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。
X]^E:'E! 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.Q K% <1>与远程系统建立IPC连接
VNEZBy"F <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Ru\Lr=9 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
JX,#W!d <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
nm|m1Z+U <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
3Os3=Ix <6>服务启动后,killsrv.exe运行,杀掉进程
O.8m%ZjD <7>清场
4a50w:Jy] 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
YH+\rb_ /***********************************************************************
"Ohpb!J9 Module:Killsrv.c
x]01j4HJ Date:2001/4/27
48NXj\L[y Author:ey4s
E#F9<=mA) Http://www.ey4s.org H5MAN,` ***********************************************************************/
58ZiCvqv #include
i}{Q\#=# #include
W[Ew6)1T #include "function.c"
AT'$VCYC( #define ServiceName "PSKILL"
sTstc+w 6rC P]YnF SERVICE_STATUS_HANDLE ssh;
nX aX= SERVICE_STATUS ss;
(<~R[sT| /////////////////////////////////////////////////////////////////////////
>oaEG5%d void ServiceStopped(void)
v2X0Px_ {
F3|pS: ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
_*B~ESC0 ss.dwCurrentState=SERVICE_STOPPED;
ysn[-l# ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
fB"gM2' ss.dwWin32ExitCode=NO_ERROR;
nKJ7K8) ss.dwCheckPoint=0;
kITmo"$K ss.dwWaitHint=0;
iwx0V SetServiceStatus(ssh,&ss);
F,2#;t4 return;
Pisr&"A }
J9t? ]9.,: /////////////////////////////////////////////////////////////////////////
dX}dO)%m{ void ServicePaused(void)
YhK/pt43C {
IMw)X0z ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
%1+~(1P ss.dwCurrentState=SERVICE_PAUSED;
q@Yt`$VTN ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Wk#-LkI ss.dwWin32ExitCode=NO_ERROR;
G9":z| ss.dwCheckPoint=0;
5 9HaTq ss.dwWaitHint=0;
uB"m!dL SetServiceStatus(ssh,&ss);
8VGXw;(Y,d return;
_llaH }
[|O6n"' void ServiceRunning(void)
NJ!#0[@C {
XFAt\g ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
h#;K9#x6 ss.dwCurrentState=SERVICE_RUNNING;
}ucg!i3C ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
\I{A33i2w ss.dwWin32ExitCode=NO_ERROR;
#/=yz<B ss.dwCheckPoint=0;
#IA(*oM ss.dwWaitHint=0;
mzR
@P$:36 SetServiceStatus(ssh,&ss);
O*CX@Ne
return;
{!bJ.O
l }
z`7C)p: /////////////////////////////////////////////////////////////////////////
fT~<C
{ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
pg`;)@ {
Io X9yGq switch(Opcode)
)% c)-c {
=W^L8!BE' case SERVICE_CONTROL_STOP://停止Service
^Exq=oV ServiceStopped();
f^)nZ:~ break;
jM<Ihmh| case SERVICE_CONTROL_INTERROGATE:
3goJ(XI SetServiceStatus(ssh,&ss);
<xNM@!'\h break;
DQQjx>CK }
IKpx~ return;
FeRuZww._J }
64s;6= //////////////////////////////////////////////////////////////////////////////
rqo<Xt` //杀进程成功设置服务状态为SERVICE_STOPPED
$^ 3 f}IzA //失败设置服务状态为SERVICE_PAUSED
)q-!5^ak //
jd'R2e void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
bv];Gk*Z- {
>p:fWQ6 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
h"S/D[ if(!ssh)
.H.v c_/ {
^:j:;\; ServicePaused();
py4_hj\v return;
&NnMz9 }
hY9u#3 ServiceRunning();
)ISTb Sleep(100);
8R D)yRJ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
4(ZV\}j1 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
>GRuS\B if(KillPS(atoi(lpszArgv[5])))
%c{)'X ServiceStopped();
K.zs;^ else
,Ou)F;r ServicePaused();
EHjhez return;
!!>G{ }
bm?TMhC /////////////////////////////////////////////////////////////////////////////
1nmWL0 void main(DWORD dwArgc,LPTSTR *lpszArgv)
c:T P7"vG {
!IU*Ayg SERVICE_TABLE_ENTRY ste[2];
DR=1';63 ste[0].lpServiceName=ServiceName;
@ U|u _S@ ste[0].lpServiceProc=ServiceMain;
xb>+~5 9: ste[1].lpServiceName=NULL;
yp/*@8%_E ste[1].lpServiceProc=NULL;
Rw%KEUDm StartServiceCtrlDispatcher(ste);
z<*]h^!3 return;
'M/&bu r }
"TI?
