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。
ey4RKk, OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
%=C49(/K_ <1>与远程系统建立IPC连接
2|Of$oMc <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
9WE_9$<V <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
1$1s0yg <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
jV:Krk6T< <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
<~wr;"S <6>服务启动后,killsrv.exe运行,杀掉进程
%OS}BAh^i <7>清场
1D@'uApi. 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
% Q| >t~ /***********************************************************************
){'Ef_/R Module:Killsrv.c
j^ y9+W_b Date:2001/4/27
yWsJa)e3*@ Author:ey4s
kH&KE5 Http://www.ey4s.org ~96fyk| ***********************************************************************/
0f"9wPC #include
QOb+6qy:3 #include
K
chp% #include "function.c"
{\HEUIa]w #define ServiceName "PSKILL"
}F v:g! kX0hRX SERVICE_STATUS_HANDLE ssh;
8oAr<:.= SERVICE_STATUS ss;
OHEl.p]| /////////////////////////////////////////////////////////////////////////
nu'r` void ServiceStopped(void)
'{e9Vh<x {
c,wYXnJ_t ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
C 2$_Ad=s ss.dwCurrentState=SERVICE_STOPPED;
rGNYu\\ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
4F WL\;6 ss.dwWin32ExitCode=NO_ERROR;
Q~p)@[q ss.dwCheckPoint=0;
T4
:UJj} ss.dwWaitHint=0;
2hD(zUSy SetServiceStatus(ssh,&ss);
U-b( return;
ef
!@|2 }
A }(V2 /////////////////////////////////////////////////////////////////////////
7yUtG^'b void ServicePaused(void)
^(w%m# {
>#9f{ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
QQ*`tmy ss.dwCurrentState=SERVICE_PAUSED;
t[dOWgHi ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
//x^[fkNq) ss.dwWin32ExitCode=NO_ERROR;
m'j]T/WF ss.dwCheckPoint=0;
1KHFzx, ss.dwWaitHint=0;
5mtsN# SetServiceStatus(ssh,&ss);
G}|!Jdr return;
]U4)2s }
PG51+# void ServiceRunning(void)
_m?TEqB {
V:YN! ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
>EacXPt-O ss.dwCurrentState=SERVICE_RUNNING;
4lVvs(W? ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
\/wbk`2 ss.dwWin32ExitCode=NO_ERROR;
[Yi;k,F: ss.dwCheckPoint=0;
nfj8z@! ss.dwWaitHint=0;
MAv-`8@| SetServiceStatus(ssh,&ss);
/i[1$/* return;
lR<1x }
M/d6I$~7z /////////////////////////////////////////////////////////////////////////
oJ:\8>)9 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
k=^~\$e {
kWSei3 switch(Opcode)
c[E" {
B(eC|:w[z case SERVICE_CONTROL_STOP://停止Service
)R+26wZ|n* ServiceStopped();
EF8~rKO3 break;
pHftz-RS! case SERVICE_CONTROL_INTERROGATE:
z1AYXW6F SetServiceStatus(ssh,&ss);
p;x3gc;0 break;
+46m~" ] }
"p"M9P' return;
C"gH>G }
c}-WK*v //////////////////////////////////////////////////////////////////////////////
:TZ</3Sw //杀进程成功设置服务状态为SERVICE_STOPPED
VoGyjGt& //失败设置服务状态为SERVICE_PAUSED
j,Vir"-) //
&{R]v/{p] void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
x%`.L6rj {
o4U[;.?c ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
,zP.ch0K if(!ssh)
YCBcyE}p {
(rT1wup ServicePaused();
6?(Z f return;
&Sr7?u`k }
^5{0mn_4i
ServiceRunning();
P.t0o~hoK; Sleep(100);
{[[j .) //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
|bM?Q$>~ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
