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。
5vo5t0^o OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
6#za\[ <1>与远程系统建立IPC连接
*iwVB^^$ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
)g
; !IL <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
o`+$h:zm@ <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=v*hu <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
Z0#&D&2sV <6>服务启动后,killsrv.exe运行,杀掉进程
Is1(]^EE* <7>清场
tS:/:0HnA) 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
,!7\?=G6}v /***********************************************************************
Cyu= c1D ; Module:Killsrv.c
fv+t%,++: Date:2001/4/27
{#C)S&o)6 Author:ey4s
5[5|_H+0 Http://www.ey4s.org 0LD$"0v/C3 ***********************************************************************/
L=# nnj- #include
Uuq*;L #include
n3B#M}R #include "function.c"
CD:$22*] #define ServiceName "PSKILL"
.mwB'Ll +]dh`8*8>1 SERVICE_STATUS_HANDLE ssh;
H&_drxUq;L SERVICE_STATUS ss;
N3$%!\~O /////////////////////////////////////////////////////////////////////////
poU1Q#+4p* void ServiceStopped(void)
Y7_2pGvZ {
Z;M th# ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
%`)lCK)2 ss.dwCurrentState=SERVICE_STOPPED;
Yx3ivjX.> ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
-~=?g9fGm6 ss.dwWin32ExitCode=NO_ERROR;
(T 8In ss.dwCheckPoint=0;
KbTd`AIL ss.dwWaitHint=0;
unD.t SetServiceStatus(ssh,&ss);
u/ZV35z return;
4];<`
% }
Q@0Zh,l /////////////////////////////////////////////////////////////////////////
3]wV 1<K void ServicePaused(void)
KJ#SE| {
V7(-<})8 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
wS+ekt5 ss.dwCurrentState=SERVICE_PAUSED;
pgipT#_K ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
(\$=de>? ss.dwWin32ExitCode=NO_ERROR;
b9RJ>K ss.dwCheckPoint=0;
oo-O>M#5 ss.dwWaitHint=0;
KJP}0|[ SetServiceStatus(ssh,&ss);
a>8&B return;
6QM$aLLP? }
K'\Jnn void ServiceRunning(void)
R>T9 H0 {
CAa&,ZR ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
j{&$_ ss.dwCurrentState=SERVICE_RUNNING;
cyTBp58
ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Y5z5LG4 ss.dwWin32ExitCode=NO_ERROR;
;}KT 3Q<^ ss.dwCheckPoint=0;
G(;R+%pu ss.dwWaitHint=0;
Ny` =]BA SetServiceStatus(ssh,&ss);
des.TSZ return;
k3CHv =U{ }
FxdWJ|rN9D /////////////////////////////////////////////////////////////////////////
\&\U&^? void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
D5"Xjo* {
MN^d28^/ switch(Opcode)
m(KBg'kQ {
w\lc;4U case SERVICE_CONTROL_STOP://停止Service
\N[2-;[3 ServiceStopped();
gN;
E}AQt break;
Z>PS>6 case SERVICE_CONTROL_INTERROGATE:
X4CiVV SetServiceStatus(ssh,&ss);
J;*2[o.N break;
XIBm8IkF }
k@P?,r return;
/*e6('9s }
0iI|eE o //////////////////////////////////////////////////////////////////////////////
&fe67#0r) //杀进程成功设置服务状态为SERVICE_STOPPED
aIo%~w //失败设置服务状态为SERVICE_PAUSED
Go)}%[@w //
X:m m<4 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
BG_6$9y {
W4q
|55 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
QB"+B]rV if(!ssh)
~A_1he~ {
a"m-&mN ServicePaused();
s1bb2R return;
-,q
qQf }
i
hcSS Um ServiceRunning();
`_e5pW=:> Sleep(100);
2$b JMx> //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
[L=M=;{4 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
@k9n 0Qe|F if(KillPS(atoi(lpszArgv[5])))
z:oi@q ServiceStopped();
U;#G$ else
($Q|9>5, ServicePaused();
[&pMU) return;
1EWskmp }
K"cV7U rE /////////////////////////////////////////////////////////////////////////////
A [_T~+-G void main(DWORD dwArgc,LPTSTR *lpszArgv)
xg;vQKS6 {
Ui'*$W]v SERVICE_TABLE_ENTRY ste[2];
?OFfU 4 ste[0].lpServiceName=ServiceName;
vLpIVNA]]Y ste[0].lpServiceProc=ServiceMain;
|]eWO#vs ste[1].lpServiceName=NULL;
U>0bgL ste[1].lpServiceProc=NULL;
y*!8[wASHq StartServiceCtrlDispatcher(ste);
e)$a ;6 return;
_wUg+Xs] }
4+:'$Nw /////////////////////////////////////////////////////////////////////////////
Ctbc!<@o 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
:A+}fBIN 下:
3LZvlcLb /***********************************************************************
mhI Module:function.c
9B/iQCFtj$ Date:2001/4/28
-s^)HR
l Author:ey4s
45H9pY w Http://www.ey4s.org Y/T-2)D ***********************************************************************/
@<koL #include
\|C*b< ////////////////////////////////////////////////////////////////////////////
T0N6k acl BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
q<[o 4qY {
b+$E*} TOKEN_PRIVILEGES tp;
a H\A LUID luid;
ko"xR%Q a5 pXn v]A if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
gOr%N!5 {
M7{_"9X{ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
:qj7i( return FALSE;
p@ U[fv8u }
pGr4b:N tp.PrivilegeCount = 1;
v oO7W" tp.Privileges[0].Luid = luid;
vCUbbQz if (bEnablePrivilege)
7n*"9Ai( tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
AWg'J else
"A0y&^4B@ tp.Privileges[0].Attributes = 0;
,z#S=I // Enable the privilege or disable all privileges.
