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。
BjjuZN& OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
~_ovQ4@ <1>与远程系统建立IPC连接
MD4mh2 <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
]5ibg"{S <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
T# tFzbr <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
/d}5R@Oy <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
0&&P+adk <6>服务启动后,killsrv.exe运行,杀掉进程
drwxrZt <7>清场
Fo
,8"m 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
_ qQ /***********************************************************************
8)` Module:Killsrv.c
b-c6.aKf| Date:2001/4/27
h"2^`
)!u Author:ey4s
oc-o>H Http://www.ey4s.org kY4h-oZ ***********************************************************************/
l`j@QP #include
>E,/|K* #include
^ 6t"A #include "function.c"
Cf<TDjU`| #define ServiceName "PSKILL"
xw1,Wbu] "4*QA0As SERVICE_STATUS_HANDLE ssh;
cZWW[i SERVICE_STATUS ss;
^b.fci{1m /////////////////////////////////////////////////////////////////////////
<X97W\ void ServiceStopped(void)
+@@( C9 {
5':j=KQE_ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
<P Vmr2Jp" ss.dwCurrentState=SERVICE_STOPPED;
q}g0-Da ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
VF7H0XR/k5 ss.dwWin32ExitCode=NO_ERROR;
>Mm.MNU ss.dwCheckPoint=0;
3] U/^f3 ss.dwWaitHint=0;
%uP/v\l SetServiceStatus(ssh,&ss);
TUp%Cx return;
]@}@G[e#[ }
&(x>J:b /////////////////////////////////////////////////////////////////////////
sJg3WN void ServicePaused(void)
p1z^i( {
,~K4+
t_ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
k.Z?BNP ss.dwCurrentState=SERVICE_PAUSED;
Z\)P|#L$ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
yW"}%)
d ss.dwWin32ExitCode=NO_ERROR;
;:)u
rI? ss.dwCheckPoint=0;
6H|T ) ss.dwWaitHint=0;
WCI'Kh
SetServiceStatus(ssh,&ss);
%+
MYg^ return;
|ew:}e: k< }
% <%r void ServiceRunning(void)
{N-*eV9# {
:3}K$ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
D@iS#+22 ss.dwCurrentState=SERVICE_RUNNING;
b0/[+OY ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
=D 5!Xq'| ss.dwWin32ExitCode=NO_ERROR;
CTX%~1_`O ss.dwCheckPoint=0;
].gC9@C:$i ss.dwWaitHint=0;
pl 1CEoe SetServiceStatus(ssh,&ss);
Lg6>\Z4 return;
vZSwX@0 }
)YLZ"@ /////////////////////////////////////////////////////////////////////////
_p+q)#.W void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
ljh,%#95= {
B8V85R switch(Opcode)
6y@o[=m {
ck`$ ` case SERVICE_CONTROL_STOP://停止Service
q1%xk=8 ServiceStopped();
Sa6YqOel@ break;
X=JAyxY case SERVICE_CONTROL_INTERROGATE:
KH[Oqd SetServiceStatus(ssh,&ss);
J8`vk#5 break;
V}G;oz&>) }
IS!]!s'EI return;
Lb2/ Te* }
mgEZiAV ? //////////////////////////////////////////////////////////////////////////////
=Ajw(I[56 //杀进程成功设置服务状态为SERVICE_STOPPED
n]wZ7z //失败设置服务状态为SERVICE_PAUSED
M""X_~&I" //
79M`?xm void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
D_I_=0qNd {
8GT{vW9 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
jATN):8W if(!ssh)
4+0:(=>[% {
s3 gT6 ServicePaused();
& =vi]z:[ return;
{Hxziyv~Y( }
MCfDR#a ServiceRunning();
T:udw Sleep(100);
N8]d0 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
Y{m1\s/ o //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
rP&.`m88n if(KillPS(atoi(lpszArgv[5])))
[-Mfgw]i ServiceStopped();
(Yc}V else
`q1K%id ServicePaused();
mY]R~: return;
DzvGR)>/ }
