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。
A%S6&!I:( OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
w.kb/ <1>与远程系统建立IPC连接
YGb&mD <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
H2oAek( <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
|pB[g>~V <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
)r_zM~jI <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
Wt2+D{@8 <6>服务启动后,killsrv.exe运行,杀掉进程
NYbeIfL <7>清场
4#H~g
@ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
K1c@]]y) /***********************************************************************
TqURYnNd Module:Killsrv.c
s UX%{|T_ Date:2001/4/27
pq0F!XmU Author:ey4s
Y/Yp+W6n Http://www.ey4s.org .0$$H"t ***********************************************************************/
.<8kDyim #include
<=KtRE>$ #include
p7y8/m\6 #include "function.c"
dY>oj<9 #define ServiceName "PSKILL"
mup<%@7m PfKIaW< SERVICE_STATUS_HANDLE ssh;
=#qf0 SERVICE_STATUS ss;
w+<`> /////////////////////////////////////////////////////////////////////////
{%!.aQ, void ServiceStopped(void)
Z6G>j {
"_Wv,CYmNr ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
!o
A,^4(
ss.dwCurrentState=SERVICE_STOPPED;
7I>@PVN ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
{MK.jw9/ ss.dwWin32ExitCode=NO_ERROR;
4f+R}Ee7 ss.dwCheckPoint=0;
c=]z%+,b] ss.dwWaitHint=0;
]AjDe] SetServiceStatus(ssh,&ss);
Ys |n9pW return;
cnfjOg'\{ }
J)R;NYl /////////////////////////////////////////////////////////////////////////
0&!,+ void ServicePaused(void)
__Ei;%cV {
-:w+`x?XaB ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
>q{E9.~b ss.dwCurrentState=SERVICE_PAUSED;
AN;SRl ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
f,utA3[ ss.dwWin32ExitCode=NO_ERROR;
vMOI&_[\z ss.dwCheckPoint=0;
<4!SQgL ss.dwWaitHint=0;
Z["[^=EP SetServiceStatus(ssh,&ss);
A*)G. o: return;
A8bDg:G1i }
Vo*38c2 void ServiceRunning(void)
^^MVd@,i {
g~EJja; ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
FSnF>3kj- ss.dwCurrentState=SERVICE_RUNNING;
8P8@i+[]W ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
0'ha!4h3Z ss.dwWin32ExitCode=NO_ERROR;
wGfU@!m ss.dwCheckPoint=0;
Q9v
OY8 ss.dwWaitHint=0;
uZ}=x3B SetServiceStatus(ssh,&ss);
4\*!]5i return;
8Io--Ew3 }
[wS~. /////////////////////////////////////////////////////////////////////////
XI+m void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
e$krA!zN {
1p#O(o switch(Opcode)
x|
jBn} {
RL= case SERVICE_CONTROL_STOP://停止Service
{%WQQs ServiceStopped();
y8/
7@qw break;
!F3Y7R case SERVICE_CONTROL_INTERROGATE:
i@7b SetServiceStatus(ssh,&ss);
rSGp]W| break;
s?h=%;T[ }
~/0t<^ return;
|L
XYF$ }
\-A=??@H //////////////////////////////////////////////////////////////////////////////
vb 2mY //杀进程成功设置服务状态为SERVICE_STOPPED
}%z {tn //失败设置服务状态为SERVICE_PAUSED
px!lJtvgo //
yHS=8! void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
8*O] {
9H$$Og ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
k"-2OT if(!ssh)
V-Ebi^gz5W {
# fvt:iE ServicePaused();
6|q\ M return;
Qs24b
}
NYS|fa ServiceRunning();
rdK=f<I] Sleep(100);
}:NE //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
2, bo //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
:CH?,x^!@ if(KillPS(atoi(lpszArgv[5])))
!?t#QDo ServiceStopped();
dW
hU
o\>= else
? OrRTRW ServicePaused();
zd1X(e<|{ return;
"YY6_qQR' }
H^UuT /////////////////////////////////////////////////////////////////////////////
bB01aiUw@l void main(DWORD dwArgc,LPTSTR *lpszArgv)
eJWcrVpn {
\4;}S&` k SERVICE_TABLE_ENTRY ste[2];
G$b*N4yR ste[0].lpServiceName=ServiceName;
TiiMX ste[0].lpServiceProc=ServiceMain;
+:@lde]/p ste[1].lpServiceName=NULL;
u,]?_bK) ste[1].lpServiceProc=NULL;
{9(#X]' StartServiceCtrlDispatcher(ste);
F'eV%g return;
X%iiz }
Oj6PmUK4 /////////////////////////////////////////////////////////////////////////////
<5oG[1j function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
;|(_;d 下:
#SNwSx& /***********************************************************************
oqu; D'8 Module:function.c
)n8(U%q$ Date:2001/4/28
//9M~qHa" Author:ey4s
!JZ)6mtlr Http://www.ey4s.org y7)s0g>%H ***********************************************************************/
(8bo"{zI #include
ivy+e-) ////////////////////////////////////////////////////////////////////////////
l/|bU9o /u BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
s d-5AE {
["N{6d&Q TOKEN_PRIVILEGES tp;
K5;
/ LUID luid;
{(o$? = >lZ9Y{Y4v if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
xWNB/{F {
\>}G|yL printf("\nLookupPrivilegeValue error:%d", GetLastError() );
}bwH(OOS return FALSE;
Bismd21F6= }
e;QPn( tp.PrivilegeCount = 1;
{<\ [gm\X tp.Privileges[0].Luid = luid;
5v&mK 5zZ if (bEnablePrivilege)
lPA:aHcj tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
>]DnEF& else
@.JhL[f tp.Privileges[0].Attributes = 0;
@EPO\\C"f // Enable the privilege or disable all privileges.
