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。
6FY.kN\
OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
k"6&& <1>与远程系统建立IPC连接
L_o/fTz4 <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
:*s@L2D6 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
L3A2A <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
H4$f+ <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
#Hy\lJ <6>服务启动后,killsrv.exe运行,杀掉进程
{C0Y8:"` <7>清场
C[5dhFZ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
<v=s:^;C0 /***********************************************************************
j4u
["O3 Module:Killsrv.c
VOIni<9y Date:2001/4/27
Cj$:TWYIh[ Author:ey4s
)_Z^oH ]< Http://www.ey4s.org o#=C[d5BV ***********************************************************************/
v]Aop<KLX #include
J 5xMA- #include
zRbY]dW #include "function.c"
9ENI%Jz #define ServiceName "PSKILL"
Z{gm4YV nxNHf3
SERVICE_STATUS_HANDLE ssh;
1}Y3|QxF SERVICE_STATUS ss;
%0 i)l| /////////////////////////////////////////////////////////////////////////
ci/qm\JI<< void ServiceStopped(void)
z:Z-2WV2o {
%k~ezn ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Dt{WRe\# ss.dwCurrentState=SERVICE_STOPPED;
(L yK o ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
K)5j ss.dwWin32ExitCode=NO_ERROR;
aNA]hl ss.dwCheckPoint=0;
E^Q
J50 ss.dwWaitHint=0;
q^?a|l SetServiceStatus(ssh,&ss);
Cy*.pzCi return;
>|yP`m }
EiG5k.C@ /////////////////////////////////////////////////////////////////////////
a=`]
L`|N void ServicePaused(void)
/0$fYrg>J {
(=%0$(S> ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
<fF|AbC: ss.dwCurrentState=SERVICE_PAUSED;
n oM=8C&U ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
1vxQ`) a ss.dwWin32ExitCode=NO_ERROR;
Gp+\}<^Z ss.dwCheckPoint=0;
'.M4yif\g ss.dwWaitHint=0;
43]y]/do SetServiceStatus(ssh,&ss);
&FuL{YL return;
b%vIaP|]B }
Sc/$2gSG void ServiceRunning(void)
<XQwu*_\ {
(m6V)y ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
`(
w"{8laB ss.dwCurrentState=SERVICE_RUNNING;
_ Yc"{d3S ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
3zu6#3^ ss.dwWin32ExitCode=NO_ERROR;
*ra>Kl0
ss.dwCheckPoint=0;
Ga-cto1Y ss.dwWaitHint=0;
cpALs1j: SetServiceStatus(ssh,&ss);
ch25A<O<R. return;
P|Gwt& }
&GkD5b /////////////////////////////////////////////////////////////////////////
.g1x$cQ1< void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
l1KgPRmEP {
+cSc0: switch(Opcode)
{dm>]@"S {
~KYzEqy case SERVICE_CONTROL_STOP://停止Service
wc.=`Me ServiceStopped();
iy_Y!wZ{ break;
}WaZ+Mdg\ case SERVICE_CONTROL_INTERROGATE:
9x|`XAB SetServiceStatus(ssh,&ss);
0zkMRBe break;
EmR82^_: }
%y|pVN!U return;
x^EW'-a }
m#Z&05^ //////////////////////////////////////////////////////////////////////////////
{Dk!<w I) //杀进程成功设置服务状态为SERVICE_STOPPED
%ut8/T //失败设置服务状态为SERVICE_PAUSED
0c`nk\vUy //
)GAlj;9A$ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
I`H&b&
.` {
tx~,7TMS/ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
A[ncwJ if(!ssh)
()bQmNqmO= {
[DH4iG5 ServicePaused();
Yj/o17 return;
CuvY^[" }
