ss __leave;
U%V4@iz~\m }
FT[of(g^ dwIndex+=dwWrite;
opfg %* }
_X)`S"EsJ //关闭文件句柄
34c+70x7 CloseHandle(hFile);
.
ytxe!O bFile=TRUE;
K)N'~jCG //安装服务
9(pF!}1%\ if(InstallService(dwArgc,lpszArgv))
(;cKv {
c0f8*O4i //等待服务结束
BK)3b6L=% if(WaitServiceStop())
AOv>O52F/Q {
moCr4*jDX, //printf("\nService was stoped!");
9][A1+" }
d
A>6 else
#7Jvk_r9Y {
DDBf89$\ //printf("\nService can't be stoped.Try to delete it.");
%G/(7l[W }
r8,'LZI z Sleep(500);
}ki6(_ //删除服务
Oh;V%G RemoveService();
TH>7XK<90M }
KmpKyc[ }
]6;G# __finally
*3# RS {
@d_9NOmNT //删除留下的文件
2Kz407|' if(bFile) DeleteFile(RemoteFilePath);
/RemLJP
F //如果文件句柄没有关闭,关闭之~
^KUM4.
6 if(hFile!=NULL) CloseHandle(hFile);
&xE+PfX //Close Service handle
:V~
AjV if(hSCService!=NULL) CloseServiceHandle(hSCService);
<tgfbY^nL //Close the Service Control Manager handle
nj=nSD if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
[13NhF3.P //断开ipc连接
Q`!<2i; wsprintf(tmp,"\\%s\ipc$",szTarget);
M,sZ8eeq WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
}e-D&