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。
WS@"8+re; OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
EKuLt*a/ <1>与远程系统建立IPC连接
B<.ZW}#v <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
EZp >Cf7 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
mTL`8hv? <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
;eW)&qzK <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
AYsHA w <6>服务启动后,killsrv.exe运行,杀掉进程
j5smmtM`s <7>清场
Jh4pY#aF 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
Gy6x.GX /***********************************************************************
YoK )fh$ Module:Killsrv.c
GUJ?6; Date:2001/4/27
WFmW[< g Author:ey4s
3:c6x kaw Http://www.ey4s.org cUw$F{|W ***********************************************************************/
V~-tp^ #include
^%\MOjSN #include
R9K~b^` #include "function.c"
_Wp.s]D [ #define ServiceName "PSKILL"
" w /Odd E2=vLI] SERVICE_STATUS_HANDLE ssh;
tp"eXA0n SERVICE_STATUS ss;
! P$[$W /////////////////////////////////////////////////////////////////////////
eT2Tg5Etc void ServiceStopped(void)
#op0|:/N {
`4Fw,:+e ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
m,5?|J= ss.dwCurrentState=SERVICE_STOPPED;
lG[j,MDs ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
v4X ` Ul* ss.dwWin32ExitCode=NO_ERROR;
Da)_O JYE ss.dwCheckPoint=0;
puh-\Q/P ss.dwWaitHint=0;
`0+-:sXZ6 SetServiceStatus(ssh,&ss);
)g^O'e=m return;
wq8&2(|Fc }
h>Z`& /////////////////////////////////////////////////////////////////////////
wT,=C' void ServicePaused(void)
va"bw!zXo* {
9@nd>B ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
L{XW2c$h ss.dwCurrentState=SERVICE_PAUSED;
[{>1wJ Pdj ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
u3Zu ~C ss.dwWin32ExitCode=NO_ERROR;
X<v1ES$ ss.dwCheckPoint=0;
P*ZMbAf. ss.dwWaitHint=0;
=L?2[a$2; SetServiceStatus(ssh,&ss);
^oE#;aS return;
q(2ZJn13f }
?O]RQXsZ2 void ServiceRunning(void)
\zDs3Hp {
5Z:qU{[ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
7^d7:1M ss.dwCurrentState=SERVICE_RUNNING;
\W\*'C8q\ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
9pWSvalw9 ss.dwWin32ExitCode=NO_ERROR;
&2ty++gC ss.dwCheckPoint=0;
;R@D ss.dwWaitHint=0;
N&$ ,uhmO SetServiceStatus(ssh,&ss);
{#pwr WG return;
:FmH=pI!= }
)4,U /////////////////////////////////////////////////////////////////////////
e:rbyzf# void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
]8'PLsS9<w {
t4hc X[ switch(Opcode)
&Du S* {
T_9o0Q k case SERVICE_CONTROL_STOP://停止Service
mGJRCK_ ServiceStopped();
"];@N!dA break;
VZ
7(6?W case SERVICE_CONTROL_INTERROGATE:
5IF$M2j SetServiceStatus(ssh,&ss);
Krl9O]H/[ break;
7 Z?
Hyv }
.2ZFJ.Z" return;
H9!q)qlK }
cVr+Wp7K#| //////////////////////////////////////////////////////////////////////////////
nC!L<OMr //杀进程成功设置服务状态为SERVICE_STOPPED
YJ~mcaw //失败设置服务状态为SERVICE_PAUSED
O*W<za; //
8 tIy"5 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
m4'jTC$ {
Y;
to9Kv$ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
":GC}VIS if(!ssh)
C\dk}A {
M0KU}h ServicePaused();
# nAq~@X return;
;&O *KhLH }
[r'A8!/|[ ServiceRunning();
ki1j~q Sleep(100);
Cbm^:
_LR //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
aEVy20wd //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
} .<(L if(KillPS(atoi(lpszArgv[5])))
Ji6.-[: ServiceStopped();
#~.RJ% else
Io&HzQW^a ServicePaused();
deTD|R return;
dT (i*E\j }
#5{BxX&\ /////////////////////////////////////////////////////////////////////////////
MpIiHKQ
G9 void main(DWORD dwArgc,LPTSTR *lpszArgv)
lXzm) {
!aL=R)G&e SERVICE_TABLE_ENTRY ste[2];
~CdW:t ste[0].lpServiceName=ServiceName;
4:/^ .: ste[0].lpServiceProc=ServiceMain;
<z>oY2% ste[1].lpServiceName=NULL;
$q.}eb0 ste[1].lpServiceProc=NULL;
QBN\wL8g StartServiceCtrlDispatcher(ste);
v53|)]V return;
~03MH' }
(Q8r2*L /////////////////////////////////////////////////////////////////////////////
#l3)3k*; function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
^6LnB#C& 下:
.*.eY?,V /***********************************************************************
j0(jXAc;UB Module:function.c
J(wFJg\/ Date:2001/4/28
!+QfQghAT Author:ey4s
k]`-Y E Http://www.ey4s.org nb6Y/`G ***********************************************************************/
KeXt"U #include
aUA)p}/: ////////////////////////////////////////////////////////////////////////////
tCar:p4$ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
#3'M>SaoH {
vbZ!NO!H TOKEN_PRIVILEGES tp;
S2nX{= LUID luid;
<iGW~COd jp^Sw| if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
^Xu4N"@ {
O}p<"3Ub printf("\nLookupPrivilegeValue error:%d", GetLastError() );
(Nv-wU return FALSE;
;Me*#/ }
;K%/sIIke tp.PrivilegeCount = 1;
Q;A\M tp.Privileges[0].Luid = luid;
YhqMTOw if (bEnablePrivilege)
gx?r8 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
bX`Gv+ else
&|db}\jT tp.Privileges[0].Attributes = 0;
KC9e{ // Enable the privilege or disable all privileges.
