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。
!3E
%u$-} OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
,$lOQ7R1( <1>与远程系统建立IPC连接
n'dxa<F2| <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
M- f)\`I <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
zsQhydTR <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
1|+Zmo" <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
d"7l<y5 <6>服务启动后,killsrv.exe运行,杀掉进程
2J^jSgr50d <7>清场
(l|:$%[0 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
>o#5tNm /***********************************************************************
-ZmccT" 8 Module:Killsrv.c
"zT#*>U Date:2001/4/27
(x.O]8GKP Author:ey4s
@0XqUcV Http://www.ey4s.org {5ujKQOcR ***********************************************************************/
&=seIc>x@ #include
"`sr# #include
ac/=%om8u #include "function.c"
>&1MD} #define ServiceName "PSKILL"
hXvg<Rf 9M$=X- SERVICE_STATUS_HANDLE ssh;
!9$xfg} SERVICE_STATUS ss;
B/*`u /////////////////////////////////////////////////////////////////////////
%T.4Aj void ServiceStopped(void)
t-xw=&!w {
~S\Ee 2e> ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
kfod[*3 ss.dwCurrentState=SERVICE_STOPPED;
sT. :"Pj$ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
t+R8{9L- ss.dwWin32ExitCode=NO_ERROR;
y~&R(x~w ss.dwCheckPoint=0;
_x.!,
g{ ss.dwWaitHint=0;
5`$.GV SetServiceStatus(ssh,&ss);
p4\r` return;
Ab]`*h\U }
SnMHk3(\ /////////////////////////////////////////////////////////////////////////
Vb=Oz void ServicePaused(void)
yq3i=RB( {
g3p*OYf ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
R7/"ye:7J ss.dwCurrentState=SERVICE_PAUSED;
|.A#wjF9 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
``~7z;E%@ ss.dwWin32ExitCode=NO_ERROR;
MEOVw[hO ss.dwCheckPoint=0;
G~oGBq6Gz ss.dwWaitHint=0;
&^R0kCF` SetServiceStatus(ssh,&ss);
^ Vl{IsY return;
aY^_+&&G }
,S|v>i,@ void ServiceRunning(void)
cx]&ae * {
Et\z^y ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
";jj` ss.dwCurrentState=SERVICE_RUNNING;
'USol< ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
+doZnU, ss.dwWin32ExitCode=NO_ERROR;
&zl=}xeA ss.dwCheckPoint=0;
L-7?: ss.dwWaitHint=0;
k79"xyXX SetServiceStatus(ssh,&ss);
'\I.P return;
[m>kOv6>^ }
AxD&_G T /////////////////////////////////////////////////////////////////////////
-Y#YwBy;M void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
D^(Nijl9U {
Mlr\#BO"9 switch(Opcode)
o%ZtE {
|1sl>X, case SERVICE_CONTROL_STOP://停止Service
JXG%Cx!2} ServiceStopped();
%P!6cyQS break;
oy I8}s: case SERVICE_CONTROL_INTERROGATE:
>t-9yO1XQq SetServiceStatus(ssh,&ss);
ZzU3j ^ break;
!d@q T. }
-)biSU, return;
dLV>FpA\ }
s?=v@|vz) //////////////////////////////////////////////////////////////////////////////
`|Aj3a3sND //杀进程成功设置服务状态为SERVICE_STOPPED
!f
7CN< //失败设置服务状态为SERVICE_PAUSED
dQD YN_ //
p 8,wr ) void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
~x:\xQti {
fi5x0El
ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
m+y5Q&;f if(!ssh)
lTl-<E; {
RR,gC"cTi ServicePaused();
D6cqON0a. return;
vrr&Ve }
)bJS*# ServiceRunning();
jH+ddBVA Sleep(100);
2g>4fZ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
QU4/hS;Ux //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
-6wjc rTD if(KillPS(atoi(lpszArgv[5])))
}m!L2iK4qk ServiceStopped();
x|>N else
[PVem ServicePaused();
u4
##*m return;
W{pyU\ }
|y,%dFNLf /////////////////////////////////////////////////////////////////////////////
gXrPZ|iS void main(DWORD dwArgc,LPTSTR *lpszArgv)
mmE!!J`B {
8ZmU(m SERVICE_TABLE_ENTRY ste[2];
tOQ2947zk ste[0].lpServiceName=ServiceName;
,,U8X [A ste[0].lpServiceProc=ServiceMain;
1}O&q6\"J ste[1].lpServiceName=NULL;
}/dGC;p" ste[1].lpServiceProc=NULL;
l/(|rl#6 StartServiceCtrlDispatcher(ste);
dj>ZHdTn return;
]yc&ffe% }
6N7^`ghTf /////////////////////////////////////////////////////////////////////////////
}vppn=[Y 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
"x;|li3; 下:
F]_w~1
n5 /***********************************************************************
kU*Fif Module:function.c
,C4gA(')K Date:2001/4/28
{KH!PAh Author:ey4s
28/At Http://www.ey4s.org fdU`+[_ ***********************************************************************/
<xb =.xe #include
O,$
?Pj6 ////////////////////////////////////////////////////////////////////////////
>bgx o< BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
FLWQY, {
MST\_s%[ TOKEN_PRIVILEGES tp;
e}F1ZJz LUID luid;
vKX6@eg" @51!vQwqR if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
G54,`uz2 {
%jS#DVxBR printf("\nLookupPrivilegeValue error:%d", GetLastError() );
UW!*=?h return FALSE;
Ub>Pl,~' }
fga{b7 tp.PrivilegeCount = 1;
Cf~H9 tp.Privileges[0].Luid = luid;
y{Fq'w!ap if (bEnablePrivilege)
@<n8?"{5S tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
at N%csA0 else
Mk:k0,z tp.Privileges[0].Attributes = 0;
d]fo>[%Xr // Enable the privilege or disable all privileges.
