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。
$9DV} OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
M-3kF" <1>与远程系统建立IPC连接
CA)DQYp{ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
"P<IQx <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
>(s)S[\ <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
31\l0Jg <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
:b[
[}' <6>服务启动后,killsrv.exe运行,杀掉进程
8<Cu S <7>清场
RU3:[(7 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
WG8}}`F| /***********************************************************************
5A,@$yp+ Module:Killsrv.c
W3s>+yU Date:2001/4/27
V?Y;.n&y Author:ey4s
"d60IM#N? Http://www.ey4s.org bT<if@h- ***********************************************************************/
Yy6Mkw7X #include
)-q#hY #include
dd#=_xe #include "function.c"
>M{=qs #define ServiceName "PSKILL"
Bb2;zOGdA XBE+O7 SERVICE_STATUS_HANDLE ssh;
=X[]0.I% SERVICE_STATUS ss;
`0Y`]kSY+ /////////////////////////////////////////////////////////////////////////
-xS{{"- void ServiceStopped(void)
<H{%` {
=&RpW7] ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
;*^2,_ ss.dwCurrentState=SERVICE_STOPPED;
5qzFH, ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
.}n%gc~A ss.dwWin32ExitCode=NO_ERROR;
0b%"=J2/p. ss.dwCheckPoint=0;
{.=089`{ ss.dwWaitHint=0;
#~l(t_m{ SetServiceStatus(ssh,&ss);
8"L#5MO t return;
4}@J]_]Z }
wQ
/IT}- /////////////////////////////////////////////////////////////////////////
&~of]A void ServicePaused(void)
O4w6\y3U {
?ACflU_k ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Umx~!YL! ss.dwCurrentState=SERVICE_PAUSED;
hh/C{ l ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
@> n7 ss.dwWin32ExitCode=NO_ERROR;
kR2kV"-l ss.dwCheckPoint=0;
DPCB=2E ss.dwWaitHint=0;
r(;sX SetServiceStatus(ssh,&ss);
0Q?XU.v return;
d[mmwgSR?I }
v?e@`;-
< void ServiceRunning(void)
F?#^wm5TZ {
6-8,qk ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
K.s\xA5`_ ss.dwCurrentState=SERVICE_RUNNING;
EXDZehLD<] ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
.)L%ANf ss.dwWin32ExitCode=NO_ERROR;
\c1u$'| v ss.dwCheckPoint=0;
5VD(fW[OW] ss.dwWaitHint=0;
cPD&xVwq> SetServiceStatus(ssh,&ss);
IE7%u92 return;
}71a3EUK }
\ng!qN /////////////////////////////////////////////////////////////////////////
`}t<5_ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
qxKW%{6o {
{j$ :9 H switch(Opcode)
2P3,\L {
[B<htD& case SERVICE_CONTROL_STOP://停止Service
0c6b_%Rd ServiceStopped();
KE>|,Ur break;
N 4Kj)E@ case SERVICE_CONTROL_INTERROGATE:
2d),*Cvf SetServiceStatus(ssh,&ss);
nn[OC=cDN break;
?=zF]J:G1w }
]-ad\PI$ return;
c>I(6$ }
%d-|C. //////////////////////////////////////////////////////////////////////////////
L'(ei7Z //杀进程成功设置服务状态为SERVICE_STOPPED
7i-G5%w7 //失败设置服务状态为SERVICE_PAUSED
\ZN> 7?Vs //
ncw)VH;_- void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
SI_u0j4%* {
}7?n\I+n" ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
sz;B-1^6 if(!ssh)
ykAZP[^' {
F|mppY'<J ServicePaused();
Y:f"Zx return;
u^2)oL }
kAc8[Hn ServiceRunning();
>6yA+?[: Sleep(100);
C_CUk d[ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
(*qMs)~]B //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
>\f'Q Q if(KillPS(atoi(lpszArgv[5])))
4FwtC"G3 ServiceStopped();
`Vph=`0 else
h 8Shf" ServicePaused();
g$X4ZRSel return;
b&wyp@k }
KZeaM /////////////////////////////////////////////////////////////////////////////
^w|D^F=o void main(DWORD dwArgc,LPTSTR *lpszArgv)
}4$k-,1S {
'Cr2&
dy SERVICE_TABLE_ENTRY ste[2];
w3hG\2)[HS ste[0].lpServiceName=ServiceName;
dgbqMu" ste[0].lpServiceProc=ServiceMain;
-hy`Np ste[1].lpServiceName=NULL;
^@91BY ste[1].lpServiceProc=NULL;
Hs9; &C StartServiceCtrlDispatcher(ste);
'xK ,|U return;
7-#R[8S }
JSp V2c5Q /////////////////////////////////////////////////////////////////////////////
q>X30g 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
lftT55Tki 下:
AFM Ip^F /***********************************************************************
dd?ZQ:n Module:function.c
^9_4#Ep( Date:2001/4/28
tJ3Hg8; Author:ey4s
3lh^maQ] Http://www.ey4s.org L0^rw|Z%' ***********************************************************************/
Nw3K@Ge #include
b=87k ////////////////////////////////////////////////////////////////////////////
9nGS"E l{ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
G q&[T: {
)t?_3'W TOKEN_PRIVILEGES tp;
BYuoeN! LUID luid;
^RIDC/B=V6 ,ma4bqRMc if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
!tuN_ {
^ "D printf("\nLookupPrivilegeValue error:%d", GetLastError() );
;\mTm;]G return FALSE;
TyGsSc }
%f-Uwq&}Y" tp.PrivilegeCount = 1;
{zNFp#z tp.Privileges[0].Luid = luid;
z5tOsU if (bEnablePrivilege)
(Ts#^qC tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
]=ubl!0=: else
S+*%u/;l tp.Privileges[0].Attributes = 0;
tNbL) // Enable the privilege or disable all privileges.
