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。
s?SspuV OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
md!6@)S-p <1>与远程系统建立IPC连接
~MpikBf <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
;"3B,Yj <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
jYsAL=oh,* <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
c/{FDN <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
>.h:Y5 <6>服务启动后,killsrv.exe运行,杀掉进程
,Z.sGv <7>清场
Rx%S<i;9 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
^5mc$~1` /***********************************************************************
L9x-90'q, Module:Killsrv.c
v
gN!9 Date:2001/4/27
!> UlvT- Author:ey4s
{Gxe%gu6K Http://www.ey4s.org 7
,Rg~L ***********************************************************************/
:Pud%}' #include
c:R?da #include
J~YT~D2L #include "function.c"
WJ7|0qb #define ServiceName "PSKILL"
>rnVTK Z$oy;j99y SERVICE_STATUS_HANDLE ssh;
h}bfZL SERVICE_STATUS ss;
E?m~DYnU /////////////////////////////////////////////////////////////////////////
q76POytV| void ServiceStopped(void)
'CLZ7pV {
qnm_#!&uHT ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
(8 nv&| ss.dwCurrentState=SERVICE_STOPPED;
h}b:-a ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
xNz(LZ.c ss.dwWin32ExitCode=NO_ERROR;
#-hO\
QdC ss.dwCheckPoint=0;
*kr/,_K ss.dwWaitHint=0;
>rG>Bz^Pu SetServiceStatus(ssh,&ss);
Io6/Fv>! return;
f|RmAP;X, }
{.Tx70kn /////////////////////////////////////////////////////////////////////////
^l &lwSRVt void ServicePaused(void)
6(
HF)z {
[P$Xr6# ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
UA[`{rf ss.dwCurrentState=SERVICE_PAUSED;
DM.lQ0xk ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
r8k (L{W ss.dwWin32ExitCode=NO_ERROR;
$KHm5*;nd ss.dwCheckPoint=0;
kmB!NxF>)F ss.dwWaitHint=0;
!^J;S%MB:K SetServiceStatus(ssh,&ss);
!iXRt" ) return;
\1EuHQ? }
b*|~F void ServiceRunning(void)
=Q#I@SVp2$ {
j;x()iZ< ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
UK`A:N2[ ss.dwCurrentState=SERVICE_RUNNING;
*MF9_V)8V ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
gGqrFh\ ss.dwWin32ExitCode=NO_ERROR;
p|UL<M9{a] ss.dwCheckPoint=0;
6r7>nU&d ss.dwWaitHint=0;
8tvmqe_G SetServiceStatus(ssh,&ss);
ZsGvv]P return;
(Wzp sDte }
igO>)XbsM /////////////////////////////////////////////////////////////////////////
9>}&dQ8 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
%&ejO=r {
cx}Yu8 switch(Opcode)
J8|MK.oD {
Daf|.5>(@ case SERVICE_CONTROL_STOP://停止Service
:uL<UD,vu3 ServiceStopped();
;m/e|_4;y break;
56.!L case SERVICE_CONTROL_INTERROGATE:
pP<8zTLn SetServiceStatus(ssh,&ss);
c{#2;k
Q, break;
/qpSmRL }
h$S#fY8 return;
Y\xEPh }
Y$'j9bUJ //////////////////////////////////////////////////////////////////////////////
CEy\1D //杀进程成功设置服务状态为SERVICE_STOPPED
f@*69a8 //失败设置服务状态为SERVICE_PAUSED
;p`1Y<d-O //
FaHOutP void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
XqH@3Ehk {
/\J0)V ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
}~FX!F#oU if(!ssh)
WP<L9A {
Xr*I`BJ ServicePaused();
1v@#b@NXM7 return;
W/'1ftn?D }
0cG'37[ ServiceRunning();
j,n:%5P\v Sleep(100);
Xfiwblg //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
]HKt7 %, //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
jP@ @<dt if(KillPS(atoi(lpszArgv[5])))
{QG.> lB ServiceStopped();
a`O'ZY else
.jrNi=BP* ServicePaused();
.#EU@Hc return;
\S}/2]* 1 }
<z Gh}.6v /////////////////////////////////////////////////////////////////////////////
R >x d*A void main(DWORD dwArgc,LPTSTR *lpszArgv)
Y;'<u\^M" {
D
0Xl`0"' SERVICE_TABLE_ENTRY ste[2];
p1N}2]e ste[0].lpServiceName=ServiceName;
IQqUFP$8g ste[0].lpServiceProc=ServiceMain;
F)3+IuY ste[1].lpServiceName=NULL;
lyn%r ste[1].lpServiceProc=NULL;
TrI+F+; StartServiceCtrlDispatcher(ste);
R'BB- return;
:e<jD_.X }
fQ+whGB /////////////////////////////////////////////////////////////////////////////
c3]t"TA, function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
0R
x#Fm 下:
?kjQ_K /***********************************************************************
^WA7X9ed Module:function.c
!Tzo&G Date:2001/4/28
&/@V$'G= Author:ey4s
:!gNOR6Lh Http://www.ey4s.org CmEqo;Is ***********************************************************************/
'g#%> #include
)~2\4t4|g ////////////////////////////////////////////////////////////////////////////
\JLGw1F BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
Bdo{zv&A {
y r (g/0 TOKEN_PRIVILEGES tp;
y
oW~ LUID luid;
.?}M(mL c*KE3: if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
}#z1>y!# {
?v^NimcZ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
M/ S~"iD return FALSE;
<q63?Ms' }
\gA!)q.; tp.PrivilegeCount = 1;
~^wSwd[ tp.Privileges[0].Luid = luid;
NuZ2,<~9 if (bEnablePrivilege)
Dfs^W{YA tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
=VC18yA else
I}f`iBG tp.Privileges[0].Attributes = 0;
@SfQbM##% // Enable the privilege or disable all privileges.
