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。
d Ybb>rlu OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
n22k<@y <1>与远程系统建立IPC连接
c!Gnd*!?- <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
<(rf+Ou>I <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
0GW(?7ZC <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
@GzEhv <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
1s4+a^& <6>服务启动后,killsrv.exe运行,杀掉进程
u9Wi@sO# <7>清场
:jB8Q$s 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
iV5x-G` /***********************************************************************
H-GlCVq~ Module:Killsrv.c
Ti`H?9t Date:2001/4/27
` V}e$ Author:ey4s
k23*F0Dv Http://www.ey4s.org )v&r^DR_ ***********************************************************************/
b&BSigrvou #include
*Z*4L|zT #include
d5gYJ/Qv #include "function.c"
?ic 7M #define ServiceName "PSKILL"
^J3\
U{B qF m=(J% SERVICE_STATUS_HANDLE ssh;
9s\;,!b SERVICE_STATUS ss;
N>?R,XM
V /////////////////////////////////////////////////////////////////////////
lYkm1 void ServiceStopped(void)
;W6P$@'zs {
?[>+'6 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
wykk</eQ.i ss.dwCurrentState=SERVICE_STOPPED;
-=aI!7*"$ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
*k:Sg*neVq ss.dwWin32ExitCode=NO_ERROR;
gz6BfHQG ss.dwCheckPoint=0;
G*_$[| H ss.dwWaitHint=0;
; ]GSVv: SetServiceStatus(ssh,&ss);
SsiKuoxk return;
wehZ7eqm }
"Gx(-NH+ /////////////////////////////////////////////////////////////////////////
5#+G7 'k void ServicePaused(void)
g6:S"Em {
G"3)\FEM ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
x{IxS?.j+ ss.dwCurrentState=SERVICE_PAUSED;
Z)cGe1?q ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
gR)T(%W ss.dwWin32ExitCode=NO_ERROR;
YNCQPN\v`1 ss.dwCheckPoint=0;
fMaUIJ:Q9 ss.dwWaitHint=0;
]YcM45xg SetServiceStatus(ssh,&ss);
Ie(vTP1Cj return;
6]#pPk8[Z }
w 8M,35b void ServiceRunning(void)
F;l*@y Tq {
n!5 :I#B ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
]t-_.E )F ss.dwCurrentState=SERVICE_RUNNING;
{]1+01vI- ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
4:Adn?" ss.dwWin32ExitCode=NO_ERROR;
`!<RP' ss.dwCheckPoint=0;
%dMq'j ss.dwWaitHint=0;
0q`n] NM SetServiceStatus(ssh,&ss);
.du FMJl return;
5}FPqyK" }
/7Z;/|oU /////////////////////////////////////////////////////////////////////////
W%@L7 xh void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
^nn3; {
1Ao YG_ switch(Opcode)
,TY&N- {
B.nq3;Y case SERVICE_CONTROL_STOP://停止Service
[UN`~ ServiceStopped();
)N!-g47o%# break;
]Z?$ 5Ks case SERVICE_CONTROL_INTERROGATE:
~3bn?'` SetServiceStatus(ssh,&ss);
Jsf-t break;
:e1BQj`R }
_Wn5*
Pi%Z return;
-gZI^EII }
U JO //////////////////////////////////////////////////////////////////////////////
P+r-t8 //杀进程成功设置服务状态为SERVICE_STOPPED
p3Uus''V4 //失败设置服务状态为SERVICE_PAUSED
71i".1l{K //
t>[K:[0U void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
~Ti {
"I.PV$Rxl ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
JR='c)6: if(!ssh)
yM(zc/? {
>,22@4 ServicePaused();
<t[WHDO` return;
S'"(zc3= }
:_F$e ServiceRunning();
L7i^?40 Sleep(100);
L=zt\L //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
e>W}3H5w0 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
zRDBl02v$T if(KillPS(atoi(lpszArgv[5])))
o)<c1\q ServiceStopped();
_+z5~6> else
=bm<>h7.) ServicePaused();
z>HeM
Mei return;
N-
E)b }
Dg]( ?^ /////////////////////////////////////////////////////////////////////////////
%j9'HtjEa void main(DWORD dwArgc,LPTSTR *lpszArgv)
<a_Q1 l {
Bd8,~8 SERVICE_TABLE_ENTRY ste[2];
oW]~\vp^0 ste[0].lpServiceName=ServiceName;
_\M:h+^ ste[0].lpServiceProc=ServiceMain;
OEc$ro=m* ste[1].lpServiceName=NULL;
:n36}VG| ste[1].lpServiceProc=NULL;
>% a^;gk( StartServiceCtrlDispatcher(ste);
Wx&gI4~ return;
L$*sv. }
bbevy!m /////////////////////////////////////////////////////////////////////////////
gGl}~ function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
Zr`pOUk!4 下:
8jyg1NN D /***********************************************************************
)LE SdX Module:function.c
~x`BV+R Date:2001/4/28
(xnXM}M&2Y Author:ey4s
e-vwve Http://www.ey4s.org tjw4.L<r ***********************************************************************/
9L+dN%C #include
z&!n'N<C ////////////////////////////////////////////////////////////////////////////
(9bFIvMc BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
!9+xKr99 {
'5j$wr zt TOKEN_PRIVILEGES tp;
QAiont ,! LUID luid;
5x";}Vp>P 0. _)X if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
Z>GqLq\`ed {
<C0~7]XO printf("\nLookupPrivilegeValue error:%d", GetLastError() );
%<cfjo return FALSE;
*^]Hqf(` }
<4!SQgL tp.PrivilegeCount = 1;
Z["[^=EP tp.Privileges[0].Luid = luid;
A*)G. o: if (bEnablePrivilege)
A8bDg:G1i tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
;E? Z<3{ else
]=T`8)_r) tp.Privileges[0].Attributes = 0;
k.b->U // Enable the privilege or disable all privileges.
