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。
w}wABO OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
'<}N`PS#N <1>与远程系统建立IPC连接
x4$#x70? <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
UMcQqV+vT <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
8F?6Aq1B <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
F/91Es <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
l[Hgh, <6>服务启动后,killsrv.exe运行,杀掉进程
`eD70h`XK <7>清场
5crd.1@^ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
0X.(BRI~6p /***********************************************************************
eXB'>#&s Module:Killsrv.c
?AMn>v Date:2001/4/27
?X'm>R. @ Author:ey4s
2pKkg>/S Http://www.ey4s.org G?p !*7N ***********************************************************************/
p_^Jr*Mv #include
=;hz,+ #include
?pE)K<+Zkf #include "function.c"
g4Y1*`}2f #define ServiceName "PSKILL"
m?Tv8-1 C`4m# SERVICE_STATUS_HANDLE ssh;
%rU8^'Gu SERVICE_STATUS ss;
d) i:-#Q /////////////////////////////////////////////////////////////////////////
(gdi2 void ServiceStopped(void)
[{}Hk%wlX {
z|pC*1A\ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
7gX#^YkE+k ss.dwCurrentState=SERVICE_STOPPED;
_h?hFs,N] ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
sbeS9vE
ss.dwWin32ExitCode=NO_ERROR;
aR- ?t14 ss.dwCheckPoint=0;
O,a1?_m8 ss.dwWaitHint=0;
`#/0q*$ SetServiceStatus(ssh,&ss);
y'$Re return;
`>i8$q% }
Kc3BVZ71 /////////////////////////////////////////////////////////////////////////
t<F*ODn void ServicePaused(void)
VxgP^* {
DlMT<ld ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
|\#~ ss.dwCurrentState=SERVICE_PAUSED;
\LN!k-c ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
_l{`lQ} ss.dwWin32ExitCode=NO_ERROR;
"!g}Q* ss.dwCheckPoint=0;
HX)oN8 ss.dwWaitHint=0;
!R`E+G@ SetServiceStatus(ssh,&ss);
sz"N,-<Ig return;
bR\Oyd~e }
u~]O #v void ServiceRunning(void)
6Z}8"VJr { {
;2k!KW@ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
_~QiQDq ss.dwCurrentState=SERVICE_RUNNING;
EE{]EW( ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
=._V$:a6o ss.dwWin32ExitCode=NO_ERROR;
4#^E$N: ss.dwCheckPoint=0;
HQy:,_f@ ss.dwWaitHint=0;
h /iL/Q= SetServiceStatus(ssh,&ss);
762c`aP_( return;
;h7W(NO~z }
aVE/qXB /////////////////////////////////////////////////////////////////////////
*^+]`S void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
Sc.@u3 {
E ',z<S switch(Opcode)
2FE13{+f {
+jPJv[W case SERVICE_CONTROL_STOP://停止Service
x+Ws lN2a ServiceStopped();
Qo5yfdR break;
K!<3|d case SERVICE_CONTROL_INTERROGATE:
w$evAPuz^ SetServiceStatus(ssh,&ss);
Q"Pl)Q\ break;
znkc@8_4 }
jap5FG+2 return;
"XB6k0.# }
)Y](Mj!D //////////////////////////////////////////////////////////////////////////////
B<Zm'hdX //杀进程成功设置服务状态为SERVICE_STOPPED
%7S{g //失败设置服务状态为SERVICE_PAUSED
!r#36kO //
hWz/PK, void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
riu_^!"Z_ {
^&z3zFTp ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
P-_2IZiz if(!ssh)
W[G5+*i {
_g]h \3 ServicePaused();
ul&}'jBr return;
!q[r_wL }
mb?r{WCi ServiceRunning();
3P|z`}Ka Sleep(100);
u$Wv*;TT% //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
q&nEodv>+ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
;39~G T if(KillPS(atoi(lpszArgv[5])))
r @URs;O= ServiceStopped();
qCI0[U@ else
KLpFW} ServicePaused();
1Xkl.FcFw return;
?~9o2[ }
= tY%k!R /////////////////////////////////////////////////////////////////////////////