?)(-_N&T AdjustTokenPrivileges(
4"\cA:9a hToken,
.aVt d
[ FALSE,
4- Jwy &tp,
K>b4(^lf sizeof(TOKEN_PRIVILEGES),
G#^0Bh& (PTOKEN_PRIVILEGES) NULL,
kRBO] (PDWORD) NULL);
=;b3i1'U // Call GetLastError to determine whether the function succeeded.
xgpf2y!{ if (GetLastError() != ERROR_SUCCESS)
3JkdP h {
N^@:+,<3 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
;[(d=6{hc] return FALSE;
_{gqi$Mi }
GNq
f return TRUE;
4l68+ }
M}f(-,9 ////////////////////////////////////////////////////////////////////////////
CjP<'0gT BOOL KillPS(DWORD id)
+mzLOJed {
$bFK2yx?= HANDLE hProcess=NULL,hProcessToken=NULL;
X J)Y-7c BOOL IsKilled=FALSE,bRet=FALSE;
F*r) __try
kfT*G
+l] {
V/kndV[j ={V@Y-5T if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Pnm$g;`P {
1?1Bz?EKF* printf("\nOpen Current Process Token failed:%d",GetLastError());
SY%y *6[6 __leave;
0y?;o*&U\ }
-B&(&R //printf("\nOpen Current Process Token ok!");
gZ7R^]
k if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
/F(n%8)Yq {
W I MBwmg __leave;
o[iN/ }
8&|
o printf("\nSetPrivilege ok!");
G9yK/g&q w^$C\bCbh if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
j%^4
1 y {
79exZ7| printf("\nOpen Process %d failed:%d",id,GetLastError());
ahy6a,)K~ __leave;
"42/P4: }
|%mZ|,[ //printf("\nOpen Process %d ok!",id);
FO:L+&hr?> if(!TerminateProcess(hProcess,1))
^\?Rh(pu {
s&-MJ05y printf("\nTerminateProcess failed:%d",GetLastError());
K,,) FM __leave;
w}zmcO:x }
k0K$OX*:e IsKilled=TRUE;
p'1/J:EnV }
!4'F z[RK __finally
v^8sL` F {
T,1qR:58 if(hProcessToken!=NULL) CloseHandle(hProcessToken);
+>K&zS if(hProcess!=NULL) CloseHandle(hProcess);
i/1$uQ }
]a4+] vLK return(IsKilled);
yNP4Ey }
nReld
:#T //////////////////////////////////////////////////////////////////////////////////////////////
vZ"gCf3#?3 OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
m m`#v
g, /*********************************************************************************************
!*NDsC9 ModulesKill.c
/UK]lP^w]! Create:2001/4/28
R_KD Y Modify:2001/6/23
e5P9P%1w Author:ey4s
ipbhjK$ Http://www.ey4s.org d(d<@cB9 PsKill ==>Local and Remote process killer for windows 2k
/bB4ec8! **************************************************************************/
KvPCb%!ZP #include "ps.h"
9Ffam# #define EXE "killsrv.exe"
zIjfxK #define ServiceName "PSKILL"
H@?} !@ 'ET];iZ2 #pragma comment(lib,"mpr.lib")
_#6Qf //////////////////////////////////////////////////////////////////////////
h\w;SDwOk //定义全局变量
,)#rD9ZnC SERVICE_STATUS ssStatus;
)`f-qTe SC_HANDLE hSCManager=NULL,hSCService=NULL;
~ILv*v@m BOOL bKilled=FALSE;
&{a!)I> char szTarget[52]=;
6AG]7d< //////////////////////////////////////////////////////////////////////////
UGy3B) BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
to</ BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
3?]81v/ BOOL WaitServiceStop();//等待服务停止函数
h%ys::\zF BOOL RemoveService();//删除服务函数
Y6VJr+Ap( /////////////////////////////////////////////////////////////////////////
A#T"4'#?< int main(DWORD dwArgc,LPTSTR *lpszArgv)
PENB5+1OK {
M-Efe_VRQc BOOL bRet=FALSE,bFile=FALSE;
L%is"NZh char tmp[52]=,RemoteFilePath[128]=,
>RkaFcq szUser[52]=,szPass[52]=;
8X"4RyNSn HANDLE hFile=NULL;
cOX )+53 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
pF-_yyQ sIgTSdk //杀本地进程
t:fz%IOe if(dwArgc==2)
fJc( {
O8A1200 if(KillPS(atoi(lpszArgv[1])))
f(D'qV T{ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
uH%b rbrU else