0,B"p AdjustTokenPrivileges(
.:O($9^Ho hToken,
:r7!HG_ FALSE,
!Y 9V1oVf" &tp,
UkcH+0o sizeof(TOKEN_PRIVILEGES),
R&Ss ET. (PTOKEN_PRIVILEGES) NULL,
<{i1/"k?X (PDWORD) NULL);
Js^(mRv= // Call GetLastError to determine whether the function succeeded.
Zr(eH2}0D if (GetLastError() != ERROR_SUCCESS)
eQ*zi9na {
rdsZ[ii printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
@sUec return FALSE;
v6ei47- }
^].U?t.n) return TRUE;
D^6Q`o }
Rh%@N.Z* ////////////////////////////////////////////////////////////////////////////
_w2%!+' BOOL KillPS(DWORD id)
$,0EV9+af {
$xis4/2 HANDLE hProcess=NULL,hProcessToken=NULL;
.)<l69ZD Z BOOL IsKilled=FALSE,bRet=FALSE;
$4Dr +Z
H __try
3R)|DGql=1 {
! F<::fN 7g:Lj,Z4L if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
-@@
O<M^ {
IaKJ W? printf("\nOpen Current Process Token failed:%d",GetLastError());
s1t kiX{> __leave;
1jE {]/Y7& }
!x!1H5" //printf("\nOpen Current Process Token ok!");
bXA%|7* if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
WWC&-Ni {
@>&b&uj7T __leave;
x~F YG
}
= ?BhtW printf("\nSetPrivilege ok!");
6 X'#F,M ^Jw=5ImG if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
t{,e{oZx {
o#WECs> printf("\nOpen Process %d failed:%d",id,GetLastError());
M(I%QD __leave;
)G-u;1rd }
;@
G ^eQ //printf("\nOpen Process %d ok!",id);
egH,7f(yP if(!TerminateProcess(hProcess,1))
Y#+Ws0wN {
S(/^_Y printf("\nTerminateProcess failed:%d",GetLastError());
+VL:O]`DJ __leave;
[("2=Uz; }
.m.Ga|; IsKilled=TRUE;
wc-v]$DW }
Ai)>ot __finally
H?,Dv>.#* {
Z?'?|vM if(hProcessToken!=NULL) CloseHandle(hProcessToken);
,/kZt! if(hProcess!=NULL) CloseHandle(hProcess);
nw#AKtd@x }
Nw(hN+_u return(IsKilled);
D&i,`j }
U.h2 (-p //////////////////////////////////////////////////////////////////////////////////////////////
XA;f.u 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:
nW<nOKTnk_ /*********************************************************************************************
bjI3xAs~ ModulesKill.c
?H>^X)Ph Create:2001/4/28
&[SFl{fx>- Modify:2001/6/23
brG!TJ Author:ey4s
KzQFG)q , Http://www.ey4s.org y:_>R=sw PsKill ==>Local and Remote process killer for windows 2k
d c/^ **************************************************************************/
[XubzZ9 #include "ps.h"
`TH\0/eE #define EXE "killsrv.exe"
R / ND f` #define ServiceName "PSKILL"
A~X\ dcn =yoR>llbBC #pragma comment(lib,"mpr.lib")
(?TK P 7 //////////////////////////////////////////////////////////////////////////
/F46Ac}I //定义全局变量
IusZY B SERVICE_STATUS ssStatus;
:*^aSPlV SC_HANDLE hSCManager=NULL,hSCService=NULL;
*.KVrS<B1 BOOL bKilled=FALSE;
eI-SWwmv/u char szTarget[52]=;
8(\J~I[^ //////////////////////////////////////////////////////////////////////////
FA := ) BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
lBm`W]3T BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
3,2$Ny3N BOOL WaitServiceStop();//等待服务停止函数
w'XN<RWA BOOL RemoveService();//删除服务函数
P 00%EB /////////////////////////////////////////////////////////////////////////
Z9|A"[b int main(DWORD dwArgc,LPTSTR *lpszArgv)
Vbe@S?u- {
j@Pd"
Z9 BOOL bRet=FALSE,bFile=FALSE;
