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。
w CB*v<* OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
$VvgzjrH <1>与远程系统建立IPC连接
&]#L'D!" <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
nYjrEy)Q <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
e))L&s <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
3@Mh* \;\b <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
X!ruQem / <6>服务启动后,killsrv.exe运行,杀掉进程
jRg
gj`o <7>清场
<[cpaZT, 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
=+Fb\HvX{ /***********************************************************************
@m9pb+=v Module:Killsrv.c
q\?s<l63 Date:2001/4/27
> 0MP[ Author:ey4s
Z|uvrFa Http://www.ey4s.org 3T F_$bd{ ***********************************************************************/
{uaDpRt #include
M}x%'=Pox #include
>bh+!5Y0 #include "function.c"
_TOWqV^ #define ServiceName "PSKILL"
SQ_?4 s:: wW@e#: SERVICE_STATUS_HANDLE ssh;
*x|%Nua" SERVICE_STATUS ss;
9kH~=`: ? /////////////////////////////////////////////////////////////////////////
lx%c&~.DiB void ServiceStopped(void)
-[L\:'Gp5 {
q()o|V ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
N| DI
k ss.dwCurrentState=SERVICE_STOPPED;
~R
w1 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
FBNLszT{L ss.dwWin32ExitCode=NO_ERROR;
#ODP+>-IjB ss.dwCheckPoint=0;
AygdAg'\ ss.dwWaitHint=0;
$72eHdy/yl SetServiceStatus(ssh,&ss);
bE
!SW2:M return;
#:gd9os : }
xz8e1M /////////////////////////////////////////////////////////////////////////
@(sz " void ServicePaused(void)
1'E=R0`pA {
cmG27\c RO ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
[<RhaZz ss.dwCurrentState=SERVICE_PAUSED;
x|~8?i$% ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
/grTOf& ss.dwWin32ExitCode=NO_ERROR;
f,TW|Y'{g ss.dwCheckPoint=0;
MeEa| . ss.dwWaitHint=0;
T UcFx_ SetServiceStatus(ssh,&ss);
"/Qz?1>l+ return;
M%S7cIX
]F }
6VGY4j}:( void ServiceRunning(void)
:2?g_ {
#KJ# 1 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
'v6@5t19j ss.dwCurrentState=SERVICE_RUNNING;
UA6id|G ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
o8g7wM]M ss.dwWin32ExitCode=NO_ERROR;
lvke!~# ss.dwCheckPoint=0;
q`c!!Lg ss.dwWaitHint=0;
Z6Fu~D2Uy SetServiceStatus(ssh,&ss);
OX7=g$S 1 return;
yW|J`\`^T }
eJ?oz^ /////////////////////////////////////////////////////////////////////////
lKf58
mB void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
I`V<Sh^Qd {
ccag8LC switch(Opcode)
]].~/kC^3k {
t`Z'TqP R case SERVICE_CONTROL_STOP://停止Service
%GhI0F # ServiceStopped();
1Toiqb/ break;
P8z%*/
3NF case SERVICE_CONTROL_INTERROGATE:
MbRTOH SetServiceStatus(ssh,&ss);
8_('[89m break;
u9hd%}9Qd? }
Ou_H&R return;
q5(t2nNb }
M&V'*.xz //////////////////////////////////////////////////////////////////////////////
xS,24{-HJ //杀进程成功设置服务状态为SERVICE_STOPPED
QRQZ{m //失败设置服务状态为SERVICE_PAUSED
9eMle?pF //
GmH DG- void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
[Yt{h9 {
hC\
l
\y ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
(s3k2Z if(!ssh)
E!9WZY {
V"YeF:I ServicePaused();
A(FnU: return;
FCEy1^u }
%~!4DXrMk ServiceRunning();
^K?-+ Sleep(100);
d?fS#Ryb //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
iW` tr //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
Lnh=y2 if(KillPS(atoi(lpszArgv[5])))
