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。
iptzVr#b[ OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
9 /0<Z_b2 <1>与远程系统建立IPC连接
eO*FoN <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
|J8c|h< <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
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
8?ZK^+]y <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
qi$6y? <6>服务启动后,killsrv.exe运行,杀掉进程
XC~|{d <7>清场
MvQ0"-ZQ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
V+DN<F- /***********************************************************************
IY+P Yad Module:Killsrv.c
VBy=X\w] Date:2001/4/27
Sl{]Z, Author:ey4s
Fd0R?d Http://www.ey4s.org lNqYpyvy* ***********************************************************************/
f7\$rx #include
>12phLu #include
7RDfhKdb #include "function.c"
iz&)FuOr #define ServiceName "PSKILL"
g&X$)V4C h>q&X4- SERVICE_STATUS_HANDLE ssh;
gP?pfFhG SERVICE_STATUS ss;
[>v.#:YM^ /////////////////////////////////////////////////////////////////////////
RlC|xj"l% void ServiceStopped(void)
eqg|bc[i!t {
'4ftclzL ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
FG:(H0 ss.dwCurrentState=SERVICE_STOPPED;
iJT_*,P^ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
up#W"`" ss.dwWin32ExitCode=NO_ERROR;
Nxp7/Nn3 ss.dwCheckPoint=0;
t*iKkV^aE ss.dwWaitHint=0;
2ntL7F<ow SetServiceStatus(ssh,&ss);
!Qy%sY return;
wa5wkuS)ld }
<Y9%oJn% /////////////////////////////////////////////////////////////////////////
6* (6>F5 void ServicePaused(void)
jZx.MBVy] {
)w4i0Xw^C: ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
p
D-k<8| ss.dwCurrentState=SERVICE_PAUSED;
hxZ5EKBy ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
gY|f[M| ss.dwWin32ExitCode=NO_ERROR;
5<^$9(' ss.dwCheckPoint=0;
[3"k : ss.dwWaitHint=0;
&e0BL z SetServiceStatus(ssh,&ss);
hSr2<?yk return;
TF R8 }
IOhJL'r void ServiceRunning(void)
P;4Y%Dq~Qo {
n@[_lNa4GD ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
]Dec/Nnj ss.dwCurrentState=SERVICE_RUNNING;
C>wOoXjt ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
GJS3O;2* ss.dwWin32ExitCode=NO_ERROR;
j*Uz.q? ss.dwCheckPoint=0;
3dheT}XV?p ss.dwWaitHint=0;
Vq-W|<7C= SetServiceStatus(ssh,&ss);
Pu>jECcz return;
wz`\RHL }
,Pi!%an w /////////////////////////////////////////////////////////////////////////
&YpViC4K. void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
#0kVhx7% {
}$%j} F{ switch(Opcode)
AS5'j {
7qsu0 .[d case SERVICE_CONTROL_STOP://停止Service
ddK\q!0 ServiceStopped();
xbqFek$/r break;
/|s~X@%K case SERVICE_CONTROL_INTERROGATE:
H1Jk_@b SetServiceStatus(ssh,&ss);
Y=83r]% break;
0{Uc/ }
`)~]3zmG return;
u:]c }
w :nYsuF //////////////////////////////////////////////////////////////////////////////
R`5g# //杀进程成功设置服务状态为SERVICE_STOPPED
(/gv
U80 //失败设置服务状态为SERVICE_PAUSED
.q90+9Ek= //
d6^:lbj void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
r{cmw`WA/P {
p~'iK4[&6 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
ES}V\k*} if(!ssh)
8NnGN(a*D {
o|kiwr}Y ServicePaused();
d4~;!#< return;
r=Tz++! }
Iip%er%b ServiceRunning();
I=[Ir8}; Sleep(100);
Z)&!ZlM //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
8KyRD1 (-R //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
u4#YZOiY)A if(KillPS(atoi(lpszArgv[5])))
Kpg?'