A_pcv7=@ AdjustTokenPrivileges(
0?80V' hToken,
;NoD4* FALSE,
c.?+rcnq &tp,
>Hd Pcsl L sizeof(TOKEN_PRIVILEGES),
$ca>bX] (PTOKEN_PRIVILEGES) NULL,
Id}@ (PDWORD) NULL);
[TaYNc!\ // Call GetLastError to determine whether the function succeeded.
o[Gp *o\ if (GetLastError() != ERROR_SUCCESS)
!
<O,xI' {
_~}n(?> printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
<&CzM"\Em return FALSE;
&sA@! }
Y^(NzN return TRUE;
)O:T\{7+ }
#cCR\$-~ ////////////////////////////////////////////////////////////////////////////
[kp# BOOL KillPS(DWORD id)
Yn>y1~ {
TBU.%3dEyI HANDLE hProcess=NULL,hProcessToken=NULL;
uP.[,V0@^ BOOL IsKilled=FALSE,bRet=FALSE;
HYcwtw6 __try
i_'u:P<t {
p E56CM :k&5Z`>) if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
_GtG8ebr {
lm[LDtc printf("\nOpen Current Process Token failed:%d",GetLastError());
p=jIDM' __leave;
$T2n^yz }
-.
J@ //printf("\nOpen Current Process Token ok!");
2;`F`}BA if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
<&m
`)FJ {
HUWCCVn& __leave;
J_@`:l0,z }
N*{>8iFo4 printf("\nSetPrivilege ok!");
Y'9<fSn5& (i)Ed9~F" if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
;n2b$MB?nM {
WoSJp5By$ printf("\nOpen Process %d failed:%d",id,GetLastError());
iS#m{1m$$ __leave;
6>e YG<y{ }
\!J9| //printf("\nOpen Process %d ok!",id);
F#>^S9Gml if(!TerminateProcess(hProcess,1))
6v(;dolBIw {
>sZ207* printf("\nTerminateProcess failed:%d",GetLastError());
sqjv3=} __leave;
,0fYB*jk }
:/6gGU>pu IsKilled=TRUE;
dt1,!sHn }
o4d[LV4DS __finally
$g @-WNe {
xA#'%|" if(hProcessToken!=NULL) CloseHandle(hProcessToken);
gU%R9 if(hProcess!=NULL) CloseHandle(hProcess);
nep-?7x }
R) 'AI[la return(IsKilled);
#Py\' }
Ynx.$$`$= //////////////////////////////////////////////////////////////////////////////////////////////
iTpK:pX 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:
5Vu@gRk_ /*********************************************************************************************
a"pejW`m ModulesKill.c
15U[F0b Create:2001/4/28
`7o(CcF6H Modify:2001/6/23
k_A
9gj1 Author:ey4s
)u}My Fl. Http://www.ey4s.org f<K7m PsKill ==>Local and Remote process killer for windows 2k
nv-_\M **************************************************************************/
+jrMvk" #include "ps.h"
?6>rQ6tBv #define EXE "killsrv.exe"
`mo>~c7 #define ServiceName "PSKILL"
6~y7A<[^ w@Gk# #pragma comment(lib,"mpr.lib")
:d`8:gv? //////////////////////////////////////////////////////////////////////////
6H:'_|G //定义全局变量
Xw<5VIAHm; SERVICE_STATUS ssStatus;
^[u*m%UB SC_HANDLE hSCManager=NULL,hSCService=NULL;
B>{\qj)% BOOL bKilled=FALSE;
;=oGg%@aP char szTarget[52]=;
KRN{Ath. //////////////////////////////////////////////////////////////////////////
JzZ9ua BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
?:1)=I<A4 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
]Yd7 BOOL WaitServiceStop();//等待服务停止函数
U.0bbr BOOL RemoveService();//删除服务函数
\[ 5mBuk /////////////////////////////////////////////////////////////////////////
Ymr\8CG/ int main(DWORD dwArgc,LPTSTR *lpszArgv)
;DN:AgXP {
.0H!B#9 BOOL bRet=FALSE,bFile=FALSE;
%. -nZ C char tmp[52]=,RemoteFilePath[128]=,
R`F8J}X_ szUser[52]=,szPass[52]=;
?&>H^}gDZ HANDLE hFile=NULL;
}y P98N5o DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
o7#Mr`6H S&w(H'4N //杀本地进程
