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。
F5X9)9S OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
Aa_@&e <1>与远程系统建立IPC连接
OCu_v%G0 <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
gbYM1guiD <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
`^#4okg] <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
E{[Y8U1n <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
{J)%6eL? <6>服务启动后,killsrv.exe运行,杀掉进程
Tv1oy%dK <7>清场
s<LnUF1b 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
x"sbm /***********************************************************************
D7nK"]HG;l Module:Killsrv.c
T%oJmp?0 Date:2001/4/27
-ysNo4#e& Author:ey4s
cBqbbZyUk Http://www.ey4s.org d BB?A~ ***********************************************************************/
c/ImK`:)4a #include
cz,CL/rno #include
mxZ+r#|di #include "function.c"
{96MfhkeBv #define ServiceName "PSKILL"
:[+8(~| za !U:&8Le SERVICE_STATUS_HANDLE ssh;
D}
B?~Lls SERVICE_STATUS ss;
~ Rk.x
+ /////////////////////////////////////////////////////////////////////////
|=ph&9 void ServiceStopped(void)
UF^[?M = {
6O,k! y> ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
#w%-IhP ss.dwCurrentState=SERVICE_STOPPED;
V|@bITJ?7 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
x-c5iahp' ss.dwWin32ExitCode=NO_ERROR;
L4B/
g)K ss.dwCheckPoint=0;
Mi#i 3y( ss.dwWaitHint=0;
bvJ@H
Z$ SetServiceStatus(ssh,&ss);
XYR
q"{Id return;
zWU]4;," }
Uhr2"Nuuy /////////////////////////////////////////////////////////////////////////
$)@D(m,ybd void ServicePaused(void)
5.ab/uk;M {
T16gq-h' ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
;_SSR8uHv ss.dwCurrentState=SERVICE_PAUSED;
\"$P :Uv ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
,9d]-CuP; ss.dwWin32ExitCode=NO_ERROR;
C_>XtcU ss.dwCheckPoint=0;
N$e
mS ss.dwWaitHint=0;
mWYrUI SetServiceStatus(ssh,&ss);
]QHp?Ii1 return;
LI@BB:)[ }
4v/MZ:%C` void ServiceRunning(void)
fZ & {
t O.5 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Ph]b6 ss.dwCurrentState=SERVICE_RUNNING;
NA2={RB; ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
vGlVr.) ss.dwWin32ExitCode=NO_ERROR;
(/<Nh7C1c ss.dwCheckPoint=0;
6QA`u* ss.dwWaitHint=0;
^%zhj3# SetServiceStatus(ssh,&ss);
~n@rX=Y)]0 return;
a(6h`GHo }
'WhJ}Uo\ /////////////////////////////////////////////////////////////////////////
$365VTh" void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
al}J^MJ {
:8eI_X switch(Opcode)
?R)dxuj {
x5MS#c!7 case SERVICE_CONTROL_STOP://停止Service
czIAx1R9 ServiceStopped();
e`b#,= break;
{ rLgyrj$ case SERVICE_CONTROL_INTERROGATE:
xE;O =mI SetServiceStatus(ssh,&ss);
hsrf 2Xw[ break;
aOd#f:{y }
Lfi6b%/z return;
.Ja].hP }
~Z/,o) //////////////////////////////////////////////////////////////////////////////
X-nC2[tu'W //杀进程成功设置服务状态为SERVICE_STOPPED
mj$Ucql //失败设置服务状态为SERVICE_PAUSED
oDu6W9 + //
P#!N void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
gZ^Qt.6Z {
h_#=f(.'j ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
u#EcR}=] if(!ssh)
XEA5A.uc {
^D+^~>f ServicePaused();
B%uY/Mwz$ return;
k*)sz }
9\hI:rI ServiceRunning();
w -o#=R_ Sleep(100);
F^bY]\-5 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
{*B0lr` //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
