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>?al%> OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
"@^<~bw <1>与远程系统建立IPC连接
dF 6od <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Kgi`@` <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
t^K Qv~ <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
iR9duP+ <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
iOhX\@& <6>服务启动后,killsrv.exe运行,杀掉进程
@.a59kP8X <7>清场
bcwb'D\a 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
H'udxPF /***********************************************************************
zL}`7*d:v Module:Killsrv.c
l3^'b p6HQ Date:2001/4/27
9#1?Pt^{< Author:ey4s
s 7wA3|9 Http://www.ey4s.org h@*I(ND< ***********************************************************************/
~a2|W|? #include
%hBwc#^ #include
q({-C #include "function.c"
Tf!6N<dRXR #define ServiceName "PSKILL"
VByA6^JR ;Dp*.YJ SERVICE_STATUS_HANDLE ssh;
CfS;F SERVICE_STATUS ss;
ewn\'RLZ"@ /////////////////////////////////////////////////////////////////////////
Wf8@B#^{ void ServiceStopped(void)
BjPU@rS.U {
g}Lm;gs!> ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
r
^*D8 ss.dwCurrentState=SERVICE_STOPPED;
2^`k6V! ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
_ ~yd ss.dwWin32ExitCode=NO_ERROR;
|P&
\C8h ss.dwCheckPoint=0;
G#` ss.dwWaitHint=0;
<>$CYTb SetServiceStatus(ssh,&ss);
gV9bt~ return;
cy?#LS }
=2(52#pT /////////////////////////////////////////////////////////////////////////
GY@:[u.& void ServicePaused(void)
;AVIt!(L~V {
LU8[$.P ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
tMP"9JE, ss.dwCurrentState=SERVICE_PAUSED;
Oh10X.)i ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
-&1P2m/46 ss.dwWin32ExitCode=NO_ERROR;
wsQuJrG ss.dwCheckPoint=0;
x|d? ' ss.dwWaitHint=0;
PWp=}f.y SetServiceStatus(ssh,&ss);
tj*0Y-F~ return;
o[eZ"}~ }
9^H.[t void ServiceRunning(void)
h,&{m*q& {
ep},~tPZn ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
V8WSJ=-&
ss.dwCurrentState=SERVICE_RUNNING;
Z*b l J5YC ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
B>cT<B ss.dwWin32ExitCode=NO_ERROR;
l+&DBw[ ss.dwCheckPoint=0;
Zw{?^6;cS ss.dwWaitHint=0;
GNuIcy SetServiceStatus(ssh,&ss);
j-"34 return;
+Tx_q1/f5X }
`ItoL7bi /////////////////////////////////////////////////////////////////////////
kzK9. void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
m##!sF^k~J {
KrG,T5 switch(Opcode)
NhTJB7 {
>iG3!Td)y case SERVICE_CONTROL_STOP://停止Service
-@]b7J?`k ServiceStopped();
6!itr" break;
6XCFL-o- case SERVICE_CONTROL_INTERROGATE:
Ja&S_'P[ SetServiceStatus(ssh,&ss);
&M3KJ I0L break;
yDZm)|<. }
Fkpaou return;
0:I<TJ~P }
#ucb //////////////////////////////////////////////////////////////////////////////
jy>?+hm? //杀进程成功设置服务状态为SERVICE_STOPPED
8b-mW>xsA //失败设置服务状态为SERVICE_PAUSED
}:$ot18 //
NySa%7@CD void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
#UwX~ {
8Ed axeDq ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
;-"q;&1e if(!ssh)
[lSQMoi3 {
fdwP@6eh ServicePaused();
+G"YQq'b return;
|w#~v%w }
QT!>izgcU ServiceRunning();
+C,/BuG Sleep(100);
R:Ih#2R //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
F1-C8V2H //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
u&TXN;I,p if(KillPS(atoi(lpszArgv[5])))
t54?<- ServiceStopped();
2,g4yXws5 else
.:Sk=r4u\ ServicePaused();
@VG@|BQWa return;
tq'ri-c&b }
2cIbX /////////////////////////////////////////////////////////////////////////////
T2rBH]5 void main(DWORD dwArgc,LPTSTR *lpszArgv)
iV#A-9 {
[\h?mlG? SERVICE_TABLE_ENTRY ste[2];
PP!-*~F0Jr ste[0].lpServiceName=ServiceName;
AX1!<K ste[0].lpServiceProc=ServiceMain;
?fC9)s ste[1].lpServiceName=NULL;
?D)$OCS ste[1].lpServiceProc=NULL;
UA~ 4O Q] StartServiceCtrlDispatcher(ste);
aMHC+R1X return;
xqY'-Hom }
0&Ftx%6% /////////////////////////////////////////////////////////////////////////////
3< 6h~ek) function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
6:; >id${ 下:
LCj3{>{/= /***********************************************************************
/5L\:eX% Module:function.c
?mK&Slh. Date:2001/4/28
3pW4Ul@e Author:ey4s
H-u
SdT Http://www.ey4s.org d2gYBqag ***********************************************************************/
rMjb,2*rC7 #include
kF,ME5% ////////////////////////////////////////////////////////////////////////////
/)K;XtcN BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
j%bC9UkE3 {
|7A}LA TOKEN_PRIVILEGES tp;
{=Jo!t;f LUID luid;
T!41[vm( Ck%if if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
Q_iN/F {
:X-S&SX0 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
XSK<hr0m return FALSE;
T2azHo7 }
~&MDfpl tp.PrivilegeCount = 1;
1t^9.!$@y tp.Privileges[0].Luid = luid;
4J(-~ if (bEnablePrivilege)
]e"!ZR?XJ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
,!%E\` else
cqs.[0 z#B tp.Privileges[0].Attributes = 0;
7
wEv`5 // Enable the privilege or disable all privileges.