DpG|Kl|d AdjustTokenPrivileges(
7;H!F!K] hToken,
\%fl`+` FALSE,
EMyMed_ &tp,
$`L!2 sizeof(TOKEN_PRIVILEGES),
^(5Up=.EA (PTOKEN_PRIVILEGES) NULL,
"P O>@tY (PDWORD) NULL);
`/en&l // Call GetLastError to determine whether the function succeeded.
-X#Zn># if (GetLastError() != ERROR_SUCCESS)
=bt/2nPV {
{ir8n731p
printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
'xO5Le(=M return FALSE;
>U/m/H' }
u_+64c_7 return TRUE;
FM\yf]' }
Qs(WyP# ////////////////////////////////////////////////////////////////////////////
Un{hI`3] BOOL KillPS(DWORD id)
yEm[C(gZ {
^_dYE]t HANDLE hProcess=NULL,hProcessToken=NULL;
d ;GF<bz BOOL IsKilled=FALSE,bRet=FALSE;
iY
@MnnX __try
nqX)+{wAXe {
nSWW^ ; vMBF7Jfx if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
?2D1gjr {
D@:w/W printf("\nOpen Current Process Token failed:%d",GetLastError());
C(( 7 __leave;
sB|>\O#- }
rVU::C+- //printf("\nOpen Current Process Token ok!");
wBr$3: if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
y_bb//IAG {
o#wDA0T __leave;
6ybpPls }
SF?Ublc! printf("\nSetPrivilege ok!");
[UqJ3@> I7!+~uX if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
/Yk4%ZJ{ {
US<bM@[ printf("\nOpen Process %d failed:%d",id,GetLastError());
p
BU,"Yy& __leave;
b(<#n6a}\ }
q}vz]L&o //printf("\nOpen Process %d ok!",id);
[~cb&6|M if(!TerminateProcess(hProcess,1))
3N8RZt1.b {
f|eUpf%) printf("\nTerminateProcess failed:%d",GetLastError());
sdkKvo.y0 __leave;
!)1r{u }
7g'jg7 IsKilled=TRUE;
G&i<&.i }
B&J;yla6`d __finally
.L;M-`^ {
)HPt(Ck if(hProcessToken!=NULL) CloseHandle(hProcessToken);
O6nCu if(hProcess!=NULL) CloseHandle(hProcess);
[T 8BQn! }
[ 0?*J<d return(IsKilled);
<=m@Sg{o }
ySyA!Z //////////////////////////////////////////////////////////////////////////////////////////////
@=@7Uu- OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
a`]Dmw8@ /*********************************************************************************************
Uy8r
!9O ModulesKill.c
{FV_APL9_ Create:2001/4/28
Ja$Ple*XU8 Modify:2001/6/23
k%UE^ Author:ey4s
]xhZJ~"@u Http://www.ey4s.org tbbZGyg5b PsKill ==>Local and Remote process killer for windows 2k
4.?tP7UE **************************************************************************/
N7/eF9 #include "ps.h"
\[m{ &%^G #define EXE "killsrv.exe"
FdT@} #define ServiceName "PSKILL"
$LxfdSa ;MD6iBD #pragma comment(lib,"mpr.lib")
DI/yHs //////////////////////////////////////////////////////////////////////////
5i 56J1EC //定义全局变量
QFn .<@ SERVICE_STATUS ssStatus;
R $vo SC_HANDLE hSCManager=NULL,hSCService=NULL;
p#['CqP8 BOOL bKilled=FALSE;
F(jvdq char szTarget[52]=;
}=) //////////////////////////////////////////////////////////////////////////
zCOzBL/1q BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
g\%vkK&I BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
D]NfA2B7 BOOL WaitServiceStop();//等待服务停止函数
eUa2"=M BOOL RemoveService();//删除服务函数
Yv="oG!xL /////////////////////////////////////////////////////////////////////////
d9'gH#f? int main(DWORD dwArgc,LPTSTR *lpszArgv)
9~AAdD {
kB41{Y - BOOL bRet=FALSE,bFile=FALSE;
Yo`#G-] char tmp[52]=,RemoteFilePath[128]=,
lLq9)+HGN szUser[52]=,szPass[52]=;
7m{YWR0 HANDLE hFile=NULL;
_0Mt*]L } DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