E;{RNf| ServiceRunning();
.P aDR |! Sleep(100);
Wc2&3p9 c //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
PA
?2K4 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
wbrOL(q.m if(KillPS(atoi(lpszArgv[5])))
hTzj{}w ServiceStopped();
cWZITT{A else
n]`]gLF\i ServicePaused();
a1y<Y`SC9 return;
)9_W"'V }
t;6<k7h /////////////////////////////////////////////////////////////////////////////
L"vrX void main(DWORD dwArgc,LPTSTR *lpszArgv)
Gd_0FF . {
19qHWU^0V SERVICE_TABLE_ENTRY ste[2];
41<h|WA ste[0].lpServiceName=ServiceName;
Nh }-6|M ste[0].lpServiceProc=ServiceMain;
w01[oU$x= ste[1].lpServiceName=NULL;
[0y,K{8t ste[1].lpServiceProc=NULL;
|ymW0gh7o$ StartServiceCtrlDispatcher(ste);
r9WR1&T) return;
Dg.~"h5mT }
x _>1x# /////////////////////////////////////////////////////////////////////////////
U&1O 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
:ig=zETM 下:
#o/;du /***********************************************************************
.1RQ}Ro,< Module:function.c
hdx_Tduue Date:2001/4/28
9 da=q Author:ey4s
(WC
=om Http://www.ey4s.org [mu8V+8@d4 ***********************************************************************/
#$xtUCqX #include
slPr^) ////////////////////////////////////////////////////////////////////////////
Gg9s.]W BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
P|@[D=y {
i@nRZ$ K TOKEN_PRIVILEGES tp;
iKE&yO3 LUID luid;
Awxm[:r>^ -Yse^(^"s if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
mc%.
8i {
nUpj+F# printf("\nLookupPrivilegeValue error:%d", GetLastError() );
Q4-d| return FALSE;
7FcZxu\ }
]pBEoktp tp.PrivilegeCount = 1;
DSqA}r tp.Privileges[0].Luid = luid;
NMK$$0U if (bEnablePrivilege)
:JG5)H}j+ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
`aAE4Ry? else
Zt!$"N., tp.Privileges[0].Attributes = 0;
1[O cZCS // Enable the privilege or disable all privileges.
@[9 AdjustTokenPrivileges(
,]wQ]fpt hToken,
lwX9:[Z FALSE,
Kt*fQ
`9 &tp,
/ ^d9At614 sizeof(TOKEN_PRIVILEGES),
Ebs]]a>PO (PTOKEN_PRIVILEGES) NULL,
"zJ xWXI (PDWORD) NULL);
k1xx>=md|C // Call GetLastError to determine whether the function succeeded.
Nmz5:Rq if (GetLastError() != ERROR_SUCCESS)
j%
7Gje[ {
,+`r2}N
\/ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
#Mn?Nn return FALSE;
ME]4tu }
w/o^OjwQ return TRUE;
eUQmW^
}
,4xNW:!j ////////////////////////////////////////////////////////////////////////////
tqh)yr; BOOL KillPS(DWORD id)
,\"x#Cc f {
V[kJ;YLPN HANDLE hProcess=NULL,hProcessToken=NULL;
1/?Wa BOOL IsKilled=FALSE,bRet=FALSE;
vc|tp_M67 __try
#oTVfY# {
g]L8Jli ,H"}Rw if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
1q!k#Cliu {
1$03:ve1 printf("\nOpen Current Process Token failed:%d",GetLastError());
5*Zz_ . __leave;
^2$b8]q }
)yb~ kbe //printf("\nOpen Current Process Token ok!");
mvT/sC7I if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
~3j+hN8< {
rBmW%Gv __leave;
J&~I4ko] }
4'#=_J printf("\nSetPrivilege ok!");
^2Cqy%x- 9D\E0YG X/ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
98 R/^\ {
D? %*L printf("\nOpen Process %d failed:%d",id,GetLastError());
