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。
Nk.m$ OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
"_LDs(& <1>与远程系统建立IPC连接
#7 )&` <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
l#%qF Db <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
Ro}7ERA <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
\a#{Y/j3 <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
;jgk53lo <6>服务启动后,killsrv.exe运行,杀掉进程
X;e=d+pw <7>清场
OD@k9I[ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
NO)Hi)$X6Y /***********************************************************************
?;GbK2\bj Module:Killsrv.c
.uh>S!X, ] Date:2001/4/27
/M,C%.- Author:ey4s
HbOLf Http://www.ey4s.org 6TR` O ***********************************************************************/
u%t/W0xi #include
F"-u8in` #include
DpRGPs #include "function.c"
;[qA?<GJ #define ServiceName "PSKILL"
?|i
C-7{8L c-jE1y< SERVICE_STATUS_HANDLE ssh;
#&k`-@b5| SERVICE_STATUS ss;
D`Cy]j /////////////////////////////////////////////////////////////////////////
{"dvU"y)\ void ServiceStopped(void)
dguN<yS-E {
QZh#&Qf; ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
gLDO|ADni ss.dwCurrentState=SERVICE_STOPPED;
`{oFdvL~) ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
@u>:(9bp ss.dwWin32ExitCode=NO_ERROR;
Z|#G+$"QV ss.dwCheckPoint=0;
`i `F$ ; ss.dwWaitHint=0;
o8B$6w:_ SetServiceStatus(ssh,&ss);
.5^7Jwh return;
Q4Zw<IZv5 }
EXF|;@-" /////////////////////////////////////////////////////////////////////////
ykS-5E` void ServicePaused(void)
v:IpZ;^ {
`
t6|09e ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
S4Q
fx6:~h ss.dwCurrentState=SERVICE_PAUSED;
?3_^SRW&a ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
@e#{Sm ss.dwWin32ExitCode=NO_ERROR;
\H4$9lPk ss.dwCheckPoint=0;
EXbaijHQG ss.dwWaitHint=0;
4=nh'
U38 SetServiceStatus(ssh,&ss);
\Dx;AK s return;
;u?L>(b }
9dO. ,U*` void ServiceRunning(void)
}~#Tsv {
l9Av@| ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
LOEiV ss.dwCurrentState=SERVICE_RUNNING;
=c;.cW ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
3P *[!KI ss.dwWin32ExitCode=NO_ERROR;
Krd0Gc~\|
ss.dwCheckPoint=0;
u.@B-Pf[Eo ss.dwWaitHint=0;
@@z5v bs'{ SetServiceStatus(ssh,&ss);
Kgw,]E&7 return;
[gIvB<Uv }
S*NeS#!v /////////////////////////////////////////////////////////////////////////
l+#uQo6cqQ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
!BjJ5m {
j a'_syn switch(Opcode)
,Ma%"cWVC {
&a'mh case SERVICE_CONTROL_STOP://停止Service
gX~lYdA ServiceStopped();
T(=Z0M break;
u\3=m%1 case SERVICE_CONTROL_INTERROGATE:
\'6%Ld5km SetServiceStatus(ssh,&ss);
G.:QA}FE' break;
%$&_! }
#2dH2k\F return;
lNo]]a+_ }
T2}X~A //////////////////////////////////////////////////////////////////////////////
f<;eNN //杀进程成功设置服务状态为SERVICE_STOPPED
/[I#3| //失败设置服务状态为SERVICE_PAUSED
Y;{(?0
s //
4vi[hiV void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
y[';@t7CC {
eyuQ}R ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
&<EixDi4q if(!ssh)
v(]dIH {
b/d1(B@ ServicePaused();
{n{-5Y return;
M Al4g+es }
x~E\zw ServiceRunning();
q4SEvP}fLx Sleep(100);
P@0J! //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
m[nrr6 G" //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
MxqIB(5k if(KillPS(atoi(lpszArgv[5])))
fLZ99?J ServiceStopped();
#'97mg else
V*W H ServicePaused();
G5NAwpZf return;
<m> m"|G }
qb$M.-\ne /////////////////////////////////////////////////////////////////////////////
s)#TT9BbV void main(DWORD dwArgc,LPTSTR *lpszArgv)
L\q-Z.. {
K.Y.K$NjP{ SERVICE_TABLE_ENTRY ste[2];
EUbyQL ste[0].lpServiceName=ServiceName;
^@)*voP#G ste[0].lpServiceProc=ServiceMain;
i)(-Ad_ ste[1].lpServiceName=NULL;
13A~."b ste[1].lpServiceProc=NULL;
GHQm$|3I StartServiceCtrlDispatcher(ste);
Yv3P]6c. return;
Ap> H-/C }
M4e8PRlI /////////////////////////////////////////////////////////////////////////////
-YS9u[
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
N7!(4|14 下:
ri49r*_1 /***********************************************************************
;pqS|ayl Module:function.c
sY* qf= Date:2001/4/28
kR<\iT0j Author:ey4s
4MoxP Http://www.ey4s.org e
3TKg ***********************************************************************/
!?z"d #include
nnTiu,2R ////////////////////////////////////////////////////////////////////////////
S<g~VK!Tt BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
D2f~*!vEnA {
$U'*}S TOKEN_PRIVILEGES tp;
>+@EU) LUID luid;
MC1&X' *JO%.QNg if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
5k;}I|rg % {
#'I<q printf("\nLookupPrivilegeValue error:%d", GetLastError() );
w$aejz`[ return FALSE;
=(Y+u }
,uZz?7mO tp.PrivilegeCount = 1;
EJ(z]M`f tp.Privileges[0].Luid = luid;
d!y_N&z|( if (bEnablePrivilege)
yY!@FGsA tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
~JB4s%& else
GmZ2a-M
tp.Privileges[0].Attributes = 0;
awSi0*d~ // Enable the privilege or disable all privileges.
