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。
(Y'cxwj% OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
ZBDF>u@ <1>与远程系统建立IPC连接
W,EIBgR(R5 <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Yuw:W:wY <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
MWme3u)D <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
%}(`? <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
JPn)Op6 <6>服务启动后,killsrv.exe运行,杀掉进程
zG$5g^J <7>清场
D\G.p |9= 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
n
UmyPQ~ /***********************************************************************
c2NB@T9'v Module:Killsrv.c
=/K)hI!u Date:2001/4/27
H.ZF~Yuw Author:ey4s
inh:b .,B Http://www.ey4s.org TC-Vzk G| ***********************************************************************/
)!v"(i.5Xo #include
4Q0ZY(2 EO #include
PP{9Y Vr #include "function.c"
P@PF"{S #define ServiceName "PSKILL"
_yg;5#3 YzjRD: SERVICE_STATUS_HANDLE ssh;
c #TY3Z| SERVICE_STATUS ss;
Btxtu"]nJo /////////////////////////////////////////////////////////////////////////
|kK5:\H void ServiceStopped(void)
tTBDb {
I#xdksY ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
y?a71b8m ss.dwCurrentState=SERVICE_STOPPED;
tx7 zG., ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
2*Qi4%s# ss.dwWin32ExitCode=NO_ERROR;
/69yR ss.dwCheckPoint=0;
RWv4/=}(G ss.dwWaitHint=0;
?PWg SetServiceStatus(ssh,&ss);
6YU,>KP return;
8Azh&c }
,r*Kxy /////////////////////////////////////////////////////////////////////////
EF!J#N2 void ServicePaused(void)
el`?:dY H {
-&D=4,# ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
h&K$(}X ss.dwCurrentState=SERVICE_PAUSED;
R& t*x ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Hrpz4E%\Aw ss.dwWin32ExitCode=NO_ERROR;
_%R^8FjH* ss.dwCheckPoint=0;
+r'&6Me! ss.dwWaitHint=0;
Xuu&`U~% SetServiceStatus(ssh,&ss);
..5~x~O return;
Hk;;+ '- }
2Snb+,o2 void ServiceRunning(void)
KO=$Hr?f; {
r QiRhp ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
MJch
Z ss.dwCurrentState=SERVICE_RUNNING;
x)=l4A\ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Eo2`Vr9g ss.dwWin32ExitCode=NO_ERROR;
)Mdddz4 ss.dwCheckPoint=0;
.iy>N/u ss.dwWaitHint=0;
3v\P6 SetServiceStatus(ssh,&ss);
M>Q ZN return;
gdeM,A| }
5@+?{Cl /////////////////////////////////////////////////////////////////////////
[hSJ)IZh void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
+# 'w}
P {
d)1gpRp switch(Opcode)
AE>W$x8P {
VIdKe&, case SERVICE_CONTROL_STOP://停止Service
msgR"T3' ServiceStopped();
qdI%v#'M break;
n[0u&m8 case SERVICE_CONTROL_INTERROGATE:
;>mM9^Jaf SetServiceStatus(ssh,&ss);
&u[{V R: break;
Ic4#Tk20i }
`$Rgn3 return;
HghdTs }
Y
f!O o //////////////////////////////////////////////////////////////////////////////
^P@:CBO //杀进程成功设置服务状态为SERVICE_STOPPED
LUD. //失败设置服务状态为SERVICE_PAUSED
qr4 lr!#t //
"\EX)u9ze void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
Xi%Og\vm5 {
l S,Jo/T@ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
2c]"*Pb if(!ssh)
Ez~5ax7x {
[-*&ZYp ServicePaused();
d^A]]Xg return;
{)"[_< }
V3ozaVk; ServiceRunning();
u ,3B[ Sleep(100);
W9]z]6 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
