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。
{^ec(EsO# OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
l|"6yB | <1>与远程系统建立IPC连接
1y5Ex:JVZT <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
"&o,yd% <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
2xxB\J <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
9Sg<K)Mc <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
4g` jd <6>服务启动后,killsrv.exe运行,杀掉进程
)N!>= <7>清场
zF&=U`v 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
N|Cs=-+ /***********************************************************************
WlwY <) Module:Killsrv.c
5W? PCOh\ Date:2001/4/27
>FF5x#^&c Author:ey4s
i'HQQWd Http://www.ey4s.org QWO]`q`| ***********************************************************************/
L^J-("e_ #include
4,P bg| #include
URTzX
2'[ #include "function.c"
HEF?mD3h #define ServiceName "PSKILL"
^4>k%d X9=N%GY[ SERVICE_STATUS_HANDLE ssh;
K 1#ji*Tp SERVICE_STATUS ss;
Tx>K:`oB /////////////////////////////////////////////////////////////////////////
EtJ8^[u2J void ServiceStopped(void)
Ao.\ {
963aW*r ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
}SfbCa)UO ss.dwCurrentState=SERVICE_STOPPED;
7[#xOZT ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
(/{aJV ss.dwWin32ExitCode=NO_ERROR;
z~oDWANP ss.dwCheckPoint=0;
4gBp8*2 ss.dwWaitHint=0;
>)nS2bOE SetServiceStatus(ssh,&ss);
t;q7t!sC] return;
TJ_=1Y@z }
X`r*ob /////////////////////////////////////////////////////////////////////////
:}}%#/nd void ServicePaused(void)
iz^qR={bW {
IyUdZ,ba ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Zj9c9 ss.dwCurrentState=SERVICE_PAUSED;
C*kK)6v` ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Kuw^qX" ss.dwWin32ExitCode=NO_ERROR;
ocR dbmS ss.dwCheckPoint=0;
[3>GGX[Ic ss.dwWaitHint=0;
[0;buVU. SetServiceStatus(ssh,&ss);
/R8p] return;
GF<[ } }
V2 d,ksKwn void ServiceRunning(void)
m@G i6 {
<^R{U&Z@ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
D{7w!z ss.dwCurrentState=SERVICE_RUNNING;
Qst$S} n ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
oF:v
JDSS ss.dwWin32ExitCode=NO_ERROR;
X ]j)+DX> ss.dwCheckPoint=0;
_F(P*[[& ss.dwWaitHint=0;
Nn6S
8kc SetServiceStatus(ssh,&ss);
$W8Cf[a return;
YV'pVO'_+ }
~2*9{ /////////////////////////////////////////////////////////////////////////
p3951-D void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
FiAY\4 {
E#%}ZY switch(Opcode)
:<S<f% {
W[''Cc. case SERVICE_CONTROL_STOP://停止Service
!7p}C-RZp ServiceStopped();
vsyWm.E break;
|F$BvCg case SERVICE_CONTROL_INTERROGATE:
,_v|#g@{ SetServiceStatus(ssh,&ss);
n.6T
OF break;
iAn'aW\TF }
Gpj* V|J return;
pHE}ytcT }
db72W
x0> //////////////////////////////////////////////////////////////////////////////
a$11PBi[9 //杀进程成功设置服务状态为SERVICE_STOPPED
0HeD{TH\ //失败设置服务状态为SERVICE_PAUSED
\.{AAj^qD //
v({N:ya void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
%Q"(/jm? {
P7 y q^| ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
X JGB)3QI if(!ssh)
^z;JVrW {
Jl<ns,Zg ServicePaused();
lHfe<j] return;
wD\ZOn_J }
f>9s!Hpu_ ServiceRunning();
??qq: `s Sleep(100);
k) \gWPH //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
%CnxjtTo //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
OEhHR if(KillPS(atoi(lpszArgv[5])))
W#w.h33)#6 ServiceStopped();
Do7=#|bAM else
;iYff N ServicePaused();
u0s8yPA return;
T/r#H__` }
p]G3)s@> /////////////////////////////////////////////////////////////////////////////
w!^~<{Kz void main(DWORD dwArgc,LPTSTR *lpszArgv)
G 7LIdn= {
Q\Kx"Y3i SERVICE_TABLE_ENTRY ste[2];
Td\o9 ste[0].lpServiceName=ServiceName;
'cZN{ZMWG ste[0].lpServiceProc=ServiceMain;
4\otq%Y ste[1].lpServiceName=NULL;
0$ .m_0H ste[1].lpServiceProc=NULL;
|Bo .4lX StartServiceCtrlDispatcher(ste);
_s.;eHp, return;
\[:/CxP }
m}j:nk /////////////////////////////////////////////////////////////////////////////
MmTC=/j 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
D1s4`V - 下:
.3qu9eP /***********************************************************************
4$6T+i2E
Module:function.c
is^pgKX Date:2001/4/28
b-5y9 K Author:ey4s
zDOKShG Http://www.ey4s.org \6I+K" ***********************************************************************/
l{c]p- #include
?Ke
eHMu ////////////////////////////////////////////////////////////////////////////
wEW4gz{s BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
csZc|kDI {
Qeq5 gN] TOKEN_PRIVILEGES tp;
zy'D!db`Z LUID luid;
&}6KPA; ksR1kvTm if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
eet Q}] {
Q4* -wF-P printf("\nLookupPrivilegeValue error:%d", GetLastError() );
(7FW9X; return FALSE;
LtgXShp_! }
,,L2(N tp.PrivilegeCount = 1;
Y k7-` tp.Privileges[0].Luid = luid;
tB7}|jC if (bEnablePrivilege)
d(`AXyw tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
'])2k@o@ else
O\KQl0*l\\ tp.Privileges[0].Attributes = 0;
F/c$v // Enable the privilege or disable all privileges.