?>mpUH AdjustTokenPrivileges(
.#LHj}u hToken,
tdNAR| FALSE,
,#hNHFa'JH &tp,
fz%e?@>q sizeof(TOKEN_PRIVILEGES),
jWK>=|)=c (PTOKEN_PRIVILEGES) NULL,
*LQt=~ (PDWORD) NULL);
EV_u8?va // Call GetLastError to determine whether the function succeeded.
~sTn?~ if (GetLastError() != ERROR_SUCCESS)
_8wT4|z5 {
5KW
n >n printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
,<;.'r
return FALSE;
cUwR6I9 }
?}No'E1!I return TRUE;
} A}Vd:# }
IeB^BD+j ////////////////////////////////////////////////////////////////////////////
twp~#s:\z BOOL KillPS(DWORD id)
BLb'7`t {
a lyA#zao| HANDLE hProcess=NULL,hProcessToken=NULL;
5Z[HlN|-! BOOL IsKilled=FALSE,bRet=FALSE;
/p)y!5e __try
:!fU+2$`^( {
O>IG7Ujl O`.IE? h# if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
ZSn6JV'g {
X + B=?|M printf("\nOpen Current Process Token failed:%d",GetLastError());
Hm_&``=' __leave;
qR^+K@*| }
G.qjw]Llf //printf("\nOpen Current Process Token ok!");
sX(rJLbD if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
/Mw0<# {
!lI1jb" __leave;
C{YTHNn }
o6 8;-b'n printf("\nSetPrivilege ok!");
Z`ZML+;~6 Pa/2]) w if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
ORt)sn&~d {
kj`h{Wc[) printf("\nOpen Process %d failed:%d",id,GetLastError());
E\VKlu4 __leave;
8%;]]{(B }
]GzfU'fOn| //printf("\nOpen Process %d ok!",id);
r,ep{
p if(!TerminateProcess(hProcess,1))
<KZ J {
OmaG|2u printf("\nTerminateProcess failed:%d",GetLastError());
f1I/aR V:+ __leave;
V.w!]{xm }
0fx.n IsKilled=TRUE;
.;37 e }
1Pd2% __finally
/z4n?&tM {
ZV`o:Gd if(hProcessToken!=NULL) CloseHandle(hProcessToken);
$WbfRyXi7' if(hProcess!=NULL) CloseHandle(hProcess);
j8?rMD~ }
9<"l!noy return(IsKilled);
<X]dR
6FT }
&DWSu`z //////////////////////////////////////////////////////////////////////////////////////////////
zl$z> z ) 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:
7@ mP;K0 /*********************************************************************************************
Yu|L6#[E ModulesKill.c
BtKbX)R$J Create:2001/4/28
%F] :nk` Modify:2001/6/23
p;LF-R Author:ey4s
}z_7?dn/ Http://www.ey4s.org nPjN\Es6 PsKill ==>Local and Remote process killer for windows 2k
L_fiE3G|> **************************************************************************/
+qmV|$rmM #include "ps.h"
%~qY\> #define EXE "killsrv.exe"
RGLi#:0_.x #define ServiceName "PSKILL"
ASaNac-3 jNP%BNd1f #pragma comment(lib,"mpr.lib")
E=l^&[dIl //////////////////////////////////////////////////////////////////////////
Q5tx\GE //定义全局变量
d7v_> SERVICE_STATUS ssStatus;
Dqm;twd> SC_HANDLE hSCManager=NULL,hSCService=NULL;
r~T3Ieb BOOL bKilled=FALSE;
q%MLj./?[ char szTarget[52]=;
rTM0[2N //////////////////////////////////////////////////////////////////////////
%s[
n2w BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
2-gI@8NPI BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
x%,!px3s BOOL WaitServiceStop();//等待服务停止函数
Y> PC> BOOL RemoveService();//删除服务函数
&(rR)cG /////////////////////////////////////////////////////////////////////////
<84d
Vg int main(DWORD dwArgc,LPTSTR *lpszArgv)
n;*W#c {
NU!B|l BOOL bRet=FALSE,bFile=FALSE;
@]B
7(j<'R char tmp[52]=,RemoteFilePath[128]=,
3H@29TrJ+ szUser[52]=,szPass[52]=;
U,GY']J HANDLE hFile=NULL;
`r. DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
*\F,?yU #[NNb?`F //杀本地进程
uzWz+atH if(dwArgc==2)
1TL~I-G&n {
VHTr;(]hk if(KillPS(atoi(lpszArgv[1])))
Ixv/xI printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
IT\
