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。
qO=_i d OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
lkf(t&vL2 <1>与远程系统建立IPC连接
.gNWDk0$Y <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
]%I cUd} <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
>=hOjV; <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
UhCE.#
U <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
eR r.j <6>服务启动后,killsrv.exe运行,杀掉进程
jR@j+p^e <7>清场
X>mY`$!/
嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
P F!S /***********************************************************************
!RLg[_' Module:Killsrv.c
y@[}FgVOh Date:2001/4/27
G l+[|?N Author:ey4s
I]P'wav~O Http://www.ey4s.org u-Pa:wm0- ***********************************************************************/
Y|J\,7CM #include
|p J)w #include
qG7^XO Ws- #include "function.c"
A87JPX#R? #define ServiceName "PSKILL"
ud K)F$7 'v^CA} SERVICE_STATUS_HANDLE ssh;
3vPb} SERVICE_STATUS ss;
bs!N~,6h /////////////////////////////////////////////////////////////////////////
5uMh#dm^ void ServiceStopped(void)
<v;;:RB6c {
I*R[8| ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
_aVrQ@9 ss.dwCurrentState=SERVICE_STOPPED;
F)/}Q[o8 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
JqTkNKi/s ss.dwWin32ExitCode=NO_ERROR;
_^Lv8a3(O ss.dwCheckPoint=0;
][-N< ss.dwWaitHint=0;
jC1mui|Y^ SetServiceStatus(ssh,&ss);
I_@\O!<y} return;
}}XYV eI }
cZKK\hf< /////////////////////////////////////////////////////////////////////////
!=@Lyt)_b void ServicePaused(void)
S!qJqZ<Bv {
h5WS<P ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Y-6
?x ss.dwCurrentState=SERVICE_PAUSED;
{J q[N} ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
T;jp2 # ss.dwWin32ExitCode=NO_ERROR;
pv&:N,p ss.dwCheckPoint=0;
3o%,8l, ss.dwWaitHint=0;
@cdd~9w SetServiceStatus(ssh,&ss);
%3scz)4$ return;
naCPSsei }
2bxkZS] void ServiceRunning(void)
24"Trg\WK[ {
O[f* ! ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Q=J"#EFs ss.dwCurrentState=SERVICE_RUNNING;
Eq^k @ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
(Da/$S. ss.dwWin32ExitCode=NO_ERROR;
/ <WB%O ss.dwCheckPoint=0;
/]_T ss.dwWaitHint=0;
1"3|6&= SetServiceStatus(ssh,&ss);
^RytBwzKM return;
. $uvQpyh }
o^;$-O!/ /////////////////////////////////////////////////////////////////////////
6H67$?jMyJ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
^Bn)a"Gd {
$.kP7!`:, switch(Opcode)
yC !`6$ {
xc[@lr case SERVICE_CONTROL_STOP://停止Service
YLVV9( ServiceStopped();
]&\HAmOQS break;
4k_&Q?1 case SERVICE_CONTROL_INTERROGATE:
5bM/
v SetServiceStatus(ssh,&ss);
Zpg/T K break;
-_Pd d[M }
wEENN_w return;
gO%#'Eb2 }
e> ~g!S}G //////////////////////////////////////////////////////////////////////////////
1C\OL!@L //杀进程成功设置服务状态为SERVICE_STOPPED
D_
xPa //失败设置服务状态为SERVICE_PAUSED
lxy_O0n //
|t*(]U2O0 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
t
m?[0@<s {
n"8vlNeW ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
/
pzdX%7 if(!ssh)
S-{[3$ {
cjt<&b* ServicePaused();
\#.,@g return;
5G=<2; }
u
Jy1 vI ServiceRunning();
YO7Y1(` Sleep(100);
Wr Ht //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