(@0O AdjustTokenPrivileges(
'T=~jA7SkT hToken,
E; $+f FALSE,
0C%W&;r0 &tp,
AV8T sizeof(TOKEN_PRIVILEGES),
|Hr:S":9 (PTOKEN_PRIVILEGES) NULL,
po9
9 y- (PDWORD) NULL);
g| <wyt[ // Call GetLastError to determine whether the function succeeded.
{XurC}#\ if (GetLastError() != ERROR_SUCCESS)
R<ND=[}s {
Bf`9V713 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
=WZqQq{ return FALSE;
5~sx:0; }
I751 t return TRUE;
9Z"+?bv/ }
"6ECgyD+E! ////////////////////////////////////////////////////////////////////////////
`Mj}md;O" BOOL KillPS(DWORD id)
BQ</g* $; {
d%@~mcH> HANDLE hProcess=NULL,hProcessToken=NULL;
1nknSw# BOOL IsKilled=FALSE,bRet=FALSE;
{:nQl} __try
,|?CU
r9Y {
]q5`YB%_ 3uu~p!2 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
<bck~E {
&QX`NO6 printf("\nOpen Current Process Token failed:%d",GetLastError());
e?0q9W __leave;
D#A~Nbc }
}ArpPU
:] //printf("\nOpen Current Process Token ok!");
{Rq1HH if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
~ I}9;XT {
?|{XZQ~ __leave;
3oZ=k]\ }
p{dwZ_gl
printf("\nSetPrivilege ok!");
uQb!= ] tirIgZ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
-D^A:}$ {
)3<:tV8 printf("\nOpen Process %d failed:%d",id,GetLastError());
o_M.EZO __leave;
_Us*+
2(4L }
A=zPLq{Sb //printf("\nOpen Process %d ok!",id);
)2q~u%9n if(!TerminateProcess(hProcess,1))
<Peebv&v {
gd/H``x|Y printf("\nTerminateProcess failed:%d",GetLastError());
#%@*p,xh __leave;
nwt C:*} }
1_'? JfY- IsKilled=TRUE;
`IpA.| Y }
IxR?' __finally
1' v5/ {
= VLS/\A if(hProcessToken!=NULL) CloseHandle(hProcessToken);
{Hmo1|_S| if(hProcess!=NULL) CloseHandle(hProcess);
yqXH:757~ }
f
).1]~ return(IsKilled);
)py{\r9X }
}V;+l8 //////////////////////////////////////////////////////////////////////////////////////////////
3l<S}k@M) 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:
22P$ ~ch /*********************************************************************************************
KfCoe[Vv ModulesKill.c
5BkV aF7Th Create:2001/4/28
*1Z5+uVT[ Modify:2001/6/23
y7i %W4 Author:ey4s
lOwS&4UT Http://www.ey4s.org i JxQB\x PsKill ==>Local and Remote process killer for windows 2k
h0Z{,s} **************************************************************************/
g$:Xuw1 #include "ps.h"
m4E)qCvy #define EXE "killsrv.exe"
88"Sai #define ServiceName "PSKILL"
3=Ec" <mMTD8Sx] #pragma comment(lib,"mpr.lib")
P|2E2=G //////////////////////////////////////////////////////////////////////////
%Pqk63QF //定义全局变量
j;_c+w!P SERVICE_STATUS ssStatus;
Q zZ;Ob]' SC_HANDLE hSCManager=NULL,hSCService=NULL;
Z4$cyL'$P BOOL bKilled=FALSE;
[
=x s4= char szTarget[52]=;
4F>Urh+ //////////////////////////////////////////////////////////////////////////
t&Os;x?To? BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
/y7M lU9 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
9mc!bj^811 BOOL WaitServiceStop();//等待服务停止函数
R2L;bGI*J BOOL RemoveService();//删除服务函数
8mLP5s!7 /////////////////////////////////////////////////////////////////////////
L\{IljA int main(DWORD dwArgc,LPTSTR *lpszArgv)
Lj\/Ji_ {
ik|-L8 BOOL bRet=FALSE,bFile=FALSE;
g[>\4B9t char tmp[52]=,RemoteFilePath[128]=,
$N']TN szUser[52]=,szPass[52]=;
_qqr5NU HANDLE hFile=NULL;
$uui:wU%Q DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