qoz /////////////////////////////////////////////////////////////////////////////
I78pul8! function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
5}ah% 下:
Dh<e9s: /***********************************************************************
T]`"
Xl8 Module:function.c
SO"P3X Date:2001/4/28
1)ne-e
Author:ey4s
#Xly5J Http://www.ey4s.org iDJ2dM}v ***********************************************************************/
sJ=B:3jS0 #include
{D< ?.' ////////////////////////////////////////////////////////////////////////////
wl9icrR> BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
!y.7"G* {
3\ed4D TOKEN_PRIVILEGES tp;
&|eQLY
#l LUID luid;
2ra4t]f6 hI0l2OE if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
`Fr$q1qae{ {
`!N?#N:b) printf("\nLookupPrivilegeValue error:%d", GetLastError() );
zZ-*/THB@R return FALSE;
n9 DFa3 }
Tr)[q> tp.PrivilegeCount = 1;
RqR X tp.Privileges[0].Luid = luid;
{wySH[V if (bEnablePrivilege)
f5Oh# tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
[E1I?hfJ else
g^FH[(P[G tp.Privileges[0].Attributes = 0;
2t<CAKBB
// Enable the privilege or disable all privileges.
)1le- SC AdjustTokenPrivileges(
j*}xe'# hToken,
|Sm/Uq(c FALSE,
8qveKS]vZ &tp,
zT8K})# sizeof(TOKEN_PRIVILEGES),
T8LwDqio (PTOKEN_PRIVILEGES) NULL,
F_`Gs8-VH (PDWORD) NULL);
hrK^oa_[W // Call GetLastError to determine whether the function succeeded.
IT|CfQ [D if (GetLastError() != ERROR_SUCCESS)
pP&~S<[ {
Lq.k?!D3uh printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
|n;7fqK return FALSE;
4<|]k?@ }
fmh]Y/UC return TRUE;
`'`XB0vb }
\&fK 8H1 ////////////////////////////////////////////////////////////////////////////
R}FN6cH BOOL KillPS(DWORD id)
G].Z| Z9 {
1|--Xnv HANDLE hProcess=NULL,hProcessToken=NULL;
sKtH4d5) BOOL IsKilled=FALSE,bRet=FALSE;
>b0}X)Z+U __try
RWYA` {
I]58;|J L 'y+^L|X if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
%o>1$f] {
q_bB/ printf("\nOpen Current Process Token failed:%d",GetLastError());
E),T, __leave;
=zdRoXBY[b }
A7se#"w //printf("\nOpen Current Process Token ok!");
O#g31?TO if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
lf 3W:0K {
3c)xNXq m __leave;
} 2KuY\5\i }
uP:'e8 printf("\nSetPrivilege ok!");
f|!zjX` ! WNr09` if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
}tN"C 3)@ {
Flsf5 Tr0 printf("\nOpen Process %d failed:%d",id,GetLastError());
HXX"B,N __leave;
TD<. :ul] }
f`cO5lP/:) //printf("\nOpen Process %d ok!",id);
0:nyOx(; if(!TerminateProcess(hProcess,1))
$|KbjpQ {
38F8(QU{ printf("\nTerminateProcess failed:%d",GetLastError());
iM-@?!WF __leave;
/OEj]DNY }
>Uz3F7nHi IsKilled=TRUE;
P:G^@B3^ }
/KkUCq2A __finally
A#}IbcZ|b {
*=rl<?tX if(hProcessToken!=NULL) CloseHandle(hProcessToken);
@L0.Z1 ). if(hProcess!=NULL) CloseHandle(hProcess);
sqhM[u
k }
}QK-@T@4< return(IsKilled);
o 0B`~7( }
gO29:L[t //////////////////////////////////////////////////////////////////////////////////////////////
/1YqDK0 OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
W>.qGK|l /*********************************************************************************************
==&=3 ModulesKill.c
]'Bz%[C) Create:2001/4/28
NeYj[Q~xy Modify:2001/6/23
8WMC ~ Author:ey4s
+u7mw<A
8 Http://www.ey4s.org dXZV1e1b PsKill ==>Local and Remote process killer for windows 2k
YIfbcR5 **************************************************************************/
czafBO6 #include "ps.h"
0oD?4gn #define EXE "killsrv.exe"
D?$f[+ #define ServiceName "PSKILL"
@>?&Mw\c wml`3$"cf #pragma comment(lib,"mpr.lib")
s<:J(gD //////////////////////////////////////////////////////////////////////////
k7? (IU //定义全局变量
Re`= B SERVICE_STATUS ssStatus;
