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。
f u9Cx OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
{iq3|x2[ : <1>与远程系统建立IPC连接
U.@*`Fg <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
''kS*3 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
Hp(D);0+) <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
o^V(U~m] <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
LB.co4 <6>服务启动后,killsrv.exe运行,杀掉进程
EFc-foN <7>清场
g9Yz*Nee< 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
R9!Uo /***********************************************************************
CV{r5Sye Module:Killsrv.c
0JD~M\-!^a Date:2001/4/27
FPJd| Author:ey4s
_kY#D;`:r Http://www.ey4s.org W.w)H@]7m ***********************************************************************/
sQ8s7l0D #include
7K{Nb #include
3<=G?of #include "function.c"
x+G0J8cW #define ServiceName "PSKILL"
9RWkm%? -$,%f? SERVICE_STATUS_HANDLE ssh;
3bNIZ#`|MB SERVICE_STATUS ss;
VG>vn`x>a /////////////////////////////////////////////////////////////////////////
Ve/xnn]' void ServiceStopped(void)
5~yNqC {
x[Wwq=~ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
OK{xuX8u ss.dwCurrentState=SERVICE_STOPPED;
^`D=GF^tX ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
vhb)2n ss.dwWin32ExitCode=NO_ERROR;
Nlj^Dm ss.dwCheckPoint=0;
2+Wzf)tB ss.dwWaitHint=0;
_0 m\[t. SetServiceStatus(ssh,&ss);
>dM8aJzC return;
=-o'gL }
EbZdas!l /////////////////////////////////////////////////////////////////////////
aSP4a+\* void ServicePaused(void)
A4QcQ" {
&,.Y9;
b ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Ei2%DMN7) ss.dwCurrentState=SERVICE_PAUSED;
O,.!2wVrN ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
I_q~*/<h ss.dwWin32ExitCode=NO_ERROR;
')N{wSM9Ft ss.dwCheckPoint=0;
A$WZF/x ss.dwWaitHint=0;
Bu]t*$ SetServiceStatus(ssh,&ss);
LA[g(i 7 return;
v~/~@jv }
d
HJhFw void ServiceRunning(void)
=@)d5^<5F {
wIf
{6z{ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
ph2$oO
6, ss.dwCurrentState=SERVICE_RUNNING;
Oi} T2I ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
&Sp -w?kM ss.dwWin32ExitCode=NO_ERROR;
;;)`c/$ ss.dwCheckPoint=0;
{>bW>RO) ss.dwWaitHint=0;
tW;:- SetServiceStatus(ssh,&ss);
s[Ur~Wvn return;
}Up.){.% }
DKmZ /////////////////////////////////////////////////////////////////////////
D.%B$Y;G void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
Y[SU&LM {
sFDG) switch(Opcode)
W~Z<1[ {
)RsM!} case SERVICE_CONTROL_STOP://停止Service
Xe+,wW3YF ServiceStopped();
5TUNX^AW break;
s9oO%e< case SERVICE_CONTROL_INTERROGATE:
LG]3hz9^9 SetServiceStatus(ssh,&ss);
#Z~C`n
u break;
%5\3Aw }
z5]bia, return;
*{o UWt }
wLV~F[:
//////////////////////////////////////////////////////////////////////////////
~l~Tk6EM //杀进程成功设置服务状态为SERVICE_STOPPED
fj ,m //失败设置服务状态为SERVICE_PAUSED
KL'zXkS //
7P7b8] void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
g-vg6@6 {
!rhk
$L ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
eb|i3. if(!ssh)
*xR
2)u {
rNl.7O9b ServicePaused();
j'p1q return;
+([!A6:
}
*Ul*%!?D ServiceRunning();
19q{6X`x Sleep(100);
MEiRj]t //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
|3?