BDSZ ' //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
}#'wy if(KillPS(atoi(lpszArgv[5])))
Kk1 591' ServiceStopped();
/^^t>L else
XL@i/5C[ ServicePaused();
Aifc0P-H return;
\Km!#: }
n/#zx:d? /////////////////////////////////////////////////////////////////////////////
3ny>5A!;2 void main(DWORD dwArgc,LPTSTR *lpszArgv)
&Oc^LV$6 {
]|62l+ SERVICE_TABLE_ENTRY ste[2];
G 'IqAKJ ste[0].lpServiceName=ServiceName;
[G2@[CtY1 ste[0].lpServiceProc=ServiceMain;
|niYN7 17 ste[1].lpServiceName=NULL;
GL$!JKWp ste[1].lpServiceProc=NULL;
"MHm9D?5 StartServiceCtrlDispatcher(ste);
j78WPG return;
&v|Uy}h&%1 }
uc!j`G*] /////////////////////////////////////////////////////////////////////////////
S9R(; 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
fe
PH=C 下:
X.hU23w /***********************************************************************
:)VO,b~r Module:function.c
lxb+0fiN Date:2001/4/28
e5G)83[= Author:ey4s
.zQ:u{FT Http://www.ey4s.org )9F-h8
&" ***********************************************************************/
6yk=4l\ #include
0fwmQ'lW( ////////////////////////////////////////////////////////////////////////////
LVKvPi BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
4k/B=%l {
ST$~l7p TOKEN_PRIVILEGES tp;
)3# gpM LUID luid;
Fw5|_@&k X{4jyi-< if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
/a.4atb0 {
|f), dC printf("\nLookupPrivilegeValue error:%d", GetLastError() );
|U{9Yy6p return FALSE;
|{W4JFKJ }
ly"Jl8/< tp.PrivilegeCount = 1;
k7JE{(Ok tp.Privileges[0].Luid = luid;
0$)s? \ if (bEnablePrivilege)
q1ybJii tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
"%fh`4y3\ else
r09gB#K4 tp.Privileges[0].Attributes = 0;
873$EiyXR // Enable the privilege or disable all privileges.
]j> W9n? AdjustTokenPrivileges(
+GCN63nX hToken,
{hQ0=rv< FALSE,
XN9s!5A<L) &tp,
Y~\71QE> sizeof(TOKEN_PRIVILEGES),
:T^!<W4 (PTOKEN_PRIVILEGES) NULL,
wK OljE6d (PDWORD) NULL);
_:@~bHd // Call GetLastError to determine whether the function succeeded.
uQh dg4 if (GetLastError() != ERROR_SUCCESS)
X[/>{rK {
.nN=M>#/ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
4x7(50hp# return FALSE;
6.
N?=R }
iUSP+iC, return TRUE;
*69{#qN }
0K/Pth"* ////////////////////////////////////////////////////////////////////////////
S_; 5mb+b BOOL KillPS(DWORD id)
Fp'qn'){:# {
HJ#3wk "W HANDLE hProcess=NULL,hProcessToken=NULL;
,/0Q($oz BOOL IsKilled=FALSE,bRet=FALSE;
$A~UA __try
zVN/|[KP4 {
DfYOGs]@ 3ARvSz@5 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
BS3Aczwk {
,=sbK?& printf("\nOpen Current Process Token failed:%d",GetLastError());
pde,@0(Fa __leave;
\7b-w81M- }
+B(x:hzY9 //printf("\nOpen Current Process Token ok!");
{UqS q if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
wM.z/r\p {
(NfP2E|B __leave;
tUX4#{)q(j }
F6>K FU8 printf("\nSetPrivilege ok!");
:5)Dn87 EUBJnf:q if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
CTawXHM {
WP7RX|7 printf("\nOpen Process %d failed:%d",id,GetLastError());
eu=G[> __leave;
1 &G0; }
vByt_X //printf("\nOpen Process %d ok!",id);
=&+]>g{T if(!TerminateProcess(hProcess,1))
#I>
c$dd {