XE`u void main(DWORD dwArgc,LPTSTR *lpszArgv)
m5%E1k$= {
m4@Lml+B, SERVICE_TABLE_ENTRY ste[2];
l,k.Jo5 ste[0].lpServiceName=ServiceName;
[2.;gZj ste[0].lpServiceProc=ServiceMain;
W5(.Hub} ste[1].lpServiceName=NULL;
WxJV
zHtR ste[1].lpServiceProc=NULL;
A2%RcKY7 StartServiceCtrlDispatcher(ste);
>*1YL)DBT\ return;
FfM,~s<Efz }
\y0]BH /////////////////////////////////////////////////////////////////////////////
4vMjVbr 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} 下:
'EO"0, /***********************************************************************
qpX`ZY^ Module:function.c
l:14uWu| Date:2001/4/28
\Z^Tk Author:ey4s
@0D Http://www.ey4s.org DoFF<LXBt ***********************************************************************/
$|o[l.q2 #include
%&M*G@j ////////////////////////////////////////////////////////////////////////////
,H@ x. BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
=PmIrvr'[5 {
,h},jkY4 TOKEN_PRIVILEGES tp;
. sv
uXB LUID luid;
P] Xl ^o[(F<q if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
)dF`L {
_YA;Nd#%k printf("\nLookupPrivilegeValue error:%d", GetLastError() );
Eikt, return FALSE;
MNH-SQB | }
}3S6TJ+ tp.PrivilegeCount = 1;
BUU ) Sz tp.Privileges[0].Luid = luid;
]Vd1fkXO0 if (bEnablePrivilege)
tREC)+*\ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Ta)6ly7' else
wQrD(Dv(yA tp.Privileges[0].Attributes = 0;
U>a~V"5,u // Enable the privilege or disable all privileges.
Yzih-$g AdjustTokenPrivileges(
PaBqv] hToken,
f= 33+8I FALSE,
s AlOX`t &tp,
C''[[sw'K sizeof(TOKEN_PRIVILEGES),
Wq/0 }W. (PTOKEN_PRIVILEGES) NULL,
iYl{V']A (PDWORD) NULL);
? W2Wy\ // Call GetLastError to determine whether the function succeeded.
>5bd!b, if (GetLastError() != ERROR_SUCCESS)
skBzwVW I {
b-)3MR:4 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
"xE;IpO[ return FALSE;
NqZR*/BOz }
xwZ7I return TRUE;
ziG]BZ }
<'92\O ////////////////////////////////////////////////////////////////////////////
j(`V&S BOOL KillPS(DWORD id)
r]O8|#P,Z$ {
IjrjLp[z$ HANDLE hProcess=NULL,hProcessToken=NULL;
i`vgD<} BOOL IsKilled=FALSE,bRet=FALSE;
%^<A`Q_ __try
.6y(ox|LL {
a+p_47 xa -%g{{'9B if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
]?j[P=\ {
Xd@x(T~'X printf("\nOpen Current Process Token failed:%d",GetLastError());
P:tl)ob __leave;
6l?\iE }
Tp
fC //printf("\nOpen Current Process Token ok!");
h&6t.2<e if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
a?ii)GGq {
rQ$Jk[Y __leave;
A]mXV4RmI }
F ][QH\N printf("\nSetPrivilege ok!");
rw]*Nxgr pk2}]jx" if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
^f bw0 {
4XsKOv printf("\nOpen Process %d failed:%d",id,GetLastError());
, K[}Bz __leave;
\`,,r_tO }
f/K:~#k //printf("\nOpen Process %d ok!",id);
Tq=OYJq5U if(!TerminateProcess(hProcess,1))
!mtX*;b(e {
R'{BkC}. printf("\nTerminateProcess failed:%d",GetLastError());
UXN!iU) __leave;
OBJk\j+Wi }
UkV{4*E IsKilled=TRUE;
6=xbi{m$ }
,6FmU$
Kn __finally
-jOCzp {
)./'`Mx? if(hProcessToken!=NULL) CloseHandle(hProcessToken);
d)X6x-( if(hProcess!=NULL) CloseHandle(hProcess);
.ko}m{ }
"vnWq=E2 return(IsKilled);
N#? Ohz }
L?gak@E //////////////////////////////////////////////////////////////////////////////////////////////
_laLTP* 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:
yxU??#v|g /*********************************************************************************************
X#!oG)or ModulesKill.c
zHsWj^m" Create:2001/4/28