AC1RP`c //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
K7`6G[RMb if(KillPS(atoi(lpszArgv[5])))
#dae^UjM ServiceStopped();
uKAI->" else
<~5O-.G] ServicePaused();
F:q4cfL6 return;
NH|I>vyN }
_cQ
'3@ /////////////////////////////////////////////////////////////////////////////
"W"^0To void main(DWORD dwArgc,LPTSTR *lpszArgv)
vcdVck@ {
3!l>\#q6 SERVICE_TABLE_ENTRY ste[2];
9{OO'at? ste[0].lpServiceName=ServiceName;
uQ-GJI^t ste[0].lpServiceProc=ServiceMain;
=(
|%%,3 ste[1].lpServiceName=NULL;
:W, S ste[1].lpServiceProc=NULL;
PolJo?HZ StartServiceCtrlDispatcher(ste);
't`h?VvL return;
y/\b0& }
~g/"p`2-N /////////////////////////////////////////////////////////////////////////////
h,R Isq;` 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
Mu> 下:
w{aGH/LN /***********************************************************************
3h:~NL Module:function.c
jzV"( p! Date:2001/4/28
0 YFXF Author:ey4s
3[u-
LYW Http://www.ey4s.org lo>9 \ Po ***********************************************************************/
F}So=Jz9h #include
]6B9\C.2-_ ////////////////////////////////////////////////////////////////////////////
b_RO%L:"yL BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
neM.M)0 {
c`;oV-f TOKEN_PRIVILEGES tp;
~'lT8 n_ LUID luid;
IOZw[9](+ Ztmh z_u7 if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
=!q]0# {
F2}Fuupb. printf("\nLookupPrivilegeValue error:%d", GetLastError() );
_jG|kjFTc return FALSE;
buX(mj:& }
Zb=NcEPGy tp.PrivilegeCount = 1;
J[:#(c&c!1 tp.Privileges[0].Luid = luid;
^(^P#EEG if (bEnablePrivilege)
9Of;8R tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
d[9{&YnH ! else
Hi={(Z5tC4 tp.Privileges[0].Attributes = 0;
]]:K
l // Enable the privilege or disable all privileges.
uX_#NP/2 AdjustTokenPrivileges(
cEu_p2(7!B hToken,
8c.>6
Hy FALSE,
sPi &tp,
K +vD&Z^ sizeof(TOKEN_PRIVILEGES),
(G>su (PTOKEN_PRIVILEGES) NULL,
bK%F_v3' (PDWORD) NULL);
[<f2h-V$ // Call GetLastError to determine whether the function succeeded.
N 62;@Z\7 if (GetLastError() != ERROR_SUCCESS)
]|g2V
a~- {
~ |Vqv{ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
qI9j=4s. return FALSE;
6ioj!w<N }
Zzjx;SF return TRUE;
;)FvTm'"\. }
dPu27 " ////////////////////////////////////////////////////////////////////////////
_MC',p& BOOL KillPS(DWORD id)
5%\K {
K>+ v" x HANDLE hProcess=NULL,hProcessToken=NULL;
uuEvH<1 BOOL IsKilled=FALSE,bRet=FALSE;
+:@^nPfHy __try
P?V+<c{ {
$/"Ymm#"\Y @`KbzN_h/ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
S|tA%2z {
k*;U?C! printf("\nOpen Current Process Token failed:%d",GetLastError());
2x<BU3 __leave;
fQib?g/G }
M
_<
|n //printf("\nOpen Current Process Token ok!");
RL4|!HzR if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
Culv/ {
ra*|HcLD __leave;
6<W^T9}v@/ }
_m?i$5 printf("\nSetPrivilege ok!");
&6CDIxH{ V]--d33/a if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
\2 DED {
I*TTD]e'X printf("\nOpen Process %d failed:%d",id,GetLastError());
\m|5Aqs __leave;
vxPE=!| }
it H //printf("\nOpen Process %d ok!",id);
(Z>?\iNJ if(!TerminateProcess(hProcess,1))
mh"PA p {
LAc60^t1 printf("\nTerminateProcess failed:%d",GetLastError());
*Hn=)q __leave;
3y.+03
W }
@xdtl{5G IsKilled=TRUE;