>C|pY6 ServiceStopped();
2RkW/)A9 else
+fKOX#% ServicePaused();
>yC=@Uq+ return;
U,=f}; }
X4V>qHV72 /////////////////////////////////////////////////////////////////////////////
5#DMizv6 void main(DWORD dwArgc,LPTSTR *lpszArgv)
bJ^h{] {
r2=@1=?8 SERVICE_TABLE_ENTRY ste[2];
) E^S+ps ste[0].lpServiceName=ServiceName;
V`I4"}M1 ste[0].lpServiceProc=ServiceMain;
7}kJp%- ste[1].lpServiceName=NULL;
! ?g+'OM ste[1].lpServiceProc=NULL;
ix!xLm9\ StartServiceCtrlDispatcher(ste);
m/=nz. return;
A=N$5ZJ }
pa>C}jk}6 /////////////////////////////////////////////////////////////////////////////
53i]Q;k [ function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
h:aa^a~yi 下:
[neuwdN /***********************************************************************
E5ce=$o Module:function.c
QLd*f[n Date:2001/4/28
m!<HZvq?vf Author:ey4s
UGcmzwE Http://www.ey4s.org :?Ns>#6t ***********************************************************************/
)2[)11J9t #include
mLhM_= ////////////////////////////////////////////////////////////////////////////
47q>
q BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
Q~N,QMr)k& {
981-[ga`Y TOKEN_PRIVILEGES tp;
-<#)
]um LUID luid;
Nfa&r 5XKTb if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
S{=5nR9 j {
/WN YS printf("\nLookupPrivilegeValue error:%d", GetLastError() );
G2`z?);1b return FALSE;
~5KcbGD~ }
b80#75Bj> tp.PrivilegeCount = 1;
Y(PCc}/\ tp.Privileges[0].Luid = luid;
k\f
_\pj6 if (bEnablePrivilege)
J,Sa7jv[ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
)WqolB else
=CLPz8 tp.Privileges[0].Attributes = 0;
"hk#pQ // Enable the privilege or disable all privileges.
l2
.S^S AdjustTokenPrivileges(
`2.c=,S{ hToken,
1VJ${\H] FALSE,
5u!\c(TJ+ &tp,
c*IrZm sizeof(TOKEN_PRIVILEGES),
f$lb.fy5 (PTOKEN_PRIVILEGES) NULL,
0S{23L4C (PDWORD) NULL);
?NMk|+ // Call GetLastError to determine whether the function succeeded.
0m_yW$w if (GetLastError() != ERROR_SUCCESS)
YG\#N+D {
QEyL/#Q printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
2"ax*MQH<^ return FALSE;
:33@y%>L }
@Xo*TJB return TRUE;
$k~TVm
Yex }
CFbNv9GZj ////////////////////////////////////////////////////////////////////////////
'_c/CNs BOOL KillPS(DWORD id)
'z$N{p40m {
]oGd,v X HANDLE hProcess=NULL,hProcessToken=NULL;
<`nShP>vl BOOL IsKilled=FALSE,bRet=FALSE;
:j&enP5R(q __try
"Rj
PTRe: {
s=8H<'l v)
n- if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
f.6>6%l {
dNe!X0[ printf("\nOpen Current Process Token failed:%d",GetLastError());
]C \+b< __leave;
)?rq8VO }
B>2R-pa4~ //printf("\nOpen Current Process Token ok!");
Q"&Mr+ if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
V*?cMJ_G {
F^%w%E\ __leave;
.QvD603%5 }
m+c-"arIpA printf("\nSetPrivilege ok!");
$)M3fZ$# )iN;1> if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
YmV/[{ {
Hx.|5n,5 printf("\nOpen Process %d failed:%d",id,GetLastError());
Q|_F
P: __leave;
~]KdsT(=_ }
k|;a"56F //printf("\nOpen Process %d ok!",id);
JxVGzb`8 if(!TerminateProcess(hProcess,1))
~`
tuPk~l {
0Ui.nz j printf("\nTerminateProcess failed:%d",GetLastError());
$TUYxf0q __leave;
u&zY>'}zm }
5 ^{~xOM5 IsKilled=TRUE;
*Soi }
Tz,-~ mc __finally
`O\>vn {
{ZeY:\G~ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
Fd9[Pe@?` if(hProcess!=NULL) CloseHandle(hProcess);