n5;@}Rai char tmp[52]=,RemoteFilePath[128]=,
[lVfhXc& szUser[52]=,szPass[52]=;
TY5R=jh= HANDLE hFile=NULL;
*e<}hmDr DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
Uq`6VpZ _+Sf+ta //杀本地进程
jatlv/, if(dwArgc==2)
)y i~p {
e\^}PU if(KillPS(atoi(lpszArgv[1])))
$ M/1pZ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
=vvd)og else
gsUF\4A(J printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
=F}qT|K lpszArgv[1],GetLastError());
o!U(=:*b return 0;
UFu0{rY_ }
r=SCbv //用户输入错误
9
W|'~r else if(dwArgc!=5)
FP}I+Ys {
o|q5eUh=EY printf("\nPSKILL ==>Local and Remote Process Killer"
N%ccy?B "\nPower by ey4s"
d R=0K "\nhttp://www.ey4s.org 2001/6/23"
qL`yaU "\n\nUsage:%s <==Killed Local Process"
ZI1*Cb "\n %s <==Killed Remote Process\n",
}fv7WhQ lpszArgv[0],lpszArgv[0]);
>`/s+V return 1;
cvE) }
QgQclML1| //杀远程机器进程
Qe-Pg^PS] strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
D~Ef%!& strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
d{t@+}0.u strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
pzoh9}bue e6mm;@F> //将在目标机器上创建的exe文件的路径
/GM!3%'= sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
{2mF\A#. __try
nnvS.s`O {
!]Qk?T~9- //与目标建立IPC连接
IG{Me if(!ConnIPC(szTarget,szUser,szPass))
f6Lc"b3s1 {
#5kclu%L$ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
*uf)t,% return 1;
>;R`Q9s7 }
GB<.kOGQ[ printf("\nConnect to %s success!",szTarget);
{ Ie~MW //在目标机器上创建exe文件
Di27=_J d*VvQU8C hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
ryw%0H18 E,
N)Q.P'`N NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
g5"I{ol5T~ if(hFile==INVALID_HANDLE_VALUE)
TJZ/lJU {
qY'+@^<U; printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
Pk;yn; __leave;
7U1M;@y }
J/E''* //写文件内容
Ea][:3 while(dwSize>dwIndex)
pL}
F{G. {
g|->W]q@; 8y if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
*o\AP([@ {
9S[.ESI{> printf("\nWrite file %s
a5saN5)H failed:%d",RemoteFilePath,GetLastError());
{dh,sbl __leave;
C22h*QM* }
&4sz:y4T> dwIndex+=dwWrite;
CTKw2`5u }
'q_ Z
dw% //关闭文件句柄
0Zp5y@V8 CloseHandle(hFile);
N*6~$zl& bFile=TRUE;
Ha/Qz'^S; //安装服务
= Ul"{T< if(InstallService(dwArgc,lpszArgv))
S.B?l_d^ {
!g6=/9 //等待服务结束
lY(_e# if(WaitServiceStop())
>o v#\ {
*?~"Jw //printf("\nService was stoped!");
n7G`b' }
uDkX{<_Xe else
=+Odu {
6}Tftw$0z //printf("\nService can't be stoped.Try to delete it.");
S)wP];]`K }
A+foc5B Sleep(500);
*PV7s //删除服务
(V&d:tW RemoveService();
9}a$0H
h }
K(PSGlI f }
]!P8 {xmb@ __finally
S]|sKY {
rc<Ix //删除留下的文件
d4ld-y if(bFile) DeleteFile(RemoteFilePath);
tKcC{ //如果文件句柄没有关闭,关闭之~
}CMGK{ if(hFile!=NULL) CloseHandle(hFile);
ZzTkEz > //Close Service handle
tP*GYWI48 if(hSCService!=NULL) CloseServiceHandle(hSCService);
<2%9O;bV[ //Close the Service Control Manager handle
F[%k;aJ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
\P9ms?((A //断开ipc连接
=)c-Xz wsprintf(tmp,"\\%s\ipc$",szTarget);
_?cum~A@ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
<82&F if(bKilled)
#Y3-P printf("\nProcess %s on %s have been
b=\chCRJJ killed!\n",lpszArgv[4],lpszArgv[1]);
6__!M else
*QWOWg4w printf("\nProcess %s on %s can't be
rC!"<