C^LxuUW if(KillPS(atoi(lpszArgv[5])))
wjl )yo$z ServiceStopped();
Q*T'tkp else
$2h%IK>#G ServicePaused();
e^\e;>Dh> return;
]Ac}+? }
l~;>KjZg /////////////////////////////////////////////////////////////////////////////
-MS#YcsV void main(DWORD dwArgc,LPTSTR *lpszArgv)
]87BP%G {
:sg}e SERVICE_TABLE_ENTRY ste[2];
e1-tpD:J ste[0].lpServiceName=ServiceName;
HuTtp|zM> ste[0].lpServiceProc=ServiceMain;
SC~k4&xy ste[1].lpServiceName=NULL;
HQ-++;Q ste[1].lpServiceProc=NULL;
~>(~2083*; StartServiceCtrlDispatcher(ste);
+`GtZnt# return;
,9bnR;f\ }
%\<b{x# G /////////////////////////////////////////////////////////////////////////////
kd^H}k function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
B ktRA 下:
A/<u>cCW /***********************************************************************
]7Vg9&1` Module:function.c
;9OhK71} Date:2001/4/28
edo )W
mn Author:ey4s
x']'ODs Http://www.ey4s.org *KvD$(ny ***********************************************************************/
c$ZVvu #include
=^u;uS[IW ////////////////////////////////////////////////////////////////////////////
J;obh.}u"{ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
dW4jkjap {
wUCxa>h' TOKEN_PRIVILEGES tp;
a,vS{434J LUID luid;
XJe=+_K9 ffmtTJFC5 if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
eo9/ {
~I5hV}ZT printf("\nLookupPrivilegeValue error:%d", GetLastError() );
>E<ib[vK[ return FALSE;
RN(I}]] a }
&kIeW;X tp.PrivilegeCount = 1;
0mSP tp.Privileges[0].Luid = luid;
.fl r if (bEnablePrivilege)
A!bG 2{r tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
p5#x7*xR6 else
x>[]Qk^?q tp.Privileges[0].Attributes = 0;
>l&]Ho // Enable the privilege or disable all privileges.
kh0cJE\_^ AdjustTokenPrivileges(
4uIYX hToken,
EpAgKzVpJ FALSE,
$].htm &tp,
D|9+:Y sizeof(TOKEN_PRIVILEGES),
2DCQ5XewYe (PTOKEN_PRIVILEGES) NULL,
PoF3fy%. (PDWORD) NULL);
<R$ 2x_ // Call GetLastError to determine whether the function succeeded.
h`|04Q if (GetLastError() != ERROR_SUCCESS)
]j*2PSJG {
} jj) printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
EhHxB
fAQ return FALSE;
en< $.aY }
{=[>N>" return TRUE;
e NIzI]~ }
z lr! ////////////////////////////////////////////////////////////////////////////
k3#'g'>yh BOOL KillPS(DWORD id)
0ae8Xm3J@R {
f(5(V
% HANDLE hProcess=NULL,hProcessToken=NULL;
p +i1sY BOOL IsKilled=FALSE,bRet=FALSE;
4qie&:4j __try
ZkbE&7Z {
!y_{mE?V( |Ghk8 WA if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
C[^V\?3ly: {
:k/Xt$` printf("\nOpen Current Process Token failed:%d",GetLastError());
2 kDsIEA __leave;
HK!ecQ^+ }
Z0Z6aZeb //printf("\nOpen Current Process Token ok!");
{]^Ixm-,f if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
?mg@z q8 {
1]7gYNzV" __leave;
QadguV6| }
Ym6d'd<9( printf("\nSetPrivilege ok!");
{.:$F3T q?(]
Y* if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
]1!" q40)] {
sW[-qPK< printf("\nOpen Process %d failed:%d",id,GetLastError());
jfuHZ^ YA __leave;
>7>I1 }
'Z`7/I4& //printf("\nOpen Process %d ok!",id);
! K>iSF< if(!TerminateProcess(hProcess,1))
KMRPleF {
sT\:** printf("\nTerminateProcess failed:%d",GetLastError());
)Z/"P\qo __leave;
OldOc5D }
WkTJ M IsKilled=TRUE;
fM;,9 }
;/K2h_=3z __finally
V"4Z9Qg} {
E8#
>k if(hProcessToken!=NULL) CloseHandle(hProcessToken);