puWMgvv AdjustTokenPrivileges(
TKGaGMx6@ hToken,
'yA/sZ FALSE,
V'Kied+ &tp,
ZPb30M0 sizeof(TOKEN_PRIVILEGES),
m]fU V8U (PTOKEN_PRIVILEGES) NULL,
`\;Z&jlpT (PDWORD) NULL);
-+Yark // Call GetLastError to determine whether the function succeeded.
GGcODjY> if (GetLastError() != ERROR_SUCCESS)
w3>11bE {
F$'u` printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
$Q'z9ghEg return FALSE;
v_/<f&r }
k_1@?&3 return TRUE;
lic-68T }
HOPy&Fp ////////////////////////////////////////////////////////////////////////////
x@bqPZ t BOOL KillPS(DWORD id)
oZ tCx {
X;)/<:mX HANDLE hProcess=NULL,hProcessToken=NULL;
f>ktv76 BOOL IsKilled=FALSE,bRet=FALSE;
&zEBfr __try
=GF=_Ac {
h:?qd );t+~YPS if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
CqZHs
9+e& {
]plp.f#av printf("\nOpen Current Process Token failed:%d",GetLastError());
Ab j7 __leave;
.S/zxf~h }
3^y<Db //printf("\nOpen Current Process Token ok!");
M
| "'`zc if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
1%N*GJlwJ {
?fq!BV __leave;
g%[:wjV; }
v;;3 K*c> printf("\nSetPrivilege ok!");
g<0K
i^# )mBYW}} T if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
h\3-8m {
x`@`y7( printf("\nOpen Process %d failed:%d",id,GetLastError());
S1y6G/e9 __leave;
L)F4)VL }
p?ccBq //printf("\nOpen Process %d ok!",id);
;l @lA)i if(!TerminateProcess(hProcess,1))
(g X8iKl {
#(Gz?kGAH` printf("\nTerminateProcess failed:%d",GetLastError());
GxG~J4 __leave;
Lkx~>U
}
C<(oaeQY IsKilled=TRUE;
U887@-!3 }
(y.N-I, __finally
T9Juq6| {
<anKw| if(hProcessToken!=NULL) CloseHandle(hProcessToken);
0!lWxS0#= if(hProcess!=NULL) CloseHandle(hProcess);
ZM v\j|{8 }
Rb:<?&7ZzN return(IsKilled);
zN[&
iKf }
*.|%uf. //////////////////////////////////////////////////////////////////////////////////////////////
AzXLlQ 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:
]2)A/fOW /*********************************************************************************************
j"h/v7~ ModulesKill.c
F/>\uzu Create:2001/4/28
|%XTy7^a Modify:2001/6/23
SiX<tj#HH\ Author:ey4s
~).D\Q\ Http://www.ey4s.org Q35\wQ# PsKill ==>Local and Remote process killer for windows 2k
p2t04p! **************************************************************************/
H2Wlgt #include "ps.h"
8^j~uH #define EXE "killsrv.exe"
z_ycH%p #define ServiceName "PSKILL"
H#;*kc
a4 GK'p$`oJm #pragma comment(lib,"mpr.lib")
hd9HM5{p //////////////////////////////////////////////////////////////////////////
ztSQrDbbb4 //定义全局变量
(M$>*O3SR SERVICE_STATUS ssStatus;
HV/:OCK SC_HANDLE hSCManager=NULL,hSCService=NULL;
^OWG9`p+ BOOL bKilled=FALSE;
h`1<+1J9 char szTarget[52]=;
|R@T`dW //////////////////////////////////////////////////////////////////////////
U[?_|=~7 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
h^tCF=S BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
DWKQ>X6 BOOL WaitServiceStop();//等待服务停止函数
*1`X} BOOL RemoveService();//删除服务函数
QE[<Y3M /////////////////////////////////////////////////////////////////////////
.aY$-Y< int main(DWORD dwArgc,LPTSTR *lpszArgv)
!KK `+ 9/ {
Y 2ANt w@ BOOL bRet=FALSE,bFile=FALSE;
pl&nr7\ char tmp[52]=,RemoteFilePath[128]=,
ur'<8pDb$ szUser[52]=,szPass[52]=;
Kh$"5dy HANDLE hFile=NULL;
#Iz)Mu DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
S5 q1Mn lRg?||1ik //杀本地进程
bT2G
G if(dwArgc==2)
\N0vA~N. {
<YFDS;b| if(KillPS(atoi(lpszArgv[1])))