TF_~)f(` AdjustTokenPrivileges(
$+#Lq.3, hToken,
)`u)#@x FALSE,
8T3j/D<r &tp,
3vs;ZBM sizeof(TOKEN_PRIVILEGES),
zq(R !a6 (PTOKEN_PRIVILEGES) NULL,
Q&p'\6~ (PDWORD) NULL);
Aw]W- fx // Call GetLastError to determine whether the function succeeded.
Dwvd if (GetLastError() != ERROR_SUCCESS)
pq<302uBQ {
3v oas printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
y _Mte return FALSE;
J<[Hw g }
?f9@ return TRUE;
. 4$SNzv3V }
5u(B]_r. ////////////////////////////////////////////////////////////////////////////
Ni"M.O);t BOOL KillPS(DWORD id)
q|Oz {
"qb1jv#to HANDLE hProcess=NULL,hProcessToken=NULL;
z:
x|;Ps! BOOL IsKilled=FALSE,bRet=FALSE;
Xbm\"g \ __try
n*7Ytz3#' {
x>Hg.%/c[ ^Q)&lxlxpx if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
ryk(Am< {
.i^aYbB$X printf("\nOpen Current Process Token failed:%d",GetLastError());
6xLLIby, __leave;
'"#W!p }
qXI>x6?* //printf("\nOpen Current Process Token ok!");
RtE2%d$JT if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
/wF*@ /PTH {
)U>JFgpIW __leave;
Ucj
eB }
}3{ x G+, printf("\nSetPrivilege ok!");
)FF3|dZ";K *^]lFuX\&E if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
Us5P?} {
U9uy(KOW printf("\nOpen Process %d failed:%d",id,GetLastError());
ups]k?4 __leave;
#!a}ZhIt }
fu}ZOPu //printf("\nOpen Process %d ok!",id);
+W{ELdup%q if(!TerminateProcess(hProcess,1))
Het5{Yb. {
5Z2tTw'i printf("\nTerminateProcess failed:%d",GetLastError());
O@$wU9D< __leave;
s<}d)L( }
;ALkeUR[ IsKilled=TRUE;
FZUN*5` }
w_O3]; __finally
5*Wo/%#q {
d nZA+Pa if(hProcessToken!=NULL) CloseHandle(hProcessToken);
y.pwj~s if(hProcess!=NULL) CloseHandle(hProcess);
$)V_oQSqn }
,qo"i7c{: return(IsKilled);
hcQky/c\#b }
,5tW|=0@ //////////////////////////////////////////////////////////////////////////////////////////////
?3X(`:KB OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
JjD'2"z /*********************************************************************************************
y@\R$`0J ModulesKill.c
Rn"Raq7Cn* Create:2001/4/28
s]D&): Modify:2001/6/23
-!p +^wC Author:ey4s
nPAVrDg
O Http://www.ey4s.org g~>g]) PsKill ==>Local and Remote process killer for windows 2k
#osP"~{
**************************************************************************/
z2EZ0vZ #include "ps.h"
~Ogtgr #define EXE "killsrv.exe"
3hN.`G-E #define ServiceName "PSKILL"
Xm#E9 9 7Nw}
} #pragma comment(lib,"mpr.lib")
j,HUk,e^& //////////////////////////////////////////////////////////////////////////
tC4:cX //定义全局变量
|H!kU.f] SERVICE_STATUS ssStatus;
mBp3_E.t SC_HANDLE hSCManager=NULL,hSCService=NULL;
-#9Hb.Q; BOOL bKilled=FALSE;
sYt\3/yL' char szTarget[52]=;
]Wn^m+ //////////////////////////////////////////////////////////////////////////
n!nXM BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
`7f><p/q BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
!9w;2Z]uum BOOL WaitServiceStop();//等待服务停止函数
f&z@J,_= BOOL RemoveService();//删除服务函数
S 54N /////////////////////////////////////////////////////////////////////////
2;82*0Y% int main(DWORD dwArgc,LPTSTR *lpszArgv)
M/O4JZEqh {
&p."`
C BOOL bRet=FALSE,bFile=FALSE;
V>8)1)dF char tmp[52]=,RemoteFilePath[128]=,
Y,?!" szUser[52]=,szPass[52]=;
CG`s@5y>5 HANDLE hFile=NULL;
