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。
>cEc##:5 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
rK W<kQT <1>与远程系统建立IPC连接
PDaHY <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
eOa:%{Kj <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
l/,O9ur- <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
U`_(Lq%5W <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
N!>Gg|@~ <6>服务启动后,killsrv.exe运行,杀掉进程
F23/|q{{ <7>清场
B#'TF?HUEn 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
4:-h\% /***********************************************************************
!uLW-[F, Module:Killsrv.c
JX,&im*BG Date:2001/4/27
Bi9b"*LN Author:ey4s
TSXa#SKp Http://www.ey4s.org |?6r&bT ***********************************************************************/
Ml)~%ZbF #include
6k"'3AKaR #include
jZu">Eh, #include "function.c"
(SV(L~T_ #define ServiceName "PSKILL"
*r Y6 @EH:4~ SERVICE_STATUS_HANDLE ssh;
qepsR/0M SERVICE_STATUS ss;
l$D]*_ jc, /////////////////////////////////////////////////////////////////////////
>|%m#JG void ServiceStopped(void)
=D.M}xqo {
}R:e[lKj ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
^& ZlV ss.dwCurrentState=SERVICE_STOPPED;
E\Hhi.- ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
{"l_x]q ss.dwWin32ExitCode=NO_ERROR;
R,CFU l7Q ss.dwCheckPoint=0;
L6yRN>5aE ss.dwWaitHint=0;
EzOO6 SetServiceStatus(ssh,&ss);
|LA./%U return;
$lmbeW[0 }
)Q\nR`k /////////////////////////////////////////////////////////////////////////
f^il|Obzl void ServicePaused(void)
\D(6t!Ox {
9,=3D2x& ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Y<M,/Y_ ! ss.dwCurrentState=SERVICE_PAUSED;
MVU5+wX ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Jr
m<ut ss.dwWin32ExitCode=NO_ERROR;
AVyO5>w ss.dwCheckPoint=0;
vR<Y1<j ss.dwWaitHint=0;
k L2(M6m SetServiceStatus(ssh,&ss);
7ET^,6 return;
%E Jv!u*- }
j(mbUB* void ServiceRunning(void)
|
Zx {
h')@NnFP1 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
S(Md ss.dwCurrentState=SERVICE_RUNNING;
5qtZ`1Hq ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
GFasGHAw ss.dwWin32ExitCode=NO_ERROR;
u5^fiw]C ss.dwCheckPoint=0;
y&Sl#IQ L ss.dwWaitHint=0;
)O~LXK=b SetServiceStatus(ssh,&ss);
@.ebQR-:H return;
s@sRdoTdF }
!K^.r_0H. /////////////////////////////////////////////////////////////////////////
v
0mc1g+9 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
&3lg\&" {
d)F~)}TFM switch(Opcode)
K.c6n,' {
o
%sBU case SERVICE_CONTROL_STOP://停止Service
kx8\]' ServiceStopped();
}yZ9pTB.?E break;
@ qWgokf case SERVICE_CONTROL_INTERROGATE:
w1B!z SetServiceStatus(ssh,&ss);
[YG\a5QK break;
?WE#%W7U }
:&ir5xHS return;
<4SY'-w }
4hdxqI!y2 //////////////////////////////////////////////////////////////////////////////
?}"$[6. //杀进程成功设置服务状态为SERVICE_STOPPED
YL\d2 //失败设置服务状态为SERVICE_PAUSED
R{GOlxKs C //
"mc/fp void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
($EA/|z {
9,\b$?9 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
fH?e9E4l if(!ssh)
5BnO-[3 {
(@*[^@ipV ServicePaused();
ve[` 0 return;
xrDHXqH }
s^+h> ServiceRunning();
|k$^RU<OF Sleep(100);
1o\P7PLe //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
asqbLtQ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
_4F(WC co if(KillPS(atoi(lpszArgv[5])))
j\&
` ServiceStopped();
*4#)or else
jY'svD~ ServicePaused();
nN1\ return;
h^R EBPe }
=TKu2 /////////////////////////////////////////////////////////////////////////////
zhtNL_ void main(DWORD dwArgc,LPTSTR *lpszArgv)
Iko1%GJ1Z {
p>Dv&fX SERVICE_TABLE_ENTRY ste[2];
gSQq ste[0].lpServiceName=ServiceName;
6Mu_9UAl` ste[0].lpServiceProc=ServiceMain;
1'DD9d{qN ste[1].lpServiceName=NULL;
"L^]a$& ste[1].lpServiceProc=NULL;
3T^f#UT StartServiceCtrlDispatcher(ste);
eMyh&@7(F return;
Vm}OrFA }
a@:(L"Or /////////////////////////////////////////////////////////////////////////////
sy`@q<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
$sK8l=# 下:
21'I-j /***********************************************************************
tE3#Uq Module:function.c
^`>,~$Q Date:2001/4/28
Z5iP1/&D Author:ey4s
_/Ky;p. Http://www.ey4s.org Xkcy~e ***********************************************************************/
tKOTQ8i4 #include
vYQ0e:P ////////////////////////////////////////////////////////////////////////////
$SAq/VHI1] BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
Nn<TPT[, {
wdg,dk9e$ TOKEN_PRIVILEGES tp;
h>\T1PM LUID luid;
\d$fi*{ 5{nERKaPf if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
|#9Nu9ak {
xUl=N printf("\nLookupPrivilegeValue error:%d", GetLastError() );
!5I;3EN return FALSE;
EH{m~x[Ei }
0Oy.&C T tp.PrivilegeCount = 1;
|Iei!jm tp.Privileges[0].Luid = luid;
"ee:Z_Sz if (bEnablePrivilege)
&?N1-?BjM tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
hG~4i:p
< else
T-e'r tp.Privileges[0].Attributes = 0;
s2=rj?g&(X // Enable the privilege or disable all privileges.