=Ya^PAj '} }
w&H>`l06
__finally
^Ak?2,xB#+ {
@Dsw.@/ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
]zj#X\ if(hProcess!=NULL) CloseHandle(hProcess);
7fypUQ:y }
t8RtJ2; return(IsKilled);
S Yi !% }
X$;x2mz nM //////////////////////////////////////////////////////////////////////////////////////////////
/95z1e 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:
!QVhP+l'H /*********************************************************************************************
).jQ+XE'> ModulesKill.c
-%J9!( Create:2001/4/28
Vyi.:lL _8 Modify:2001/6/23
}5PC53q Author:ey4s
'yH Http://www.ey4s.org O8#]7\) PsKill ==>Local and Remote process killer for windows 2k
-_9*BvS]R **************************************************************************/
3L==p`
#include "ps.h"
$A~aNI #define EXE "killsrv.exe"
Mo3%OR #define ServiceName "PSKILL"
[gUD + |s/Kb]t #pragma comment(lib,"mpr.lib")
r(wf>w3 //////////////////////////////////////////////////////////////////////////
40=u/\/K //定义全局变量
O\Y*s SERVICE_STATUS ssStatus;
3.dSS SC_HANDLE hSCManager=NULL,hSCService=NULL;
w|G7h= BOOL bKilled=FALSE;
yH:p*|% : char szTarget[52]=;
ih)\P0wed //////////////////////////////////////////////////////////////////////////
{=?[:5 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
3 8&K" BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
XS2/U<sd BOOL WaitServiceStop();//等待服务停止函数
x$jLB&+ICz BOOL RemoveService();//删除服务函数
pWE(?d_M{G /////////////////////////////////////////////////////////////////////////
rCqwJoC`v int main(DWORD dwArgc,LPTSTR *lpszArgv)
a\m=E#G {
z4D)Xy"/ BOOL bRet=FALSE,bFile=FALSE;
'J*'{ char tmp[52]=,RemoteFilePath[128]=,
q<.k:v& szUser[52]=,szPass[52]=;
U^[AW$WzU HANDLE hFile=NULL;
i;~.kgtq4 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
sQ\HIU%] 7p'pz8n`X //杀本地进程
&jEw(P&_ if(dwArgc==2)
/NB|N*}O) {
M3UC9t9] if(KillPS(atoi(lpszArgv[1])))
J0k!&d8 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
n\Lsm else
T] H'l printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
8)iI=,T* lpszArgv[1],GetLastError());
,^
,R .T return 0;
m~=VUhPd }
B7qi|Fw //用户输入错误
1Bs t| else if(dwArgc!=5)
=@O&$& {
GNHXtu6 printf("\nPSKILL ==>Local and Remote Process Killer"
uUp>N^mmVH "\nPower by ey4s"
4#W$5_Ny "\nhttp://www.ey4s.org 2001/6/23"
7?g({] "\n\nUsage:%s <==Killed Local Process"
IN6L2/Q "\n %s <==Killed Remote Process\n",
]4c*Nh%8 lpszArgv[0],lpszArgv[0]);
"MzBy)4Q return 1;
Q& d;UVp }
HqqMX`Rof //杀远程机器进程
;xh.95BP` strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
@ukL!AV?Y strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
0 7qjWo/t strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
o:UNSr )RFY2} //将在目标机器上创建的exe文件的路径
'_DB0_Dp sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
GZ5 DI+3 __try
\COoU(" {
(JOR:
1aT //与目标建立IPC连接
Z! /_H($ if(!ConnIPC(szTarget,szUser,szPass))
,*V% {
4j+M<g printf("\nConnect to %s failed:%d",szTarget,GetLastError());
.0/"~5 return 1;
\v:Z;EbX }
SsMs#C8u% printf("\nConnect to %s success!",szTarget);
,,j> 2Ts //在目标机器上创建exe文件
-{A64gfFxT Xeja\5zB hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
e
GAto E,
3`3my= NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