WnwhSr2 WnUweSdW //杀本地进程
(C]
SH\ if(dwArgc==2)
l&VjUPz_ {
GsbAlNP if(KillPS(atoi(lpszArgv[1])))
+QM@VQ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
zOEY6lAwI else
"TV(H+1,z printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
!J*,)kRN lpszArgv[1],GetLastError());
{HC@u{K- return 0;
E Uar/ }
0qjXQs} //用户输入错误
G'zF)0oD else if(dwArgc!=5)
;VO.!5W@eg {
aKUS5jDu printf("\nPSKILL ==>Local and Remote Process Killer"
\?j E#^ "\nPower by ey4s"
o[ENp'r "\nhttp://www.ey4s.org 2001/6/23"
j#~Jxv%n "\n\nUsage:%s <==Killed Local Process"
gw`B "c| "\n %s <==Killed Remote Process\n",
?T_3n: lpszArgv[0],lpszArgv[0]);
E+"dqSI/v return 1;
._wkj }
]Fvm 7V //杀远程机器进程
H_!4>G@ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
<D&)OxEn\ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
=z?%;4'| strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
&bqT/H18 }7G8|54t //将在目标机器上创建的exe文件的路径
FG3UZVUg9 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
dw~p?[ __try
"x941} {
w#JJXXQI //与目标建立IPC连接
P+t#4J if(!ConnIPC(szTarget,szUser,szPass))
V>64/ {
]%uZ\Q;9p printf("\nConnect to %s failed:%d",szTarget,GetLastError());
:0K8h return 1;
E|YdcS }
bsxTqJ printf("\nConnect to %s success!",szTarget);
#>Y'sd5'A //在目标机器上创建exe文件
vhvdKD
vQF
vtwd hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
T&T/C@z'R E,
58%'UwKn NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
?6c-7QV if(hFile==INVALID_HANDLE_VALUE)
j7FN\
cz {
]Ni$.@Hu$ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
5!C_X5M __leave;
O=) }
H$ftGwS8 //写文件内容
[ rNXQ`/ while(dwSize>dwIndex)
wdzOFDA {
k{tMzx]F__ I9o6k?$K if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
bW#@OrsS {
wiOgyMdx printf("\nWrite file %s
Y=Z1Tdxa| failed:%d",RemoteFilePath,GetLastError());
'tN25$=V&W __leave;
iDl;!b&V. }
AeIrr*~]B dwIndex+=dwWrite;
&)i|$J 2. }
H9 C9P17 //关闭文件句柄
+,:^5{9{ CloseHandle(hFile);
Rj~ bFile=TRUE;
'B83m#HR# //安装服务
q;5i4| if(InstallService(dwArgc,lpszArgv))
B:"THN^ {
DlMe5=n-u //等待服务结束
#X:
'aj98 if(WaitServiceStop())
@4%L36k {
ULc`~] //printf("\nService was stoped!");
x?x`oirh }
M >:]lpRK else
x\?;=@AW {
|o'Q62`%} //printf("\nService can't be stoped.Try to delete it.");
KPSh#x&I }
oHM
] Sleep(500);
|vte=)% //删除服务
&"_u}I&\ RemoveService();
ERUt'1F?] }
`<^VR[Mx }
K.C>
a:J __finally
0.r4f'vk {
#8{F9w<Rf //删除留下的文件
M)?dEgU}M if(bFile) DeleteFile(RemoteFilePath);
lX:|iB //如果文件句柄没有关闭,关闭之~
OE)~yKy if(hFile!=NULL) CloseHandle(hFile);
?EMK8; //Close Service handle
bG&"9b_c if(hSCService!=NULL) CloseServiceHandle(hSCService);
}14{2=!Q //Close the Service Control Manager handle
%I!:ITa if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
gB\T[RV //断开ipc连接
K\[!SXg@ wsprintf(tmp,"\\%s\ipc$",szTarget);
y AF+bCXo WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
~5ZvOX6L2 if(bKilled)
zJa)* N printf("\nProcess %s on %s have been
"Th$#3 killed!\n",lpszArgv[4],lpszArgv[1]);
, xx6$uZ else
?%Rw(E printf("\nProcess %s on %s can't be
ZaFb*XRgS killed!\n",lpszArgv[4],lpszArgv[1]);
qo+N,x9o }
&m3.h!dq return 0;
BE&B}LfvfO }
f0+2t.tj //////////////////////////////////////////////////////////////////////////
Mv|ykJoz" BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
&