*5kQ6#l DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
`cz%(Ry, e 58 //杀本地进程
>u6*P{;\ if(dwArgc==2)
R a> k#pQ {
%[l*:05 if(KillPS(atoi(lpszArgv[1])))
\R m2c8Z2 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
x]1G u else
K`BNSdEN> printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
#_A <C+[ lpszArgv[1],GetLastError());
$r>\y (W return 0;
D8w:c6b }
u$3wdZ2&m //用户输入错误
6m=FWw3y else if(dwArgc!=5)
O%w"bEr)N {
UG]]Vk1d] printf("\nPSKILL ==>Local and Remote Process Killer"
|=dmxfj@ "\nPower by ey4s"
.e^AS~4pl "\nhttp://www.ey4s.org 2001/6/23"
( %i)A$i6a "\n\nUsage:%s <==Killed Local Process"
c
h_1- "\n %s <==Killed Remote Process\n",
li U=&wM> lpszArgv[0],lpszArgv[0]);
5|4=uoA< return 1;
\Mi] !b|8 }
,wI$O8"!j //杀远程机器进程
=LFrV9 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
>.tP7= strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
BW`)q/ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
(|{b ZW}
R%(ww //将在目标机器上创建的exe文件的路径
oj8_e xx sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
`u. /2]n __try
Ca&p;K9FR {
9PU9BYBG //与目标建立IPC连接
[RZ}9`V if(!ConnIPC(szTarget,szUser,szPass))
^KBE2C {
%XpYiW#AK printf("\nConnect to %s failed:%d",szTarget,GetLastError());
nE~HcxE/ return 1;
qWQ7:*DL }
|L@9qwF printf("\nConnect to %s success!",szTarget);
-w0U}Te^ //在目标机器上创建exe文件
Up(Jw-. 3eq VY0q hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
>N&C-6W E,
x6d0yJ < NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
d )}@0Q if(hFile==INVALID_HANDLE_VALUE)
\Y EV
5
{
&TpzJcd" printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
A3\%t@y __leave;
=:|fN3nJ2 }
eH*u,/ //写文件内容
m((A while(dwSize>dwIndex)
EB/.M+~a {
?=UIx24W CdTyUl if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
Kb<^Wdy4T {
f;Iaf#V_ printf("\nWrite file %s
H-*"%SJ failed:%d",RemoteFilePath,GetLastError());
.^?^QH3 __leave;
6{XdLI }
Ar+<n 2;[ dwIndex+=dwWrite;
]>K02SVT: }
BUuU#e5 //关闭文件句柄
_?5$ST@5 CloseHandle(hFile);
%(EUZu2 bFile=TRUE;
,u^RZ[} //安装服务
vPVA^UPNV if(InstallService(dwArgc,lpszArgv))
QO'=O}e {
b),_rr //等待服务结束
-:5]*zVp+- if(WaitServiceStop())
7c:5Ey {
aCL_cVOMR //printf("\nService was stoped!");
W?(^|<W }
mXX9Aa> else
$U uSrX& {
Ik9 2='Z //printf("\nService can't be stoped.Try to delete it.");
CoZXbTq }
<2\4eusk Sleep(500);
8?n6\cF //删除服务
!kPZuU`T RemoveService();
Tl.%7) }
v7"Hvp3w }
64#6L.Q-c __finally
d/Sx+1
"{T {
1I'ep\`"X //删除留下的文件
tRqg')y if(bFile) DeleteFile(RemoteFilePath);
J!%cHqR //如果文件句柄没有关闭,关闭之~
HuX{8nl a if(hFile!=NULL) CloseHandle(hFile);
jh3LD6|s} //Close Service handle
0@ -3U{Q if(hSCService!=NULL) CloseServiceHandle(hSCService);
w
Wx,}= //Close the Service Control Manager handle
~MvLrg"i if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
_` %z //断开ipc连接
G8JwY\ wsprintf(tmp,"\\%s\ipc$",szTarget);
}F*u
9E WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
uq}>5 if(bKilled)
&DqeO8?Q printf("\nProcess %s on %s have been
w% Ug9 killed!\n",lpszArgv[4],lpszArgv[1]);
lS`hJ: else
)N) "O? W9 printf("\nProcess %s on %s can't be
c'9-SY1'~ killed!\n",lpszArgv[4],lpszArgv[1]);
HMUn+kk+ }
@ =RH_NB return 0;
fP>K!@!8 }
4_`ss+gk //////////////////////////////////////////////////////////////////////////
7VP[U, BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
]"Do%<