,*6K3/kW printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
qD>^aEd@4 else
5<ruN11G printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
k B]`py! lpszArgv[1],GetLastError());
Y#68_%[ return 0;
?cRF;!o" }
/ie&uWy //用户输入错误
Ei @ else if(dwArgc!=5)
\/3(>g?4 {
5>f" printf("\nPSKILL ==>Local and Remote Process Killer"
[%dsq`b# "\nPower by ey4s"
tjXg "\nhttp://www.ey4s.org 2001/6/23"
ktTP~7UVi "\n\nUsage:%s <==Killed Local Process"
aHW34e@ebL "\n %s <==Killed Remote Process\n",
zs#-E_^%M lpszArgv[0],lpszArgv[0]);
e3;D1@ return 1;
W$zRUG- }
xo'!$a}I2 //杀远程机器进程
P5_Ajb(@' strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
{ %X2K strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
4joE"H6 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
@s-P!uCaT "V]*ov&[ //将在目标机器上创建的exe文件的路径
zT,@PIC( sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
WC~;t4 __try
*2a" 2o {
l6HtZ( //与目标建立IPC连接
ekyCZ8iai if(!ConnIPC(szTarget,szUser,szPass))
C
6
\ {
jC>ZMy8U)4 printf("\nConnect to %s failed:%d",szTarget,GetLastError());
n~yKq"^ return 1;
$"/l*H\h }
>EJ{ * printf("\nConnect to %s success!",szTarget);
KUZi3\p9W> //在目标机器上创建exe文件
wCLniCt z U[pn)pe hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
E72N=7v" E,
wz:e\ ! NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
d5gwc5X if(hFile==INVALID_HANDLE_VALUE)
o-RZwufZ` {
[y`Gp# printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
EZB0qZIp __leave;
-6- sI }
'69)m~B0a //写文件内容
W$hCI)m( while(dwSize>dwIndex)
UDi(7c0. {
Pt5 wm\ a^J(TW/ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
]C,j80+pK {
,g7O printf("\nWrite file %s
hTLf$_|P failed:%d",RemoteFilePath,GetLastError());
yg}O9!M J __leave;
ct-Bq }
YM_ [ dwIndex+=dwWrite;
^aAs=KditO }
fW2NYQP$: //关闭文件句柄
> "F-1{ CloseHandle(hFile);
]gPx%c bFile=TRUE;
-&2Z/qM&! //安装服务
#1J,!seJ if(InstallService(dwArgc,lpszArgv))
wL),/i&< {
n zaDO-2! //等待服务结束
#VX]trh, if(WaitServiceStop())
fs#9~b3 {
!u]@Ru34 //printf("\nService was stoped!");
|=IJ^y(x| }
qLLrR,: else
<Y"RsW9 {
F(`|-E"E; //printf("\nService can't be stoped.Try to delete it.");
d {U%q
d }
+&G(AW Sleep(500);
|"LHo
H //删除服务
; j.d RemoveService();
8X`DFeJ }
[ ft6xI }
akbB=:M,x __finally
2K>1,[ C'Z {
}V]b4t //删除留下的文件
rwj+N%N if(bFile) DeleteFile(RemoteFilePath);
>WLX5i& //如果文件句柄没有关闭,关闭之~
tP|/Q5s if(hFile!=NULL) CloseHandle(hFile);
Jp"29
)w //Close Service handle
Z]b;%:>= if(hSCService!=NULL) CloseServiceHandle(hSCService);
8+w*,Ry` //Close the Service Control Manager handle
]}/Rl}_ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
/a32QuS //断开ipc连接
ASy?^Jrs5 wsprintf(tmp,"\\%s\ipc$",szTarget);
7(o`>7x* WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
FA,n> if(bKilled)
o$L%t@ printf("\nProcess %s on %s have been
|E6_TZ#= killed!\n",lpszArgv[4],lpszArgv[1]);
j$Ndq(<tG else
Nut&g"u2 printf("\nProcess %s on %s can't be
>A{Dpsi\ killed!\n",lpszArgv[4],lpszArgv[1]);
Q(w; }
*RS/`a;, return 0;
Fya*[)HBo }
A;rk4)lij //////////////////////////////////////////////////////////////////////////
A-4;$
QSm BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
+&u/R')?6r {
vcQl0+& NETRESOURCE nr;
3mU~G}ig char RN[50]="\\";
BmpAH}%T <MJU:m$3 strcat(RN,RemoteName);
B\R X strcat(RN,"\ipc$");
u4FD}nV /Yi4j,8!| nr.dwType=RESOURCETYPE_ANY;
tm5{h{AM nr.lpLocalName=NULL;
rAP="H<