#yNSQd printf("\nTerminateProcess failed:%d",GetLastError());
@ig'CF%( __leave;
V~#e%&73FH }
F`!B!uY IsKilled=TRUE;
(al.7VA;9 }
6Gt~tlt:L __finally
$ti*I;)h4 {
V11(EZJ/j if(hProcessToken!=NULL) CloseHandle(hProcessToken);
6P,vGmR if(hProcess!=NULL) CloseHandle(hProcess);
:`u?pc27Sm }
BR&T,x/d return(IsKilled);
}YV,uJH[ }
5x$/.U
//////////////////////////////////////////////////////////////////////////////////////////////
%v}SJEXFp 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:
u&4CXv= /*********************************************************************************************
>?Y)evW ModulesKill.c
jA'qXc+\ Create:2001/4/28
~nit~; Modify:2001/6/23
(<M^C>pldf Author:ey4s
:LE0_ . Http://www.ey4s.org #Z;6f{yWf PsKill ==>Local and Remote process killer for windows 2k
~kDR9s7 **************************************************************************/
g%C!)UbT #include "ps.h"
2!-? #define EXE "killsrv.exe"
!Cqm=q{K #define ServiceName "PSKILL"
1Yr&E_5/ m/{HZKh #pragma comment(lib,"mpr.lib")
!-G'8a|7 //////////////////////////////////////////////////////////////////////////
{;:QY1QT //定义全局变量
D.7,xgH SERVICE_STATUS ssStatus;
P:~Xaz\F SC_HANDLE hSCManager=NULL,hSCService=NULL;
M't~/&D# BOOL bKilled=FALSE;
euxkw]`h6 char szTarget[52]=;
:+ASZE. //////////////////////////////////////////////////////////////////////////
)gX7qQ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
cZ8lRVaWW BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
SW94(4qo BOOL WaitServiceStop();//等待服务停止函数
WUC-*( BOOL RemoveService();//删除服务函数
_:RQ9x' /////////////////////////////////////////////////////////////////////////
=1!,A int main(DWORD dwArgc,LPTSTR *lpszArgv)
!yUn|v>&p {
=D&xw2 BOOL bRet=FALSE,bFile=FALSE;
~Onj|w7 char tmp[52]=,RemoteFilePath[128]=,
O"'.n5>:` szUser[52]=,szPass[52]=;
]YQ!i@Y HANDLE hFile=NULL;
C(w?`]Qs DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
} kNbqwVP t=-t xnlr< //杀本地进程
1/ZvcdYB if(dwArgc==2)
F'v3caE {
d]3c44kkK{ if(KillPS(atoi(lpszArgv[1])))
FWi c/7 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
4=;.< else
,5Vc
printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
'
91-\en0 lpszArgv[1],GetLastError());
ujlIWQU2mo return 0;
K;n2mXYGM }
fG *1A\t] //用户输入错误
p3m!Iota else if(dwArgc!=5)
>M}\_c= {
98c##NV(7| printf("\nPSKILL ==>Local and Remote Process Killer"
|*G$ilu "\nPower by ey4s"
\tpJ "\nhttp://www.ey4s.org 2001/6/23"
9+z5$ "\n\nUsage:%s <==Killed Local Process"
]q,5'[=~4h "\n %s <==Killed Remote Process\n",
%VV\biO] lpszArgv[0],lpszArgv[0]);
2s^9q9NS" return 1;
t:NYsL }
9/8#e+L //杀远程机器进程
'}nH\?( strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
#!A'6SgbkM strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
v?s]up @@h strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
O#}d!}SIp +hUS
sR& //将在目标机器上创建的exe文件的路径
t;3n sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
QU#u5sX A __try
Moldv
x=M {
aEO`` W //与目标建立IPC连接
B%]yLJ if(!ConnIPC(szTarget,szUser,szPass))
ZqDanDM {
jfLkp>2E' printf("\nConnect to %s failed:%d",szTarget,GetLastError());
&Zzd6[G+ return 1;
B-R& v8F }
1X ?9Ji)h printf("\nConnect to %s success!",szTarget);
