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。
UQVL)-Z OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
7iB!Uuc <1>与远程系统建立IPC连接
oO}g~<fYG <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
)f8>kz( <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
h]7_
N, <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
c:Ua\$)u3, <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
h>Kx <6>服务启动后,killsrv.exe运行,杀掉进程
1"
'3/MFQ8 <7>清场
Ple.fKu 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
n ]%2Kx /***********************************************************************
B|`?hw@g+ Module:Killsrv.c
|x[I!I7.F Date:2001/4/27
ew;;e|24 Author:ey4s
I}$`gUXX8x Http://www.ey4s.org 0TN28:hcD ***********************************************************************/
so))J`ca) #include
u=`H n-( #include
.1QGNW #include "function.c"
,0'GHQWz$ #define ServiceName "PSKILL"
%G?@Hye3 *)^6'4= SERVICE_STATUS_HANDLE ssh;
manw;`Q SERVICE_STATUS ss;
RB>=#03 /////////////////////////////////////////////////////////////////////////
K)SWM3r void ServiceStopped(void)
#*A'<Zm
{
/<[0o] ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
>a3m!`lq ss.dwCurrentState=SERVICE_STOPPED;
q~`hn(S ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
2mY!gVi ss.dwWin32ExitCode=NO_ERROR;
<^S\&v1C_ ss.dwCheckPoint=0;
Bc>j5^)8w ss.dwWaitHint=0;
m\teE]8x SetServiceStatus(ssh,&ss);
"O$bq::(]e return;
G?4@[m }
O]: 9va /////////////////////////////////////////////////////////////////////////
=4TQ*;V: void ServicePaused(void)
$v>q'8d {
A;cA|`b ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
_|~Dj)z ss.dwCurrentState=SERVICE_PAUSED;
=<\22d5L ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
R~<N*En~ ss.dwWin32ExitCode=NO_ERROR;
:>-zT[Lcn ss.dwCheckPoint=0;
XQ1]F{?/H ss.dwWaitHint=0;
18$d-[hX SetServiceStatus(ssh,&ss);
H3wJ5-q( return;
\p^V~fy7rU }
G1|1Z5r void ServiceRunning(void)
i0M6;W1T {
B>{%$@4 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
(l5p_x ss.dwCurrentState=SERVICE_RUNNING;
^^q&VL ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
SQMl5d1d: ss.dwWin32ExitCode=NO_ERROR;
rgy
I:F. ss.dwCheckPoint=0;
bPsvoG ss.dwWaitHint=0;
zAB= >v SetServiceStatus(ssh,&ss);
.zb return;
bRo<~ rp% }
#H$lBCWI /////////////////////////////////////////////////////////////////////////
e;i 6C%DB void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
XtCIUC{r, {
.AN1Yt switch(Opcode)
Y9BQLu4F {
8W3zrnc case SERVICE_CONTROL_STOP://停止Service
5OM#_.p ServiceStopped();
le*+(aw
break;
:N8n6)#1= case SERVICE_CONTROL_INTERROGATE:
d` GN!^ SetServiceStatus(ssh,&ss);
%/dOV[/ break;
t
7Y*/v&P( }
F .S^KK return;
F:/x7]7??Z }
?NBae\6r //////////////////////////////////////////////////////////////////////////////
!7t&d //杀进程成功设置服务状态为SERVICE_STOPPED
bQD8#Ml1 //失败设置服务状态为SERVICE_PAUSED
zw#n85= //
=r]l"T void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
Xg~9<BGsi {
stiF`l ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
RvG=GJJ9 if(!ssh)
)\])?q61 {
j_C"O,WS ServicePaused();
Nu qmp7C return;
eA N{BPN[ }
c0wLc,)G ServiceRunning();
!'_7MM Sleep(100);
!B`z|# //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
F{mUxo#T //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
;R=n<=Axa if(KillPS(atoi(lpszArgv[5])))
A%#M#hD/ ServiceStopped();
sOqFEvzo1% else