qMVuBv
if(hFile==INVALID_HANDLE_VALUE)
TRgj`FG {
lM#/F\ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
to_dNJbv __leave;
FN26f*/ }
X/%!p<}:' //写文件内容
9^sz,auB while(dwSize>dwIndex)
JC$_Pg! {
g]MgT-C| (:H4 if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
M?sTz@tqq {
wE9z@\z] printf("\nWrite file %s
R'_F9\ failed:%d",RemoteFilePath,GetLastError());
Iza#v0 __leave;
,Cm1~ExJ }
;)f,A)(Z dwIndex+=dwWrite;
m(xyEU }
'T|QG@q //关闭文件句柄
C@XnV=J CloseHandle(hFile);
F6DVq8f9 bFile=TRUE;
R Ee~\n+P^ //安装服务
/55 3v;l< if(InstallService(dwArgc,lpszArgv))
_Nz?fJ:$@ {
q2Sc{E>[ //等待服务结束
M_$;"NS+} if(WaitServiceStop())
lUnC+w#[ {
um".Z4S //printf("\nService was stoped!");
r<dvo%I#| }
m=iKu(2xRq else
rV%;d[LB {
+*qTZIXj //printf("\nService can't be stoped.Try to delete it.");
Y,4?>:39J }
K.? S,qg Sleep(500);
%gqu7}' //删除服务
A$zC$9{0I RemoveService();
?5 6;<%0 }
s<C66z }
p)Ht =~ __finally
Ba%b]vp {
Cw.DLg //删除留下的文件
}p9#Bzc if(bFile) DeleteFile(RemoteFilePath);
ZD?LsD 3 //如果文件句柄没有关闭,关闭之~
n#P?JyGm1g if(hFile!=NULL) CloseHandle(hFile);
TuwSJS7 //Close Service handle
ZQ\O|
n8 if(hSCService!=NULL) CloseServiceHandle(hSCService);
5Yk| //Close the Service Control Manager handle
GXTjK! if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
q+4<"b+6G //断开ipc连接
#zn`)n wsprintf(tmp,"\\%s\ipc$",szTarget);
S6yLq|W0 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
Hs.5@ l
if(bKilled)
q"g4fzCD printf("\nProcess %s on %s have been
9Pm|a~[m
killed!\n",lpszArgv[4],lpszArgv[1]);
=p8iYtI else
))6iVgSE$ printf("\nProcess %s on %s can't be
kQ6YQsJ.* killed!\n",lpszArgv[4],lpszArgv[1]);
J<iiA:&J }
gyMy;}a return 0;
i~DLo3 }
V8%( h[ //////////////////////////////////////////////////////////////////////////
Zqg
AgN@ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
TPKm>5g {
_(@ezX.p NETRESOURCE nr;
Pf<BQ*n char RN[50]="\\";
n3hlo@gYW tF!C'] strcat(RN,RemoteName);
Oh=Kl3xs strcat(RN,"\ipc$");
^S(["6OJ( .X4UDZQg nr.dwType=RESOURCETYPE_ANY;
y
0fI7:e3 nr.lpLocalName=NULL;
0)|;uW nr.lpRemoteName=RN;
=\jPnov! nr.lpProvider=NULL;
Zr!CT5C5 te3\MSv;O if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
y2x)<.cDP return TRUE;
_cc9+o else
LtDGu})1 return FALSE;
>$A, B }
!?{%9 /////////////////////////////////////////////////////////////////////////
C #@5:$ BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
S)@) @3 {
TGG-rA6@Lx BOOL bRet=FALSE;
Bp=BRl __try
n]_<6{: U {
wcDb| H& //Open Service Control Manager on Local or Remote machine
u,S}4p&l hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
G:PcV_ihx if(hSCManager==NULL)
MOP#to)k& {
3q (]Dg;v printf("\nOpen Service Control Manage failed:%d",GetLastError());
z
2Ao6*% __leave;
XV<{tqa }
} q r
, //printf("\nOpen Service Control Manage ok!");
YksJ$yH^ //Create Service
>56;M7b(K hSCService=CreateService(hSCManager,// handle to SCM database
==W] 1@s ServiceName,// name of service to start
")GrQv a ServiceName,// display name
4d
@
(> SERVICE_ALL_ACCESS,// type of access to service
upF^k%<y: SERVICE_WIN32_OWN_PROCESS,// type of service
* p,2>[e SERVICE_AUTO_START,// when to start service
S6|L !pO SERVICE_ERROR_IGNORE,// severity of service
F!6;<!&