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。
YdC6k?tzS OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
]e>w}L(gV <1>与远程系统建立IPC连接
D_^
nI: <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
`yXg{lk <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
{|_M
#w~& <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
?2{Gn-{ <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
})8N5C+KU <6>服务启动后,killsrv.exe运行,杀掉进程
as4;: <7>清场
6J6BF% 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
sF?TmBQ* /***********************************************************************
O{G?;H$ Module:Killsrv.c
BmMGx8P Date:2001/4/27
>xYpNtEs Author:ey4s
ZC`wO%, Http://www.ey4s.org )E@.!Ut4o ***********************************************************************/
lN?qp'%H` #include
_w(7u(Z #include
xU>WEm2 #include "function.c"
vkd.)x`J, #define ServiceName "PSKILL"
Ou!2[oe@M (%e.:W${ SERVICE_STATUS_HANDLE ssh;
xPk8$1meZM SERVICE_STATUS ss;
ag#S6E^%S /////////////////////////////////////////////////////////////////////////
,+vy,<e& void ServiceStopped(void)
ith
3=`3 {
foF({4q7b^ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
eH3JyzzP, ss.dwCurrentState=SERVICE_STOPPED;
wQH<gJE/: ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
k,E{C{^M ss.dwWin32ExitCode=NO_ERROR;
)72+\C[*~r ss.dwCheckPoint=0;
3kIN~/<R+7 ss.dwWaitHint=0;
>:S?Mnv6 SetServiceStatus(ssh,&ss);
\y)rt ) return;
'4Ixqb+ }
:W:K:lk /////////////////////////////////////////////////////////////////////////
e7r-R3_ void ServicePaused(void)
AGO+p(6d=g {
E7 Ul;d
ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
BB$>h} ss.dwCurrentState=SERVICE_PAUSED;
%lx!.G ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
|y#
Jx ss.dwWin32ExitCode=NO_ERROR;
He/8=$c% ss.dwCheckPoint=0;
C12Fl ss.dwWaitHint=0;
Oo8VeRZ SetServiceStatus(ssh,&ss);
V/LLaZTE return;
Nk
8 B_{ }
+nhLIO{{L void ServiceRunning(void)
eIEeb,#i {
4*#18<u5 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
kT66;Y[ ss.dwCurrentState=SERVICE_RUNNING;
7P5)Z-K[ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
_LUhZlw ss.dwWin32ExitCode=NO_ERROR;
x0D*U?A ss.dwCheckPoint=0;
n;C
:0 ss.dwWaitHint=0;
l0w]`EE SetServiceStatus(ssh,&ss);
T|op$ s| return;
T_
<@..C }
fLD,5SN /////////////////////////////////////////////////////////////////////////
FP`b>E qOH void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
$q{!5-e {
(ejvF):| switch(Opcode)
rjAn@!|:+ {
J26V nK case SERVICE_CONTROL_STOP://停止Service
0[#
3;a ServiceStopped();
z`}qkbvi break;
r~8 $1" case SERVICE_CONTROL_INTERROGATE:
3E]plj7$ SetServiceStatus(ssh,&ss);
8)3*6+D break;
:zbQD8jv }
9c'xHO` return;
[`[|l
}
~2N"#b&J //////////////////////////////////////////////////////////////////////////////
@4#c&h3 //杀进程成功设置服务状态为SERVICE_STOPPED
4G0m\[Du //失败设置服务状态为SERVICE_PAUSED
IGQFtO/x //
su(1<S} void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
\fdv]f {
6]N;r5n ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
M `M5'f if(!ssh)
$G+@_' {
L,`LN> ServicePaused();
5` ~JPt return;
'ya{9EdlT }
@%uUiP0 ServiceRunning();
(OL4Ex' ] Sleep(100);
Bahm]2 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
Y('#jU //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
KC6.Fr{ if(KillPS(atoi(lpszArgv[5])))
#x60xz ServiceStopped();
! E5HN :# else
}C?'BRX ServicePaused();
i)#dWFDTv return;
2- h{N }
#A/ /////////////////////////////////////////////////////////////////////////////