2@jlF!zC if(KillPS(atoi(lpszArgv[5])))
*?`<Ea ServiceStopped();
b]oPx8*' else
0;X0<IV ServicePaused();
uJ:SN; return;
'VQ
mK# }
|9;MP&68 /////////////////////////////////////////////////////////////////////////////
_yu_Ev}R void main(DWORD dwArgc,LPTSTR *lpszArgv)
`9vCl@"IV {
&f"kWOe$X SERVICE_TABLE_ENTRY ste[2];
R]xXG0 ste[0].lpServiceName=ServiceName;
0Vwl\,7z9 ste[0].lpServiceProc=ServiceMain;
0,M1Q~u%. ste[1].lpServiceName=NULL;
6?uo6 I ste[1].lpServiceProc=NULL;
^;DbIo\6H StartServiceCtrlDispatcher(ste);
,^m;[Dl7 return;
E!6 Nf[ }
a(|,KWHn /////////////////////////////////////////////////////////////////////////////
yrCY-'% 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
;R4qE$u2^ 下:
7zWr5U. /***********************************************************************
ns}"[44C}l Module:function.c
/)LI1\o Date:2001/4/28
dl; Author:ey4s
T0F!0O ` Http://www.ey4s.org 9i`sSi8
***********************************************************************/
#
ZcFxB6) #include
Hp1n*0%dZ& ////////////////////////////////////////////////////////////////////////////
kM o7mkV BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
laX67Vjv {
dZi?Z TOKEN_PRIVILEGES tp;
!3JYG LUID luid;
W%&'EJ)62 5IfyD ]< if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
ry[NR$L/m {
-'F? | printf("\nLookupPrivilegeValue error:%d", GetLastError() );
5:6]ZFW return FALSE;
ztG!NZL }
pQ/
bIuq tp.PrivilegeCount = 1;
,^d!K(xb tp.Privileges[0].Luid = luid;
W%.ou\GN^t if (bEnablePrivilege)
;~
,<8 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
vi-mn)L6# else
;+W9EbY2 tp.Privileges[0].Attributes = 0;
>Vl8ZQ8 // Enable the privilege or disable all privileges.
)?qH#>mD6 AdjustTokenPrivileges(
, U?W hToken,
wg0hm#X FALSE,
.dStV6 &tp,
o7B }~;L sizeof(TOKEN_PRIVILEGES),
rh%-va9 (PTOKEN_PRIVILEGES) NULL,
mE+ (PDWORD) NULL);
;;cPt44s // Call GetLastError to determine whether the function succeeded.
(bBr O74lR if (GetLastError() != ERROR_SUCCESS)
ulzQ[?OMl {
^,;AM(E printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
$GcVI;a return FALSE;
|4tnG&= }
48 | u{ return TRUE;
28rC>*+z }
w6w'Jx ////////////////////////////////////////////////////////////////////////////
,O[Maj/ch BOOL KillPS(DWORD id)
f} _d`?K {
7=gv4arRwt HANDLE hProcess=NULL,hProcessToken=NULL;
tm[e?+Iq BOOL IsKilled=FALSE,bRet=FALSE;
5PXo1"n8T __try
C1YG=! {
*[MK{m c'8a)j$$+ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
*w[\(d'T {
buv*qPO printf("\nOpen Current Process Token failed:%d",GetLastError());
V7qc9Gd@I __leave;
'z}Hg
* }
D#?jddr- //printf("\nOpen Current Process Token ok!");
:1O1I2L0 if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
,*w {
&D[pX|! __leave;
w_ sA8B }
(3;dtp>Xx printf("\nSetPrivilege ok!");
DIU9Le *xl930y if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
cIIt ;q[ {
\f AL:mJ printf("\nOpen Process %d failed:%d",id,GetLastError());
xa?#wY
b __leave;
s.)nS$ }
tKik)ei //printf("\nOpen Process %d ok!",id);
ZSu0e% if(!TerminateProcess(hProcess,1))
N%,!&\L {
$j\UD8Hj'- printf("\nTerminateProcess failed:%d",GetLastError());
}uTe(Rf __leave;
DG&[.dR+ }
d5x>kO'[l IsKilled=TRUE;
3N] }
8] BOq: __finally
