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。
B6'%J OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
f'`nx;@X <1>与远程系统建立IPC连接
Re,$<9V <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
s!;VUr\ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
pg}+lYGP <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
.UhBvHH <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
U>_\ <6>服务启动后,killsrv.exe运行,杀掉进程
,dj*p,J <7>清场
CVSsB:H6e 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
/mBBeg^a /***********************************************************************
BXK::M+ Module:Killsrv.c
Ril21o! j Date:2001/4/27
&Wz`>qYL* Author:ey4s
@wdB% Http://www.ey4s.org qzlMn)e ***********************************************************************/
zhX`~){N6 #include
q>|[JJ*6_N #include
&A9A#It #include "function.c"
#C,f/PXfaB #define ServiceName "PSKILL"
@U
/3iDB\ 3+8" SERVICE_STATUS_HANDLE ssh;
,+f0cv4 SERVICE_STATUS ss;
ZYA.1VrM /////////////////////////////////////////////////////////////////////////
7=p-A_X void ServiceStopped(void)
'D0X?2 {
M$]O=2h+2 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Neo^C_[vN ss.dwCurrentState=SERVICE_STOPPED;
rv%ye
H
ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
x#j\"$dla ss.dwWin32ExitCode=NO_ERROR;
Msa6yD# ss.dwCheckPoint=0;
PZ!dn%4jy ss.dwWaitHint=0;
>xZhK63C/ SetServiceStatus(ssh,&ss);
VM]GYz|#] return;
N{hF [F }
*e-ptgO /////////////////////////////////////////////////////////////////////////
,y8I)+ void ServicePaused(void)
4/`h@]8P {
A M1C
$ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
9"HmHy&:E ss.dwCurrentState=SERVICE_PAUSED;
\Ul.K!b7 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
|DFvZ6} ss.dwWin32ExitCode=NO_ERROR;
}rY?=I ss.dwCheckPoint=0;
}$0xt' q& ss.dwWaitHint=0;
QLB1:O> SetServiceStatus(ssh,&ss);
%7(kP}y* return;
>NH4A_ }
>: W-C{% void ServiceRunning(void)
4QjWZ Wl {
Rgfc29(8 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
H7yg9zFT
N ss.dwCurrentState=SERVICE_RUNNING;
D-o7yc"K ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
b,rH&+2H ss.dwWin32ExitCode=NO_ERROR;
.W@(nQ-< ss.dwCheckPoint=0;
$['7vcB^ ss.dwWaitHint=0;
Tn@UX(^, SetServiceStatus(ssh,&ss);
g* \P6 return;
Yt/SnF }
| ,1bkJt /////////////////////////////////////////////////////////////////////////
da00p-U void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
hSkc9jBF {
sk7rU+< switch(Opcode)
uK;K{ {
|YE,) kiF case SERVICE_CONTROL_STOP://停止Service
G+hF
[b44' ServiceStopped();
Q_QKm0! break;
$/, BJ/9 case SERVICE_CONTROL_INTERROGATE:
Y[iDX# SetServiceStatus(ssh,&ss);
)H;pGM: break;
@QVqpE<| }
CrNwALx return;
`\/toddUh[ }
Gq0]m //////////////////////////////////////////////////////////////////////////////
@@%i(>4Z //杀进程成功设置服务状态为SERVICE_STOPPED
j Ne(w<',P //失败设置服务状态为SERVICE_PAUSED
q6C6PPc //
eC>"my` void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
u(1J=h {
C@y}*XV[b ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
N>A{)_k3 if(!ssh)
9@#h}E1$ {