^i@anbH ServicePaused();
S(@kdL return;
=
#-zK:4 }
Y"
=8wNbr /////////////////////////////////////////////////////////////////////////////
97Dq; void main(DWORD dwArgc,LPTSTR *lpszArgv)
*VsGa<V {
,X!) z Amm SERVICE_TABLE_ENTRY ste[2];
aiPm.h> ste[0].lpServiceName=ServiceName;
B}[CU='P* ste[0].lpServiceProc=ServiceMain;
=!-} q ste[1].lpServiceName=NULL;
zS:2?VXxq ste[1].lpServiceProc=NULL;
J0V m&TY StartServiceCtrlDispatcher(ste);
eipg,EI return;
+-tFg XG }
+cfcr* /////////////////////////////////////////////////////////////////////////////
8SpG/gl" 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
{ <Gyjq 下:
;PaU"z+Je~ /***********************************************************************
NU=2*gM Module:function.c
rp\`uj*D Date:2001/4/28
}etdXO_^ Author:ey4s
?Uq"zq Http://www.ey4s.org pPa]@ z~O ***********************************************************************/
LqYyIbsvf #include
Tdh(J",d ////////////////////////////////////////////////////////////////////////////
S ,F[74K BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
fTXip)n!r {
P;"moluE; TOKEN_PRIVILEGES tp;
\me5"ZU LUID luid;
-]wEk%j )l9KDObis if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
ECt<\h7} {
XaCvBQ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
jyD~ER}J return FALSE;
$'KQP8M+ }
c:7V.. tp.PrivilegeCount = 1;
e6MBy\*n tp.Privileges[0].Luid = luid;
=?$~=1SL+ if (bEnablePrivilege)
(Y'cxwj% tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
a0hBF4+6 else
Sm<*TH!\n_ tp.Privileges[0].Attributes = 0;
e1g3a1tnWl // Enable the privilege or disable all privileges.
]AQ}_dRi= AdjustTokenPrivileges(
fY^CIb$Y hToken,
M(L6PyEa!Y FALSE,
#
bHkI~ &tp,
!p$p 7 sizeof(TOKEN_PRIVILEGES),
_<RTes (PTOKEN_PRIVILEGES) NULL,
PR5N:Bw
(PDWORD) NULL);
?L\"qz%gP // Call GetLastError to determine whether the function succeeded.
6=n|Ha if (GetLastError() != ERROR_SUCCESS)
0g30nr) {
f I=G>[ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
dwk%!% return FALSE;
tC|?Kl7 }
i.'"`pn_ return TRUE;
U',C-56z }
7d
R?70Sz ////////////////////////////////////////////////////////////////////////////
d4ecF%R BOOL KillPS(DWORD id)
w:lj4Z_ {
|K_%]1*riC HANDLE hProcess=NULL,hProcessToken=NULL;
0Xb\w^ BOOL IsKilled=FALSE,bRet=FALSE;
uGz)Vz&3 __try
4GP?t4][ {
sJKr%2nVV V?dwTc if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
!`%j#bv {
XA<h,ONE? printf("\nOpen Current Process Token failed:%d",GetLastError());
M?YNK] __leave;
5IUdA? }
MO$yst?fK //printf("\nOpen Current Process Token ok!");
}$z(?b if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
)T"Aji-hy {
nQQHm6N __leave;
.mfLH N%: }
oc)`hg2= printf("\nSetPrivilege ok!");
lIS`_H} 3F]Dh^IR9 if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
#&T O(bk {
@Dfg6<0 printf("\nOpen Process %d failed:%d",id,GetLastError());
rX)&U4#[m __leave;
v4hrS\M }
W+;=8S //printf("\nOpen Process %d ok!",id);
(=uT*Cb if(!TerminateProcess(hProcess,1))
=q0V%h{ {
( 0/M?YQF printf("\nTerminateProcess failed:%d",GetLastError());
[3bPoAr\ __leave;
7zCJ3p }
1iY4|j;ahV IsKilled=TRUE;
iO?AY }
ic`BDkNO __finally
iXy1{=BDv {
#1U> if(hProcessToken!=NULL) CloseHandle(hProcessToken);
]fzXrN_ if(hProcess!=NULL) CloseHandle(hProcess);
UstUPO }
D&F{0 return(IsKilled);
+# 'w}
P }
OGg\VV' //////////////////////////////////////////////////////////////////////////////////////////////
