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。
8-NycG&) OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
'(FC
<1>与远程系统建立IPC连接
Qv5fK <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
^h$*7u"^y <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
#Zw:&'
QB <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
+^+'.xQ <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
x<M::")5!V <6>服务启动后,killsrv.exe运行,杀掉进程
n)"JMzjQ< <7>清场
QMz =e 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
,AweHUEn /***********************************************************************
lUB?eQuN_ Module:Killsrv.c
R%RxF=@ Date:2001/4/27
wR@>U.XT@ Author:ey4s
:\P@c(c{^C Http://www.ey4s.org W/bW=.d
Jd ***********************************************************************/
$uDgBZA\ #include
sWte& #include
=DJ:LmK #include "function.c"
A~PR #define ServiceName "PSKILL"
TLVsTM8P M,_
$s, SERVICE_STATUS_HANDLE ssh;
/HLI9 SERVICE_STATUS ss;
17Cb{Q /////////////////////////////////////////////////////////////////////////
=yZq]g6Q void ServiceStopped(void)
< ,0D|O,Y {
W&Fm;m@M ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
`!Z?F]):G ss.dwCurrentState=SERVICE_STOPPED;
kEnGr6e ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
H5x7)1Ir| ss.dwWin32ExitCode=NO_ERROR;
hg" i;I ss.dwCheckPoint=0;
f(w>(1&/B ss.dwWaitHint=0;
Cjr]l! SetServiceStatus(ssh,&ss);
kZz'&xdv'. return;
)1 T2u }
rgzra"u) /////////////////////////////////////////////////////////////////////////
c%/b*nQ(= void ServicePaused(void)
]nUr E6 {
7j\^h2 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
?d-w#<AiV ss.dwCurrentState=SERVICE_PAUSED;
;yomaAr ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
hJ{u!:4 ss.dwWin32ExitCode=NO_ERROR;
}8x+F2i ss.dwCheckPoint=0;
ud`-w ss.dwWaitHint=0;
vd[7Pxe SetServiceStatus(ssh,&ss);
9Vm1q!lE return;
]qT&6:;-] }
-p_5T*R void ServiceRunning(void)
f"FFgQMkv {
<3{MS],<< ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
?"9h-g3`x} ss.dwCurrentState=SERVICE_RUNNING;
!{.CGpS ] ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
[
@eA o> ss.dwWin32ExitCode=NO_ERROR;
,XO@ZBOM ss.dwCheckPoint=0;
gQ{ #C' ss.dwWaitHint=0;
`xBoNQai SetServiceStatus(ssh,&ss);
tdH[e0x B return;
;nBf }
+Umsr /////////////////////////////////////////////////////////////////////////
!#)t<9]fv void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
k)n
b<JW|r {
h+1|.d switch(Opcode)
cpjwc@UMe {
cb9-~*1 case SERVICE_CONTROL_STOP://停止Service
\s*M5oN]] ServiceStopped();
D!o[Sm}JO[ break;
:0l+x0l} case SERVICE_CONTROL_INTERROGATE:
(kLaXayn SetServiceStatus(ssh,&ss);
xx`YBn~" break;
%1Q:{m }
?@G s7' return;
uslu-|b!% }
f#!+l1GV //////////////////////////////////////////////////////////////////////////////
f=l/Fp}4UH //杀进程成功设置服务状态为SERVICE_STOPPED
L\2"1%8Wj //失败设置服务状态为SERVICE_PAUSED
4{uQ}ea //
N5 5F5 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
6j|Ncv {
7~XC_Yc1 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
'v]0;~\mp> if(!ssh)
a* cWj}u {
Uqel
UL} ServicePaused();
xvOz*vM? return;
I8gNg
Z }
f7_(C0d ServiceRunning();
jKml:)k Sleep(100);
NuQ!huh //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