2+Tu"oG;rB {
CX8tTbuFl if(hProcessToken!=NULL) CloseHandle(hProcessToken);
]757oAXl if(hProcess!=NULL) CloseHandle(hProcess);
tv+H4/ }
}5)sS}C return(IsKilled);
2eOde(K+ }
{[&_)AW6m% //////////////////////////////////////////////////////////////////////////////////////////////
aFj)s?$4]K OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
H9^DlIv(' /*********************************************************************************************
1f"LAs`% ModulesKill.c
qQ_o>+3VAy Create:2001/4/28
vIoV(rc+ Modify:2001/6/23
K`9ph"(Z Author:ey4s
!U@?Va~Zn Http://www.ey4s.org "o*zZ;>^ PsKill ==>Local and Remote process killer for windows 2k
-F+dRzxH **************************************************************************/
qGE?[\t[6 #include "ps.h"
r`Qzn" H #define EXE "killsrv.exe"
mv1_vF: #define ServiceName "PSKILL"
95,{40;X7 [S}o[v\ #pragma comment(lib,"mpr.lib")
6E!C xXUX //////////////////////////////////////////////////////////////////////////
DO!?]" //定义全局变量
.Jt&6N SERVICE_STATUS ssStatus;
WheJ 7~ SC_HANDLE hSCManager=NULL,hSCService=NULL;
Fn8d;%C BOOL bKilled=FALSE;
*S).@j\{W char szTarget[52]=;
aqjS 5!qh //////////////////////////////////////////////////////////////////////////
y:0j$%^ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
Q1G?e,Q BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
~ituPrH%< BOOL WaitServiceStop();//等待服务停止函数
MSmvQ BOOL RemoveService();//删除服务函数
u/5I;7cb /////////////////////////////////////////////////////////////////////////
V}#2pP int main(DWORD dwArgc,LPTSTR *lpszArgv)
}ug|&25D {
C(:tFuacpw BOOL bRet=FALSE,bFile=FALSE;
Z=sC YLm char tmp[52]=,RemoteFilePath[128]=,
zS*X9|p szUser[52]=,szPass[52]=;
%bnDxCj" HANDLE hFile=NULL;
$I L7c]Gw DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
Q?GmSeUi x}G["ZU}v] //杀本地进程
&)Fp if(dwArgc==2)
p7Yej(B {
z G
{1; if(KillPS(atoi(lpszArgv[1])))
_LV;q! /j printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
Efsfuv else
S6 F28 d[j printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
T jO}P\p lpszArgv[1],GetLastError());
fiSc\C ~ return 0;
R$@|t? }
}bG|(Wp9 //用户输入错误
<_@ S@t) else if(dwArgc!=5)
Ed3 *fY {
r'/7kF- 5 printf("\nPSKILL ==>Local and Remote Process Killer"
hlxZq "\nPower by ey4s"
qlJP2Ig~ "\nhttp://www.ey4s.org 2001/6/23"
xp%,@]p "\n\nUsage:%s <==Killed Local Process"
&eQF[8 , "\n %s <==Killed Remote Process\n",
?d1H]f<M lpszArgv[0],lpszArgv[0]);
5taYm' return 1;
8$3G c"= }
%|[+\py$Q //杀远程机器进程
. gK*Jpmx strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
bWK}oYB* strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
!tGXh9g strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
]<mXf~zg
<qs>c<Vj //将在目标机器上创建的exe文件的路径
h_4o4# sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
S(jbPQT __try
i{w<4E3 {
*P&ZE //与目标建立IPC连接
N<$U:!Z if(!ConnIPC(szTarget,szUser,szPass))
RS G\3( {
Hd6g0 printf("\nConnect to %s failed:%d",szTarget,GetLastError());
k41lw^Jh return 1;
0[g8 }
R_ojK&% printf("\nConnect to %s success!",szTarget);
_ 97 //在目标机器上创建exe文件
f{[U->#^ :e:jILQ[ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
@2-Eky E,
p`-`(i=iJo NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