1Tb'f^M$ AdjustTokenPrivileges(
\J)ffEKIp hToken,
JPsR7f FALSE,
<KBzZ
!n5 &tp,
'4T]=s~N sizeof(TOKEN_PRIVILEGES),
mN!5JZ'2 (PTOKEN_PRIVILEGES) NULL,
}]fJ[KbDp (PDWORD) NULL);
8 !{;yz // Call GetLastError to determine whether the function succeeded.
kdr?I9kwW if (GetLastError() != ERROR_SUCCESS)
,JLY
oE+ {
CrTGC%w{= printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
t;>"V.F<1 return FALSE;
Ao2m"ym }
2D?V0>/ return TRUE;
6Cdc?#& }
JA")L0a_ ////////////////////////////////////////////////////////////////////////////
KS9eV BOOL KillPS(DWORD id)
RyAss0Sm^ {
&EZq%Sd HANDLE hProcess=NULL,hProcessToken=NULL;
g^`;B" BOOL IsKilled=FALSE,bRet=FALSE;
7H,p/G?]k __try
N9|v%-_?) {
! u4'1jd[d W5&;PkhQ6 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
CO)BF%?B {
.lcI"%> printf("\nOpen Current Process Token failed:%d",GetLastError());
bOY<C%;C
__leave;
7aV(tMzd }
2O*(F>>dT //printf("\nOpen Current Process Token ok!");
6wmMg i_m if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
e>FK5rz {
ME9jN{ le __leave;
f0<'IgN }
z }t{bm printf("\nSetPrivilege ok!");
O<H5W|cM 8M"0o}wx if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
0\Q/$#3 {
;:^^Qfp printf("\nOpen Process %d failed:%d",id,GetLastError());
xUKn
__leave;
#RyX}t X, }
1TuN //printf("\nOpen Process %d ok!",id);
52zD!( if(!TerminateProcess(hProcess,1))
)`*=P}D {
++Z,U printf("\nTerminateProcess failed:%d",GetLastError());
2G(RQ\Ro* __leave;
OJ /l}_a }
App9um3: IsKilled=TRUE;
j9bn|p$DA }
L^7"I 4=(D __finally
nWyn}+C- {
`Tt;)D if(hProcessToken!=NULL) CloseHandle(hProcessToken);
~S$\ PG4 if(hProcess!=NULL) CloseHandle(hProcess);
tbNIl cAWS }
^xpiNP!?a return(IsKilled);
aj$#8l |zu }
Jxq;Uu9 //////////////////////////////////////////////////////////////////////////////////////////////
!:N&tuJEv 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:
7FTf8 /*********************************************************************************************
#cZ<[K q6 ModulesKill.c
`L. kyL Create:2001/4/28
JIA'3"C Modify:2001/6/23
{FrcpcrQa Author:ey4s
'/ >7pB Http://www.ey4s.org HqZ3] PsKill ==>Local and Remote process killer for windows 2k
(PM!{u= **************************************************************************/
AMm)E #include "ps.h"
L
PDx3MS #define EXE "killsrv.exe"
Q)$RE{*- #define ServiceName "PSKILL"
8d!t"oj68 X<j(AAHE #pragma comment(lib,"mpr.lib")
XEB1%. p //////////////////////////////////////////////////////////////////////////
&t1Uk[ //定义全局变量
"6<L)
8 SERVICE_STATUS ssStatus;
{tN?)~ZQ SC_HANDLE hSCManager=NULL,hSCService=NULL;
sgc pH BOOL bKilled=FALSE;
5g$]ou char szTarget[52]=;
/jtU<uX //////////////////////////////////////////////////////////////////////////
t.ci!#/d BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
i.(kX`~J1 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
bS!4vc1`2 BOOL WaitServiceStop();//等待服务停止函数
}C<<l5/ z BOOL RemoveService();//删除服务函数
k|SywATr /////////////////////////////////////////////////////////////////////////
W{1" int main(DWORD dwArgc,LPTSTR *lpszArgv)
0?{Y6:d+ {
T"tR*2HwSd BOOL bRet=FALSE,bFile=FALSE;
^_Ap?zn char tmp[52]=,RemoteFilePath[128]=,
&Se!AcvKF szUser[52]=,szPass[52]=;
j$5S_]2 HANDLE hFile=NULL;
p /x] DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
\?VNr2 mk'$ |2O //杀本地进程
.EXe3!J)! if(dwArgc==2)
,*r}23 {
?uBZ"^' if(KillPS(atoi(lpszArgv[1])))
1e'Ez4* printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
#3h~Z)+y else
