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。
eqbN_$> OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
x:Y9z_)O <1>与远程系统建立IPC连接
2w 2Bc+#o <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
6Sr]<I +: <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
c8l>OS5i3_ <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
+P/kfY" <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
iUx\3d, <6>服务启动后,killsrv.exe运行,杀掉进程
!?2)apM <7>清场
hAGHb+: 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
_?{7%(C /***********************************************************************
79\wjR!T Module:Killsrv.c
2hh8G5IaQ Date:2001/4/27
E5k)~P`| Author:ey4s
[a=exK Http://www.ey4s.org 6TtB3;5 ***********************************************************************/
}3pM,. #include
HA6tGZP*L #include
vQAFg G #include "function.c"
?#xl3Z ;I #define ServiceName "PSKILL"
oMh$:jR $ =2Y;)wrF SERVICE_STATUS_HANDLE ssh;
aeqz~z2~8s SERVICE_STATUS ss;
WK~H]w /////////////////////////////////////////////////////////////////////////
3EoCEPb# void ServiceStopped(void)
gP^2GnjHL8 {
e8m,q~%#/ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
7_0p& 3
ss.dwCurrentState=SERVICE_STOPPED;
[$N_YcN? ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
@Nu2
:~JO ss.dwWin32ExitCode=NO_ERROR;
7Cgi& ss.dwCheckPoint=0;
;b~ S/ ss.dwWaitHint=0;
Sg#XcTG SetServiceStatus(ssh,&ss);
v^|U? return;
Z8$}Rpo }
tne_]+ /////////////////////////////////////////////////////////////////////////
h
><Sp*z_V void ServicePaused(void)
]WT@&F {
ys_2?uv ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
. "Ms7= ss.dwCurrentState=SERVICE_PAUSED;
U&?hG> ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
a#oROb-*~ ss.dwWin32ExitCode=NO_ERROR;
M`MxdwR ss.dwCheckPoint=0;
4{VO:(geZ ss.dwWaitHint=0;
L/3A g*
] SetServiceStatus(ssh,&ss);
\pmS*Dt return;
UaT%tv>}8# }
_O9V"DM void ServiceRunning(void)
Di9RRHn&q {
"c^! LV ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
1? >P3C ss.dwCurrentState=SERVICE_RUNNING;
,
X5.|9 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
2q
f|+[X ss.dwWin32ExitCode=NO_ERROR;
l|5 h ss.dwCheckPoint=0;
,_z79tC{s ss.dwWaitHint=0;
ofvR0yV SetServiceStatus(ssh,&ss);
+UzQJt/>> return;
Q>niJ'7WF }
i'~-\F! /////////////////////////////////////////////////////////////////////////
$|4@Zx4vf void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
N?GTfN {
Psb !Z( switch(Opcode)
QcegT/vO {
iL/c^(1 case SERVICE_CONTROL_STOP://停止Service
lExQp2E ServiceStopped();
\#sD`O break;
r
)|3MUj case SERVICE_CONTROL_INTERROGATE:
TnW`#.f SetServiceStatus(ssh,&ss);
| dQ>)_ break;
)p&g!qA }
_]:b@gXUw return;
-4Qub{Uym }
`/|
*u //////////////////////////////////////////////////////////////////////////////
]8G 'R-8} //杀进程成功设置服务状态为SERVICE_STOPPED
z]7 WC //失败设置服务状态为SERVICE_PAUSED
u@a){A(P //
T,38Pu@r void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
6 2xOh\( {
':4cQ4Z ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
GwWK'F'2 if(!ssh)
3:nhZN/95T {
(leX` SN0u ServicePaused();
'|yx B') return;
s{^98* }
$QbJT`,mr ServiceRunning();
y<`5 Sleep(100);
=vThtl/azD //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
uWS]l[Ga //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
I| TNo-!$ if(KillPS(atoi(lpszArgv[5])))
pyEQb# ServiceStopped();
&61U1"&$ R else
!ooi.Oz*Tu ServicePaused();
V#G)w~
return;
lpT&v;$` }
UfW=/T /////////////////////////////////////////////////////////////////////////////
B*/!s7 c. void main(DWORD dwArgc,LPTSTR *lpszArgv)
b'wy{~l@ {
Q#MB=:0{ SERVICE_TABLE_ENTRY ste[2];
t
7Y*/v&P( ste[0].lpServiceName=ServiceName;
K6{wM ste[0].lpServiceProc=ServiceMain;
=gF035 ste[1].lpServiceName=NULL;
`wa;@p+j8 ste[1].lpServiceProc=NULL;
.!q_jl%U StartServiceCtrlDispatcher(ste);
Dgz,Uad8f return;
Z?P^Y%ls }
cb-IRGF /////////////////////////////////////////////////////////////////////////////
(]w6q&, function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
fz=8"cDR 下:
~\=D@G,9 /***********************************************************************
&JX<)JEB=< Module:function.c
R_!'=0}V Date:2001/4/28
xLed];2G Author:ey4s
_l{~O
Http://www.ey4s.org RUY7Y? ***********************************************************************/
##mZ97>$ #include
!-M Y<' ////////////////////////////////////////////////////////////////////////////
-k + jMH BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
0"7+;(\1Rk {
1$RJzHS TOKEN_PRIVILEGES tp;
H+*3e& LUID luid;
f2 ~Aug 4prJ!k if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
rC@VMe|0 {
"U^m~N9k{ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
!aSj1
2J return FALSE;
et5lfj }
_1[Wv? tp.PrivilegeCount = 1;
"R5G^-<hp tp.Privileges[0].Luid = luid;
xJZaV!N| if (bEnablePrivilege)
<ll?rPio" tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
mr7Oi `dE else
]Y?Y$> tp.Privileges[0].Attributes = 0;
1j<uFhi> // Enable the privilege or disable all privileges.