n11eJEtm /////////////////////////////////////////////////////////////////////////////
9uY$@7qH void main(DWORD dwArgc,LPTSTR *lpszArgv)
> bSQ}kXe {
%X Wb|-= SERVICE_TABLE_ENTRY ste[2];
EF'U`\gX ste[0].lpServiceName=ServiceName;
XE*#5u8t ste[0].lpServiceProc=ServiceMain;
S
5nri(m ste[1].lpServiceName=NULL;
Q<Th*t ste[1].lpServiceProc=NULL;
<F5x}i~(C StartServiceCtrlDispatcher(ste);
N%QVkuCbM return;
[6a&9#[A }
J.npv1F /////////////////////////////////////////////////////////////////////////////
sMqAuhw$. 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
+P
9h%/Yk 下:
|Ns[{/ /***********************************************************************
Qc"UTvq Module:function.c
9xUAfU Date:2001/4/28
Sc$]ar]S Author:ey4s
p%y|w Http://www.ey4s.org Tk0Senq, ***********************************************************************/
r}])V[V #include
X9n},}bJ" ////////////////////////////////////////////////////////////////////////////
cH\.-5NQ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
|=4imM7 {
`Jon^&^;| TOKEN_PRIVILEGES tp;
OLxiY r LUID luid;
Z&0*\.6S~ w#`E;fN' if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
{3=]cLtt {
IH'&W printf("\nLookupPrivilegeValue error:%d", GetLastError() );
'|l1-yD_ return FALSE;
4P}<86xk }
@Vac!A??: tp.PrivilegeCount = 1;
skn];%[v\ tp.Privileges[0].Luid = luid;
2=xjgK if (bEnablePrivilege)
TW?A/GoXI tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Ny)!uqul* else
cYp]zn+6 tp.Privileges[0].Attributes = 0;
V@Fj!/ // Enable the privilege or disable all privileges.
keWqL] AdjustTokenPrivileges(
2p|[yZ hToken,
'IroQ M FALSE,
Ce1^S[ &tp,
}zu?SZH sizeof(TOKEN_PRIVILEGES),
Qf}b3WEAI (PTOKEN_PRIVILEGES) NULL,
^iaG>rvA (PDWORD) NULL);
VKp4FiI6 // Call GetLastError to determine whether the function succeeded.
}
^67HtNQ if (GetLastError() != ERROR_SUCCESS)
b7h0V4w {
pElAY3 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
OfGMeN6 return FALSE;
p+bT{: }
jO#5ZhG return TRUE;
8yV?l7 }
n[pW^&7x ////////////////////////////////////////////////////////////////////////////
v-mhqhb BOOL KillPS(DWORD id)
@'{m-?* {
q}mQm' HANDLE hProcess=NULL,hProcessToken=NULL;
U#W9]il$ BOOL IsKilled=FALSE,bRet=FALSE;
#Y;_W;# __try
fPW(hb; {
&c)n\x* N
v,Yikf if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
qkN{l88 {
eE/E#W8 printf("\nOpen Current Process Token failed:%d",GetLastError());
}<hyW9 __leave;
m#a0HH }
z tLP {q# //printf("\nOpen Current Process Token ok!");
@NS= if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
kG>d^K {
o3~ecJ?k __leave;
O_jf)N\pi }
&k4)&LQJ printf("\nSetPrivilege ok!");
Ec^x B&E qd if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
h{&}p-X&[ {
qZ6Mk9@M printf("\nOpen Process %d failed:%d",id,GetLastError());
{@c)!%2$ __leave;
xi2!__ }
hI{M?LQd //printf("\nOpen Process %d ok!",id);
o%E^41M7E if(!TerminateProcess(hProcess,1))
n2$(MDdL` {
Oi=c
6n printf("\nTerminateProcess failed:%d",GetLastError());
H_<X\( __leave;
D> |R.{ }
' s6SKjZS IsKilled=TRUE;
7C%z0/ }
rmOcA __finally
X>`e(1`_O {
'% $)"g]/# if(hProcessToken!=NULL) CloseHandle(hProcessToken);
#sK:q&/G` if(hProcess!=NULL) CloseHandle(hProcess);
l|c# }
M/X&zr return(IsKilled);
3~7X2}qU }
.6m%/-whS //////////////////////////////////////////////////////////////////////////////////////////////
QVVR_1Q OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
D@5AI