)J @[8 x` __leave;
J[?oV;O }
IrCl\HQN //printf("\nOpen Process %d ok!",id);
qpe9?`vVX if(!TerminateProcess(hProcess,1))
oQ]FyV {
)?SF IQ= printf("\nTerminateProcess failed:%d",GetLastError());
q!0HsF __leave;
&77J,\C$: }
w,j!%N IsKilled=TRUE;
n^;-& }
{ObY1Y`ea __finally
}rmr0Bh {
Dz~^AuD6 if(hProcessToken!=NULL) CloseHandle(hProcessToken);
S;Sy.Lp if(hProcess!=NULL) CloseHandle(hProcess);
lH_pG ~ }
K\Q4u4DjbJ return(IsKilled);
%1k"K~eu }
-FZNk} //////////////////////////////////////////////////////////////////////////////////////////////
1VFCK& OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
#]c_2V /*********************************************************************************************
:*
|WE29U ModulesKill.c
=3'B$PY Create:2001/4/28
1N $OXLu Modify:2001/6/23
{ /!ryOA65 Author:ey4s
igTs[q=Ak Http://www.ey4s.org ^E\4` PsKill ==>Local and Remote process killer for windows 2k
a] c03$f K **************************************************************************/
:dbO|]Xf #include "ps.h"
Y54yojvV #define EXE "killsrv.exe"
$> QJ%v9+ #define ServiceName "PSKILL"
Hfj.8$ -2}ons( #pragma comment(lib,"mpr.lib")
y{(Dv} //////////////////////////////////////////////////////////////////////////
j07A>G-= //定义全局变量
C~>0K,C0^ SERVICE_STATUS ssStatus;
q/*veL SC_HANDLE hSCManager=NULL,hSCService=NULL;
3:WHC3}W BOOL bKilled=FALSE;
<bW~!lv char szTarget[52]=;
\bF<f02P //////////////////////////////////////////////////////////////////////////
R$u1\r1I BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
F7C+uGTs BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
4Hf'/%kW BOOL WaitServiceStop();//等待服务停止函数
XLiwE$:t% BOOL RemoveService();//删除服务函数
~5|R`% /////////////////////////////////////////////////////////////////////////
l=P)$O|=w int main(DWORD dwArgc,LPTSTR *lpszArgv)
VSUWX1k4% {
gA EB BOOL bRet=FALSE,bFile=FALSE;
w$&;s<0 char tmp[52]=,RemoteFilePath[128]=,
.u&X:jOE szUser[52]=,szPass[52]=;
=[aiW|Y HANDLE hFile=NULL;
A?n5;mvq# DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
bydI+pVMo `Zmdlp@ //杀本地进程
=YO<.(Lu if(dwArgc==2)
a|y'-r90 {
#G(ivRo if(KillPS(atoi(lpszArgv[1])))
8H};pu2 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
e:MbMj6` else
% mPv1$FH printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
'e<8j lpszArgv[1],GetLastError());
FU*q9s ` return 0;
PQ_A^ 95 }
AwuhFPG //用户输入错误
be-HF;lZe' else if(dwArgc!=5)
@`B_Q v@ {
UT{`'#iT printf("\nPSKILL ==>Local and Remote Process Killer"
w
`d9" n "\nPower by ey4s"
dlZ2iDQ% "\nhttp://www.ey4s.org 2001/6/23"
dhP")@3K;p "\n\nUsage:%s <==Killed Local Process"
nZYO}bv\ "\n %s <==Killed Remote Process\n",
aEa.g.SZ lpszArgv[0],lpszArgv[0]);
s4f{ziLp return 1;
,V5fvHPH)8 }
hd/'>]
//杀远程机器进程
^pY8'LF6 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
+:aNgO#e8 strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
T%"wz3~ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
5sEk rT ' .*"KCQGOgM //将在目标机器上创建的exe文件的路径
\TzBu?,v8 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
/ioBc}] __try
{QdoIPr3 {
*e:I*L //与目标建立IPC连接