NsI. mTc2 AdjustTokenPrivileges(
U!uPf:p2 hToken,
$'KQP8M+ FALSE,
%GTFub0F &tp,
(Y'cxwj% sizeof(TOKEN_PRIVILEGES),
a0hBF4+6 (PTOKEN_PRIVILEGES) NULL,
*rTg>) (PDWORD) NULL);
/4O))}TX // Call GetLastError to determine whether the function succeeded.
`U|7sLR if (GetLastError() != ERROR_SUCCESS)
2.WI".&y= {
e".=E;o` printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
tAq0Z) return FALSE;
gy@=)R/~ }
,KJHY m=Q return TRUE;
dwk%!% }
Iuz_u2"C ////////////////////////////////////////////////////////////////////////////
g*a+$' BOOL KillPS(DWORD id)
d4ecF%R {
O:#YLmbCN HANDLE hProcess=NULL,hProcessToken=NULL;
_cvX$(Sg BOOL IsKilled=FALSE,bRet=FALSE;
PS"rXaY __try
Q>D//_TF {
I#xdksY _{c_z*rM8 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
s.p>
?U {
@\nQ{\^; printf("\nOpen Current Process Token failed:%d",GetLastError());
W:8MqVm34 __leave;
#I?Z,;DI= }
k6M D3c //printf("\nOpen Current Process Token ok!");
q;bw}4 if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
h&K$(}X {
^+Nd\tp __leave;
V\m"Hl>VIU }
0?$|F0U"J printf("\nSetPrivilege ok!");
K?J_cnJ` &(,\~ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
e4N d {
7zCJ3p printf("\nOpen Process %d failed:%d",id,GetLastError());
g;=VuQuP| __leave;
<qfAW?tF }
FbroI>" e //printf("\nOpen Process %d ok!",id);
a%.W9=h=M( if(!TerminateProcess(hProcess,1))
+Kb 7N, " {
<[\I`kzq printf("\nTerminateProcess failed:%d",GetLastError());
!b_(|~7Lc __leave;
AE>W$x8P }
=V|jd'iwx IsKilled=TRUE;
o3hgkoF }
{,JO}Dmu5 __finally
=s":Mx,o
{
?Fx~_GT if(hProcessToken!=NULL) CloseHandle(hProcessToken);
5c3-?u! if(hProcess!=NULL) CloseHandle(hProcess);
xjr4')h }
d eT<)'" return(IsKilled);
vY_[@y }
pWKE`x^ //////////////////////////////////////////////////////////////////////////////////////////////
Q&.uL}R 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:
)KE /*********************************************************************************************
{)"[_< ModulesKill.c
h"+7cc@ Create:2001/4/28
I3.. Yk%7 Modify:2001/6/23
Lq5xp< Author:ey4s
_M/N_Fm Http://www.ey4s.org OiQf=Uz\ PsKill ==>Local and Remote process killer for windows 2k
pM@8T25= **************************************************************************/
]uox ^HC #include "ps.h"
f2x!cL|Kx? #define EXE "killsrv.exe"
E;CM"Y* #define ServiceName "PSKILL"
Op-z"inw uX1; #pragma comment(lib,"mpr.lib")
Is4,QnY_[ //////////////////////////////////////////////////////////////////////////
,:PMS8pS //定义全局变量
6=]Gom&S SERVICE_STATUS ssStatus;
J-tqEK* SC_HANDLE hSCManager=NULL,hSCService=NULL;
nC p/.]Y* BOOL bKilled=FALSE;
N_bgW QY char szTarget[52]=;
Cd)g8< //////////////////////////////////////////////////////////////////////////
S?b&4\: BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
sMGo1pG( BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
]6B9\C.2-_ BOOL WaitServiceStop();//等待服务停止函数
%3qjgyLZ| BOOL RemoveService();//删除服务函数
:
B&~q$ /////////////////////////////////////////////////////////////////////////
iSO xQ int main(DWORD dwArgc,LPTSTR *lpszArgv)
={%'tv` {
T"{~mQ* BOOL bRet=FALSE,bFile=FALSE;
A#cFO)" char tmp[52]=,RemoteFilePath[128]=,
7FoX)54" szUser[52]=,szPass[52]=;
fE~KWLm HANDLE hFile=NULL;
B{&W|z{$ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