Ud/>oaW?s }
m\>gOTpA4 return(IsKilled);
07 LyB\l~ }
~5HkDtI) //////////////////////////////////////////////////////////////////////////////////////////////
o5Oig OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
/2K"Mpf8 /*********************************************************************************************
K6v~!iiK$ ModulesKill.c
I\)`,w Create:2001/4/28
KXt8IMP_"y Modify:2001/6/23
%vmd2}dA Author:ey4s
Myc-lCE Http://www.ey4s.org P+CV4;Xz PsKill ==>Local and Remote process killer for windows 2k
rNN>tpZ} **************************************************************************/
8Ths"zwn #include "ps.h"
Y'/6T]a #define EXE "killsrv.exe"
\[G'cE #define ServiceName "PSKILL"
I!/32* s1t YmljHQP #pragma comment(lib,"mpr.lib")
mb*Yw6q //////////////////////////////////////////////////////////////////////////
s#$t!F??9 //定义全局变量
{it.F4. SERVICE_STATUS ssStatus;
+g1>h,K 3 SC_HANDLE hSCManager=NULL,hSCService=NULL;
H!;N0",]N BOOL bKilled=FALSE;
IyO0~Vx> char szTarget[52]=;
* F!B4go //////////////////////////////////////////////////////////////////////////
6P{bUom? BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
<'\Nv._2a BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
u&~Xgq5[ BOOL WaitServiceStop();//等待服务停止函数
5_9`v@-4_ BOOL RemoveService();//删除服务函数
r5j$FwY /////////////////////////////////////////////////////////////////////////
G$C2?|V)= int main(DWORD dwArgc,LPTSTR *lpszArgv)
?b_E\8'q] {
xw*e`9vAe BOOL bRet=FALSE,bFile=FALSE;
<F3{-f'Rx char tmp[52]=,RemoteFilePath[128]=,
%H\b5&
_y szUser[52]=,szPass[52]=;
R0?bcP& HANDLE hFile=NULL;
t'_EcYNS DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
2}^=NUM\NX t24`*' //杀本地进程
Qa2h#0j if(dwArgc==2)
!oz{XWE {
UBd+,]"f if(KillPS(atoi(lpszArgv[1])))
P& 1$SWNyW printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
w:zo
\ else
Cmx<>7fN printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
nlv,j& lpszArgv[1],GetLastError());
u|<?mA! return 0;
R>c>wYt'f }
^;
KCE //用户输入错误
4X=VNORlU0 else if(dwArgc!=5)
"%T~d[M {
#Y= A#Yz,{ printf("\nPSKILL ==>Local and Remote Process Killer"
S.MRL, "\nPower by ey4s"
>nkVZ;tL "\nhttp://www.ey4s.org 2001/6/23"
FG${w.e< "\n\nUsage:%s <==Killed Local Process"
qGX@mo({ "\n %s <==Killed Remote Process\n",
h3F559bw/< lpszArgv[0],lpszArgv[0]);
O>)eir7
return 1;
5AT^puL]] }
uzp\V
39 //杀远程机器进程
L@Rgiq|v-| strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
A f`Kg-c_( strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
}+jB5z'w strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
e=LrgRy+ ^fF#Ej1 //将在目标机器上创建的exe文件的路径
JpXv+V sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
M7BpOmK' __try
P#TPI*qw {
hNc8uV{r= //与目标建立IPC连接
CVO_F=; if(!ConnIPC(szTarget,szUser,szPass))
0Y oKSo {
v7(7WfqP printf("\nConnect to %s failed:%d",szTarget,GetLastError());
;Tbo \Wp9 return 1;
]]p\1G }
*k(FbZ printf("\nConnect to %s success!",szTarget);
S$b)X"h //在目标机器上创建exe文件
'bbw0aB4 bg~CV&]M hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
hP:>!KJ E,
u-~ec{oBu NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
DVd8Ix <
if(hFile==INVALID_HANDLE_VALUE)
";.j[p:gi {
6vNW)1{nn printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
(H:c80/V __leave;
}hy4EJ }
AYf}=t| //写文件内容
|6So$;` while(dwSize>dwIndex)