8)z\n //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
B%\g kl if(KillPS(atoi(lpszArgv[5])))
5HS~op2n/ ServiceStopped();
V|MY!uV else
ZlKw_Sq: ServicePaused();
W9zE{)Sc~ return;
W@\ (nfD2 }
MK}-<&v /////////////////////////////////////////////////////////////////////////////
m?[5J)eR void main(DWORD dwArgc,LPTSTR *lpszArgv)
n+1y {
V^il$' SERVICE_TABLE_ENTRY ste[2];
3_5XHOdE ste[0].lpServiceName=ServiceName;
W0cgI9=9 ste[0].lpServiceProc=ServiceMain;
%}>dqUyQ ste[1].lpServiceName=NULL;
a1N!mQ^ ste[1].lpServiceProc=NULL;
Wd(86idnc StartServiceCtrlDispatcher(ste);
}vt%R.u return;
efz&@|KR }
G&f7+e /////////////////////////////////////////////////////////////////////////////
YH:8<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
FnHi(S|A 下:
8X?>=tl /***********************************************************************
AKu_~bTk Module:function.c
)fU(AXSP Date:2001/4/28
kD.pzxEM Author:ey4s
'b"TH^\ Http://www.ey4s.org #Tp]^
n ***********************************************************************/
Cpx+qQt0 #include
_2vd`k ////////////////////////////////////////////////////////////////////////////
H'J|U| BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
%1:c hvS {
R
UTnc TOKEN_PRIVILEGES tp;
qI3NkVA'C LUID luid;
Z$ KV&.=+ @\Js8[wS9@ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
+K6szGP {
g\M5:Qm printf("\nLookupPrivilegeValue error:%d", GetLastError() );
`^UK return FALSE;
Ey&aBYR }
HT`1E0G8) tp.PrivilegeCount = 1;
~y0R'oi tp.Privileges[0].Luid = luid;
uL?vG6% ^1 if (bEnablePrivilege)
t0m*PJcF tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
W$?e<@ else
'qv;sB. tp.Privileges[0].Attributes = 0;
5@u~3jPd // Enable the privilege or disable all privileges.
^O%9yEo AdjustTokenPrivileges(
$;D*
n'8Fx hToken,
;8B.;%qkL FALSE,
'5H4z7) &tp,
K3p@$3hQ sizeof(TOKEN_PRIVILEGES),
#2%([w (PTOKEN_PRIVILEGES) NULL,
M2T| "Q"= (PDWORD) NULL);
[B6DC`M // Call GetLastError to determine whether the function succeeded.
nwM)K
if (GetLastError() != ERROR_SUCCESS)
h
; kfh. {
hRTMFgO printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
yFpySvj} return FALSE;
_|,{ ^m|d }
=K$,E4* return TRUE;
_dU P7H ( }
;6DnId2Zh ////////////////////////////////////////////////////////////////////////////
xX@FWAj BOOL KillPS(DWORD id)
cBEHH4U {
t;#Gmo HANDLE hProcess=NULL,hProcessToken=NULL;
NW.XA! =E) BOOL IsKilled=FALSE,bRet=FALSE;
CB*/ =Y __try
[N|xzMe {
{0's~U+@ x,Y5U+]E if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
|pWaBh|r {
# .q#OC printf("\nOpen Current Process Token failed:%d",GetLastError());
yBn_Kd __leave;
jM__{z }
d(L{!mm //printf("\nOpen Current Process Token ok!");
@"1}16b#f if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
m@oUvxcd {
d5U; $q{o __leave;
}e=e",eAT }
5()Fvae{k printf("\nSetPrivilege ok!");
yr4ou MEU[%hty_ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
J_ V,XO {
BXTN>d27 printf("\nOpen Process %d failed:%d",id,GetLastError());
+Z+ExS<#z __leave;
LV.&>@* }
[b`6v`x //printf("\nOpen Process %d ok!",id);
')nnWlK if(!TerminateProcess(hProcess,1))
^Rmoz1d {
ndOfbu;mf printf("\nTerminateProcess failed:%d",GetLastError());
4MX7=!E __leave;
x N`T }
vR]mSX3)? IsKilled=TRUE;
u@D.i4U }
GNghB( __finally
.[f;(WR {
|U=(b, if(hProcessToken!=NULL) CloseHandle(hProcessToken);
'TX M{RGw if(hProcess!=NULL) CloseHandle(hProcess);
oBw}hH,hp }
}[,3yfiX return(IsKilled);
BLW]|p|1: }
/J;]u3e| //////////////////////////////////////////////////////////////////////////////////////////////
v>at/ef OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
7!-
\L7< /*********************************************************************************************
@"8~Y|L93 ModulesKill.c
#>q[oie1e Create:2001/4/28
dzxI QlP Modify:2001/6/23
9Dq.lr^ Author:ey4s
*8206[y Http://www.ey4s.org 0pNo`Bm PsKill ==>Local and Remote process killer for windows 2k
-kc(u1! **************************************************************************/
X2P``YFV{ #include "ps.h"
.93S>U< _ #define EXE "killsrv.exe"