r/sSkF F //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
M1/d7d if(KillPS(atoi(lpszArgv[5])))
OE@[a ServiceStopped();
^K<3_D>1> else
h <4`|Bg+ ServicePaused();
N#ggT9>X return;
|P>7C }
%hSQ\T<8[o /////////////////////////////////////////////////////////////////////////////
%aNm j)L void main(DWORD dwArgc,LPTSTR *lpszArgv)
s/7Z.\ {
ov_l)vt
SERVICE_TABLE_ENTRY ste[2];
WLl8oE<X ste[0].lpServiceName=ServiceName;
A08kwYxiW ste[0].lpServiceProc=ServiceMain;
r:bJU1P1$s ste[1].lpServiceName=NULL;
p*b_"aF 1 ste[1].lpServiceProc=NULL;
"-=fi
'D StartServiceCtrlDispatcher(ste);
$2a"Ec!7 return;
+.!D>U$)} }
|]9@JdmV /////////////////////////////////////////////////////////////////////////////
O >h` 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
6nL^"3@S! 下:
NBPP?\1 /***********************************************************************
5GM-*Ak @ Module:function.c
.P1WY Date:2001/4/28
I>;{BYPV Author:ey4s
[#Qf#T%5h Http://www.ey4s.org "Wj{+|f ***********************************************************************/
w^0hVrws=, #include
/
dJz?0 ////////////////////////////////////////////////////////////////////////////
hVF^"$ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
:IZAdlz[@ {
yh
E% X TOKEN_PRIVILEGES tp;
|,$&jSe LUID luid;
N6._Jb N0p6xg~ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
a^%)6E.[, {
p3A9<g printf("\nLookupPrivilegeValue error:%d", GetLastError() );
LFax$CZc return FALSE;
VO0:4{- }
Y!L-5|G tp.PrivilegeCount = 1;
t1hQ0 B tp.Privileges[0].Luid = luid;
E:K4k < if (bEnablePrivilege)
$9X+dvu* tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
6.)ug7aF else
1D'r;`z tp.Privileges[0].Attributes = 0;
8{ZTHY- // Enable the privilege or disable all privileges.
@/s|<* AdjustTokenPrivileges(
#^L&H
oo6 hToken,
r]!#v{#. FALSE,
k;^$Pd?t &tp,
Uoe{,4T sizeof(TOKEN_PRIVILEGES),
4:/V|E\D (PTOKEN_PRIVILEGES) NULL,
y^C5_w(^jZ (PDWORD) NULL);
h^ Cm\V // Call GetLastError to determine whether the function succeeded.
{IgH0+z if (GetLastError() != ERROR_SUCCESS)
$eFMn$o {
;M.Q=#;E printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
0OM^,5%8 return FALSE;
t"4* ]S }
p3Ux%/ZqPV return TRUE;
\#,2#BmO"E }
vW &G\L ////////////////////////////////////////////////////////////////////////////
9E ^!i BOOL KillPS(DWORD id)
g[(@@TiG {
.aT@'a{F HANDLE hProcess=NULL,hProcessToken=NULL;
K;6#v% BOOL IsKilled=FALSE,bRet=FALSE;
qTJ0}F __try
M#gxiN {
"%Ok3Rvv ." xP{ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
m8L *LB {
KM;H '~PZi printf("\nOpen Current Process Token failed:%d",GetLastError());
,1{qZ(l1 __leave;
jc"sPr v5 }
(}39f //printf("\nOpen Current Process Token ok!");
4J5 zSTw if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
o4" [{LyT {
1L!;lP2 __leave;
vQ}ZfP }
)J[m>tyY5 printf("\nSetPrivilege ok!");
Z9DfwWI2nu N)"8CvQL if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
[_JdV(]$ {
vi}16V84l printf("\nOpen Process %d failed:%d",id,GetLastError());
Ca'BE#q __leave;
44u)F@) }
Yk|6?e{+) //printf("\nOpen Process %d ok!",id);
+g
g_C'" if(!TerminateProcess(hProcess,1))
!CU-5bpu {
DU\ytD`u printf("\nTerminateProcess failed:%d",GetLastError());