QM[A;WBr7 ServicePaused();
})o~E return;
q:Y6fbt<7 }
6 Iv( ServiceRunning();
2ec$xms Sleep(100);
t_I\P.aMA //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
*t#s$Ga //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
poXLy/K if(KillPS(atoi(lpszArgv[5])))
@%EE0)IA ServiceStopped();
UTDcX else
5!'R'x5e ServicePaused();
4pmTicA~ return;
jFuC=6aF }
mVv\bl?< /////////////////////////////////////////////////////////////////////////////
G}!7tU void main(DWORD dwArgc,LPTSTR *lpszArgv)
6o=qJ`m[? {
xH_A@hf; SERVICE_TABLE_ENTRY ste[2];
,&.W6sW ste[0].lpServiceName=ServiceName;
Z0[)u_< ste[0].lpServiceProc=ServiceMain;
)%iRZ\`f ste[1].lpServiceName=NULL;
J Q)4}t ste[1].lpServiceProc=NULL;
JkSdLj StartServiceCtrlDispatcher(ste);
Si?$\H*: return;
>aEL;V=}P }
x],8yR)R /////////////////////////////////////////////////////////////////////////////
[!1)mR function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
L@{!r=%_> 下:
)p$\gwr=2 /***********************************************************************
M11"<3]D Module:function.c
X5uS>V%/ Date:2001/4/28
] vC=.&] Author:ey4s
`y\*m]: Http://www.ey4s.org ds*m6#1b ***********************************************************************/
2[Z0I4r #include
a'@-"qk ////////////////////////////////////////////////////////////////////////////
$uEJn&n7} BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
I86e&"40 {
'oz hz2s TOKEN_PRIVILEGES tp;
Q~fwWp-J LUID luid;
hq/J6 M *0%4l_i if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
)n\*ht7 {
SU?wFCGT% printf("\nLookupPrivilegeValue error:%d", GetLastError() );
gw_|C|!P return FALSE;
p=!#],[ }
BRQ"A, tp.PrivilegeCount = 1;
aB6Ye/Io tp.Privileges[0].Luid = luid;
&EAk
z if (bEnablePrivilege)
[096CK tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
<Ctyht0c. else
,f}h} tp.Privileges[0].Attributes = 0;
H4M{_2DO // Enable the privilege or disable all privileges.
`1nRcY AdjustTokenPrivileges(
9<xTu>7J hToken,
\'n$&PFe FALSE,
X'cf&>h &tp,
r%0pQEl sizeof(TOKEN_PRIVILEGES),
[NYj.#,oR (PTOKEN_PRIVILEGES) NULL,
\Ut6; (PDWORD) NULL);
wA?@v|,dZ // Call GetLastError to determine whether the function succeeded.
[^<SLTev if (GetLastError() != ERROR_SUCCESS)
!8.En8Z<D- {
]EB6+x!G printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
12 idM* return FALSE;
'@'B>7C# }
:3JCvrq return TRUE;
n
vm^k }
O$a#2p& ////////////////////////////////////////////////////////////////////////////
}l~]b3@qu BOOL KillPS(DWORD id)
%$Aqbd {
l`SK*Bm~< HANDLE hProcess=NULL,hProcessToken=NULL;
./$
<J6-J BOOL IsKilled=FALSE,bRet=FALSE;
5^\m`gS __try
$fj])>=H {
_ 1sP.0 t &k1/Z*/ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
r)V Lf#3B {
]Z_$'?f printf("\nOpen Current Process Token failed:%d",GetLastError());
l;Q
>b]DZ __leave;
E]NY
(1 }
GGH;Z WSe //printf("\nOpen Current Process Token ok!");
$4=Ne3y if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
aSUsyOe {
l1&5uwuF __leave;
=M/qV }
: (cb2j(C printf("\nSetPrivilege ok!");
M~-h-tG V|TA:&:7 if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