TDjm2R~9FS void main(DWORD dwArgc,LPTSTR *lpszArgv)
HM1Fz\Sf {
~jk|4`I?T SERVICE_TABLE_ENTRY ste[2];
ie95rZp ste[0].lpServiceName=ServiceName;
mdg8,n ste[0].lpServiceProc=ServiceMain;
()?(I?II ste[1].lpServiceName=NULL;
1(R}tRR7 R ste[1].lpServiceProc=NULL;
!i}w~U< StartServiceCtrlDispatcher(ste);
%)1?TU return;
ueWEc^_> }
[l??A3G /////////////////////////////////////////////////////////////////////////////
P3=G1=47U function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
_D&598 xx 下:
bsli0FJSh' /***********************************************************************
J!(<y(l Module:function.c
/Cr%{'Pzk Date:2001/4/28
8kIksy Author:ey4s
JyK3{wYS Http://www.ey4s.org I$G['`XX/ ***********************************************************************/
4F:\-O #include
G e@{_ ////////////////////////////////////////////////////////////////////////////
SKN`2[ahD BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
Ic<2QknmP {
{S)6;|ua' TOKEN_PRIVILEGES tp;
Bkc4TO LUID luid;
fTec vh%B[brUJ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
g:@#@1rB6 {
FD
#8mg printf("\nLookupPrivilegeValue error:%d", GetLastError() );
(%6P0* return FALSE;
="H`V V_ }
t3_O H^ tp.PrivilegeCount = 1;
!;A\.~-!G tp.Privileges[0].Luid = luid;
`U_)98 if (bEnablePrivilege)
>tr}|> tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
cV6D<,) else
tcI*a> tp.Privileges[0].Attributes = 0;
h[Y1?ln&h // Enable the privilege or disable all privileges.
7n<{tM AdjustTokenPrivileges(
YD6'#( hToken,
Zu[su>\ FALSE,
ZLejcYS &tp,
qy TU8Wp sizeof(TOKEN_PRIVILEGES),
C&%_a~ (PTOKEN_PRIVILEGES) NULL,
Ui W>J (PDWORD) NULL);
Wac&b // Call GetLastError to determine whether the function succeeded.
C1)!f j= if (GetLastError() != ERROR_SUCCESS)
=;
Ff4aF {
gwMNYMI printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
?fSG'\h> return FALSE;
;A*]l'[- }
Jnov<+ return TRUE;
4D4j7 }
_Fl9>C"u ////////////////////////////////////////////////////////////////////////////
8lrpve BOOL KillPS(DWORD id)
99QU3c<. {
TvbE2Q;/UL HANDLE hProcess=NULL,hProcessToken=NULL;
rV#ch( BOOL IsKilled=FALSE,bRet=FALSE;
)y$(AJx$ __try
;.980+i1 {
~c `l@: sO@Tf\d if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Q;rX;p^W {
O\r0bUPE printf("\nOpen Current Process Token failed:%d",GetLastError());
iYy1!\ __leave;
.ioEIs g }
|CyE5i0 //printf("\nOpen Current Process Token ok!");
.Q2V}D85 if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
j\M?~=*w {
%.|@]!C __leave;
Gd85kY@w7 }
bk[!8-b/a printf("\nSetPrivilege ok!");
RA
L~!"W \9T7A& if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
[7y]n;Fy {
#H~64/ printf("\nOpen Process %d failed:%d",id,GetLastError());
K}Qa~_ __leave;
K-Ef%a2#` }
es7=%!0 //printf("\nOpen Process %d ok!",id);
@r1_U,0e if(!TerminateProcess(hProcess,1))
kAUymds;O {
sW\!hW1*x printf("\nTerminateProcess failed:%d",GetLastError());
CrTw@AW9) __leave;
pQB."[n }
|[8Th4*n IsKilled=TRUE;
Ny/MJ#Lq }
p]c%f2E>d __finally
?S=mybp {
4*;MJ[| if(hProcessToken!=NULL) CloseHandle(hProcessToken);
>vsqG=x if(hProcess!=NULL) CloseHandle(hProcess);
m1A J{cs }
mt.))#1 return(IsKilled);
<#4h}_xA% }
owv[M6lbD //////////////////////////////////////////////////////////////////////////////////////////////
YS_;OFsd 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:
_aeBauD /*********************************************************************************************
a 1*p*dM# ModulesKill.c
f|(M.U- Create:2001/4/28
BMf@M Modify:2001/6/23
u ^RxD^=L Author:ey4s