RBn/7 printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
h]ae^M lpszArgv[1],GetLastError());
0lg'QG> return 0;
(4/"uj5 }
$Z#~wsw //用户输入错误
*u"%hXR else if(dwArgc!=5)
8:V,>PH {
nsU7cLf"^V printf("\nPSKILL ==>Local and Remote Process Killer"
*m+FMyr "\nPower by ey4s"
9U6$-]J "\nhttp://www.ey4s.org 2001/6/23"
bHnKtaK4c "\n\nUsage:%s <==Killed Local Process"
x-CjxU3 "\n %s <==Killed Remote Process\n",
)__sw lpszArgv[0],lpszArgv[0]);
SefhOh^,V return 1;
Kgr<OL}V J }
*pa hZiO //杀远程机器进程
Q:megU'u strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
}
u;{38~ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
-EP1Rl`\ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
M*gvYo ue@/o,C> //将在目标机器上创建的exe文件的路径
Yp;Z+!!UZ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
scH61Y8` __try
J4::.r {
y,x 2f%x //与目标建立IPC连接
*eIX"&ba if(!ConnIPC(szTarget,szUser,szPass))
8p%0d`sX {
K
$- * printf("\nConnect to %s failed:%d",szTarget,GetLastError());
z:f&k}( return 1;
g]?pY }
zl:by? printf("\nConnect to %s success!",szTarget);
`J,>#Y6(J //在目标机器上创建exe文件
>:6iFPP yC\UT
~j/ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
z.-yL,Rc`- E,
Eb4NPWo NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
!?JZ^/u if(hFile==INVALID_HANDLE_VALUE)
|> STb\ {
?;~E*kzO& printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
qP#LJPaS __leave;
~Yk^(hl2 }
!\R5/-_UU //写文件内容
F,~BhKkbV while(dwSize>dwIndex)
Az:~|P {
%lnkD5 zU&Iy_Ke. if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
qSr]d`7@ {
giNXXjl printf("\nWrite file %s
6I"KomJ9 failed:%d",RemoteFilePath,GetLastError());
h#r~2\q4ei __leave;
/e>%yq<9B }
dfdK%/' $( dwIndex+=dwWrite;
Ip{R'HG/ }
k+ t(u] //关闭文件句柄
OXrm!' CloseHandle(hFile);
#Pg`0xiV bFile=TRUE;
!VWA4 e!+ //安装服务
I~n4}}9M if(InstallService(dwArgc,lpszArgv))
D}y W:Pi' {
)\u%XFPhS //等待服务结束
MQwxQ{ if(WaitServiceStop())
(2H
GV+Dg {
S2'a i //printf("\nService was stoped!");
zBy} > Jx }
.yy*[56X else
$8eiifj {
,@f"WrQ //printf("\nService can't be stoped.Try to delete it.");
&wK:R,~x6 }
{UP[iw$~ Sleep(500);
r
1r@TG\ //删除服务
cgrSd99. RemoveService();
hE(R[hc }
A|f6H6UUx }
i0{\c}r:4b __finally
2(DhKHrF {
&!/>B . //删除留下的文件
)^o.H~Pv if(bFile) DeleteFile(RemoteFilePath);
.|[{$&B //如果文件句柄没有关闭,关闭之~
YgcW1}
if(hFile!=NULL) CloseHandle(hFile);
eWAD;x?. //Close Service handle
B=d<L^ if(hSCService!=NULL) CloseServiceHandle(hSCService);
I+kAy;2 //Close the Service Control Manager handle
S~aWun if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
{OPEW`F //断开ipc连接
B3ItZojAuw wsprintf(tmp,"\\%s\ipc$",szTarget);
V>QyiB WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
Vt}QPNt if(bKilled)
@h|qL-:!vG printf("\nProcess %s on %s have been
ASbIc"S6 killed!\n",lpszArgv[4],lpszArgv[1]);
DW7E ]o
else
doL-G?8B printf("\nProcess %s on %s can't be
Zu|NF
uFI killed!\n",lpszArgv[4],lpszArgv[1]);
J;_4
3eS }
AA=Ob$2$ return 0;
D^@@ P }
D{B?2}X //////////////////////////////////////////////////////////////////////////
gEk;Tj BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
cQt&%SVT]E {
~NK $rHwi% NETRESOURCE nr;
rlKR
<4H char RN[50]="\\";
j<(E%KN3 0V<kpC,4 strcat(RN,RemoteName);
kMVr[q,MEq strcat(RN,"\ipc$");
O`y3H lc GL O3v.
n; nr.dwType=RESOURCETYPE_ANY;
-b^dK)wR~ nr.lpLocalName=NULL;
v>`Fo[c nr.lpRemoteName=RN;
4O-LLH nr.lpProvider=NULL;
*MmH{!= 5oG~ Fc if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
}lp37, return TRUE;
Uwkxc else
Ds(Z. return FALSE;
/.e7#-+? }
[+D]!&