!I ServiceStopped();
HKL/D else
9r.h^ ServicePaused();
Tbp;xv_qo return;
>^6|^rc }
R 7h^
@ /////////////////////////////////////////////////////////////////////////////
%lk^(@+ T void main(DWORD dwArgc,LPTSTR *lpszArgv)
R$ra=sL` {
)2lB SERVICE_TABLE_ENTRY ste[2];
z+Guu8 ste[0].lpServiceName=ServiceName;
1=Kt.tuf ste[0].lpServiceProc=ServiceMain;
`# U<'$ ste[1].lpServiceName=NULL;
v M'!WVs ste[1].lpServiceProc=NULL;
ds9U9t StartServiceCtrlDispatcher(ste);
Z9G4in8 return;
C$0rl74Wi }
aUF{57,< /////////////////////////////////////////////////////////////////////////////
SBy{sbx4&F function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
bf=!\L$ 下:
p/yz`m T'w /***********************************************************************
(mr*Thy`@ Module:function.c
GorEHlvVh Date:2001/4/28
m@Dra2Cv'@ Author:ey4s
97[wz C, Http://www.ey4s.org =xQPg0g ***********************************************************************/
^F'~|zc"C #include
<5E)6c_W) ////////////////////////////////////////////////////////////////////////////
8BrC@L2E0 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
L@'2}7N1% {
(*M0'5 TOKEN_PRIVILEGES tp;
W__Y^\~ LUID luid;
b<!' WpY- pIV|hb!G if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
|$;4/cKfy {
yEMM@5W)8 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
oxBTm|j7 return FALSE;
JMk2OK{0 }
p$G3<Z&7 tp.PrivilegeCount = 1;
!?R#e`} tp.Privileges[0].Luid = luid;
KWxTN|> if (bEnablePrivilege)
*<:6A&'D9 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
:@@`N_2? else
M@l |n tp.Privileges[0].Attributes = 0;
7Vk9{x$z // Enable the privilege or disable all privileges.
BL~#-Mm<|l AdjustTokenPrivileges(
QW'*^^ hToken,
w_V A:]j4 FALSE,
"Bv V89 &tp,
8bQXC+bK sizeof(TOKEN_PRIVILEGES),
{\`y)k 7 (PTOKEN_PRIVILEGES) NULL,
DE7y\oO] (PDWORD) NULL);
!VaC=I^{ // Call GetLastError to determine whether the function succeeded.
nGwon8&]] if (GetLastError() != ERROR_SUCCESS)
#6
ni~d&0 {
k]C k%[d printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
V;g) P return FALSE;
(&87 zk }
1JUj e return TRUE;
JU;`c>8=) }
$&qLrKJ ////////////////////////////////////////////////////////////////////////////
i#^YQCy BOOL KillPS(DWORD id)
k q]E@tE*3 {
e`U
6JzC HANDLE hProcess=NULL,hProcessToken=NULL;
3=o4ncg( BOOL IsKilled=FALSE,bRet=FALSE;
~(^pGL3< __try
qdy(C^(fa {
l.]wBH#RS ~QlF(@ue if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
3s|:7 {
gvc/Z <Y printf("\nOpen Current Process Token failed:%d",GetLastError());
7QnWw0 __leave;
SOX7 }
Ywv\9KL //printf("\nOpen Current Process Token ok!");
Nd"IW${Kg if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
b{,v?7^4 {
(J.Z+s$:2 __leave;
)ii aT~
] }
}:YL'$:5! printf("\nSetPrivilege ok!");
}apno|W& CbW[_\ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
f8SO:ihXL {
]P#W\LZp printf("\nOpen Process %d failed:%d",id,GetLastError());
V_, `?>O __leave;
J)yg<*/3 }
h,B4Tg' //printf("\nOpen Process %d ok!",id);
%.u*nM7sos if(!TerminateProcess(hProcess,1))
T@{ab1KV {
R&6@*Nn printf("\nTerminateProcess failed:%d",GetLastError());
P7zUf __leave;
GDC@s<[k }
N%>h>HJ IsKilled=TRUE;
o?m1 }
kr~n5WiAZ __finally
wu
eDedz\ {
[;7zg@Sa if(hProcessToken!=NULL) CloseHandle(hProcessToken);
,SNrcwv if(hProcess!=NULL) CloseHandle(hProcess);
4)OOj14-V }
QW,:'\G return(IsKilled);
%XeN_
V }
yQ[ ;.<%v //////////////////////////////////////////////////////////////////////////////////////////////
7gV9m9 # 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:
Iox )- /*********************************************************************************************
HfhI9f_ x ModulesKill.c
Li|~%E1 Create:2001/4/28
; U7P{e05 Modify:2001/6/23
qD\9h`a Author:ey4s
a%U#PF6
Http://www.ey4s.org OomC%9/=, PsKill ==>Local and Remote process killer for windows 2k
F(."nUrf **************************************************************************/
1U.X[}e #include "ps.h"
o+x!