G3v5KmT Http://www.ey4s.org 2Tppcj v PsKill ==>Local and Remote process killer for windows 2k
`Q,H|hp;k; **************************************************************************/
DtnEi4h, #include "ps.h"
f*8DCh!r" #define EXE "killsrv.exe"
8q7b_Pq1U #define ServiceName "PSKILL"
lu/
(4ED <#HYqR', #pragma comment(lib,"mpr.lib")
cB&:z)i4 //////////////////////////////////////////////////////////////////////////
f%hEnZv //定义全局变量
C7AUsYM SERVICE_STATUS ssStatus;
u]@['7 SC_HANDLE hSCManager=NULL,hSCService=NULL;
#X"@<l4F BOOL bKilled=FALSE;
x,V r=FB char szTarget[52]=;
(7*}-Uy[C //////////////////////////////////////////////////////////////////////////
v &+R^iLE BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
$ME)#( BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
*{{89E>wC BOOL WaitServiceStop();//等待服务停止函数
E_LN]v BOOL RemoveService();//删除服务函数
T[j,UkgGo /////////////////////////////////////////////////////////////////////////
5kXYeP3: int main(DWORD dwArgc,LPTSTR *lpszArgv)
Ga'swP=hf {
rVsJ`+L BOOL bRet=FALSE,bFile=FALSE;
Z%\,w(o[h char tmp[52]=,RemoteFilePath[128]=,
qIqM{#' ^ szUser[52]=,szPass[52]=;
bN@
l?w HANDLE hFile=NULL;
BsJC0I( DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
DlNX 3 CJI~_3+K //杀本地进程
po7q mLq if(dwArgc==2)
>F&47Yn {
3f;>" P} if(KillPS(atoi(lpszArgv[1])))
pb=h/8R printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
dcT80sOC else
e?f IXk~b printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
_wL BA^d^ lpszArgv[1],GetLastError());
29q _BR *: return 0;
1ZRT:N<- }
sn>~O4" //用户输入错误
>yh2Lri else if(dwArgc!=5)
<rS F* {
B?o7e<l[ printf("\nPSKILL ==>Local and Remote Process Killer"
u>/ TE "\nPower by ey4s"
<b<j=_3 "\nhttp://www.ey4s.org 2001/6/23"
76` .Y "\n\nUsage:%s <==Killed Local Process"
2dgd~
"\n %s <==Killed Remote Process\n",
~< x:q6
lpszArgv[0],lpszArgv[0]);
k-""_WJ~^ return 1;
&Y eA:i? }
\:F_xq //杀远程机器进程
^@NU}S):yN strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
D*|Bb? strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
G?Hdq; strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
ZO$%[ftb c<$OA=n //将在目标机器上创建的exe文件的路径
)p%E%6p sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
Q#[9|A9 __try
WVvvI9 {
k~
/Nv=D //与目标建立IPC连接
As<bL:>dE if(!ConnIPC(szTarget,szUser,szPass))
\v)+.m?n {
3=]sLn0L printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Rr|VD@% return 1;
8jo p_PG' }
YU5(g^< printf("\nConnect to %s success!",szTarget);
?FF4zI~ //在目标机器上创建exe文件
E`de7 LKOwxF#TKT hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
fnX`Q[b4\A E,
(VEpVn3{ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
|\IN.W[EL if(hFile==INVALID_HANDLE_VALUE)
EL 8<U {
*ipFwQ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
]<rkxgMW> __leave;
[b>Fn%y }
pRIhFf //写文件内容
KZ
;k)O.Ov while(dwSize>dwIndex)
|G,tlchprs {
5l 2 ? YS@ypzc/ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
!y:vLB#q {
TNY&asQo printf("\nWrite file %s
kJzoFFWo$ failed:%d",RemoteFilePath,GetLastError());
4NzwE( __leave;
b TM{l.Aq3 }
EwC{R` dwIndex+=dwWrite;
B!_mC<*4`X }
W;L7SF g) //关闭文件句柄
B9$jSD CloseHandle(hFile);
LO khjHR bFile=TRUE;
uU <=d //安装服务
:'3XAntZA if(InstallService(dwArgc,lpszArgv))
>x+6{^}Q > {
y7
3VFb //等待服务结束
/<}m? k\ if(WaitServiceStop())
V9(@Y {
lBhLf@ //printf("\nService was stoped!");
g[Ib,la_a }
wS+^K else
B}?5]N==] {
(TwnkXrR, //printf("\nService can't be stoped.Try to delete it.");
J'fQW<T4wU }
E3l> 3 Sleep(500);
13%t"-@bh //删除服务
&q