?C6DK{S( printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
~:ldGfb| lpszArgv[1],GetLastError());
vK10p)ZV return 0;
*2(W`m }
43HZ)3!me //用户输入错误
'@WpJ{]A else if(dwArgc!=5)
&-hz&/A, {
B'kV.3t printf("\nPSKILL ==>Local and Remote Process Killer"
\@KK X "\nPower by ey4s"
Bw`7ND}&
"\nhttp://www.ey4s.org 2001/6/23"
\d&/,?,Ey "\n\nUsage:%s <==Killed Local Process"
l)m]<EX "\n %s <==Killed Remote Process\n",
v[*&@aW0n lpszArgv[0],lpszArgv[0]);
9eh9@~mU"l return 1;
))<1"7D^^ }
[JzOsi~R //杀远程机器进程
dZ"B6L!^( strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
' thEZ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
DJGq=* strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
uHNh|ew21 K@0/iWm* //将在目标机器上创建的exe文件的路径
pT;{05 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
$X;wj5oj __try
1vG]-T3VC {
1;Q>B>6 //与目标建立IPC连接
1/l;4~p7' if(!ConnIPC(szTarget,szUser,szPass))
[Dv6z t> {
KXtc4wra printf("\nConnect to %s failed:%d",szTarget,GetLastError());
33*NgQ;&~' return 1;
8!!iwmH{ }
,];4+&|8kW printf("\nConnect to %s success!",szTarget);
3SU:Xd(\o //在目标机器上创建exe文件
,;)1|-^nu v)VhR2d3 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
i]L4kh5 E,
`~.0PnHf NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
$d +n},[C{ if(hFile==INVALID_HANDLE_VALUE)
Z
^w5x : {
_Q
$D6+ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
+1]xmnts __leave;
F:P&hK }
uINm>$G,5 //写文件内容
|}O9'fyU8 while(dwSize>dwIndex)
tK$x=9M {
vA(')"DDT
Du*O| if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
_]Ei,Ua {
2|8&=K / printf("\nWrite file %s
5ZPe=SQ{ failed:%d",RemoteFilePath,GetLastError());
2Q/#.lNL __leave;
[p%OIqC`pB }
cHG>iW 9C dwIndex+=dwWrite;
yU"'h[^ }
qZ8V/ //关闭文件句柄
@rh1W$ CloseHandle(hFile);
YnCWmlC bFile=TRUE;
\qU .?V[2 //安装服务
ic+tn9f\ if(InstallService(dwArgc,lpszArgv))
IIW6;jS {
dE_I=v //等待服务结束
-XSu;'4q if(WaitServiceStop())
qZ:-- ,9+ {
?D^l&`S //printf("\nService was stoped!");
XP$ 1CWI }
A^a9,T else
:e&P's= {
}+_Z|>qv //printf("\nService can't be stoped.Try to delete it.");
tVf 1]3(_> }
D-zqu~f` Sleep(500);
L'>t:^QTh //删除服务
cE*Gd^ RemoveService();
t-vH \m }
pFu3FUO*; }
|VC/(A __finally
mST/u>' {
qX(sx2TK //删除留下的文件
)eFq0+6*) if(bFile) DeleteFile(RemoteFilePath);
*+E9@r=HF //如果文件句柄没有关闭,关闭之~
C7]K9 if(hFile!=NULL) CloseHandle(hFile);
hE-u9i //Close Service handle
\mt0mv;c if(hSCService!=NULL) CloseServiceHandle(hSCService);
GUe&WW:Sqk //Close the Service Control Manager handle
A3 UC=z<y if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
C?FUc cI //断开ipc连接
wHQyMq^ wsprintf(tmp,"\\%s\ipc$",szTarget);
r[:)-`]b WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
*lN>RWbM% if(bKilled)
Hm?zMyO.k printf("\nProcess %s on %s have been
>Ic)RPO9 killed!\n",lpszArgv[4],lpszArgv[1]);
(wNL,<%~ else
FS%Xq-c
printf("\nProcess %s on %s can't be
PZQb.QAn killed!\n",lpszArgv[4],lpszArgv[1]);
K4vl#*qn }
x.7Ln9 return 0;
!9l
c6W }
J`ia6fy.I //////////////////////////////////////////////////////////////////////////
e1dT~l BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
\advFKN {
>
dJvl | NETRESOURCE nr;
N1RZ char RN[50]="\\";
/\-qz$ +h6cAqm] strcat(RN,RemoteName);
zR'lQ<u strcat(RN,"\ipc$");
%Ot22a "lo:"y(u nr.dwType=RESOURCETYPE_ANY;
(Ck|RojC nr.lpLocalName=NULL;
9S0I<<m nr.lpRemoteName=RN;
a;Q6S nr.lpProvider=NULL;
ZB'/DO=i ).TQYrs if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
+'$=\d^ return TRUE;
[s-Km/ else
D7b<&D@ return FALSE;
[YY[E 7 }
Y" &