:A*0 ]X; #define ServiceName "PSKILL"
N
^f}ui i 3k{c$x} #pragma comment(lib,"mpr.lib")
jZ/+~{< //////////////////////////////////////////////////////////////////////////
;o%:7& //定义全局变量
"GLYyC SERVICE_STATUS ssStatus;
MHNe>C-!q SC_HANDLE hSCManager=NULL,hSCService=NULL;
+3HPA#A BOOL bKilled=FALSE;
5U;nhDmM char szTarget[52]=;
1g81S_T
. //////////////////////////////////////////////////////////////////////////
`uhL61cMp BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
f MzYFM'i BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
M1gP
R BOOL WaitServiceStop();//等待服务停止函数
44<v9uSK BOOL RemoveService();//删除服务函数
?N2X)Y@yi /////////////////////////////////////////////////////////////////////////
LK
%K0o int main(DWORD dwArgc,LPTSTR *lpszArgv)
NlMQHma {
+/}_%Cf8 BOOL bRet=FALSE,bFile=FALSE;
x{2o[dK4} char tmp[52]=,RemoteFilePath[128]=,
&]*|6cR$E szUser[52]=,szPass[52]=;
?KCxrzf HANDLE hFile=NULL;
-7,vtd[h DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
[[&)cbv :SQLfOQ //杀本地进程
?.~]mvOR if(dwArgc==2)
rBS2>? {
R;.d/U|av if(KillPS(atoi(lpszArgv[1])))
SCI1bMf printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
rQ
&S< else
5(KG=EHj_ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
Q{8qm<0g lpszArgv[1],GetLastError());
QWKs[yfdo return 0;
fls#LcI9>6 }
b%<16 4i //用户输入错误
&1oaZY w else if(dwArgc!=5)
o\:$V {
F1E.\l printf("\nPSKILL ==>Local and Remote Process Killer"
G~O" / WM
"\nPower by ey4s"
Mo~ki"9. "\nhttp://www.ey4s.org 2001/6/23"
[Yn;G7cK "\n\nUsage:%s <==Killed Local Process"
k RQ~hRT6 "\n %s <==Killed Remote Process\n",
4VC/-.At lpszArgv[0],lpszArgv[0]);
#!wsD7; return 1;
!W0P`i< }
HUK"OH //杀远程机器进程
vT&j{2U7XW strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
NYGmLbq strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
SHytyd strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
5DmCxg Ck:#1-t8{ //将在目标机器上创建的exe文件的路径
_w\Y{(k sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
Ri9Kr __try
x GwTk {
VjC*(6<Gj //与目标建立IPC连接
.@fK;/OuC if(!ConnIPC(szTarget,szUser,szPass))
vU ?b"n {
D!c1;IHZ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
mJSK; @w<O return 1;
Fecx';_1` }
bcUC4g\9N printf("\nConnect to %s success!",szTarget);
0Z@ARMCe|m //在目标机器上创建exe文件
#Tup]czO FLVbkW-G. hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
pk;ff q@ E,
=X)Q7u".7 NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
I/oIcQS!k if(hFile==INVALID_HANDLE_VALUE)
.WBI%ci {
c Bg,k[, printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
^fFtI?.6jI __leave;
:D<:N*9i }
i7i|370 //写文件内容
fG X1y while(dwSize>dwIndex)
T@%;0Ro~ {
x>U1t!' 0@II& if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
,Wz[tYL* {
2N
L:\%wz printf("\nWrite file %s
@SKO~?7T failed:%d",RemoteFilePath,GetLastError());
,k4z; __leave;
IyrZez }
Qw3a"k- dwIndex+=dwWrite;
Z}sG3p }
+^/Nil //关闭文件句柄
h5LJijJ CloseHandle(hFile);
f}L>&^I) bFile=TRUE;
7$g*N6)Q //安装服务
`E./p if(InstallService(dwArgc,lpszArgv))
TSc~$Q] {
bs<WH`P //等待服务结束
ir9Q##f if(WaitServiceStop())
DBu)xr}7A {
^2&O3s //printf("\nService was stoped!");
G ;PbTsW }
I><99cwFI else
S(g<<Te {
F'V+2,. //printf("\nService can't be stoped.Try to delete it.");
XA&tTpfJE }
!~Hafn-1 Sleep(500);
m NUN6qVP~ //删除服务
iFAoAw( RemoveService();
"-0pz\a }
gt2>nTJz.Z }
r6O7&Me< __finally
oyKt({ {
jyY ^iQ.2 //删除留下的文件
2.HZ+1 if(bFile) DeleteFile(RemoteFilePath);
'_TJ"lOZ //如果文件句柄没有关闭,关闭之~
*3w/`R<\ if(hFile!=NULL) CloseHandle(hFile);
.LeF|EQU\@ //Close Service handle
|1_$!
p if(hSCService!=NULL) CloseServiceHandle(hSCService);
S7Iu?R_I //Close the Service Control Manager handle
N=O+X~ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
!Zk%P //断开ipc连接
!#@4xeBPo wsprintf(tmp,"\\%s\ipc$",szTarget);
Vz7w{HY WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
nJ'>#9~a'> if(bKilled)
Rk437vQD, printf("\nProcess %s on %s have been
+(I`@5 killed!\n",lpszArgv[4],lpszArgv[1]);
3]:p!Y`$ else
}\`-G+i{W printf("\nProcess %s on %s can't be
&9RW9u " killed!\n",lpszArgv[4],lpszArgv[1]);
J^s<