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>@{!c- OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
Y
+HVn0~qz <1>与远程系统建立IPC连接
-<ZzYQk^h <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
tDy1Gh/c <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
RvDqo 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
"9LPq <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
m"86O:S#d <6>服务启动后,killsrv.exe运行,杀掉进程
+(PtOo. <7>清场
$T;3*D 90 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
YyK9UZjI /***********************************************************************
+ZizT.$& Module:Killsrv.c
#g ~~zwx/N Date:2001/4/27
@{+*ea7M(` Author:ey4s
ut3jIZ1] Http://www.ey4s.org &_q;X;} ***********************************************************************/
um&N|5lHb #include
5mER&SX #include
5:iril #include "function.c"
(ter+rTv #define ServiceName "PSKILL"
O-|RPW} p7.@ez ; SERVICE_STATUS_HANDLE ssh;
Q>TaaGc SERVICE_STATUS ss;
jG)>{D /////////////////////////////////////////////////////////////////////////
_'2r=a#` void ServiceStopped(void)
A<>W^ow {
[C771~BL> ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
d[TcA2nF ss.dwCurrentState=SERVICE_STOPPED;
, LcMNP r ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
C$ZY=UXz!T ss.dwWin32ExitCode=NO_ERROR;
e=8ccj ss.dwCheckPoint=0;
H#w?$?nIWu ss.dwWaitHint=0;
KgAc0pz{7H SetServiceStatus(ssh,&ss);
(c(?s`; return;
Kh$L~4l }
Q=uwmg86 /////////////////////////////////////////////////////////////////////////
-{7:^K[)
void ServicePaused(void)
&hV;3"; {
!ae@g
q' ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
`e`4[I ss.dwCurrentState=SERVICE_PAUSED;
,wRrx& ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
7yQ r ss.dwWin32ExitCode=NO_ERROR;
.P=!M ss.dwCheckPoint=0;
Qf=%%5+?8 ss.dwWaitHint=0;
Wz=ZhE9g SetServiceStatus(ssh,&ss);
>z[d~ return;
2GZUMXK }
T,WWQm void ServiceRunning(void)
"T~Ps$ {
oL VtP ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
fC~WuG3 ss.dwCurrentState=SERVICE_RUNNING;
uVp R^
ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
K
=7(=Y{ ss.dwWin32ExitCode=NO_ERROR;
1$xt=*.u| ss.dwCheckPoint=0;
D+ jk0*bJ ss.dwWaitHint=0;
{qOSs,+=L SetServiceStatus(ssh,&ss);
T}u ' return;
1$Eiv8xd }
l#Qf8*0 /////////////////////////////////////////////////////////////////////////
.`hlw'20 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
c-M&cU+=L {
U(J?Q switch(Opcode)
b~#rUOXb8? {
hR=4w$ case SERVICE_CONTROL_STOP://停止Service
\[,7# ServiceStopped();
oiFtPki break;
n`^</0 case SERVICE_CONTROL_INTERROGATE:
(TnYUyFP` SetServiceStatus(ssh,&ss);
Ef?_d] break;
m$@Cw Qj }
k]f73r return;
sM?DNE^BvW }
Y61E|:fV! //////////////////////////////////////////////////////////////////////////////
nG8]c9\Q# //杀进程成功设置服务状态为SERVICE_STOPPED
dFFB\|e;0 //失败设置服务状态为SERVICE_PAUSED
kV(?u_ R //
SKcAZC void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
d]@9kG {
0K#dWc}"a ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
:;7q up if(!ssh)
/iukiWeW {
F,lQj7 ServicePaused();
B<0lif| return;
[2&Fnmjk}X }
]+@b=J2b ServiceRunning();
+ x4o# N Sleep(100);
%/sf#8^m //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
7L]fCw
p[ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
bgEUG if(KillPS(atoi(lpszArgv[5])))
y-Z*qR? ServiceStopped();
[9>1e else
-MOf[f^ ServicePaused();
~Q6ufTGhpM return;
;zh|*F> }
3J:!8Gmk /////////////////////////////////////////////////////////////////////////////
hPEK@ void main(DWORD dwArgc,LPTSTR *lpszArgv)
M
rVtxzH {
fY-{,+ `' SERVICE_TABLE_ENTRY ste[2];
v$,9l+p/ ste[0].lpServiceName=ServiceName;
5gEUE {S ste[0].lpServiceProc=ServiceMain;
(#
?~^ut ste[1].lpServiceName=NULL;
sS+9ly{9J ste[1].lpServiceProc=NULL;
Y<kvJb&1* StartServiceCtrlDispatcher(ste);
)IhI~,0Nmj return;
g(<@r2p }
NB,iC
[e /////////////////////////////////////////////////////////////////////////////
W=G[hT5L{ 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
KH[%HN5v 下:
0}w>8L7i{ /***********************************************************************
T=>&`aZH Module:function.c
IS8ppu&E Date:2001/4/28
fQe- v_K Author:ey4s
<M 7WWtmx Http://www.ey4s.org ?=
ulfGrY ***********************************************************************/
^WUF3Q**OU #include
|'a5nh! ////////////////////////////////////////////////////////////////////////////
vB#3jI BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
? ZN8Ku {
J6f;dF^ TOKEN_PRIVILEGES tp;
}l_) d LUID luid;
rb,&i1
*8MU,6 if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
b$M? _<G {
]Oe#S"-Oo printf("\nLookupPrivilegeValue error:%d", GetLastError() );
B)Gm"bLCOZ return FALSE;
XmXHs4 }
[81k4kU tp.PrivilegeCount = 1;
9]d$G$Kv9 tp.Privileges[0].Luid = luid;
Kk#8r+, if (bEnablePrivilege)
BWQ
(>Z" tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
*t*yozN else
1?mQ
fW@G tp.Privileges[0].Attributes = 0;
!".@Wg$ // Enable the privilege or disable all privileges.