x0b cv else
3dC;B@ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
pn4~?Aua0/ lpszArgv[1],GetLastError());
HDT-f9%}<4 return 0;
cY[qX/0~ }
R%^AW2 //用户输入错误
2~2j?\AEd. else if(dwArgc!=5)
BH`GUIk {
y7Sj^muBY printf("\nPSKILL ==>Local and Remote Process Killer"
g'1ASMuR "\nPower by ey4s"
\o{rw0w0 "\nhttp://www.ey4s.org 2001/6/23"
y`.m'n7>P "\n\nUsage:%s <==Killed Local Process"
2Jc9}|, "\n %s <==Killed Remote Process\n",
2q*aq% lpszArgv[0],lpszArgv[0]);
\P7y&`| return 1;
!x1ivP }
]*JH~.p //杀远程机器进程
6i_dL|c strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
sn.&|)?Fi strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
}?XNA.Wz strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
@mId{w z "4e{Cq //将在目标机器上创建的exe文件的路径
>PMLjXK sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
R3Ka^l8R| __try
TkSeDP {
uV+.(sjH //与目标建立IPC连接
j9/Ev]im|F if(!ConnIPC(szTarget,szUser,szPass))
'ai!6[|SD {
5 ]v]^Y'? printf("\nConnect to %s failed:%d",szTarget,GetLastError());
gTjhD( return 1;
y<A%& }
, 1`-u$ printf("\nConnect to %s success!",szTarget);
uw`fC%-xh //在目标机器上创建exe文件
p$*;>YKO j: /cJt hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
H.8Vm[W E,
_F9O4Q4 NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
hCKx%&[^7 if(hFile==INVALID_HANDLE_VALUE)
}MV=I$S2U {
a5xmIp@6 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
e<[0H 8 __leave;
#cD20t }
U?d4 ^ //写文件内容
0[T>UEI? while(dwSize>dwIndex)
nlkQ'XGAI {
c/\$AJV.H xMAb=87_
if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
l`A4)8Y@ {
=ykOh_M printf("\nWrite file %s
p3YF failed:%d",RemoteFilePath,GetLastError());
d$(>=gzBQ __leave;
Lc:DJA }
eX@7f!uz dwIndex+=dwWrite;
Hz6yy* }
Cq-#|+zr //关闭文件句柄
HAr_z@#E CloseHandle(hFile);
p>@S61
&
[ bFile=TRUE;
6Y[|xu:N8Y //安装服务
q4rDAQyPO if(InstallService(dwArgc,lpszArgv))
2og8VI {
)"o+wSI1 //等待服务结束
j$8i!C if(WaitServiceStop())
'F[ C 4 {
L!]~J?) //printf("\nService was stoped!");
/-W-MP=Wd }
}lzQMT else
m*^|9*dIC {
6Q6l?!|W4 //printf("\nService can't be stoped.Try to delete it.");
A|esVUo<3^ }
BOQeP/> Sleep(500);
OLdD3OI //删除服务
P6E=*^^m( RemoveService();
*!gj$GK@% }
]U,K]y[Bj }
d$G<g78D __finally
aumXidbS {
Q#i^<WUpg //删除留下的文件
8zRb)B+ if(bFile) DeleteFile(RemoteFilePath);
Yv`8{_8L //如果文件句柄没有关闭,关闭之~
ab=s+[r1 if(hFile!=NULL) CloseHandle(hFile);
zTa>MzH1-; //Close Service handle
Q l$t if(hSCService!=NULL) CloseServiceHandle(hSCService);
($oO,
c'z //Close the Service Control Manager handle
.2b) rKo~ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
w$5N6 //断开ipc连接
g1uqsqYt wsprintf(tmp,"\\%s\ipc$",szTarget);
i~IQlyGr. WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
a#0GmK if(bKilled)
r $du-U printf("\nProcess %s on %s have been
&E{5k{Y killed!\n",lpszArgv[4],lpszArgv[1]);
xmDX1sL** else
x Qh? printf("\nProcess %s on %s can't be
jj)9jUz killed!\n",lpszArgv[4],lpszArgv[1]);
LaE;{ jY }
TgaDzF,j{A return 0;
9@yP;{Q }
-%=StWdb
//////////////////////////////////////////////////////////////////////////
;!@\|E BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
8i;N|:WdH {
4M8AYh2) NETRESOURCE nr;
G5Ci"0 char RN[50]="\\";
RZfC? oPNYCE strcat(RN,RemoteName);
7[-jr;v strcat(RN,"\ipc$");
9xg_M=72 rI}E2J nr.dwType=RESOURCETYPE_ANY;
r2T?LO0N{ nr.lpLocalName=NULL;
T^a {#B nr.lpRemoteName=RN;
5Ag>,>kJ6 nr.lpProvider=NULL;
Q;P ~' D^PsV if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
9ok|]d P return TRUE;
=tcPYYD else
bq4H4?j return FALSE;
L\og`L)5\ }
yT&