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。
4e5Ka{# < OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
k r/[|.bq <1>与远程系统建立IPC连接
`rM-b'D <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
EGa}ml/G <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
SWmdU] <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
`@:^(sMo <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
4+uAd" <6>服务启动后,killsrv.exe运行,杀掉进程
Yt{Y)=_t <7>清场
5ax/jd~} 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
v8WoV* /***********************************************************************
f"PApV9[ Module:Killsrv.c
pQqZ4L6v Date:2001/4/27
'8W }|aF Author:ey4s
_-h3>.;h9 Http://www.ey4s.org _Fer-nQ2R ***********************************************************************/
au#IA #include
M9i u#6P #include
hio{: ( #include "function.c"
6x.#K9@q4 #define ServiceName "PSKILL"
<CH7jbK L1 J"_.=P SERVICE_STATUS_HANDLE ssh;
LUCpZ3F1 SERVICE_STATUS ss;
/
AW]12_ /////////////////////////////////////////////////////////////////////////
. Bv;Zv void ServiceStopped(void)
jgC/ {
|w:\fK[ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
ho0T$hB ss.dwCurrentState=SERVICE_STOPPED;
)v'DQAL ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
>uI|S ss.dwWin32ExitCode=NO_ERROR;
Kj}}O2 ss.dwCheckPoint=0;
38f9jF%7j ss.dwWaitHint=0;
dM$]OAT SetServiceStatus(ssh,&ss);
_E?(cWC return;
"V^(i%E; }
gjwp' GN /////////////////////////////////////////////////////////////////////////
.m4K ]^m void ServicePaused(void)
dvUJk<;w {
jd$lu^>I ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
x0 j$]$ ss.dwCurrentState=SERVICE_PAUSED;
g#H#i~E^ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
p;C`n)7P7 ss.dwWin32ExitCode=NO_ERROR;
0z%]HlPg ss.dwCheckPoint=0;
{o;J'yjre1 ss.dwWaitHint=0;
|KkVt]ZQe9 SetServiceStatus(ssh,&ss);
4sG^bZ, return;
Dzp9BRS
2f }
9((v. void ServiceRunning(void)
Hm*n,8_ {
]ErAa"? ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
:vm*miOF ss.dwCurrentState=SERVICE_RUNNING;
*O+N4tq ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
:r!nz\%WW ss.dwWin32ExitCode=NO_ERROR;
xr o ss.dwCheckPoint=0;
K0b(D8! ss.dwWaitHint=0;
fv}h;?C SetServiceStatus(ssh,&ss);
&%FpNU9 return;
0OlB; }
IV!&jL /////////////////////////////////////////////////////////////////////////
Pxl7zz&pl= void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
&a7KdGP8V {
r`mfLA]d switch(Opcode)
x!
Z|^q
{
y%z$_V] case SERVICE_CONTROL_STOP://停止Service
I=.98v% ServiceStopped();
yfi.<G)S break;
)=2iGEVW case SERVICE_CONTROL_INTERROGATE:
cn Q(
G$kh SetServiceStatus(ssh,&ss);
e)GFJ3sW_ break;
nIdvff }
<w8*Ly:L return;
6 Rg{^E Rf }
8/]5h% //////////////////////////////////////////////////////////////////////////////
A LKU //杀进程成功设置服务状态为SERVICE_STOPPED
mKn:EqA //失败设置服务状态为SERVICE_PAUSED
poQY X5 //
}oloMtp$ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
m+,a=sR {
ix6j=5{ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
<Ms,0YKx if(!ssh)
3~"G27, {
cgml^k\k^ ServicePaused();
=Cu! return;
"Bn!<h}mg }
#6@7XC ServiceRunning();
>e'6RZRLA Sleep(100);
l2._Z
Py //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
mD=x3d //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
1VH7z if(KillPS(atoi(lpszArgv[5])))
O cd
^{u ServiceStopped();
1Hk`i%
else
uq{w1O5 ServicePaused();
O~trv,?) return;
U z[#t1* }
?%#3p[ /////////////////////////////////////////////////////////////////////////////
6[w_/X" void main(DWORD dwArgc,LPTSTR *lpszArgv)
D O#4E<]5 {
<4D.P2ct SERVICE_TABLE_ENTRY ste[2];
%^kBcId ste[0].lpServiceName=ServiceName;
6f{Kj) ste[0].lpServiceProc=ServiceMain;
):kDWc ste[1].lpServiceName=NULL;
l/#;GYB] ste[1].lpServiceProc=NULL;
48W$, StartServiceCtrlDispatcher(ste);
4ZSc'9e9 return;
~~;J[Fp }
IP9mv`[ /////////////////////////////////////////////////////////////////////////////
hvwKhQ}wX function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
(TgLCT[@T 下:
`[X5mEe /***********************************************************************
:$L^l{gT Module:function.c
+?DP r Date:2001/4/28
1T!(M"'Ij Author:ey4s
tp7cc;0 Http://www.ey4s.org vYcea ***********************************************************************/
nj]l'~Y0 #include
bM+}j+0 ////////////////////////////////////////////////////////////////////////////
sZxf. BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
V*Ta[)E {
Xy5#wDRC TOKEN_PRIVILEGES tp;
6Q"fRXM LUID luid;
k><k|P[| e5W 8YNA if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
W+k SL{0 {
3"!h+dXw printf("\nLookupPrivilegeValue error:%d", GetLastError() );
o'+p,_y9Y@ return FALSE;
I($0&Y\De }
*6IytWOX5 tp.PrivilegeCount = 1;
Wl\.*^`k tp.Privileges[0].Luid = luid;
bbddbRj; if (bEnablePrivilege)
$pr\"!|z tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
leR-oeSO else
~
HN tp.Privileges[0].Attributes = 0;
1wAD_PI|BH // Enable the privilege or disable all privileges.