]( /*********************************************************************************************
Rh:edQ# ModulesKill.c
`$*cW1 Create:2001/4/28
oyS43/." Modify:2001/6/23
:eIu<_,} Author:ey4s
%\5d?; Http://www.ey4s.org kCO`JAH# PsKill ==>Local and Remote process killer for windows 2k
!vB8Pk" **************************************************************************/
n.{Ud\| #include "ps.h"
6 ZutU ~HS #define EXE "killsrv.exe"
/K{`gc #define ServiceName "PSKILL"
G:HPd.ay JlZU31Xws #pragma comment(lib,"mpr.lib")
%4/>7 aB]Y //////////////////////////////////////////////////////////////////////////
:qbbo~U //定义全局变量
vnT'.cBB:^ SERVICE_STATUS ssStatus;
>:s#MwIwm SC_HANDLE hSCManager=NULL,hSCService=NULL;
[4u.*oL& BOOL bKilled=FALSE;
jW^@lH
EU char szTarget[52]=;
]\y:AkxhJ //////////////////////////////////////////////////////////////////////////
b'Scoa7@' BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
u&HLdSHe BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
2`XG"[@ BOOL WaitServiceStop();//等待服务停止函数
=N5~iMorD- BOOL RemoveService();//删除服务函数
lj{J w.t /////////////////////////////////////////////////////////////////////////
Ps@a@d"83 int main(DWORD dwArgc,LPTSTR *lpszArgv)
2cy: l03 {
s%K9;(RWI BOOL bRet=FALSE,bFile=FALSE;
-hx' T6G% char tmp[52]=,RemoteFilePath[128]=,
N<lO!x1[H* szUser[52]=,szPass[52]=;
^a6c/2K HANDLE hFile=NULL;
Gm0&y DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
M PhG:^g p_x@FA( //杀本地进程
nwOT%@nw if(dwArgc==2)
Lc<v4Bp {
\zA G#{ if(KillPS(atoi(lpszArgv[1])))
|#p`mc%f~\ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
L{py\4z'_ else
U,?[x2LF printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
&&/2oP+z lpszArgv[1],GetLastError());
@j/UDM return 0;
:`~;~gW< }
h/7m.p] //用户输入错误
^h}xFiAV# else if(dwArgc!=5)
bG`aF*10)! {
i /j
DwA printf("\nPSKILL ==>Local and Remote Process Killer"
i$GL]0 "\nPower by ey4s"
8ug\GlZc "\nhttp://www.ey4s.org 2001/6/23"
E>t5/^c)*w "\n\nUsage:%s <==Killed Local Process"
Q Q3a& "\n %s <==Killed Remote Process\n",
g]sc)4 lpszArgv[0],lpszArgv[0]);
n*UD0U}` return 1;
-RisZ-n* }
r2WW}W
//杀远程机器进程
owz6j: strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
z?NMQ8l|:6 strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
sEQA C9M strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
#bz#&vt$ zJhG`iWFw //将在目标机器上创建的exe文件的路径
\uT2)X( N sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
h[|c?\E
z __try
q2o`.f+I {
i(hI\hD //与目标建立IPC连接
IQ$cLr-S if(!ConnIPC(szTarget,szUser,szPass))
8T&.8r {
jea{BhdUr printf("\nConnect to %s failed:%d",szTarget,GetLastError());
~C|. .Z return 1;
S?ypka"L }
'&XL|_Iq printf("\nConnect to %s success!",szTarget);
;7jszs.6% //在目标机器上创建exe文件
}Zs
y&K '<}N`PS#N hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
6FYO5=R E,
u0&QStI NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
i%M6$or if(hFile==INVALID_HANDLE_VALUE)
JDTlzu1hR {
8zDLX,M- printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
3#O Rfr( __leave;
UcZ20inj0 }
xc4g`Xi //写文件内容
_$g2;X > while(dwSize>dwIndex)
(!^i6z0Sp {
4<j)1i=A !fwMkws if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
!^~
^D< {
:Pa^/i printf("\nWrite file %s
}XJA#@ failed:%d",RemoteFilePath,GetLastError());
M0+xl+c+ __leave;
`x{*P.]N!< }
P!c.!8C$ dwIndex+=dwWrite;
]LcCom:] }
4=BIYC"Lu //关闭文件句柄
3PmM+}j3 CloseHandle(hFile);
JDp"!x{O bFile=TRUE;
8dgi"/[3 //安装服务
: eL{&&