eTp}*'$p Modify:2001/6/23
Yh}F Author:ey4s
,/ P)c*at5 Http://www.ey4s.org ;\5^yDv[e PsKill ==>Local and Remote process killer for windows 2k
(ON_(MN
**************************************************************************/
M)oJ06`K #include "ps.h"
)FfJ%oT} #define EXE "killsrv.exe"
Cyw
cJ #define ServiceName "PSKILL"
ihrl!A5 w/(hEF ' #pragma comment(lib,"mpr.lib")
D9|?1+Kc //////////////////////////////////////////////////////////////////////////
5wws8w //定义全局变量
"T_OLegdK SERVICE_STATUS ssStatus;
nxc35 SC_HANDLE hSCManager=NULL,hSCService=NULL;
1li1& BOOL bKilled=FALSE;
ages-Z_X char szTarget[52]=;
68^5X"OGF //////////////////////////////////////////////////////////////////////////
!hJ%
:^ xL BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
t,2Q~ied= BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
Fq<;- BOOL WaitServiceStop();//等待服务停止函数
)!!xvyc BOOL RemoveService();//删除服务函数
+'NiuN /////////////////////////////////////////////////////////////////////////
G'>z~I]6S int main(DWORD dwArgc,LPTSTR *lpszArgv)
/{~cUB,Um {
\5wC&|WEB BOOL bRet=FALSE,bFile=FALSE;
!PfI e94{` char tmp[52]=,RemoteFilePath[128]=,
mQOYjy3 szUser[52]=,szPass[52]=;
qOKC2WD HANDLE hFile=NULL;
&x(^=sTHI DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
GoGo@5n(Z /Nh:O //杀本地进程
I oz
rZ if(dwArgc==2)
kOfu7Zj {
*1L;%u| [ if(KillPS(atoi(lpszArgv[1])))
VS#i>nlT printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
OudD1( )W else
ZZa$/q" printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
C(-bh]J lpszArgv[1],GetLastError());
S:UtmS+K return 0;
xpf\S10e }
bm{L6D E //用户输入错误
{GS7J else if(dwArgc!=5)
uxq!kF'Ls {
wNuS'P_(:T printf("\nPSKILL ==>Local and Remote Process Killer"
Q-[^!RAK? "\nPower by ey4s"
c{Ax{-'R "\nhttp://www.ey4s.org 2001/6/23"
VxOrrs7Z "\n\nUsage:%s <==Killed Local Process"
"-N)TIzLX "\n %s <==Killed Remote Process\n",
lrSo@JQ lpszArgv[0],lpszArgv[0]);
-4p^wNR return 1;
5Dy800.B2 }
$V"~\h8 //杀远程机器进程
9Q".166 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
LDL#*g strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
T
x_n$ & strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
\^wI9g~0 ;X u&['
//将在目标机器上创建的exe文件的路径
T|p$Ddt`+ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
%aX<p{EY __try
2#nn}HEOC {
`@{qnCNQ //与目标建立IPC连接
Dg_/Iu>OAE if(!ConnIPC(szTarget,szUser,szPass))
(U/xpj} {
{Ex0mw)T printf("\nConnect to %s failed:%d",szTarget,GetLastError());
<3;/,>^ Pm return 1;
_Y*:
l7 }
cI3uH1;# printf("\nConnect to %s success!",szTarget);
)gNHD?4x //在目标机器上创建exe文件
V#W(c_g |WeLmy%9 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
,\5]n&T;r E,
Vkex&?>v$ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
^/HE_keY if(hFile==INVALID_HANDLE_VALUE)
7581G$@ym {
RIUJ20PfYQ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
KM|[:v __leave;
S<Q6b_D }
J#CF S G //写文件内容
wX7B&w8wV while(dwSize>dwIndex)
nTjQ4y {
.1MXQLy |pr~Ohz if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
=o=)EU{~ {
=,I,K=+_x printf("\nWrite file %s
@4_CR failed:%d",RemoteFilePath,GetLastError());
9dw02bY` __leave;
4EuZe:'X }
tkWWR%c" dwIndex+=dwWrite;
$g#j, }
}rVnuRq //关闭文件句柄
~s{$&N CloseHandle(hFile);
oZ%t! Fl1 bFile=TRUE;
'<m[ //安装服务
9Dd/g7 if(InstallService(dwArgc,lpszArgv))
A20_a;V {
.+aSa?h_ //等待服务结束
_'Q}Y nEv if(WaitServiceStop())
0; OpT0 {
NF0} eom //printf("\nService was stoped!");
F1?@tcr' }
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