KyNu8s k __leave;
K[icVT2v~ }
+ Tp% * IsKilled=TRUE;
lMFo)4&P }
K? o p3}f? __finally
|aP`hVm {
;d}>8w&tfy if(hProcessToken!=NULL) CloseHandle(hProcessToken);
Z4i))%or if(hProcess!=NULL) CloseHandle(hProcess);
x:Q\pZ }
!\7M7 return(IsKilled);
~6;I"0b5 }
i F+:j8
b //////////////////////////////////////////////////////////////////////////////////////////////
!+eU 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:
>T]9.`xhK /*********************************************************************************************
I$.lFQ%( ModulesKill.c
KdkL_GSLT Create:2001/4/28
i(|ug_^ Modify:2001/6/23
z0rYzn?MR Author:ey4s
+%XByY5 Http://www.ey4s.org ];k!*lR) PsKill ==>Local and Remote process killer for windows 2k
HX2u{2$ **************************************************************************/
DujVV(+I #include "ps.h"
O8 .iP+ #define EXE "killsrv.exe"
)G)6D"5,+G #define ServiceName "PSKILL"
#HgNwM ]_(hUj._ #pragma comment(lib,"mpr.lib")
OM1Z}%J //////////////////////////////////////////////////////////////////////////
)>1}I_1j) //定义全局变量
82@^vX SERVICE_STATUS ssStatus;
=;-C;gn:w SC_HANDLE hSCManager=NULL,hSCService=NULL;
F{jxs/~ BOOL bKilled=FALSE;
>h8m)Q char szTarget[52]=;
`+n0a@BVB //////////////////////////////////////////////////////////////////////////
A{s-g>s BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
Bg),Q8\I BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
j;.P BOOL WaitServiceStop();//等待服务停止函数
B/l^=u+- BOOL RemoveService();//删除服务函数
~+1mH /////////////////////////////////////////////////////////////////////////
ML>M:Ik+ int main(DWORD dwArgc,LPTSTR *lpszArgv)
r\"R?P$y| {
pK-tj BOOL bRet=FALSE,bFile=FALSE;
YA
pC|R,^ char tmp[52]=,RemoteFilePath[128]=,
z6U'"T"a szUser[52]=,szPass[52]=;
`n>|rd HANDLE hFile=NULL;
B(M-;F DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
#Gi`s?
kS_#8I //杀本地进程
OvT[JpV if(dwArgc==2)
+A8q.-N
G {
d2eXN3" if(KillPS(atoi(lpszArgv[1])))
[KBa=3>{ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
)K?7(H/j else
r5xm7- `c printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
d(|?gN^ lpszArgv[1],GetLastError());
D4c'6WGb@ return 0;
N
&
b3cV }
iT&4;W=72~ //用户输入错误
lt-3OcC else if(dwArgc!=5)
>bWpj8Kv {
YT?Lt!cl= printf("\nPSKILL ==>Local and Remote Process Killer"
v_Vw!u "\nPower by ey4s"
Ee MKo "\nhttp://www.ey4s.org 2001/6/23"
HTQTDbhV^ "\n\nUsage:%s <==Killed Local Process"
LT$t%V0?.e "\n %s <==Killed Remote Process\n",
5{(4% lpszArgv[0],lpszArgv[0]);
"y~*1kBu return 1;
,ASNa^7/> }
F_0D)H)N@ //杀远程机器进程
.'o=J`| strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
Ba?1q%eG strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
*Zg=cI@)( strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
\xp0n e1XKlgl //将在目标机器上创建的exe文件的路径
H0&wn#);6R sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
9nVb$pf e# __try
\},H\kK+^ {
"7EK{6&jQ //与目标建立IPC连接
!pU^?Hy= if(!ConnIPC(szTarget,szUser,szPass))
-q9m@!L {
OcMB)1uh\ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
/-!Fr:Ox> return 1;
>n/0od9 }
jNx{*2._r printf("\nConnect to %s success!",szTarget);
B &B4 P //在目标机器上创建exe文件
5Q%)|(U' +dLUq2 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