Fku<|1}&y if(!ConnIPC(szTarget,szUser,szPass))
+>yh`Zb {
yoieWnL} printf("\nConnect to %s failed:%d",szTarget,GetLastError());
~A%+oa*2~ return 1;
?c"iV }
M|@@
LJ' printf("\nConnect to %s success!",szTarget);
]NW_oRH //在目标机器上创建exe文件
-~J5aG[@~> )B+zv,#q hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
#_3ZF"[zq E,
B )\;Ja NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
q TWQ! if(hFile==INVALID_HANDLE_VALUE)
Ur1kb{i {
f#I#24)RH printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
T#Bj5H __leave;
G"L`9E<0V }
3,hu3"@k //写文件内容
Hd-g|'^K
while(dwSize>dwIndex)
805oV(- {
P%R9\iajH
(t@!0_5 if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
N?, {
BVus3Y5IJQ printf("\nWrite file %s
[ gR,nJH. failed:%d",RemoteFilePath,GetLastError());
5}5oj37x __leave;
64"DT3: }
}=gD,]2x8 dwIndex+=dwWrite;
spQr1hx< }
^)`e}} //关闭文件句柄
2"}Vfy CloseHandle(hFile);
Ed_Fx' bFile=TRUE;
5~[][VV^ //安装服务
F]N?_ bo if(InstallService(dwArgc,lpszArgv))
\?Xoa"^ {
h^,L) E //等待服务结束
b
o_`P3 if(WaitServiceStop())
-I*vl {
ApggTzh@ //printf("\nService was stoped!");
>lJTS t5{ }
eqOT@~H else
TB<$9FCHK {
+l]>(k.2 //printf("\nService can't be stoped.Try to delete it.");
<wd;W;B }
?} E
M, Sleep(500);
-i91nMi] //删除服务
#Lk~{ RemoveService();
x.Ny@l%] }
8NNs_~+x} }
;V f{3 __finally
5vS[{;<& {
NCo!n$O1~ //删除留下的文件
8B!QqLqK if(bFile) DeleteFile(RemoteFilePath);
!N][W#: //如果文件句柄没有关闭,关闭之~
BT3yrq9 if(hFile!=NULL) CloseHandle(hFile);
+RiI5.$=Z //Close Service handle
$i!r> .Jo if(hSCService!=NULL) CloseServiceHandle(hSCService);
QTN24 q4 //Close the Service Control Manager handle
c|k(_#\B if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
Ff
=%eg] //断开ipc连接
VKlC`k8L wsprintf(tmp,"\\%s\ipc$",szTarget);
]vV)$xMX WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
Q$k#q<+0 if(bKilled)
B
o%Sl printf("\nProcess %s on %s have been
SY@;u<Pd killed!\n",lpszArgv[4],lpszArgv[1]);
jlqSw4_ else
MIiBNNURX printf("\nProcess %s on %s can't be
'X4)2iFV killed!\n",lpszArgv[4],lpszArgv[1]);
Oi@|4mo }
xBf->o S? return 0;
U1rr=h
g }
Qs#;sy
W@~ //////////////////////////////////////////////////////////////////////////
n`jG[{3t& BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
6T_Ya) {
cc1M9kVi NETRESOURCE nr;
0$=U\[og char RN[50]="\\";
]HXHz(?;F Oc.8d< strcat(RN,RemoteName);
\;Q!}_ K strcat(RN,"\ipc$");
UV{})T*s )
jM-5}" nr.dwType=RESOURCETYPE_ANY;
6iHY{WcDj nr.lpLocalName=NULL;
-Oz! GX nr.lpRemoteName=RN;
>'WTVj ` nr.lpProvider=NULL;
xwHE,ykE c7WOcy@M if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
ZnuRy: return TRUE;
'*@=SM else
#i*PwgC%_ return FALSE;
\O,yWyU4 }
T#I}w\XlhP /////////////////////////////////////////////////////////////////////////
4 +p1` BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
^q%f~m,O< {
nYvkeT BOOL bRet=FALSE;
Lm1JiPs d __try
eIf-7S]m {
,[dvs&-* //Open Service Control Manager on Local or Remote machine
Dk2Zl hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
~,8#\]xR if(hSCManager==NULL)
q @wX= {
kK:Wr&X0H printf("\nOpen Service Control Manage failed:%d",GetLastError());
&t