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。
N l@G\_ OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
PaI\y!f <1>与远程系统建立IPC连接
(N9-YP?qm <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
JB~^J5#[Oh <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
x#EE_i/W <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
KSPa2>lz? <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
gB'ajX=OA/ <6>服务启动后,killsrv.exe运行,杀掉进程
_d@YLd78P <7>清场
;
BN81; 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
~a([e\~ /***********************************************************************
ed,A'S=d Module:Killsrv.c
T/3LJGnY Date:2001/4/27
L;RE5YrH%6 Author:ey4s
lg aSIXDK Http://www.ey4s.org #"N60T@ ***********************************************************************/
eP @#I^_ #include
[=>=5'- #include
JD$g%hcVZa #include "function.c"
YGo?%.X #define ServiceName "PSKILL"
Wk0E7Pr hI:.Qp`r SERVICE_STATUS_HANDLE ssh;
']1n?K=A SERVICE_STATUS ss;
IE`3I#v /////////////////////////////////////////////////////////////////////////
mH$tG
$ void ServiceStopped(void)
<Q~N9W {
r@4A%ql< ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
h ik.qK ss.dwCurrentState=SERVICE_STOPPED;
?XHQdN3e ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
=~+ WJN ss.dwWin32ExitCode=NO_ERROR;
=xo0T 6 ss.dwCheckPoint=0;
-Q n-w3~& ss.dwWaitHint=0;
9>~pA]j% SetServiceStatus(ssh,&ss);
,W}:vdC return;
( V4Ppg }
y0d= /////////////////////////////////////////////////////////////////////////
e'K~WNT void ServicePaused(void)
efXnF*Z {
F@u7Oel@m ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
]Lub.r ss.dwCurrentState=SERVICE_PAUSED;
<gF]9%2E ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
k_7m[o ss.dwWin32ExitCode=NO_ERROR;
*]]Zpa6 ss.dwCheckPoint=0;
E{orezP ss.dwWaitHint=0;
SboHo({5VA SetServiceStatus(ssh,&ss);
/}m)FaAi return;
sF
{,n0<8 }
`9^tuR, void ServiceRunning(void)
1B4Qj`:+0 {
PR@6=[|d ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
"N}t =3i$ ss.dwCurrentState=SERVICE_RUNNING;
h^\vk!Q-d ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
,.<mj !YE ss.dwWin32ExitCode=NO_ERROR;
[./FzlA s ss.dwCheckPoint=0;
?@ oF@AEx= ss.dwWaitHint=0;
1CB&z@ SetServiceStatus(ssh,&ss);
3+ 6Ed;P return;
J# (AX6 }
v&d1ACctJ /////////////////////////////////////////////////////////////////////////
`MU~N_ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
'zI(OnIS {
B]X8KzLu switch(Opcode)
"#~>q(4^ {
w5%Yi{ case SERVICE_CONTROL_STOP://停止Service
"
@D ServiceStopped();
%zcA|SefP break;
e(t}$Q= case SERVICE_CONTROL_INTERROGATE:
[|Qzx w9 SetServiceStatus(ssh,&ss);
).71gp@& break;
'S_i6K }
Hm2Y%
4i% return;
1[!:|= }
g6,D Bkv2 //////////////////////////////////////////////////////////////////////////////
VRd7H.f,A6 //杀进程成功设置服务状态为SERVICE_STOPPED
sSW'SE?,< //失败设置服务状态为SERVICE_PAUSED
M6g8+ sio //
wEjinP$2 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
K?uZIDo {
+x2JC' -H ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
#LasTN9 if(!ssh)
ok\-IU? {
-ZaeX]^&Q\ ServicePaused();
@ZJL]TO return;
pl]|yIZ }
KqFI2@v
ServiceRunning();
{:1j>4m2 Sleep(100);
BP3Ha8/X //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
lbHgxZ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
dbby.% if(KillPS(atoi(lpszArgv[5])))
T-] {gc ServiceStopped();
?Lg(,-: else
joe)b ServicePaused();
d/; tq return;
"`% ,l|D }
[M\ an6h6O /////////////////////////////////////////////////////////////////////////////
Jy(G
A void main(DWORD dwArgc,LPTSTR *lpszArgv)
GL
n M1 {
{+J{t\` SERVICE_TABLE_ENTRY ste[2];
PJ5}c!o[ ste[0].lpServiceName=ServiceName;
ZwUBeyxS=c ste[0].lpServiceProc=ServiceMain;
? "I %K% ste[1].lpServiceName=NULL;
Q4u.v,sE ste[1].lpServiceProc=NULL;
?AyxRbk StartServiceCtrlDispatcher(ste);
11oNlgY& return;
kOydh(yE }
Tdi^P}i_ /////////////////////////////////////////////////////////////////////////////
=~;~hZj function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
8US#SI'x 下:
Lwl1ta- /***********************************************************************
-EiTP:A Module:function.c
Rl ]x: Date:2001/4/28
IJ Jp5[w Author:ey4s
^+>*Y=fl Http://www.ey4s.org cB uuq ***********************************************************************/
r!Eh}0bL #include
w ,j*I7V ////////////////////////////////////////////////////////////////////////////
NxHUOPAJc BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
\bARp z?a {
jrQ0-D%M d TOKEN_PRIVILEGES tp;
FOk&z!xYKd LUID luid;
Z}S[fN8 >PA*L(Dh% if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
3F;C{P! {
0+CcNY9 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
7"(Zpu return FALSE;
`>sOOA }
Py; 5z tp.PrivilegeCount = 1;
6}6Q:V| tp.Privileges[0].Luid = luid;
*)E${\1' < if (bEnablePrivilege)
d"FB+$ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
'ZF6 Z9 else
LzU'6ah';5 tp.Privileges[0].Attributes = 0;
E
f\|3D_ // Enable the privilege or disable all privileges.