].,TSnb if(dwArgc==2)
AXOR<Ns` {
@[] A&)B if(KillPS(atoi(lpszArgv[1])))
q oJ4w7 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
Ze>Pg.k+ else
k w]m7T printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
eHy.<VX lpszArgv[1],GetLastError());
i<]Y0_?s return 0;
DfL>fk }
AG==A&d>$ //用户输入错误
W;9Jah. else if(dwArgc!=5)
%G>|u/:U {
twA2U7F printf("\nPSKILL ==>Local and Remote Process Killer"
0-{l4;o "\nPower by ey4s"
| Sf` Cs "\nhttp://www.ey4s.org 2001/6/23"
^FZ7)T "\n\nUsage:%s <==Killed Local Process"
-ipfGb "\n %s <==Killed Remote Process\n",
zMI0W&P M lpszArgv[0],lpszArgv[0]);
I-`qo7dQ_S return 1;
W=)wiRQm }
c(y~,hN&p //杀远程机器进程
<78LB/: strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
fX 41o# strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
K`d3p{M strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
:.,3Zw{l ]p.eF YDh7 //将在目标机器上创建的exe文件的路径
T1}9^3T?{ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
YvP u%=eF __try
[
queXDn"m {
0XNj!^& //与目标建立IPC连接
T2$V5RyX if(!ConnIPC(szTarget,szUser,szPass))
hm5A@Z {
)xMP printf("\nConnect to %s failed:%d",szTarget,GetLastError());
\jcEEIEi return 1;
b2vc }
/Vy8%
printf("\nConnect to %s success!",szTarget);
.O+qtk! //在目标机器上创建exe文件
?fXlrJ >&kb|) hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
+^6v%z E,
:i24@V~){ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
P=jbr"5Q: if(hFile==INVALID_HANDLE_VALUE)
U2(|/M+ {
dGb]`* E printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
c*"TmDY __leave;
ecI[lB }
E*t0ia8 //写文件内容
=>7\s}QZ while(dwSize>dwIndex)
bC mhlSNi {
aF'9&A;q @$( /6]4p if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
+y Yv"J {
sa71Vh{ printf("\nWrite file %s
&2!F:L failed:%d",RemoteFilePath,GetLastError());
=k(~PB^> __leave;
W2a9P_ }
XU}sbbwu dwIndex+=dwWrite;
jKcnZu }
2Rp'ju~O)/ //关闭文件句柄
5_mb+A n, CloseHandle(hFile);
1Jx|0YmO bFile=TRUE;
wPl!}HNf //安装服务
o5N];Nj if(InstallService(dwArgc,lpszArgv))
8;YN`S!o {
\q8D7/q //等待服务结束
w]{NaNIeq1 if(WaitServiceStop())
}0({c~z\ {
h4GR:` //printf("\nService was stoped!");
2Q,8@2w; }
:K3nJ1G& else
?CQ\94kO {
E!4Qc+. //printf("\nService can't be stoped.Try to delete it.");
Q1Jkt }
<Dr*^GX>? Sleep(500);
,cvLvN8 //删除服务
ve#cz2Z RemoveService();
oJk$ +v6 }
9K8f
##3 }
I!)gXtJA" __finally
1{-W?n {
_cZ`7]Z //删除留下的文件
s'V8PN+- if(bFile) DeleteFile(RemoteFilePath);
up~l4]b+ //如果文件句柄没有关闭,关闭之~
X`ifjZ9}d if(hFile!=NULL) CloseHandle(hFile);
{9<2{$Og //Close Service handle
9GdrJ~h if(hSCService!=NULL) CloseServiceHandle(hSCService);
S!GjCog^J //Close the Service Control Manager handle
'U)|m if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
*XmOWV2Y_ //断开ipc连接
+|OkT wsprintf(tmp,"\\%s\ipc$",szTarget);
Bu'PDy~W, WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
] =jnt if(bKilled)
3:rH1vG.m printf("\nProcess %s on %s have been
j/bebR}X killed!\n",lpszArgv[4],lpszArgv[1]);
>8V;:(nt else
.,K?(O4AY printf("\nProcess %s on %s can't be
,~Y5vnaOQ killed!\n",lpszArgv[4],lpszArgv[1]);
"Yn<]Pa_ }
62}bs/% return 0;
&Z+a ( }
JlF0 L%Rc //////////////////////////////////////////////////////////////////////////
%<e\s6|P: BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
Q~4o{"3.' {
!}()mrIlP NETRESOURCE nr;
Z;@F.r char RN[50]="\\";
tIb?23K0 T[=XGAJ strcat(RN,RemoteName);
<