T}fo:aB} AdjustTokenPrivileges(
U?@UIhtM| hToken,
qwVpGNc45 FALSE,
;O.U-s &tp,
``zg |h sizeof(TOKEN_PRIVILEGES),
O5e9vQH (PTOKEN_PRIVILEGES) NULL,
Gn&)*qCO (PDWORD) NULL);
s>_n e0 // Call GetLastError to determine whether the function succeeded.
FIW*Nr if (GetLastError() != ERROR_SUCCESS)
dGHRHXi {
YSeXCJ:Iy printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
8)M .W return FALSE;
^i@t OtS }
C}W/9_I6Uo return TRUE;
B Q".$(c
q }
s8 3_Bd ////////////////////////////////////////////////////////////////////////////
)eUb@Eu BOOL KillPS(DWORD id)
UWmWouA {
8R-?x/: HANDLE hProcess=NULL,hProcessToken=NULL;
tl0_as
BOOL IsKilled=FALSE,bRet=FALSE;
\N7
E!82 __try
b vUYLWzS {
h-#Glse< q/&Z6LJ) if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
+#n[55d {
\Mt(9jNK printf("\nOpen Current Process Token failed:%d",GetLastError());
i7Y96] __leave;
MiS$Y }
C8aYg //printf("\nOpen Current Process Token ok!");
4qiG>^h9 if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
&Du!*V4A {
a0y;c@pkO __leave;
VNA VdP }
1C'lT,twl printf("\nSetPrivilege ok!");
hPhN7E03 lSQANC' if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
']4sx_)S {
{TlS)i` printf("\nOpen Process %d failed:%d",id,GetLastError());
qhiQ!fMQ __leave;
Gu&zplB }
{3`9A7bG //printf("\nOpen Process %d ok!",id);
\e ( h6,@ if(!TerminateProcess(hProcess,1))
+&Sf$t 1 {
?%;)> :3N printf("\nTerminateProcess failed:%d",GetLastError());
m#DC;(Pn __leave;
\6nWt6M }
/sC$;l IsKilled=TRUE;
Z]"ktb;+[ }
`2Ff2D^ ? __finally
=yvyd0|35 {
kG\+f>XQ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
eK4\v:oG1 if(hProcess!=NULL) CloseHandle(hProcess);
fWF\V[ }
Q9?/)&3Bu return(IsKilled);
A1Rt }
:`oYD //////////////////////////////////////////////////////////////////////////////////////////////
+9,"ne1'e 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:
0xZq?9a /*********************************************************************************************
mu|#(u ModulesKill.c
G#n27y nh Create:2001/4/28
Bd)Qz(>rw Modify:2001/6/23
?%B%[u Author:ey4s
ZZ?=^g Http://www.ey4s.org e9"<.:& PsKill ==>Local and Remote process killer for windows 2k
d-39G*;1 **************************************************************************/
\jZvP`.2 #include "ps.h"
^!N _Nx/M #define EXE "killsrv.exe"
UiF ?Nx~ #define ServiceName "PSKILL"
1JJQ(b RLecKw&1{3 #pragma comment(lib,"mpr.lib")
VA.:'yQtJ //////////////////////////////////////////////////////////////////////////
El]Rrku //定义全局变量
j$Gb>Ex> SERVICE_STATUS ssStatus;
MS><7lk- SC_HANDLE hSCManager=NULL,hSCService=NULL;
ysDfp'C, BOOL bKilled=FALSE;
|cUlXg= char szTarget[52]=;
qdNYY&6>?u //////////////////////////////////////////////////////////////////////////
'Pr(7^ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
_T8#36iR BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
Gl`Yyw@84 BOOL WaitServiceStop();//等待服务停止函数
'mG[#M/Y BOOL RemoveService();//删除服务函数
)\'U$ /////////////////////////////////////////////////////////////////////////
[ gx<7}[ int main(DWORD dwArgc,LPTSTR *lpszArgv)
>*{\N^:z {
fg+Q7'*Vq BOOL bRet=FALSE,bFile=FALSE;
Z!7#"wO9+V char tmp[52]=,RemoteFilePath[128]=,
jA<v<oV szUser[52]=,szPass[52]=;
ZrXvR`bsw HANDLE hFile=NULL;
Ah)_mxK DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
.B_)w:oF 3($%A GKJ //杀本地进程
:Y~fPke if(dwArgc==2)
IHMZE42 {
Z/6B[,V if(KillPS(atoi(lpszArgv[1])))
)r5QOa/ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
]X;Ty\UD& else
_U%!&_m6 printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