IDct!53~ AdjustTokenPrivileges(
k
9i
W1 hToken,
:EX>Y<`] FALSE,
7# AIX], &tp,
=D<0&M9C sizeof(TOKEN_PRIVILEGES),
Xhe& "rM (PTOKEN_PRIVILEGES) NULL,
Emlj,c<?j (PDWORD) NULL);
v l"8Oi*r^ // Call GetLastError to determine whether the function succeeded.
GRZz@bAO?$ if (GetLastError() != ERROR_SUCCESS)
\ `Hp/D1 {
sn"((BsO< printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
Ny^ 1#R return FALSE;
!73y(Y%TE }
c5]Xqq, return TRUE;
~${~To8$CW }
9qx4F<
////////////////////////////////////////////////////////////////////////////
Q2
q~m8( BOOL KillPS(DWORD id)
uq5?t {
4`O[U#? HANDLE hProcess=NULL,hProcessToken=NULL;
$;v! ,> BOOL IsKilled=FALSE,bRet=FALSE;
?(ORk|)kU __try
Zue3Z{31T {
zx@!8Z <Gpji5f2 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
r]9-~1T {
}M4dze printf("\nOpen Current Process Token failed:%d",GetLastError());
vF\>;pcT __leave;
O_QDjxj^rZ }
,gV#x7IW //printf("\nOpen Current Process Token ok!");
uFr12ZFgK if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
0/HFLz' {
Q,?_;,I} __leave;
/@:X0}L }
^ ` LqNG printf("\nSetPrivilege ok!");
P2n8H Fi cSL6V2F if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
_k:8ib2TQ {
!}Xoqamm printf("\nOpen Process %d failed:%d",id,GetLastError());
8}n<3_ __leave;
0zW*JJxV }
|5u~L#P //printf("\nOpen Process %d ok!",id);
FjCGD4x1N if(!TerminateProcess(hProcess,1))
rLTBBvV {
3IxC@QR printf("\nTerminateProcess failed:%d",GetLastError());
o z*;q] __leave;
RV~t%Sw^ }
m6R/, IsKilled=TRUE;
?/|Xie }
E/cV59 __finally
^E}?YgNp {
h,/Aq if(hProcessToken!=NULL) CloseHandle(hProcessToken);
)kep:-wm if(hProcess!=NULL) CloseHandle(hProcess);
u
X,n[u }
L{/%
"2> return(IsKilled);
O Z
./suR) }
eT
b!xb //////////////////////////////////////////////////////////////////////////////////////////////
|WB-N g OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
dN5{W0_ /*********************************************************************************************
8N&'n ModulesKill.c
oAO{4xP Create:2001/4/28
XG|N$~N+ 2 Modify:2001/6/23
$;5Q
mKQ' Author:ey4s
c64^u9 Http://www.ey4s.org ]I|(/+}M PsKill ==>Local and Remote process killer for windows 2k
>XtfT' **************************************************************************/
l"ms:v #include "ps.h"
jG>W+lq #define EXE "killsrv.exe"
O9daeIF0# #define ServiceName "PSKILL"
s)Y1%# _}R9!R0O #pragma comment(lib,"mpr.lib")
?NwrdcQ //////////////////////////////////////////////////////////////////////////
3\W/VBJJ //定义全局变量
[9
MH"\ SERVICE_STATUS ssStatus;
5W)ST&YPL* SC_HANDLE hSCManager=NULL,hSCService=NULL;
Kk^*#vR BOOL bKilled=FALSE;
K]|Ud No char szTarget[52]=;
j(%N.f6 //////////////////////////////////////////////////////////////////////////
evZcoH3~ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
4Y(@
KUb BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
iC3z5_g*@ BOOL WaitServiceStop();//等待服务停止函数
_(-jk4 L BOOL RemoveService();//删除服务函数
+/[M
Ex= /////////////////////////////////////////////////////////////////////////
!(lcUdBd int main(DWORD dwArgc,LPTSTR *lpszArgv)
ROFZ*@CH< {
u1meysa{0 BOOL bRet=FALSE,bFile=FALSE;
VcKB:(:[ char tmp[52]=,RemoteFilePath[128]=,
yzN[%/ szUser[52]=,szPass[52]=;
F! =l
r HANDLE hFile=NULL;
+W4}&S DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
^/BGOBK ",,# q //杀本地进程
Mj;V.Y if(dwArgc==2)
m*m),mZ" {
-,bnj^L if(KillPS(atoi(lpszArgv[1])))