u?!p[y6 SC_HANDLE hSCManager=NULL,hSCService=NULL;
|X>:"?4t BOOL bKilled=FALSE;
/J^yOR9 char szTarget[52]=;
O3S_P]{*ny //////////////////////////////////////////////////////////////////////////
mU;TB%#) BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
8d-_'MXk3 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
dbw`E"g BOOL WaitServiceStop();//等待服务停止函数
Y%2<}3P BOOL RemoveService();//删除服务函数
{=TD^>? /////////////////////////////////////////////////////////////////////////
(fC [Y int main(DWORD dwArgc,LPTSTR *lpszArgv)
Q!c*2hI {
h-V5&em"_ BOOL bRet=FALSE,bFile=FALSE;
JVRK\A|R char tmp[52]=,RemoteFilePath[128]=,
6u7>S? szUser[52]=,szPass[52]=;
nCt:n}+C7 HANDLE hFile=NULL;
>#SQDVFf DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
."dmL= s{!F@^a //杀本地进程
RDZl@ps8 if(dwArgc==2)
koFY7;_<? {
k@^)>J^ if(KillPS(atoi(lpszArgv[1])))
LbnR=B! printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
{$b]K-B else
e(sQgtM6 printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
oE}1D?3Sp lpszArgv[1],GetLastError());
E}UlQq return 0;
H13|bM< }
2%QY~Ku~ //用户输入错误
J?HYN% else if(dwArgc!=5)
1N2s[ \q$ {
: -OHD#>% printf("\nPSKILL ==>Local and Remote Process Killer"
bEbnZ<kz* "\nPower by ey4s"
m3 ,i{ "\nhttp://www.ey4s.org 2001/6/23"
YoJN.],gf "\n\nUsage:%s <==Killed Local Process"
OPar"z^EV "\n %s <==Killed Remote Process\n",
qm2 lpszArgv[0],lpszArgv[0]);
~b*f2UVs
return 1;
V1M oW;& }
k/Z}nz
//杀远程机器进程
A#*0mJ8IK strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
mV6\gR[h strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
n>{>3? strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
z6\Y& { sa{X.}i%E //将在目标机器上创建的exe文件的路径
kP3'BBd, sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
[/xw5rO% __try
lj(}{O {
to2dkU //与目标建立IPC连接
y8VLFe; if(!ConnIPC(szTarget,szUser,szPass))
"YM)bc {
52=?!
JM printf("\nConnect to %s failed:%d",szTarget,GetLastError());
49cQA$Ad return 1;
zxY }
|d&a&6U: printf("\nConnect to %s success!",szTarget);
*22}b.) //在目标机器上创建exe文件
>zVj+ QOMh"wC3 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
{'T=&`&OF E,
UT%^!@u NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
7*`cWT_X if(hFile==INVALID_HANDLE_VALUE)
ki48]#p {
F.zn:y X5 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
H1]G<N3 __leave;
qdWsP9}q }
v<$a .I( //写文件内容
7EO/T,{a while(dwSize>dwIndex)
s%GhjWZS {
YLk/16r $ba3dqbCW if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
1jO}{U {
pbt/i+! printf("\nWrite file %s
L'M'I0"/ failed:%d",RemoteFilePath,GetLastError());
$5Jo%K% __leave;
L>
> % }
:A.dlesv6 dwIndex+=dwWrite;
/Ii a >XY }
4vQ]7`I.f //关闭文件句柄
sz9C':`W CloseHandle(hFile);
0x*L"HD bFile=TRUE;
_gxI=EYi //安装服务
_Gvn1"l if(InstallService(dwArgc,lpszArgv))
|5^tp {
e4ym6q<6! //等待服务结束
kO>F, M if(WaitServiceStop())
.IXkdy {
,onOwPz //printf("\nService was stoped!");
fL>>hBCqC }
bdEc? else
8bd&XieE {
[9Q}e;T //printf("\nService can't be stoped.Try to delete it.");
v2][gn+58 }
WW\t<O;z Sleep(500);
k` cz$> //删除服务
:+: vBrJm RemoveService();
ckG`^< }
9)}Nx>K }
KeFEUHU __finally
.Lbu[ {
c0h:Vqk- //删除留下的文件
?B7n,!&~ if(bFile) DeleteFile(RemoteFilePath);
9x$Kb7'F //如果文件句柄没有关闭,关闭之~
uY{V^c#mv if(hFile!=NULL) CloseHandle(hFile);
j+YA/54` //Close Service handle
d[eN#< if(hSCService!=NULL) CloseServiceHandle(hSCService);
EFSln*| //Close the Service Control Manager handle
*uoc;6 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
qRC-+k:
//断开ipc连接
oP vk ^H wsprintf(tmp,"\\%s\ipc$",szTarget);
HY|=Z\l" WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
2B Dz \ if(bKilled)
9O1#% printf("\nProcess %s on %s have been
C{^U^>bU killed!\n",lpszArgv[4],lpszArgv[1]);
f}qR'ognUu else
Gpv9~&