^SdorPOq& ==$>M
d //杀本地进程
Yh=/?&* if(dwArgc==2)
tvh)N{j {
{5<3./5O if(KillPS(atoi(lpszArgv[1])))
s,KE,$5F printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
/uXEh61$8 else
Kwc~\k printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
Fu@2gd lpszArgv[1],GetLastError());
y]dA<d?u return 0;
lRIS&9vA3 }
)vO?d~x| //用户输入错误
:%&~/@B else if(dwArgc!=5)
'IR2H{Q {
:i;iSrKy printf("\nPSKILL ==>Local and Remote Process Killer"
e -sZ_<GH "\nPower by ey4s"
<F~0D0G "\nhttp://www.ey4s.org 2001/6/23"
^
+e5 M1U= "\n\nUsage:%s <==Killed Local Process"
5 iz(R:P< "\n %s <==Killed Remote Process\n",
5.1 c#rL lpszArgv[0],lpszArgv[0]);
{+n0t1 return 1;
kZ8+ev= }
IaDN[:SX //杀远程机器进程
z%$,F9/ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
/wF*@ /PTH strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
)U>JFgpIW strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
t-, =sV
}3{ x G+, //将在目标机器上创建的exe文件的路径
#q[k"x=c sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
*^]lFuX\&E __try
:fxG]uf-P {
U9uy(KOW //与目标建立IPC连接
o;d>< if(!ConnIPC(szTarget,szUser,szPass))
#!a}ZhIt {
+7HM7cw printf("\nConnect to %s failed:%d",szTarget,GetLastError());
+W{ELdup%q return 1;
#M9rt~4 }
wOhiC$E46 printf("\nConnect to %s success!",szTarget);
s<}d)L( //在目标机器上创建exe文件
;ALkeUR[ 9DAk|K hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
F;I % 9-R E,
ynWF Y<VX NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
ukZ>_ke`+ if(hFile==INVALID_HANDLE_VALUE)
G-vBJlt=t {
vMDX printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
TB!z:n __leave;
bZf18lvij: }
rKK{*%n //写文件内容
UK{6Rh ; while(dwSize>dwIndex)
.Xq4QR . {
7'pmW,; Rds_Cd C if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
8IX:XDEQ {
ncF|wz printf("\nWrite file %s
^e<"`e failed:%d",RemoteFilePath,GetLastError());
Pz=x$aY __leave;
U$-;^=; }
"r:i dwIndex+=dwWrite;
D^R= }
G-54D_ 4 //关闭文件句柄
f{m,?[1C, CloseHandle(hFile);
Kbdjd p bFile=TRUE;
e:&+m `OSH //安装服务
5x([fG if(InstallService(dwArgc,lpszArgv))
F4Jc7k2 {
st|;]q9? //等待服务结束
L<GF1I) if(WaitServiceStop())
9>@@W#TK~ {
ZmJ!ZKKch //printf("\nService was stoped!");
_8-iO.T+2 }
#u<^ else
I UMt^z {
^rHG#^hA //printf("\nService can't be stoped.Try to delete it.");
`|{6U"n }
{giKC)! Sleep(500);
3G4N0{i //删除服务
\.@fAgv RemoveService();
^oL43#Nlo }
`{1&*4! }
PT`];C(he __finally
X^2Txm d {
47GL[ofY //删除留下的文件
{~Q9jg(A if(bFile) DeleteFile(RemoteFilePath);
RB\0o,mw4 //如果文件句柄没有关闭,关闭之~
~^6[SbVb if(hFile!=NULL) CloseHandle(hFile);
}qqE2;{ND //Close Service handle
Awip qDAu if(hSCService!=NULL) CloseServiceHandle(hSCService);
nBVR)|+M //Close the Service Control Manager handle
U',.'"m if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
j@j%)CCM //断开ipc连接
E[z8;A^:0 wsprintf(tmp,"\\%s\ipc$",szTarget);
B4/0t:^I WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
?iX1;c9 if(bKilled)
AGH7z printf("\nProcess %s on %s have been
SO~]aFoYt killed!\n",lpszArgv[4],lpszArgv[1]);
t *8k3" else
a\UhOPFF printf("\nProcess %s on %s can't be
)]\?Yyg] killed!\n",lpszArgv[4],lpszArgv[1]);
V_>)m3zsL }
$O+e+Y return 0;
!I7bxDzK$ }
,wI$O8"!j //////////////////////////////////////////////////////////////////////////
w6B'& BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
IQ&