5_b`QO if(hFile==INVALID_HANDLE_VALUE)
}!b9L] {
Z[
}0K3,5 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
QD%~A0
__leave;
PA;RUe }
't
\:@-tQ //写文件内容
,2vPmff while(dwSize>dwIndex)
k.>*!l0 {
Rm 1obP j8?z@iG if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
&GcWv+p {
=]yJvn" printf("\nWrite file %s
\"c;MK{ failed:%d",RemoteFilePath,GetLastError());
Lz2 AWqR __leave;
orCD?vlh }
"0Uh(9Fv dwIndex+=dwWrite;
,Khhu%$ }
HJ]\VP9Zb //关闭文件句柄
Qfr%BQV CloseHandle(hFile);
M0DdrL/
L bFile=TRUE;
(L_txd4 //安装服务
!EuU
@+ if(InstallService(dwArgc,lpszArgv))
iPX6r4- {
~aa`Y0Ws], //等待服务结束
;LNFPo
if(WaitServiceStop())
Gd1%6}<~ {
2 628 c` //printf("\nService was stoped!");
C"_f3[Z }
7$'%*|C. else
o&)O&bNJ {
sF^3KJ| //printf("\nService can't be stoped.Try to delete it.");
DesvnV'{`
}
Fy5xIRyI\F Sleep(500);
ww82)m8 //删除服务
+lmMBjDa RemoveService();
u{xjFx- }
/\*,|y\< }
[4sI<aH __finally
gsd9QW {
`X]TIMc:Ad //删除留下的文件
) \Mwv&k1 if(bFile) DeleteFile(RemoteFilePath);
lob{{AB,! //如果文件句柄没有关闭,关闭之~
w#g0nV"X6 if(hFile!=NULL) CloseHandle(hFile);
/WXy!W30< //Close Service handle
{ve86 POY if(hSCService!=NULL) CloseServiceHandle(hSCService);
j%Mz;m4y //Close the Service Control Manager handle
}c(".v# if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
9.ZhkvR4A //断开ipc连接
g=.~_&O wsprintf(tmp,"\\%s\ipc$",szTarget);
(lF;c<69 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
0 ;kcSz if(bKilled)
6r"uDV #0 printf("\nProcess %s on %s have been
-]c5**O} killed!\n",lpszArgv[4],lpszArgv[1]);
jV)!9+H# else
`"QUA G printf("\nProcess %s on %s can't be
Y,K): ~T killed!\n",lpszArgv[4],lpszArgv[1]);
}LQ*vD-Jj }
^p(t*%LM return 0;
(yQ]n91 Q, }
qR0V\OtgY~ //////////////////////////////////////////////////////////////////////////
z52T"uW BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
%J4]T35^2 {
[z#C&gDt NETRESOURCE nr;
q+2yp&zF char RN[50]="\\";
Kd^{~Wlz&z H6?ZE strcat(RN,RemoteName);
J7X-=E D strcat(RN,"\ipc$");
r*]0PQ{? h+F@apUS nr.dwType=RESOURCETYPE_ANY;
cAJKFuX" nr.lpLocalName=NULL;
CBdSgHA3> nr.lpRemoteName=RN;
^c{}G<U^ nr.lpProvider=NULL;
+4^XFPq~ _l]`Og@Y if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
c 2j?<F1 return TRUE;
_.0c~\VA else
P{mV return FALSE;
-'+|r] }
*0M#{HQ /////////////////////////////////////////////////////////////////////////
^57[&{MuBF BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
9PhdoREb {
vco/h BOOL bRet=FALSE;
\V`O-wcJ]S __try
~(Gv/x {
eU_|.2 //Open Service Control Manager on Local or Remote machine
a%f{mP$m hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
u.iFlU if(hSCManager==NULL)
6~GaFmW= {
m>2b %GTh printf("\nOpen Service Control Manage failed:%d",GetLastError());
d$)'?Sf]h __leave;
YXXUYi~!f }
g.aNITjP //printf("\nOpen Service Control Manage ok!");
Pa2HFy2 //Create Service
ie^:PcU hSCService=CreateService(hSCManager,// handle to SCM database
=:`1!W0I ServiceName,// name of service to start
65AXUTg ServiceName,// display name
USu/Y29 SERVICE_ALL_ACCESS,// type of access to service
#C|:]moe SERVICE_WIN32_OWN_PROCESS,// type of service
8
W8ahG} SERVICE_AUTO_START,// when to start service
#{7= SERVICE_ERROR_IGNORE,// severity of service
{y<[1Pms failure
ba|x?kz EXE,// name of binary file
<