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。
V+Xl9v4O OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
nhdTTap&9 <1>与远程系统建立IPC连接
0O2n/`' <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
sI 4yG <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
U!e6FHj7 <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
Az,-
Cq <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
MZ#T^Y <6>服务启动后,killsrv.exe运行,杀掉进程
\
Aq;Q? <7>清场
N<JHjq 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
vz`@x45K /***********************************************************************
59B&2861 Module:Killsrv.c
6ri#Lw Date:2001/4/27
8
#oR/Nt Author:ey4s
?\H.S9CZ^ Http://www.ey4s.org $zkH|]
zZ ***********************************************************************/
ErbSl #include
(U87}}/l #include
;RN8\re #include "function.c"
q42FPq #define ServiceName "PSKILL"
ua
8m;>R FUeq
\Wuo SERVICE_STATUS_HANDLE ssh;
Jp;k+"<q SERVICE_STATUS ss;
lr('k`KOQ /////////////////////////////////////////////////////////////////////////
LxJ6M/". void ServiceStopped(void)
Ff"gadRXd {
*M~.3$NN ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
FWPW/oC ss.dwCurrentState=SERVICE_STOPPED;
IlLn4Iw ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
K5ZnS`c; ss.dwWin32ExitCode=NO_ERROR;
K%{ad1$c ss.dwCheckPoint=0;
s` >H ss.dwWaitHint=0;
Q!CO0w SetServiceStatus(ssh,&ss);
Ly(P=M>"y return;
w;yx<1f }
RTd^ImV /////////////////////////////////////////////////////////////////////////
ZL%VOxYqi void ServicePaused(void)
6 ,N6jaW {
M%=P)cC ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
p/|(,)'+jx ss.dwCurrentState=SERVICE_PAUSED;
3n(*E_n ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
t]m!ee8*X< ss.dwWin32ExitCode=NO_ERROR;
pZ+j[! ss.dwCheckPoint=0;
T$b\Q ss.dwWaitHint=0;
D6=HYqdj SetServiceStatus(ssh,&ss);
<jd/t19DB return;
hWGZd~L }
gOE_
] void ServiceRunning(void)
{y );vHf$ {
rveVCTbC ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
fwmLJ5o
N ss.dwCurrentState=SERVICE_RUNNING;
9[>Lp9l' ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Xt(!
a ss.dwWin32ExitCode=NO_ERROR;
e)pTC97^L ss.dwCheckPoint=0;
Hc!!tbBQ ss.dwWaitHint=0;
;9rTE|n SetServiceStatus(ssh,&ss);
lL2-.!]R return;
~Q!~ eTw }
B!q?_[k, /////////////////////////////////////////////////////////////////////////
|Is'-g! void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
Ysk,w,K {
a%[q
|oyR switch(Opcode)
)|T`17- {
:{CFTc5:A case SERVICE_CONTROL_STOP://停止Service
'\4fU% ServiceStopped();
\8_V(lU
break;
ABWb>EZ8 case SERVICE_CONTROL_INTERROGATE:
+rQg7a} SetServiceStatus(ssh,&ss);
+>E5X4JC break;
q0|ZoP }
|(%AM*n return;
A c:\c7M; }
7jezw'\=~ //////////////////////////////////////////////////////////////////////////////
??TdrTS //杀进程成功设置服务状态为SERVICE_STOPPED
</w7W3F //失败设置服务状态为SERVICE_PAUSED
y''0PSfb# //
n2na9dX)w void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
[a D:A {
j7sU0"7^ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
OPJgIU% if(!ssh)
C5B=NAc {
~j}J<4&OvC ServicePaused();
8dV=1O$/ return;
s*{mT6s+T }
}B*,mn2N ServiceRunning();
LY1KQu Y Sleep(100);
ftW{C1,U7 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
+G\0L_B //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
M5rwoyn if(KillPS(atoi(lpszArgv[5])))
(+$ol'i ServiceStopped();
;zm
ks] else
):}Fu ServicePaused();
w&+\Wo;([b return;
j/`Up }
3#<'[TF00t /////////////////////////////////////////////////////////////////////////////