z; J {
H ZPcd_( printf("\nOpen Process %d failed:%d",id,GetLastError());
L^lS^P __leave;
tyB)HF }
im=5{PbJ^ //printf("\nOpen Process %d ok!",id);
29%=: *R$ if(!TerminateProcess(hProcess,1))
@8|Gh]\P {
D -6 printf("\nTerminateProcess failed:%d",GetLastError());
I-,>DLG __leave;
pDGT@qJ }
Rfht\{N 7 IsKilled=TRUE;
=nzFd-P }
%*6RzJO6 __finally
sc%dh?m7 {
H.:9:I[n if(hProcessToken!=NULL) CloseHandle(hProcessToken);
KGu= ; if(hProcess!=NULL) CloseHandle(hProcess);
`qE4U4 }
qYiv return(IsKilled);
GWgd8x*V }
Mq@}snp"S //////////////////////////////////////////////////////////////////////////////////////////////
?1CJf>B > 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:
`|Ey)@w /*********************************************************************************************
!nwbj21% ModulesKill.c
|) O): Create:2001/4/28
%l,4=TQ[m Modify:2001/6/23
0pD[7~ ^o Author:ey4s
q3+I<qsAz Http://www.ey4s.org glx2I_y PsKill ==>Local and Remote process killer for windows 2k
]oEQ4 **************************************************************************/
AuAT]` #include "ps.h"
;Z*'D} #define EXE "killsrv.exe"
(-\]A| #define ServiceName "PSKILL"
PcB{=L `NQ{)N0! #pragma comment(lib,"mpr.lib")
DcN"=Y //////////////////////////////////////////////////////////////////////////
'j }g //定义全局变量
ehE-SrkU' SERVICE_STATUS ssStatus;
FuuS"G,S SC_HANDLE hSCManager=NULL,hSCService=NULL;
%*jGim~s BOOL bKilled=FALSE;
:W~f;k char szTarget[52]=;
&mcR //////////////////////////////////////////////////////////////////////////
"qS!B.rt: BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
jn^fgH? BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
iT.|vr1HG BOOL WaitServiceStop();//等待服务停止函数
^7Lk-a7gp BOOL RemoveService();//删除服务函数
q[P~L`h S /////////////////////////////////////////////////////////////////////////
-KiRj!v| int main(DWORD dwArgc,LPTSTR *lpszArgv)
EL7T'zJ$ {
2 5Q+1 BOOL bRet=FALSE,bFile=FALSE;
@V$I?iXV char tmp[52]=,RemoteFilePath[128]=,
<7^Kt7k szUser[52]=,szPass[52]=;
3p_b8K_bG HANDLE hFile=NULL;
@bT3'K-4 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
z?kd'j`FG !lhFKb;
//杀本地进程
<GaT|Hhc= if(dwArgc==2)
T`?n,'!( {
kon5+g9q if(KillPS(atoi(lpszArgv[1])))
xQo~%wW,? printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
:G}DAUFN else
4[1k\ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
'00J~j~ lpszArgv[1],GetLastError());
#/+I*B*y return 0;
IcFK,y%1 }
f>niFPW" //用户输入错误
^wJEfac else if(dwArgc!=5)
)|RZa|`-G {
f&c]LH_ printf("\nPSKILL ==>Local and Remote Process Killer"
vU}: U)S "\nPower by ey4s"
$ 6!iBX@ "\nhttp://www.ey4s.org 2001/6/23"
j=W@P- "\n\nUsage:%s <==Killed Local Process"
C`0%C7 "\n %s <==Killed Remote Process\n",
|{f~Ks% lpszArgv[0],lpszArgv[0]);
P>wZ~Hjk return 1;
#h N.=~ }
.!yq@Q|=u //杀远程机器进程
BC({ EE~R) strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
DWrbp strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
]_u`EvEx6 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