@TW:6v` E,
esZhX)dS NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
_;^x^ if(hFile==INVALID_HANDLE_VALUE)
8J&9}@y {
>{(c\oMD printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
\i[N";K __leave;
Has}oe[ }
6d8)] //写文件内容
/L2ZI1v while(dwSize>dwIndex)
sF)$<[w {
NUb$PT 5l@}1n if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
6'mZM=d {
q1YNp`]0i8 printf("\nWrite file %s
yn+m,K/ failed:%d",RemoteFilePath,GetLastError());
X ]&`"Z] __leave;
n%\\1 }
f%_$RdU dwIndex+=dwWrite;
gO*Gf2AG }
9wc\~5{li //关闭文件句柄
a'-xCV|^ CloseHandle(hFile);
xS/=9l/G bFile=TRUE;
m,hqq%qz //安装服务
ZTqt 4H if(InstallService(dwArgc,lpszArgv))
)40YA\V {
`ba<eT': //等待服务结束
VIGLl'8p if(WaitServiceStop())
(?uK {
~FI} [6Dd //printf("\nService was stoped!");
| 9 *$6Y }
J+0
?e9 else
=$~x] {
Z$Ps_Ik //printf("\nService can't be stoped.Try to delete it.");
nx`W!|g$` }
JKp@fQT * Sleep(500);
T|oDJ]\J //删除服务
Z^mIGy} RemoveService();
<;+QK=f }
|M<R{Tt}nf }
WpI5C,3Z!l __finally
Z'^.H3YvL {
n#GHa>p.- //删除留下的文件
6xh-m if(bFile) DeleteFile(RemoteFilePath);
xU.Ymq& 5 //如果文件句柄没有关闭,关闭之~
75Bn p9 if(hFile!=NULL) CloseHandle(hFile);
+C`vO5\0 //Close Service handle
iu+H+_ if(hSCService!=NULL) CloseServiceHandle(hSCService);
2qj0iRH#N< //Close the Service Control Manager handle
pek5P4W_ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
6NFLk+kqN //断开ipc连接
.d)H2X wsprintf(tmp,"\\%s\ipc$",szTarget);
mp]UUpt WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
5oD%~Fk l if(bKilled)
oFGgr2Re printf("\nProcess %s on %s have been
QmPHf*w[ killed!\n",lpszArgv[4],lpszArgv[1]);
kA 4kQ}q else
\w{fq+G printf("\nProcess %s on %s can't be
| qf8y killed!\n",lpszArgv[4],lpszArgv[1]);
!.{{QwZ }
ybm&g( -\ return 0;
ORV'dr }
N;,N6&veK/ //////////////////////////////////////////////////////////////////////////
D>q?My BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
#Bn7Cc {
w\.z-6G NETRESOURCE nr;
f9E.X\" char RN[50]="\\";
z1~U# dG]s_lb9H strcat(RN,RemoteName);
Vuo 8[h> strcat(RN,"\ipc$");
fNi_C"< I03
45Hc nr.dwType=RESOURCETYPE_ANY;
{7q +3f < nr.lpLocalName=NULL;
{5:V
hW} nr.lpRemoteName=RN;
Wr;?t! nr.lpProvider=NULL;
}NJ? .Y I:#Es. if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
J$<g"z3 return TRUE;
TBqJ.a else
h|'T'l&z return FALSE;
AfW9;{j&I }
PizPsJ|& /////////////////////////////////////////////////////////////////////////
#(NkbJ5ka BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
m)9qO7P {
KuO5` BOOL bRet=FALSE;
&ExYul __try
Q:B : {
O8:,XTAN //Open Service Control Manager on Local or Remote machine
*m sW4|=^2 hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
0zAj.iG if(hSCManager==NULL)
vb.`rj6 {
=' cr@[~i printf("\nOpen Service Control Manage failed:%d",GetLastError());
;0 VE* __leave;
ou@ P#:<B }
k iCg+@nT //printf("\nOpen Service Control Manage ok!");
S|%f<zAtJ //Create Service
ewtoAru hSCService=CreateService(hSCManager,// handle to SCM database
b|*A%?m ServiceName,// name of service to start
<3>Ou(F ServiceName,// display name
a{6rQ SERVICE_ALL_ACCESS,// type of access to service
i=<N4Vx SERVICE_WIN32_OWN_PROCESS,// type of service
vF=d`T< SERVICE_AUTO_START,// when to start service
bgm$<