y"Ihr5S\ void main(DWORD dwArgc,LPTSTR *lpszArgv)
oYg/*k7EDX {
D3]@i&^B SERVICE_TABLE_ENTRY ste[2];
5^o3y.J?P ste[0].lpServiceName=ServiceName;
.r6YrB@[' ste[0].lpServiceProc=ServiceMain;
p9w%kM? ste[1].lpServiceName=NULL;
l)iv\j ste[1].lpServiceProc=NULL;
%30T{n: StartServiceCtrlDispatcher(ste);
%d-`71|lG^ return;
<dJIq"){ }
y$v@wb5 /////////////////////////////////////////////////////////////////////////////
2:/u2K 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
XL?Aw 下:
$OT}`Te~ /***********************************************************************
/9TL&_A-T Module:function.c
iZu:uMoc Date:2001/4/28
lSs^A@s Author:ey4s
8q{1E];:q Http://www.ey4s.org -Cml0}.O ***********************************************************************/
V[To,f #include
H&u4v2
////////////////////////////////////////////////////////////////////////////
w1.MhA BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
afV
P-m4L {
w+3>DEfz TOKEN_PRIVILEGES tp;
^VC7C~NZ!M LUID luid;
Flne=ij6g +Gp!cGaAm if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
1uY3[Z9S {
xf[zE Et printf("\nLookupPrivilegeValue error:%d", GetLastError() );
@qpYDnJ: return FALSE;
M@5KoMsB9 }
+0dQORo tp.PrivilegeCount = 1;
GW:\l~ d tp.Privileges[0].Luid = luid;
Y)5)s0} if (bEnablePrivilege)
t{[gKV-b tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
+H?<}N*T else
QQSH + tp.Privileges[0].Attributes = 0;
Qlf
9]ug) // Enable the privilege or disable all privileges.
g8rp|MOH AdjustTokenPrivileges(
_u`B3iG hToken,
6S2r FALSE,
i)GeX: &tp,
e%'z=%( sizeof(TOKEN_PRIVILEGES),
T^+1rG (PTOKEN_PRIVILEGES) NULL,
q!9^#c (PDWORD) NULL);
h<Jc;ht // Call GetLastError to determine whether the function succeeded.
EI%M
Azj} if (GetLastError() != ERROR_SUCCESS)
;7wwY$PBH {
%
i%ew4 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
./';P<) return FALSE;
(v|ixa }
- a return TRUE;
CL
EpB2_ }
$dr27tse&< ////////////////////////////////////////////////////////////////////////////
V>1D1 BOOL KillPS(DWORD id)
y4 dp1<t% {
Bmi:2} j HANDLE hProcess=NULL,hProcessToken=NULL;
J&n ^y BOOL IsKilled=FALSE,bRet=FALSE;
L,yA<yrC __try
'E@2I9Kj {
@*bvMEE #:
dR^zr< if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
C,9)V5!tP2 {
D9e+ printf("\nOpen Current Process Token failed:%d",GetLastError());
Zj:a-= __leave;
[vZfH!vLP }
0~(\lkh*!9 //printf("\nOpen Current Process Token ok!");
9"[!EKW if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
wxH(&CB-{ {
Bm65W __leave;
`WraOsoY }
rSM$E printf("\nSetPrivilege ok!");
kQqBHA U)SM),bE[ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
XhQw+j~1. {
z"G`o"4
V printf("\nOpen Process %d failed:%d",id,GetLastError());
NvEm,E\| __leave;
E\
K }
E`A<]dAoK //printf("\nOpen Process %d ok!",id);
RPz!UMQSD if(!TerminateProcess(hProcess,1))
;"d?_{>7 {
7Qm;g-)f printf("\nTerminateProcess failed:%d",GetLastError());
=) mXCA^ __leave;
#Nu%] }
?ZSXoy-kr IsKilled=TRUE;
</K%i;l }
j;1~=j]) __finally
a7XXhsZ {
Xtu: if(hProcessToken!=NULL) CloseHandle(hProcessToken);
/%N31 if(hProcess!=NULL) CloseHandle(hProcess);
ws*~$x?7 }
L?Kz
P.(t+ return(IsKilled);
(#fm (@T }
r78u=r //////////////////////////////////////////////////////////////////////////////////////////////
}:,o Y< OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
"R@$Wu53| /*********************************************************************************************