^2kjO/ AdjustTokenPrivileges(
c e;7 hToken,
T~E;@weR FALSE,
z x-[@G &tp,
( cs sizeof(TOKEN_PRIVILEGES),
>?@5>wF (PTOKEN_PRIVILEGES) NULL,
P*&[9)d6 (PDWORD) NULL);
'FXM7D // Call GetLastError to determine whether the function succeeded.
aGbG@c8PRi if (GetLastError() != ERROR_SUCCESS)
5SY%B#;5G {
n[jXqFm!` printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
"u6pl);G return FALSE;
e4z~ }
D>5)',D8xi return TRUE;
$'V^_|EL7 }
_pTcSp3 ////////////////////////////////////////////////////////////////////////////
ps<Ef BOOL KillPS(DWORD id)
.)tv'V/ {
Al^tM0T^ HANDLE hProcess=NULL,hProcessToken=NULL;
hju^x8
,=m BOOL IsKilled=FALSE,bRet=FALSE;
Fe!MA __try
lAN&d;NU6Z {
> Z+*tq 9Vt
^q%DC if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Xe_ <]| {
0Q{lyu printf("\nOpen Current Process Token failed:%d",GetLastError());
}h^
fX __leave;
1K9.3n }
/GgID!8 //printf("\nOpen Current Process Token ok!");
<O+GXJ2 if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
Jt[ug26 {
|?88EG@05 __leave;
4;YP\{u }
QGpj$ _b
printf("\nSetPrivilege ok!");
sOLh'x f. 2_wpj;E if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
)Eozo4~ {
+Csb8 printf("\nOpen Process %d failed:%d",id,GetLastError());
JQKXbsXS __leave;
F7<mm7BGZ }
}eLApFHEDg //printf("\nOpen Process %d ok!",id);
RW&o3_Ua if(!TerminateProcess(hProcess,1))
<SNr\/aCRi {
\Eh5g/,[ printf("\nTerminateProcess failed:%d",GetLastError());
Zv
%>m __leave;
LaJvPOQ }
J&aN6 l? IsKilled=TRUE;
J2Dn }
@(#vg\UH __finally
Pl B3"{}0Q {
*O$|,EsY if(hProcessToken!=NULL) CloseHandle(hProcessToken);
-- %XkO if(hProcess!=NULL) CloseHandle(hProcess);
XCI }
Nw. )O return(IsKilled);
]0R*F30] }
$[X][[ //////////////////////////////////////////////////////////////////////////////////////////////
I7U/={[J OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
3P0z$jh"H /*********************************************************************************************
E 3'I; ModulesKill.c
Pn9". Create:2001/4/28
Vo"G@W)lZ Modify:2001/6/23
r-T1^u Author:ey4s
`<tRfl}qs Http://www.ey4s.org kqeEm{I PsKill ==>Local and Remote process killer for windows 2k
c^w^'< **************************************************************************/
4pL'c@' #include "ps.h"
vl/!w2 #define EXE "killsrv.exe"
}[eUAGhDU #define ServiceName "PSKILL"
Zz} o t &n1Vv_Lb #pragma comment(lib,"mpr.lib")
Kl. *Q //////////////////////////////////////////////////////////////////////////
8U@f/P //定义全局变量
t`6]eRR SERVICE_STATUS ssStatus;
RFbf2s\t SC_HANDLE hSCManager=NULL,hSCService=NULL;
;}Jv4Z BOOL bKilled=FALSE;
~m fG
Yk" char szTarget[52]=;
x;W!sO@$ //////////////////////////////////////////////////////////////////////////
qXtC7uNj$ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
_`SDG5 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
!mK()# 6 BOOL WaitServiceStop();//等待服务停止函数
XgxO:"B BOOL RemoveService();//删除服务函数
W<q<}RSn /////////////////////////////////////////////////////////////////////////
uRy}HLZ" int main(DWORD dwArgc,LPTSTR *lpszArgv)
G+=Gc(J {
yq.@-]ytZ BOOL bRet=FALSE,bFile=FALSE;
K["rr/ char tmp[52]=,RemoteFilePath[128]=,
4(htdn6 \ szUser[52]=,szPass[52]=;
T}!9T!(HdF HANDLE hFile=NULL;
qq!ZYWy2 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