SX"|~Pi( d.+ //杀本地进程
U!q2bF<@ if(dwArgc==2)
IrL7%? {
+8zACs{p if(KillPS(atoi(lpszArgv[1])))
dP_QkO printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
yZ6WbI8n else
<8 <P, printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
c
qCNk lpszArgv[1],GetLastError());
;)FvTm'"\. return 0;
6"G(Iq'2t3 }
]Ik~TW& //用户输入错误
.zZfP+Q]8 else if(dwArgc!=5)
P_3IFHe {
=F_uK7W printf("\nPSKILL ==>Local and Remote Process Killer"
{mD0ug "\nPower by ey4s"
5go)D+6s "\nhttp://www.ey4s.org 2001/6/23"
XA#qBxp/h "\n\nUsage:%s <==Killed Local Process"
.t\J@?Z "\n %s <==Killed Remote Process\n",
NW6;7nWb lpszArgv[0],lpszArgv[0]);
6<W^T9}v@/ return 1;
>97YK = }
A x8 > //杀远程机器进程
?MFC(Wsh
strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
d[l8qaD strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
it H strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
mH$ `)i8 ,]0BmlD //将在目标机器上创建的exe文件的路径
L;:PeYPL sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
Jf2JGTcm __try
w&H>`l06
{
>oq\`E //与目标建立IPC连接
17'd~-lE if(!ConnIPC(szTarget,szUser,szPass))
Fy5:|CN {
X$;x2mz nM printf("\nConnect to %s failed:%d",szTarget,GetLastError());
m&=Dy5 return 1;
).jQ+XE'> }
!q$VnqFk printf("\nConnect to %s success!",szTarget);
Y`22DFO //在目标机器上创建exe文件
| t:UpP m<j;f hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
iuWUr?`\ E,
$A~aNI NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
u^SInanw if(hFile==INVALID_HANDLE_VALUE)
#Db^* {
vW.f`J,\D' printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
. h)VR
5?j __leave;
-l}"DP
_ }
r Yt|[Pk //写文件内容
;rL>{UhG while(dwSize>dwIndex)
|(tl
a_LE {
}0<2n~3P p}==aNZK if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
pFd{Tdh {
nnhI]#,a{ printf("\nWrite file %s
7)D[ }UXz failed:%d",RemoteFilePath,GetLastError());
38-kl,Vw __leave;
yD\Kn{ }
Hj`'4 dwIndex+=dwWrite;
J0k!&d8 }
;C =d(
pY //关闭文件句柄
[}Xw/@Uc; CloseHandle(hFile);
GBZ u<t/ bFile=TRUE;
/Cwwz //安装服务
19R~&E's if(InstallService(dwArgc,lpszArgv))
_T.`+0UV {
v"
#8^q //等待服务结束
KgYQxEbIW if(WaitServiceStop())
tol-PJS} {
DJdhOLx //printf("\nService was stoped!");
Jon3ywd1Y }
*>aVU' else
w$s6NBF7 {
]7,0> //printf("\nService can't be stoped.Try to delete it.");
1:7fV@jw }
FDF DB Sleep(500);
\COoU(" //删除服务
1)}hzA RemoveService();
qldm"Ul }
Q+a&a]*KL^ }
Iw] ylp __finally
,,j> 2Ts {
iX2exJto //删除留下的文件
D?xR>Oo) if(bFile) DeleteFile(RemoteFilePath);
`:ZaT('h //如果文件句柄没有关闭,关闭之~
8:I-?z;S if(hFile!=NULL) CloseHandle(hFile);
XpKeN2=p //Close Service handle
xzx~H>M if(hSCService!=NULL) CloseServiceHandle(hSCService);
`|nJAW3 //Close the Service Control Manager handle
,3GB9 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
k;Qm%B //断开ipc连接
R'_F9\ wsprintf(tmp,"\\%s\ipc$",szTarget);
T|$tQgY^ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
NU.4_cixb if(bKilled)
=mwAbh)[7n printf("\nProcess %s on %s have been
I+Qt5Ox killed!\n",lpszArgv[4],lpszArgv[1]);
iqX%pR~Yo else
R SWw4} printf("\nProcess %s on %s can't be
|P9Mhf N killed!\n",lpszArgv[4],lpszArgv[1]);
]~3a ~
}
b,ZBol|X return 0;
9O&MsTmg$ }
^8ilUu //////////////////////////////////////////////////////////////////////////
%,8
"cM`D BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
^5!"[RB\ {
W+V &