>jRz4% lpszArgv[1],GetLastError());
BKX9SL] return 0;
0 7\02f }
><K!~pst} //用户输入错误
i%MA"I\9 else if(dwArgc!=5)
` zY!`G {
DRp&IP< printf("\nPSKILL ==>Local and Remote Process Killer"
F3Ap1-%z "\nPower by ey4s"
OT;cfkf7 "\nhttp://www.ey4s.org 2001/6/23"
-zTEL(r "\n\nUsage:%s <==Killed Local Process"
!!*;4FK"q "\n %s <==Killed Remote Process\n",
F3Dt7q lpszArgv[0],lpszArgv[0]);
ol<lCp return 1;
~$Y|ca }
GkciA{ //杀远程机器进程
+aj^Cs1$ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
i5VG2S strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
06jMj26! strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
GQ[pG{_+ =LK}9ViH //将在目标机器上创建的exe文件的路径
V~[:*WOX sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
d/lffNS= __try
R:f7LRF/\ {
-%H%m`wD //与目标建立IPC连接
[IMQIX if(!ConnIPC(szTarget,szUser,szPass))
:/i~y $t {
r@yD8 D \ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
ami09JHy return 1;
Dkw*Je#6PX }
Z\' wm' printf("\nConnect to %s success!",szTarget);
PtqGX=u //在目标机器上创建exe文件
8 URj1 W Fg4@On[,i hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
.it2NS E,
'in@9XO NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
kW+G1| if(hFile==INVALID_HANDLE_VALUE)
).Gd1pE {
O_AGMW/2+ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
<sc\EK __leave;
x6%#wsvS }
{xToz]YA //写文件内容
Ye@t_,)x while(dwSize>dwIndex)
n,sY\=vB {
`m, Ki69. OX^3Q:Z= if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
s/h7G}Mu {
ul=7>";=| printf("\nWrite file %s
;s}3e#$L failed:%d",RemoteFilePath,GetLastError());
7k~Lttuk __leave;
]F+K|X9- }
sf)W~Lx5a dwIndex+=dwWrite;
:".w{0l@ }
Ihqs%;V //关闭文件句柄
c
D7FfJ CloseHandle(hFile);
fv2=B)8$ bFile=TRUE;
4.'JLArw //安装服务
GS4_jvD- if(InstallService(dwArgc,lpszArgv))
C_Gzv'C"L {
e9:P9Di(b //等待服务结束
!F$R+A+L if(WaitServiceStop())
^yJ:+m;6K {
vI|As+`$d //printf("\nService was stoped!");
ESv:1o`?n }
L/fRF"V else
VaJfD1zd1 {
Onw24& //printf("\nService can't be stoped.Try to delete it.");
c{VJ2NQ+ }
N5!&~~ Sleep(500);
[q3+$W \r //删除服务
>)3VbO RemoveService();
W+hV9 }
o|rzN\WJn }
!M^\f
N1 __finally
!DcX8~~@ {
+$,dwyI2t //删除留下的文件
>|nt2 if(bFile) DeleteFile(RemoteFilePath);
V.2[ F|P;3 //如果文件句柄没有关闭,关闭之~
CL1;Inzl if(hFile!=NULL) CloseHandle(hFile);
tl^m=(ZQ //Close Service handle
O,irpQ if(hSCService!=NULL) CloseServiceHandle(hSCService);
?(D}5`Nfu //Close the Service Control Manager handle
`< Yf{'* if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
"-0;#&! //断开ipc连接
&D*8l?A/1f wsprintf(tmp,"\\%s\ipc$",szTarget);
9^\hmpP@D WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
N"1QX6 if(bKilled)
Q.ukY@L.' printf("\nProcess %s on %s have been
4U{m7[ killed!\n",lpszArgv[4],lpszArgv[1]);
+*.1}r& else
0Cq!\nzz printf("\nProcess %s on %s can't be
d1bhJK killed!\n",lpszArgv[4],lpszArgv[1]);
w+=Q6]FxJ }
[b;Uz|o return 0;
p:tN642 }
km4g}~N</ //////////////////////////////////////////////////////////////////////////
<+q$XL0 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
enumK\ {
|^iA6)Q NETRESOURCE nr;
y\z > /q char RN[50]="\\";
6#|qg*OS >qpqQ;
bm strcat(RN,RemoteName);
8K^f:)Qw strcat(RN,"\ipc$");
ANb"oX c N9`97;.X nr.dwType=RESOURCETYPE_ANY;
(Oq Hfv nr.lpLocalName=NULL;
4swKjN
& nr.lpRemoteName=RN;
1Is%]6 nr.lpProvider=NULL;
GA@ Ue9 c/'M#h)" if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
wko2M[ return TRUE;
4m /TW) else
HfZtL return FALSE;
2fbU-9Rfn }
Kj!Y K~~ /////////////////////////////////////////////////////////////////////////
OL9]*G?F BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
+* D4( {
F[]&