wp~}1]g l=xG<)Okb //杀本地进程
c7+6[y DVE if(dwArgc==2)
7NJl+*u {
ll5;09 if(KillPS(atoi(lpszArgv[1])))
P 'h39XoZ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
JcRxNH
)<" else
!y@\w printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
<Ch9"1f3, lpszArgv[1],GetLastError());
l'l&Zqd return 0;
YAXd }
+\+j/sa //用户输入错误
NzZ(Nz5 else if(dwArgc!=5)
CY?J$sN {
EC\@$Fg printf("\nPSKILL ==>Local and Remote Process Killer"
D<v<
: "\nPower by ey4s"
;^:8F "\nhttp://www.ey4s.org 2001/6/23"
k:n{AoUc
"\n\nUsage:%s <==Killed Local Process"
PZ/tkw "\n %s <==Killed Remote Process\n",
~xG/ yPl lpszArgv[0],lpszArgv[0]);
JX'}+.\ return 1;
i3XtrP"" }
| K|AUI //杀远程机器进程
e_!h>=$%8 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
Jm ,:6T strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
lfBCzxifC strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
`0ZH=*P 4j;IyQDvM //将在目标机器上创建的exe文件的路径
f/L8usBXq sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
DvhFCA}z __try
1[OY -G {
"#Z e3Uy\ //与目标建立IPC连接
:[l}Bb, if(!ConnIPC(szTarget,szUser,szPass))
G!`%.tH {
zji9\ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
'sAkrl8kt return 1;
ty!DMg# }
`/1rZ# printf("\nConnect to %s success!",szTarget);
Q:)4 //在目标机器上创建exe文件
QH><!
sa VP< zOk7 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
H.?`90IQ E,
4r;le5@ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
pKXSJ"Xo if(hFile==INVALID_HANDLE_VALUE)
hcU^!mp {
HpbwW=;V printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
TS#1+f]9J< __leave;
=_&,^h@'3e }
idBdaZg //写文件内容
n jd2 while(dwSize>dwIndex)
1f3g5y'z5 {
R)d_0Ng R:P), if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
4qDa:D"5 {
3K(/= printf("\nWrite file %s
\aSc2Ml]3n failed:%d",RemoteFilePath,GetLastError());
6!)hl" __leave;
bZSt<cH3 }
=?L16mu1& dwIndex+=dwWrite;
=WN8><K! }
$o9^b
Z //关闭文件句柄
oTk\r$4eb CloseHandle(hFile);
f`vWCb bFile=TRUE;
n<EIu //安装服务
KdiJ'K. if(InstallService(dwArgc,lpszArgv))
E5gt_,j> {
NjS<DzKhK //等待服务结束
{<IHiB35q if(WaitServiceStop())
pV<K=;:x> {
?`vGpi~ //printf("\nService was stoped!");
860y9wzU }
=Q;dYx%I5 else
3I'7+?@@l {
:V"e+I //printf("\nService can't be stoped.Try to delete it.");
xz: }
"@ZwDg` Sleep(500);
TH>uL;?= //删除服务
ci%$So2# RemoveService();
WjVm{ 7?{ }
Q_/UC#I8 }
`$4wm0G| __finally
uj}%S_9 {
Hv"qRuQ?[ //删除留下的文件
z+fy&NPl if(bFile) DeleteFile(RemoteFilePath);
b7'A5]X //如果文件句柄没有关闭,关闭之~
cooicKS7 if(hFile!=NULL) CloseHandle(hFile);
='I2&I,) //Close Service handle
{'P?wv if(hSCService!=NULL) CloseServiceHandle(hSCService);
=sAOWI,8! //Close the Service Control Manager handle
7F]oK0l_ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
Gf7r!Ur;g //断开ipc连接
3-y2i/4}$ wsprintf(tmp,"\\%s\ipc$",szTarget);
0<-A2O), WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
|p/[sD+M if(bKilled)
$XyDw|z[ printf("\nProcess %s on %s have been
%7[d5[U~ZA killed!\n",lpszArgv[4],lpszArgv[1]);
{o'(_.{ else
]q#"8= printf("\nProcess %s on %s can't be
CC6]AM(i killed!\n",lpszArgv[4],lpszArgv[1]);
3kr.'O }
"V:RKH` return 0;
/.mx\_$ }
abe5 As r //////////////////////////////////////////////////////////////////////////
ME*zMLoF+ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
Ng&K5