ZlQ@k{Es~ AdjustTokenPrivileges(
;f,`T hToken,
Tbf't^Ot$ FALSE,
3!E*h0$} &tp,
" B`k sizeof(TOKEN_PRIVILEGES),
o
4G%m>$ (PTOKEN_PRIVILEGES) NULL,
_9 yb5_ (PDWORD) NULL);
QOXG:?v\ // Call GetLastError to determine whether the function succeeded.
q?}
/q if (GetLastError() != ERROR_SUCCESS)
NG3!09eY {
}e$^v*16 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
.*\TG/x return FALSE;
)!SA]>- }
'fpm] *ig return TRUE;
'5xIisP }
kaM=Fk=t ////////////////////////////////////////////////////////////////////////////
SOE5` BOOL KillPS(DWORD id)
sa 8JN.B {
x\(@v HANDLE hProcess=NULL,hProcessToken=NULL;
iF]G$@rbU BOOL IsKilled=FALSE,bRet=FALSE;
0u[Vd:()v( __try
.*FBr7rE\ {
8<V6W F`e L#U-dzy\ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Ff6l"A5 {
"&h{+DHS printf("\nOpen Current Process Token failed:%d",GetLastError());
^h wF= __leave;
=' %r"_`} }
\j
C[|LM& //printf("\nOpen Current Process Token ok!");
0
D^d-R, if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
\dvzL(, {
}%e"A4v __leave;
%f[0&)1!.v }
&1nZ%J9 printf("\nSetPrivilege ok!");
!O|d,)$q bloe|o! if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
2gP^+. {
Dp1FX"a) printf("\nOpen Process %d failed:%d",id,GetLastError());
O3ij/8f __leave;
ivTx6-] }
|,YyuCQcL[ //printf("\nOpen Process %d ok!",id);
=NJ:%kvF if(!TerminateProcess(hProcess,1))
z!`aJE/ {
rl:6N*kK printf("\nTerminateProcess failed:%d",GetLastError());
X}j WNN __leave;
MU_8bK9m }
)?_x$GKY IsKilled=TRUE;
~x67v+I }
$z1W0 __finally
GSlvT:k {
[=3f:>ssm if(hProcessToken!=NULL) CloseHandle(hProcessToken);
/hrVnki* if(hProcess!=NULL) CloseHandle(hProcess);
*[XVkt`H }
,_SE!iL return(IsKilled);
#B_Em$ }
{7EnM1] //////////////////////////////////////////////////////////////////////////////////////////////
wY$'KmNW OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
T2EQQFs /*********************************************************************************************
=;tDYuFc! ModulesKill.c
`Uz2(zqS Create:2001/4/28
Oe#*- Modify:2001/6/23
H]]UsY` Author:ey4s
qH1k Http://www.ey4s.org a4a/]q4T PsKill ==>Local and Remote process killer for windows 2k
^wnlZ09J **************************************************************************/
%w9/gD #include "ps.h"
IZ9L
;"} #define EXE "killsrv.exe"
Cd Bsd #define ServiceName "PSKILL"
s,z$Vt"h*K ^)i5.o\ #pragma comment(lib,"mpr.lib")
A=N &(k //////////////////////////////////////////////////////////////////////////
He&7(mQ0^ //定义全局变量
WA'4y\ N SERVICE_STATUS ssStatus;
UQX. SC_HANDLE hSCManager=NULL,hSCService=NULL;
;dC>$_P? BOOL bKilled=FALSE;
0cGO*G2Xr char szTarget[52]=;
b\{34z, //////////////////////////////////////////////////////////////////////////
=`&7pYd, BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
:A,g :B BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
[nSlkl
BOOL WaitServiceStop();//等待服务停止函数
mZ%"""X\Ei BOOL RemoveService();//删除服务函数
f{i~hVF /////////////////////////////////////////////////////////////////////////
2Ra}&ie int main(DWORD dwArgc,LPTSTR *lpszArgv)
5Q/&,NP {
!UzMuGj BOOL bRet=FALSE,bFile=FALSE;
p*'%<3ml char tmp[52]=,RemoteFilePath[128]=,
Wi;wu* szUser[52]=,szPass[52]=;
#\P\(+0K HANDLE hFile=NULL;
]TE(:]o7V DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