( #define EXE "killsrv.exe"
J
;z`bk^ #define ServiceName "PSKILL"
w0Nm.=I- lEwQj[ k #pragma comment(lib,"mpr.lib")
E9I08AODS //////////////////////////////////////////////////////////////////////////
zI,Qc60B //定义全局变量
4v_Hh<% SERVICE_STATUS ssStatus;
b?KdR5 SC_HANDLE hSCManager=NULL,hSCService=NULL;
~7KH/%Z- BOOL bKilled=FALSE;
ogQfzk char szTarget[52]=;
DpA)Vdj //////////////////////////////////////////////////////////////////////////
&dWGa+e BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
b\H&E{Gn|x BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
;Wy03}K4J BOOL WaitServiceStop();//等待服务停止函数
o$;&q
* BOOL RemoveService();//删除服务函数
&}Wi@;G]2 /////////////////////////////////////////////////////////////////////////
{_*G"A 9 int main(DWORD dwArgc,LPTSTR *lpszArgv)
fU
;H {
<yEApWd; BOOL bRet=FALSE,bFile=FALSE;
b/m.VL
char tmp[52]=,RemoteFilePath[128]=,
oz.z>+Q szUser[52]=,szPass[52]=;
j2IK\~W?- HANDLE hFile=NULL;
sCY DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
56c[$ q -(WRhBpw //杀本地进程
MK/8<i<. if(dwArgc==2)
'Z.C&6_ {
p.8 if(KillPS(atoi(lpszArgv[1])))
ohx$;j printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
H<fi,"X^ else
j #:
ARb printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
nj;3U^ lpszArgv[1],GetLastError());
z a_0-G%C2 return 0;
fa/o4S< }
T{^mh(3/" //用户输入错误
NrXIaN else if(dwArgc!=5)
'/\*l< {
x`C"Z7t printf("\nPSKILL ==>Local and Remote Process Killer"
,:J[|9 "\nPower by ey4s"
#W8?E_iu "\nhttp://www.ey4s.org 2001/6/23"
N;-%:nC "\n\nUsage:%s <==Killed Local Process"
3w |5%` "\n %s <==Killed Remote Process\n",
1QD49) lpszArgv[0],lpszArgv[0]);
..nVViZ return 1;
PknKzrEG:> }
O wu?ND //杀远程机器进程
g|3bM strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
d(^HO~p strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
s1::\&`za strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
cU ?F D rA?<\* //将在目标机器上创建的exe文件的路径
pi#a!Quf\ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
B?^~1Ua9Zv __try
(=WYi~2v {
Vi^vG`L9 //与目标建立IPC连接
w[3a^ if(!ConnIPC(szTarget,szUser,szPass))
D~i 5E9s5 {
EHhc2^e printf("\nConnect to %s failed:%d",szTarget,GetLastError());
wnQy return 1;
Hq<4G:# }
*!
:j$n; printf("\nConnect to %s success!",szTarget);
Pke8RLg2A //在目标机器上创建exe文件
C:^
:^y z<fd!g+^ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
CFW Hih E,
x_<#28H! NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
n=~!x if(hFile==INVALID_HANDLE_VALUE)
Rm)hgmZ {
DxN\ H" printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
"m6G;cv __leave;
,ZY\})`p }
(
[a$Z2m //写文件内容
gq*W 0S while(dwSize>dwIndex)
z(.,BB[ {
-!5l4 qj:[NPwaM if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
;3& wO~lW {
`DSFaBj, printf("\nWrite file %s
^:ny failed:%d",RemoteFilePath,GetLastError());
Z{l`X#': __leave;
baTd;`Pn }
1~E4]Ef:W dwIndex+=dwWrite;
BT0;I }
8q6Le{G //关闭文件句柄
Hl(W'>*oL CloseHandle(hFile);
nwfu@h0G bFile=TRUE;
T1Z*>(M //安装服务
NW;_4g4qE if(InstallService(dwArgc,lpszArgv))
?G!p4u?C {
4)}>dxv //等待服务结束
$}S0LZ_H if(WaitServiceStop())
Df2$2VU {
!h}Vz //printf("\nService was stoped!");
T 8]*bw }
xqlnHf<G else
*M`,# {
>Q"3dw //printf("\nService can't be stoped.Try to delete it.");
KdZ=g ZSH }
"mU2^4q Sleep(500);
n[i:$! , //删除服务
vg X7B4 RemoveService();
Ji=`XsV }
m8b-\^eP7 }
6q0)/|,@ __finally
b"td]H3h {
g~9rt_OV //删除留下的文件
g.;2N 9 if(bFile) DeleteFile(RemoteFilePath);
\YF;/KwX$ //如果文件句柄没有关闭,关闭之~
[;-;{
*{G if(hFile!=NULL) CloseHandle(hFile);
}9z$72;Qdq //Close Service handle
;.$vDin6 if(hSCService!=NULL) CloseServiceHandle(hSCService);
#1}%=nAsi //Close the Service Control Manager handle
wXdt\@Qr if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
*h5L1Eq //断开ipc连接
qn{9vr wsprintf(tmp,"\\%s\ipc$",szTarget);
|KPNl\%ID WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
(&V*~OR if(bKilled)
d:]ZFk_* printf("\nProcess %s on %s have been
!VudZ]Sg killed!\n",lpszArgv[4],lpszArgv[1]);
U
=g&c
` else
q/@r# printf("\nProcess %s on %s can't be
CL(D&8v8~ killed!\n",lpszArgv[4],lpszArgv[1]);
@l_rB~ }
[z;}^ 3b return 0;
=&.9z 4A }
-J]N
&[ //////////////////////////////////////////////////////////////////////////
Pum&