bvzNur_ AdjustTokenPrivileges(
mmRxs1 0$ hToken,
;&RBg+Pr FALSE,
%{Ib &tp,
"MM)AY*b sizeof(TOKEN_PRIVILEGES),
<A@}C+ (PTOKEN_PRIVILEGES) NULL,
e98f+,E/ (PDWORD) NULL);
|zd+
\o // Call GetLastError to determine whether the function succeeded.
AWo\u!j if (GetLastError() != ERROR_SUCCESS)
R2,Z`I {
wIeF(}VM printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
a=@]Ov/ return FALSE;
C%&A9(jG }
wGy`0c]v? return TRUE;
w5Lev}Rb }
uW;[FTcqy$ ////////////////////////////////////////////////////////////////////////////
OYW:I1K<5 BOOL KillPS(DWORD id)
&UrPb%=2H {
%La<] HANDLE hProcess=NULL,hProcessToken=NULL;
:O)\+s- BOOL IsKilled=FALSE,bRet=FALSE;
q#D-}R_RN __try
BRSIg] {
^1`Mz< %j $r" if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
]WFr5 {
Z #uxa printf("\nOpen Current Process Token failed:%d",GetLastError());
~xPU#m< __leave;
HV2 1=W }
BLaF++Fop //printf("\nOpen Current Process Token ok!");
8=TM _ if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
ERTjY%A {
}B1f_T __leave;
yrvV<} }
AcHr X=O printf("\nSetPrivilege ok!");
+6~ut^YiM. =Vie0TV&h if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
7up~8e$ _ {
T:/mk`> printf("\nOpen Process %d failed:%d",id,GetLastError());
H^sImIEUT __leave;
BcXPgM!Xqz }
pgUp1goAU //printf("\nOpen Process %d ok!",id);
8f`r!/j if(!TerminateProcess(hProcess,1))
Y'
FB
{ {
80_}}op?8 printf("\nTerminateProcess failed:%d",GetLastError());
E5iNuJj=f __leave;
1L;3e@G }
.o#A(3&n IsKilled=TRUE;
nQ +$ }
ZX0#I W __finally
0q6xXNAX {
SL[ EOz# if(hProcessToken!=NULL) CloseHandle(hProcessToken);
n?(sn if(hProcess!=NULL) CloseHandle(hProcess);
zQ~N(Jj?h }
~~r7TPq return(IsKilled);
p!/!ZIo }
@b&_xT //////////////////////////////////////////////////////////////////////////////////////////////
um,G^R 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:
]621Z1 /*********************************************************************************************
4$oDq ModulesKill.c
dD351!- Create:2001/4/28
0<FT=tKm Modify:2001/6/23
EQ [K Author:ey4s
j82x$I* Http://www.ey4s.org `a6AES'w$ PsKill ==>Local and Remote process killer for windows 2k
R :*1Y\o( **************************************************************************/
g|Tkl #include "ps.h"
*/'j[uj
#define EXE "killsrv.exe"
`c)[aP{vN #define ServiceName "PSKILL"
9y}/ G J7pF*2 #pragma comment(lib,"mpr.lib")
]xxE_B7 //////////////////////////////////////////////////////////////////////////
FJD;LpW //定义全局变量
'ws@I?!r SERVICE_STATUS ssStatus;
{F=`IE3)w SC_HANDLE hSCManager=NULL,hSCService=NULL;
]bP1gV(b- BOOL bKilled=FALSE;
kD46Le++B char szTarget[52]=;
719lfI&s //////////////////////////////////////////////////////////////////////////
Ua.%?V BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
{ui{Y c BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
bn:74,GeyK BOOL WaitServiceStop();//等待服务停止函数
k
1lK`p BOOL RemoveService();//删除服务函数
J?Bj=b /////////////////////////////////////////////////////////////////////////
1lYQR`Uh int main(DWORD dwArgc,LPTSTR *lpszArgv)
NOSLb]; {
Hb3..o: BOOL bRet=FALSE,bFile=FALSE;
ku)/
8Z`$ char tmp[52]=,RemoteFilePath[128]=,
kO/YO)g szUser[52]=,szPass[52]=;
bfq%.<W HANDLE hFile=NULL;
cO8yu`4!e DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
B7.<A#y2 7Hg;SK6t0 //杀本地进程