>reaIBT ModulesKill.c
BFzcoBu- Create:2001/4/28
$[HcHnf Modify:2001/6/23
5`1(} Author:ey4s
*/0vJz%<.M Http://www.ey4s.org Verbmeg&n PsKill ==>Local and Remote process killer for windows 2k
_A@fP[C **************************************************************************/
zhVa.r A #include "ps.h"
G\'u~B/w #define EXE "killsrv.exe"
`<l/GwtAJ #define ServiceName "PSKILL"
2eZk3_w H<rnJ #pragma comment(lib,"mpr.lib")
FgFJ0fo //////////////////////////////////////////////////////////////////////////
&=+cov(3 //定义全局变量
]Ssw32yn SERVICE_STATUS ssStatus;
VJ~X#Q SC_HANDLE hSCManager=NULL,hSCService=NULL;
k"Z"$V2i BOOL bKilled=FALSE;
nG4Uk2> char szTarget[52]=;
yFPaWW //////////////////////////////////////////////////////////////////////////
8o8b'tW^ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
kg/+vJ BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
.IW_DM- BOOL WaitServiceStop();//等待服务停止函数
BCj`WF@8l{ BOOL RemoveService();//删除服务函数
)[@YHE5g /////////////////////////////////////////////////////////////////////////
!s#'pTZk4 int main(DWORD dwArgc,LPTSTR *lpszArgv)
s2(w#n) {
t%]^5<+X58 BOOL bRet=FALSE,bFile=FALSE;
rL!_&| char tmp[52]=,RemoteFilePath[128]=,
78^UgO/ szUser[52]=,szPass[52]=;
%
K9;
qJ5 HANDLE hFile=NULL;
\-$bo=s. DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
4Vb}i[</ 6b#:H~ < //杀本地进程
zkT`] @`J if(dwArgc==2)
/ZIJ<#o[ {
Q`@$j,v if(KillPS(atoi(lpszArgv[1])))
.BYKdxa printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
d'Ik@D]I else
Xh7~MU~X printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
t+W=2w& lpszArgv[1],GetLastError());
TQOg~lH return 0;
uv~qK:Nw( }
/el["l //用户输入错误
4."o.:8x else if(dwArgc!=5)
uI[-P}bSc& {
&6,Yjs:T m printf("\nPSKILL ==>Local and Remote Process Killer"
|dB1R% "\nPower by ey4s"
n!l./>N "\nhttp://www.ey4s.org 2001/6/23"
\GbHS*\+ "\n\nUsage:%s <==Killed Local Process"
tpNtoqg_$ "\n %s <==Killed Remote Process\n",
1Rb XM n lpszArgv[0],lpszArgv[0]);
!yV,|)y5F return 1;
]]h:#A2 }
Y^94iOk%T //杀远程机器进程
?' ez.a} strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
}ZM*[j strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
EL 8N[]RF strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
`\RX~ $^ nyl8=F:V //将在目标机器上创建的exe文件的路径
0]h8)EW sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
&z xBi" __try
&0th1-OP_ {
4mM2C`I //与目标建立IPC连接
YvxMA# if(!ConnIPC(szTarget,szUser,szPass))
c5wkzY h {
Wd^F%)( printf("\nConnect to %s failed:%d",szTarget,GetLastError());
YjX!q]56 return 1;
; $ ?jR
c }
oM18aR& printf("\nConnect to %s success!",szTarget);
#iRyjD //在目标机器上创建exe文件
U&]p!DV&; +LI*!(T|lm hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
kYI(<oTY~ E,
wEHAkc)Q NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
UgD'Bi if(hFile==INVALID_HANDLE_VALUE)
['}^;Y?*o {
qUoMg%Z%l printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
\AtwO __leave;
Kl46CZs#8 }
HM$`z"p5jg //写文件内容
MWn L#! while(dwSize>dwIndex)
mSk :7ozZ {
v]`A_)[ aG8D%i0 if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
q563,s {
&JXHDpd$a^ printf("\nWrite file %s
U>plv failed:%d",RemoteFilePath,GetLastError());
xvx\H' __leave;
eMm~7\
R }
Rbj+P;t& dwIndex+=dwWrite;
Kt4\&l-De }
CyK$XDHa //关闭文件句柄
w
/W
Cj4` CloseHandle(hFile);
+/b4@B7 bFile=TRUE;
?`l=!>C4s //安装服务
4MtqQq4% if(InstallService(dwArgc,lpszArgv))
c~L6fvS {
B0 oY]r6 //等待服务结束
s68_o[[E if(WaitServiceStop())
n?P 5pJ {
$?/Xk%d+ //printf("\nService was stoped!");