|>}CoR7 {
|0ZJ[[2 M[I=N if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
7"|Qmyb {
]O;*Y{:Y printf("\nWrite file %s
&wi+)d failed:%d",RemoteFilePath,GetLastError());
j+3\I> __leave;
r QzdHA }
!v2/sq$G dwIndex+=dwWrite;
}/J"/ T }
RrxbsG1HP //关闭文件句柄
jA"}\^%3 CloseHandle(hFile);
qz-
tXc, bFile=TRUE;
MXW1: //安装服务
h`U-{VIrqi if(InstallService(dwArgc,lpszArgv))
7bYwh8 {
R\cx-h* //等待服务结束
nHRsr x if(WaitServiceStop())
{5VJprTbv {
i>S@C@~ //printf("\nService was stoped!");
*Y85evq }
W(s5mX,Kv else
1*A^v {
@Yt394gA%\ //printf("\nService can't be stoped.Try to delete it.");
I{w(`[Nxw* }
C6c*y\O\7 Sleep(500);
r?)1)?JnHe //删除服务
r!b>! RemoveService();
"PMJh 3q }
/- Gq`9Z }
]$#bNt/p __finally
2lfEJw($ {
M*k,M=sX //删除留下的文件
`Ku:%~$/ if(bFile) DeleteFile(RemoteFilePath);
NtGJpT4YX //如果文件句柄没有关闭,关闭之~
KxErWP% if(hFile!=NULL) CloseHandle(hFile);
_'!qOt7D //Close Service handle
KsGW@Ho: if(hSCService!=NULL) CloseServiceHandle(hSCService);
OM.-apzC //Close the Service Control Manager handle
j![1 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
~5Fx[q //断开ipc连接
%KF I~Qk wsprintf(tmp,"\\%s\ipc$",szTarget);
'g<"@SS+ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
<IIz-6*V if(bKilled)
}bihlyB&Q printf("\nProcess %s on %s have been
%V;*E] killed!\n",lpszArgv[4],lpszArgv[1]);
'WHI.*= else
8nZ_. printf("\nProcess %s on %s can't be
nt"\FZ*;3 killed!\n",lpszArgv[4],lpszArgv[1]);
Fr50hrtkU }
S?Cd,WxT return 0;
m>Z3p7!N} }
/w?zO,! //////////////////////////////////////////////////////////////////////////
KHP/Y{mH BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
`Cd! {
)
YB'W_ NETRESOURCE nr;
j#3IF *" char RN[50]="\\";
q-^{2.ftcx fhn$~8[_A strcat(RN,RemoteName);
6 _V1s1F strcat(RN,"\ipc$");
}#tbK 2[ dB~A4pZa nr.dwType=RESOURCETYPE_ANY;
H|e7IsY% nr.lpLocalName=NULL;
{|$kI`h,3- nr.lpRemoteName=RN;
j0"4X nr.lpProvider=NULL;
3 }sy{Mx%9 m2~`EL> if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
LRw-I.z return TRUE;
kXdXyq else
,f%4xXI return FALSE;
KCpq<A% }
A;X3z-[[ /////////////////////////////////////////////////////////////////////////
I]+OYWp BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
Zk~Pq%u {
6W:]'L4! BOOL bRet=FALSE;
% dtn*NU __try
qOmL\'8 {
h:7\S\|8 //Open Service Control Manager on Local or Remote machine
63'%+ hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
cjtcEW if(hSCManager==NULL)
1Z?uT[kR {
]2ab~
gr printf("\nOpen Service Control Manage failed:%d",GetLastError());
!r6Yq,3 __leave;
[ Y{ }
hVyeHbx //printf("\nOpen Service Control Manage ok!");
``]NB=N}{1 //Create Service
hKhad8 hSCService=CreateService(hSCManager,// handle to SCM database
ajG_t ServiceName,// name of service to start
;dfIzi ServiceName,// display name
\PZ;y=]p} SERVICE_ALL_ACCESS,// type of access to service
]N\D^`iQ SERVICE_WIN32_OWN_PROCESS,// type of service
K}N~KDW R| SERVICE_AUTO_START,// when to start service
G,+3(C SERVICE_ERROR_IGNORE,// severity of service
Bx)!I]gi_ failure
;y7+ Q EXE,// name of binary file
NZG
^B/ NULL,// name of load ordering group
|F\fdB}?S: NULL,// tag identifier
U:@tdH+A7 NULL,// array of dependency names
jT]R"U/Q NULL,// account name
?N9Z;_&^. NULL);// account password
B^]Gv7- //create service failed
'xG{q+jj' if(hSCService==NULL)
%S`Wu|y {
6*EIhIQ( //如果服务已经存在,那么则打开
w`<