:#OaE, if(dwArgc==2)
9K>~9Za {
zeshM8= if(KillPS(atoi(lpszArgv[1])))
5cj&D74o printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
O/.8;.d;4Y else
0nPg`@e . printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
G%fXHAs .+ lpszArgv[1],GetLastError());
.npD<* return 0;
>r>pM(h }
P>EG;u@. //用户输入错误
1RauI0d* else if(dwArgc!=5)
p
~pl| {
"^)$MAZ printf("\nPSKILL ==>Local and Remote Process Killer"
/Yj; '\3 "\nPower by ey4s"
pS "A{k)i "\nhttp://www.ey4s.org 2001/6/23"
*SYuq) "\n\nUsage:%s <==Killed Local Process"
Ip0`R+8 "\n %s <==Killed Remote Process\n",
"
1h~P, lpszArgv[0],lpszArgv[0]);
5Mp$u756 return 1;
0HI0/Tvu$< }
W[LQ$uj //杀远程机器进程
p^C$(}Yh strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
!jR 1!i strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
p'kB1)~| strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
4}t$Lf_ q}]z8 L //将在目标机器上创建的exe文件的路径
]P2Wa
sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
F8J\#PW __try
[+!~RV_ {
PKZMuEEy, //与目标建立IPC连接
* $|9e if(!ConnIPC(szTarget,szUser,szPass))
jA3xDbM {
v2ab84
C* printf("\nConnect to %s failed:%d",szTarget,GetLastError());
L*6>S_l[ return 1;
lvG+9e3+ }
bSW~hyI w printf("\nConnect to %s success!",szTarget);
"`V:4uz //在目标机器上创建exe文件
zUA
- #[]B:
n6 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
K8uqLSP ' E,
LYuMR,7E NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
_6`H`zept if(hFile==INVALID_HANDLE_VALUE)
qgxGq(6K {
CpU
y~ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
]V,#>' __leave;
ft$
'UJ%j }
m[%P3 //写文件内容
82YZN5S3]3 while(dwSize>dwIndex)
:Vrj[i-{ {
ynn>d @`nU=kY/ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
z>HM$n`YD {
qhmA)AWG> printf("\nWrite file %s
${tBu#$-d failed:%d",RemoteFilePath,GetLastError());
s,j=Kym% __leave;
dW%;Z }
|H%,>r`9S dwIndex+=dwWrite;
VO<P9g$UD }
'/fueku //关闭文件句柄
fS4 Ru CloseHandle(hFile);
d&X
<&)a7 bFile=TRUE;
]x@36Ok)A //安装服务
rW2l+:@c if(InstallService(dwArgc,lpszArgv))
-e.ygiK.`S {
&ZJ$V //等待服务结束
~V/?/J$ if(WaitServiceStop())
h@{CMe {
#VuiY //printf("\nService was stoped!");
RCMO?CBe }
/<\do 1 else
[?n}?0 {
<$8e;:#: //printf("\nService can't be stoped.Try to delete it.");
Zzv,p }
N#^o,/ Sleep(500);
1ifPc5j} //删除服务
w_#5Na}>d RemoveService();
`o%Ua0x2 }
Px`z$~*B: }
> M4QEv __finally
e9eBD {
AE4>pzBe //删除留下的文件
vl5r~F if(bFile) DeleteFile(RemoteFilePath);
]U.YbWe^ //如果文件句柄没有关闭,关闭之~
%)L|7v< if(hFile!=NULL) CloseHandle(hFile);
<< aAYkx< //Close Service handle
\Bn$b2j!% if(hSCService!=NULL) CloseServiceHandle(hSCService);
JjG>$z //Close the Service Control Manager handle
=
$6pL if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
-l$-\(,M`# //断开ipc连接
;CA7\&L> wsprintf(tmp,"\\%s\ipc$",szTarget);
nn/_>%Y WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
gX]'RBTb if(bKilled)
"0 {t~?ol printf("\nProcess %s on %s have been
bAL!l\&2 killed!\n",lpszArgv[4],lpszArgv[1]);
A"T*uv| else
HNV"'p; printf("\nProcess %s on %s can't be
Cc` )P>L killed!\n",lpszArgv[4],lpszArgv[1]);
Q46sPMH+_ }
`f%sq*O ~ return 0;
ETq~,g' }
6E.64+PJw //////////////////////////////////////////////////////////////////////////
XLFo"f
BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
u/4|Akui {
!,N),xG}~ NETRESOURCE nr;
>=ng? char RN[50]="\\";
z*&r@P
-
M-NY&