F/ZFO5C% 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:
|P]W#~Y- /*********************************************************************************************
V K6D ModulesKill.c
xgMh@@e Create:2001/4/28
l#enbQ`-~ Modify:2001/6/23
peu9Bgs Author:ey4s
]?+i6 [6U Http://www.ey4s.org xjr4')h PsKill ==>Local and Remote process killer for windows 2k
m[xl)/e **************************************************************************/
ZN#b5I2Pf #include "ps.h"
J@:Q( #define EXE "killsrv.exe"
B?i#m^S #define ServiceName "PSKILL"
WfaMu|
L 9[zxq`qT}+ #pragma comment(lib,"mpr.lib")
g>h/|bw4 //////////////////////////////////////////////////////////////////////////
2|^@=.4\ //定义全局变量
7qyPI SERVICE_STATUS ssStatus;
z*h:Nt%. SC_HANDLE hSCManager=NULL,hSCService=NULL;
)>{.t=# BOOL bKilled=FALSE;
te(H6c#0 char szTarget[52]=;
uCr& ` //////////////////////////////////////////////////////////////////////////
?D.+D( BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
_M/N_Fm BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
%<-OdyM BOOL WaitServiceStop();//等待服务停止函数
.2c/V BOOL RemoveService();//删除服务函数
1l$C3c /////////////////////////////////////////////////////////////////////////
%4m Nk}tyH int main(DWORD dwArgc,LPTSTR *lpszArgv)
g8uqW1E^ {
dvjj"F'Bf BOOL bRet=FALSE,bFile=FALSE;
UgAp9$=z char tmp[52]=,RemoteFilePath[128]=,
'27$x&6>S szUser[52]=,szPass[52]=;
_Z]l=5d HANDLE hFile=NULL;
'wEQvCS DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
<z\SKR[ |Jn|GnM //杀本地进程
fYjmG[4 if(dwArgc==2)
Q//
@5m_ {
IWu=z!mO if(KillPS(atoi(lpszArgv[1])))
q printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
'(@q"`n else
ZwBz\jmbP printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
IMwV9rF lpszArgv[1],GetLastError());
K bLSK return 0;
$h
pUI }
nSyLt6zn\ //用户输入错误
+]cf/_8+s else if(dwArgc!=5)
L0"|4= {
N_K9H1r printf("\nPSKILL ==>Local and Remote Process Killer"
uQvTir*e "\nPower by ey4s"
.4\I?
"\nhttp://www.ey4s.org 2001/6/23"
%3qjgyLZ| "\n\nUsage:%s <==Killed Local Process"
_ +DL "\n %s <==Killed Remote Process\n",
FzX ;~CA lpszArgv[0],lpszArgv[0]);
%]}JWXof return 1;
?pZU'5le` }
C33Jzn's //杀远程机器进程
GP c
B( strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
Kg';[G\ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
(|<S%?}J strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
fX`u"`o5 bUS:c
2" //将在目标机器上创建的exe文件的路径
4Y?2u sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
5kw
K% __try
Gw3+TvwU+Q {
[@lK[7 u //与目标建立IPC连接
6:G&x<{ if(!ConnIPC(szTarget,szUser,szPass))
YCiG~y/~ {
T;(,9>Qsu printf("\nConnect to %s failed:%d",szTarget,GetLastError());
v_5qE return 1;
ru 6`Z+p }
(.P}>$M9 printf("\nConnect to %s success!",szTarget);
`15}jTi //在目标机器上创建exe文件
+8zACs{p 8%CznAO"?W hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
68,j~e3-i E,
MS;^:t1` NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
d]e36Dwk if(hFile==INVALID_HANDLE_VALUE)
QD,m`7( {
k_]'?f7Z printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
Zzjx;SF __leave;
;)FvTm'"\. }
dPu27 " //写文件内容
"qq$i35x while(dwSize>dwIndex)
uuEvH<1 {
gGvL6Fu qY8; k
# if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
>KuNHuHu {
n~6$CQ5dF( printf("\nWrite file %s
u!D?^:u=) failed:%d",RemoteFilePath,GetLastError());
&m