Fg=v6j4W o@3B(j;J` //将在目标机器上创建的exe文件的路径
/UHp [yod sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
,dcg?48 __try
)b92yP{ {
Rg&19}BU //与目标建立IPC连接
r?^"65= if(!ConnIPC(szTarget,szUser,szPass))
gI{ =0 {
<HF-2?` printf("\nConnect to %s failed:%d",szTarget,GetLastError());
bMmra.x4L return 1;
6V2j*J }
B\[-fq printf("\nConnect to %s success!",szTarget);
&z>q#'X;. //在目标机器上创建exe文件
EwQae(PpA :B.G)M\ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
v9rVpYc" E,
Q#pnj thM NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
y]'CXCml) if(hFile==INVALID_HANDLE_VALUE)
dIJGB== {
Gw{+xz KJ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
7`fY*O6 __leave;
Dtt-|_EMS }
tOH0IE c //写文件内容
zMGzReJ while(dwSize>dwIndex)
%S`ik!K"I {
7Z0/(V.- }g{_AiP
rv if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
2ykCtRe {
9p`r7: printf("\nWrite file %s
JIxiklk failed:%d",RemoteFilePath,GetLastError());
M&yqfb[ __leave;
J=*K"8Qr }
)GJP_*Ab dwIndex+=dwWrite;
Qh-4vy=r }
m7m
\`; //关闭文件句柄
cPuHLwwYf CloseHandle(hFile);
e$wt&^W bFile=TRUE;
Uh}X<d/V //安装服务
Spgg+;9 if(InstallService(dwArgc,lpszArgv))
B 8{
uR {
jczq`yW //等待服务结束
sRq U]i8l if(WaitServiceStop())
Pp*}R2 {
Ae49n4J //printf("\nService was stoped!");
I4ilR$jg }
Y Pszk5hn else
ezZph"& {
Ttv'k*$cP //printf("\nService can't be stoped.Try to delete it.");
O]qPmEj }
v!trsjb Sleep(500);
`?uPn~,e8 //删除服务
+< KNY RemoveService();
"}zda*z8 }
&fSTR-8ev# }
hYb9`0G"2 __finally
C`4gsqD;Z {
.pvxh|V //删除留下的文件
10MU-h.) if(bFile) DeleteFile(RemoteFilePath);
\hbiU] //如果文件句柄没有关闭,关闭之~
|ym%|
B if(hFile!=NULL) CloseHandle(hFile);
tcA;#^jc //Close Service handle
=i6:puf if(hSCService!=NULL) CloseServiceHandle(hSCService);
qks|d_ //Close the Service Control Manager handle
D9-Lg% if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
(q~0XE/ a //断开ipc连接
;'3]{BGcU wsprintf(tmp,"\\%s\ipc$",szTarget);
$Ha%Gr WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
|Q!4GeQL[ if(bKilled)
p)/
p!d[T/ printf("\nProcess %s on %s have been
' qy#)F killed!\n",lpszArgv[4],lpszArgv[1]);
7lU.Nit else
ow.j+<M printf("\nProcess %s on %s can't be
oT3Y!Y3=< killed!\n",lpszArgv[4],lpszArgv[1]);
#C\4/g?=, }
Jqru AW< return 0;
>Z\BfH }
p5<2N //////////////////////////////////////////////////////////////////////////
/2@["*^$ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
4;*f1_;f~ {
%-j&e44 NETRESOURCE nr;
gj+3y9 char RN[50]="\\";
L'9N9CR{i *IZf^-=Q strcat(RN,RemoteName);
"^%Z'ou strcat(RN,"\ipc$");
(p |DcA]BX h\y-L~2E nr.dwType=RESOURCETYPE_ANY;
ut5yf$% nr.lpLocalName=NULL;
BXhWTGiG nr.lpRemoteName=RN;
s;{K!L@ nr.lpProvider=NULL;
ez*jjm iP "EA8 if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
=nVmthGw return TRUE;
6vp0*ww else
H?U't
09 return FALSE;
9$O@`P\ }
g:gB`8w? /////////////////////////////////////////////////////////////////////////
Kx6y"
{me| BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
R8<eN9bJ9 {
iV
hJH4 BOOL bRet=FALSE;
[xdj6W __try
\##`pa(8 {
+v15[^F //Open Service Control Manager on Local or Remote machine
i&K