uw \@~ ,d printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
#gbB// < else
xr'1CP printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
+vkmS lpszArgv[1],GetLastError());
l!*_[r return 0;
+gd5& }
Ef] Hpjvp //用户输入错误
3en9TB else if(dwArgc!=5)
mG
S4W; {
:|;@FkQ printf("\nPSKILL ==>Local and Remote Process Killer"
^}+\ 52w "\nPower by ey4s"
coAXYn "\nhttp://www.ey4s.org 2001/6/23"
5{'hsC "\n\nUsage:%s <==Killed Local Process"
HoPpUq5, "\n %s <==Killed Remote Process\n",
N,TV?Q5l7 lpszArgv[0],lpszArgv[0]);
R!dC20IMvH return 1;
ZA="Dac }
529b. | //杀远程机器进程
#I=EYl=Vvi strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
9[/0 strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
?I=1T. strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
ZR!8hw8 ) lUS' I //将在目标机器上创建的exe文件的路径
^Wld6:L{I sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
tLu&3<% __try
uo`R {
WJq>%<# //与目标建立IPC连接
c9+G
Qp if(!ConnIPC(szTarget,szUser,szPass))
j*>J1M3E {
u=0O3-\h printf("\nConnect to %s failed:%d",szTarget,GetLastError());
{JfQQP&FV return 1;
|<Ls;:5. }
\\SQACN printf("\nConnect to %s success!",szTarget);
1gHe$dzXk //在目标机器上创建exe文件
9[qOfIny d<-f:}^k0 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
D;YfQQr E,
?I?G+(bq NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
pX%:XpC!h if(hFile==INVALID_HANDLE_VALUE)
n%3!)/$ {
$0[T<]{/? printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
7i($/mNl __leave;
_*~F1% d }
# `=Zc7gf //写文件内容
`4*I1WZW while(dwSize>dwIndex)
:UdW4N- {
'OnfU{Ai S#]]h/ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
Xz4q^XJ {
hF$`=hE,F~ printf("\nWrite file %s
.{ v$;g failed:%d",RemoteFilePath,GetLastError());
@JGmOwZ __leave;
+JErc)% }
=7V4{|ESfy dwIndex+=dwWrite;
ebze_: }
#}#m\=0 //关闭文件句柄
LtRRX@qJw CloseHandle(hFile);
m%L!eR bFile=TRUE;
/MtmO$. //安装服务
[~N;d9H+*1 if(InstallService(dwArgc,lpszArgv))
=RWTjTZ {
W^iK9|[qp //等待服务结束
&%fcGNzJQ if(WaitServiceStop())
CA#g(SiZ {
^{"i eVn //printf("\nService was stoped!");
eC5*Q=ai, }
ZSu.0|0# else
z)T-<zWO; {
^/#+0/Bn //printf("\nService can't be stoped.Try to delete it.");
G`l\R:Q }
Lip#uuuXXN Sleep(500);
%gmx47 //删除服务
Bj7*2} RemoveService();
~IZ-:?+S^ }
N1'"7eg/ }
^ = C> __finally
#czInXTTx {
jzf~n~ //删除留下的文件
Vq3 NjN!+5 if(bFile) DeleteFile(RemoteFilePath);
,g?ny<#o //如果文件句柄没有关闭,关闭之~
M@TG7M7Os if(hFile!=NULL) CloseHandle(hFile);
d~8U1}dP //Close Service handle
Ubu&$4a if(hSCService!=NULL) CloseServiceHandle(hSCService);
})OS2F //Close the Service Control Manager handle
L$=R/l if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
M!6Fnj //断开ipc连接
>n,_Aj
c wsprintf(tmp,"\\%s\ipc$",szTarget);
z#+WK|a WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
\hX,z = if(bKilled)
7(2}Vs!5 printf("\nProcess %s on %s have been
{v*4mT killed!\n",lpszArgv[4],lpszArgv[1]);
|V5BL<4 else
:=Zd)i)3 printf("\nProcess %s on %s can't be
.
Z&5TK4I killed!\n",lpszArgv[4],lpszArgv[1]);
o'lG9ePM| }
2xN7lfu1RB return 0;
uL)MbM] }
g/C 7wc //////////////////////////////////////////////////////////////////////////
|&@q$d BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
%uo8z~+ {
j#f/M3 NETRESOURCE nr;
OmuE l> char RN[50]="\\";
)?[2Y%P "1s ]74 strcat(RN,RemoteName);
$2Wk#F2c= strcat(RN,"\ipc$");
9we];RYK w}1IP- nr.dwType=RESOURCETYPE_ANY;
`)a|Q nr.lpLocalName=NULL;
b_Y+XXb< nr.lpRemoteName=RN;
9SeGkwec?$ nr.lpProvider=NULL;
(`4&