Bql5=p //在目标机器上创建exe文件
;0Vyim)S] t PJW|wo hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
@Sik~Mm_h E,
7EfLd+ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
@4O;dFOQ) if(hFile==INVALID_HANDLE_VALUE)
q7z;b A {
3 L:s5 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
5W Z9z-6 __leave;
k@[P\(a3b }
o4[ //写文件内容
#4yh-D" while(dwSize>dwIndex)
MrW*6jY@ {
2\b 2W_ MV(Sb:RZ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
?Nbc#0pb7 {
:rdw0EROy printf("\nWrite file %s
#1-2)ZO. failed:%d",RemoteFilePath,GetLastError());
tc|`cB3f __leave;
D*nNu]|j }
[|vE*&:uO dwIndex+=dwWrite;
bG|aQ2HW }
Q.b<YRZ //关闭文件句柄
WGK:XfOBQ CloseHandle(hFile);
rUz-\H(- bFile=TRUE;
7CGxM //安装服务
*GGiSt if(InstallService(dwArgc,lpszArgv))
q
n6ws {
e@`"V,i //等待服务结束
z5>
{(iY;, if(WaitServiceStop())
1DTA Dh0 {
x!i(M>P //printf("\nService was stoped!");
+L]$M)*0& }
_MI8P/ else
4/Mi-ls_ {
p`PBPlUn //printf("\nService can't be stoped.Try to delete it.");
AB:JXMyK }
2~wIHtd Sleep(500);
J%
b`*?A //删除服务
O} &%R: RemoveService();
$vR#<a,7> }
5;alq]m7 }
1Z$` }a __finally
h(>eHP {
} 5nVZ; //删除留下的文件
Uc[@] if(bFile) DeleteFile(RemoteFilePath);
G9|w o)N //如果文件句柄没有关闭,关闭之~
d41DcgG'j( if(hFile!=NULL) CloseHandle(hFile);
l$\OSG //Close Service handle
2C&G'@> if(hSCService!=NULL) CloseServiceHandle(hSCService);
g,YJh(|#{ //Close the Service Control Manager handle
Rn4Bl8z'> if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
;/79tlwq //断开ipc连接
yPmo@aw]1 wsprintf(tmp,"\\%s\ipc$",szTarget);
p!_3j^"{ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
j}.,|7X if(bKilled)
BB .^[:,dA printf("\nProcess %s on %s have been
l`wF;W! killed!\n",lpszArgv[4],lpszArgv[1]);
+%'!+r
l else
&|
guPZ printf("\nProcess %s on %s can't be
:ot^bAyt| killed!\n",lpszArgv[4],lpszArgv[1]);
e{}oQK }
GI
; return 0;
li +MnLt }
:p|wo"=@Ge //////////////////////////////////////////////////////////////////////////
"B34+fOur BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
N+3]C9 2o {
+5k^- NETRESOURCE nr;
>Hd0l L char RN[50]="\\";
8=T[Y`;x yd>b2 M strcat(RN,RemoteName);
tEbR/?,GI strcat(RN,"\ipc$");
Pqtk1=U [vV5@nP: nr.dwType=RESOURCETYPE_ANY;
)zK6>-KWA nr.lpLocalName=NULL;
VHbQLJ0 nr.lpRemoteName=RN;
N,?4,+Hc- nr.lpProvider=NULL;
Pf/_lBtL CwL8-z0 Jn if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
ulAOQGZ return TRUE;
6 *GR_sMm else
Ks>l=5~v| return FALSE;
}NgevsV>; }
kHhxR;ymA7 /////////////////////////////////////////////////////////////////////////
G oHdhne3 BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
+;|" # {
)%6h9xyXt BOOL bRet=FALSE;
~#SLb=K __try
7/># yR {
GX\6J]x=^2 //Open Service Control Manager on Local or Remote machine
jY|fP!?[ hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
m5'nqy F if(hSCManager==NULL)
7J6D wh{ {
m(0c|- printf("\nOpen Service Control Manage failed:%d",GetLastError());
dR|*VT\ __leave;
d>wpG^"w }
z=[?&X]O9b //printf("\nOpen Service Control Manage ok!");
1<(('H //Create Service
,|lDR@ hSCService=CreateService(hSCManager,// handle to SCM database
$E,,::oJ ServiceName,// name of service to start
,Qb(uirl] ServiceName,// display name
g7-*WN<