@)2V"FE4i }
uuUVE/^V' else
ev: !,}]w {
,~j$rs`Z //printf("\nService can't be stoped.Try to delete it.");
&TkbnDuYd~ }
<v7KE*# Sleep(500);
-o!,,XYj . //删除服务
]}l+ !NV< RemoveService();
D
5 r }
0Yzb=QMD }
I>8 @=V~ __finally
\'LC C- {
4 _U,-%/ //删除留下的文件
tzW<&^ if(bFile) DeleteFile(RemoteFilePath);
iQ]c
k- //如果文件句柄没有关闭,关闭之~
H;t8(-F@' if(hFile!=NULL) CloseHandle(hFile);
't]EkH]BC //Close Service handle
iq^L~RW5e if(hSCService!=NULL) CloseServiceHandle(hSCService);
!^w\$cw& //Close the Service Control Manager handle
18/@:u{ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
dXo'#. //断开ipc连接
\2<yZCn wsprintf(tmp,"\\%s\ipc$",szTarget);
$m: a-.I WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
n 8OdRv if(bKilled)
w)m0Z4* printf("\nProcess %s on %s have been
k>0cTBY& killed!\n",lpszArgv[4],lpszArgv[1]);
55\X\>
0C7 else
j3[OY printf("\nProcess %s on %s can't be
@`y?\fWh killed!\n",lpszArgv[4],lpszArgv[1]);
9;v"bcQ }
V+a%,sI return 0;
r4NT`&`g? }
2E;%=e //////////////////////////////////////////////////////////////////////////
,^IZ[D>u) BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
@H# kvYWmn {
4Ig{#}< NETRESOURCE nr;
@xF8' [< char RN[50]="\\";
K7O?{/ -R$FJbId strcat(RN,RemoteName);
zHs strcat(RN,"\ipc$");
][5p.owJse 8rG&CxI nr.dwType=RESOURCETYPE_ANY;
?jn6Op nr.lpLocalName=NULL;
NdSxWrD`m nr.lpRemoteName=RN;
'5,,XhP nr.lpProvider=NULL;
tEX~72v j_WF38o if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
])wMUJWg2 return TRUE;
/qq&'}TZP else
wY
;8UN return FALSE;
*T2&$W|_a }
yg[; /////////////////////////////////////////////////////////////////////////
x>9EVa) BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
F.
oP!r {
--%2=.X= BOOL bRet=FALSE;
OYtus7q< __try
WZ6{(`;#m {
Lr\ B //Open Service Control Manager on Local or Remote machine
o>A%}YU hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
=+-.5M if(hSCManager==NULL)
KZ}4<{3 {
>)A printf("\nOpen Service Control Manage failed:%d",GetLastError());
[;#.DH] __leave;
%^%-h}1 }
&CmkNm_B //printf("\nOpen Service Control Manage ok!");
2V"gqJHv //Create Service
5GFnfc} hSCService=CreateService(hSCManager,// handle to SCM database
XK/@!ud"` ServiceName,// name of service to start
\\G6c4fC ServiceName,// display name
,M h/3DPgE SERVICE_ALL_ACCESS,// type of access to service
O/^w!
:z' SERVICE_WIN32_OWN_PROCESS,// type of service
0?Wf\7 SERVICE_AUTO_START,// when to start service
QRHm|f9_C SERVICE_ERROR_IGNORE,// severity of service
2[YD& failure
;)]zv\fC EXE,// name of binary file
4qz{D"M NULL,// name of load ordering group
iY'hkr w NULL,// tag identifier
WAa1H60VkS NULL,// array of dependency names
w@ylRq NULL,// account name
f$W}d0(F; NULL);// account password
h8-tbHgpb //create service failed
)* nbEZm@ if(hSCService==NULL)
Iy4MMU {
WblV`"~e //如果服务已经存在,那么则打开
FC(cXPX} if(GetLastError()==ERROR_SERVICE_EXISTS)
'C>S yU {
i8) :0 //printf("\nService %s Already exists",ServiceName);
Y*}>tD; //open service
c_q y)N hSCService = OpenService(hSCManager, ServiceName,
+}0*_VW SERVICE_ALL_ACCESS);
eC`f8=V if(hSCService==NULL)
Jc?ssm\% {
nW%=k!'' printf("\nOpen Service failed:%d",GetLastError());
p33GKg0i+( __leave;
vhEs +j }
# %y{mn //printf("\nOpen Service %s ok!",ServiceName);
x,c68Q)g }
`6sQlCOnF else
.*f4e3 {
#R PB;#{ printf("\nCreateService failed:%d",GetLastError());
L0VR( __leave;
|#jm=rT0y }
a4.:
i }
[=1?CD //create service ok
Msu2OF *x else
+&zC