d17RJW%A [quT&E //杀本地进程
@%FLT6MY if(dwArgc==2)
Q4;%[7LU {
(ncm]W if(KillPS(atoi(lpszArgv[1])))
jH5VrN*Q printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
0\B31=N( else
#1,"^k^ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
>]ghme lpszArgv[1],GetLastError());
\`kH2` return 0;
s%cfJe_k }
/
5\gP//9K //用户输入错误
K3Sa6"U else if(dwArgc!=5)
S]"U(JmW\ {
e7O9q8b printf("\nPSKILL ==>Local and Remote Process Killer"
MbT;]Bo "\nPower by ey4s"
l_q=@y "\nhttp://www.ey4s.org 2001/6/23"
]J '#KT{ "\n\nUsage:%s <==Killed Local Process"
%pJRu-D "\n %s <==Killed Remote Process\n",
q.}M^iDe lpszArgv[0],lpszArgv[0]);
r
9~Wh
$ return 1;
o[A y2"e? }
z~m{'O` //杀远程机器进程
Q
*]d[ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
{s{bnU strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
;q"Yz-3 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
~[N"Q|D3Y )qID<j# //将在目标机器上创建的exe文件的路径
e=H,|)P sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
8h?):e __try
NMy+=GZu^ {
mm1fG4
*% //与目标建立IPC连接
xs}3=&c( if(!ConnIPC(szTarget,szUser,szPass))
;h"St0
{
B=<Z@u printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Z[Z3x6
6 return 1;
bb4 `s0 }
_8z gaA printf("\nConnect to %s success!",szTarget);
|T;]%<O3E //在目标机器上创建exe文件
[X&VxTxr Yk^clCB{A( hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
j@o
\d%.'! E,
&i5MRw_]] NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
sw\O\%^ if(hFile==INVALID_HANDLE_VALUE)
u3k{s {
xHpB/P ~ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
m)q e __leave;
c/'Cju W }
+ g*s%^(E //写文件内容
*.,G;EC^ while(dwSize>dwIndex)
pYBY"r {
c e\|eN[ L,/(^0; if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
Ovhd%qV;Y {
]ZI ?U<0 printf("\nWrite file %s
2uEvu failed:%d",RemoteFilePath,GetLastError());
Lu.C+zgQ __leave;
$[6] Ly(F) }
J$>9UCk7B dwIndex+=dwWrite;
svWQk9d }
dI%#cf1 //关闭文件句柄
lP;X=X> CloseHandle(hFile);
f\vy5'' bFile=TRUE;
?= RC?K //安装服务
vU9j|z if(InstallService(dwArgc,lpszArgv))
MXP3ZN' {
3 q^^Os //等待服务结束
sy(8-zbI if(WaitServiceStop())
L60Sc {
,7/F?!G!J //printf("\nService was stoped!");
n#
4e1n+I }
DX b=Ku else
C[JGt9{Y {
8q/3}AnI //printf("\nService can't be stoped.Try to delete it.");
S)\Yc=~h }
(/[wM>q:r Sleep(500);
1"fbQ^4` //删除服务
P 5_l& RemoveService();
84f~.45 }
z#u<]] 5 }
.QLjaEja __finally
AM:lU {
l\DcXgD
x //删除留下的文件
Q~-M B]' if(bFile) DeleteFile(RemoteFilePath);
50R&;+b //如果文件句柄没有关闭,关闭之~
uG^RU\( if(hFile!=NULL) CloseHandle(hFile);
*>,#'C2 //Close Service handle
mM;5UPbZ if(hSCService!=NULL) CloseServiceHandle(hSCService);
K)&oDwk //Close the Service Control Manager handle
B.Y8O^rx if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
YcdT/ //断开ipc连接
_0Z8V[ wsprintf(tmp,"\\%s\ipc$",szTarget);
wgcKeTD9 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
-VafN if(bKilled)
\(4kEB2s$ printf("\nProcess %s on %s have been
@\?QZX(H killed!\n",lpszArgv[4],lpszArgv[1]);
9k*1_ else
cKe{ ]a printf("\nProcess %s on %s can't be
ZD#{h J- killed!\n",lpszArgv[4],lpszArgv[1]);
QT)5-Jy }
EHlkt,h* return 0;
!g2~|G }
LQ{z}Ay //////////////////////////////////////////////////////////////////////////
P/Zp3O H BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
g+pj1ycw/ {
;NPbEPL[5 NETRESOURCE nr;
) k6O char RN[50]="\\";
@#1T-* =2&