H-kX-7C if(hProcess!=NULL) CloseHandle(hProcess);
$`F9e5}G }
Y2
@8B6 return(IsKilled);
~Bzzu %S }
p>B2bv+L //////////////////////////////////////////////////////////////////////////////////////////////
8 t5kou]h 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:
t7+A!7b{ /*********************************************************************************************
s6bsVAO> ModulesKill.c
bHwEd%f Create:2001/4/28
I^?tF'E Modify:2001/6/23
g":[rXvId Author:ey4s
R+M&\ 5 Http://www.ey4s.org W:d
p(,L PsKill ==>Local and Remote process killer for windows 2k
A'|!O:s
**************************************************************************/
BN_h3|) #include "ps.h"
3 t,_{9 #define EXE "killsrv.exe"
ix3LB!k< #define ServiceName "PSKILL"
REUxXaN>Z )%7P?^> #pragma comment(lib,"mpr.lib")
0xB2 //////////////////////////////////////////////////////////////////////////
4yl{:!la //定义全局变量
i>F=XE SERVICE_STATUS ssStatus;
"7B}hZ^)W SC_HANDLE hSCManager=NULL,hSCService=NULL;
`geHSx_ BOOL bKilled=FALSE;
.hl_zc# char szTarget[52]=;
bNea5u## //////////////////////////////////////////////////////////////////////////
W:]FYC BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
tEhg',2t( BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
,EB}IG] BOOL WaitServiceStop();//等待服务停止函数
z5>I9R^q; BOOL RemoveService();//删除服务函数
7>E.0DP /////////////////////////////////////////////////////////////////////////
K;?D^n. int main(DWORD dwArgc,LPTSTR *lpszArgv)
"`vRHeCKN {
!/zRw-q3B BOOL bRet=FALSE,bFile=FALSE;
*M.xVUPr char tmp[52]=,RemoteFilePath[128]=,
(eN7s_ szUser[52]=,szPass[52]=;
'0+* HANDLE hFile=NULL;
S#/%#k103 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
`3+i.wR }47h0 i //杀本地进程
++0)KSvw if(dwArgc==2)
d ]P~ {
&k}f"TX2 if(KillPS(atoi(lpszArgv[1])))
"s+4!, k printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
AJPvwu}D else
;P@]7vkff printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
m#7(<# lpszArgv[1],GetLastError());
>Fel) a return 0;
</h^%mnd }
$]v}X},, //用户输入错误
^J'_CA else if(dwArgc!=5)
/ ;]5X {
8H!QekQZ]\ printf("\nPSKILL ==>Local and Remote Process Killer"
rpR${%jc "\nPower by ey4s"
`9~
%6N?7# "\nhttp://www.ey4s.org 2001/6/23"
,WT>"9+ "\n\nUsage:%s <==Killed Local Process"
3N7H7(IR "\n %s <==Killed Remote Process\n",
)g0fN+Mb lpszArgv[0],lpszArgv[0]);
Fhoyji4 return 1;
OZ[ YB }
fr@F7s5} //杀远程机器进程
9njwAKF? strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
!gsvF\XDM strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
^kez]> strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
rd%%NnT" )#=J<OpG //将在目标机器上创建的exe文件的路径
]\$/:f-2 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
+#W94s~0V __try
{MUB4-@?F$ {
r~4uIUE{ //与目标建立IPC连接
c`;\sW-_W if(!ConnIPC(szTarget,szUser,szPass))
zzqJeIS {
Uzu6>yT printf("\nConnect to %s failed:%d",szTarget,GetLastError());
d$dy6{/YD return 1;
ahBqYAK9 }
sibYJK Oy printf("\nConnect to %s success!",szTarget);
]-fkmnmWX //在目标机器上创建exe文件
:GHv3hn5 m>>.N? hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
JAPr[O& E,
\;LDE`Q_x NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
L4#pMc if(hFile==INVALID_HANDLE_VALUE)
#&Sr;hAJ {
X#Bb?Pv printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
A4K.,bZ __leave;
{$*N1$(% }
|c_qq Bd //写文件内容
jc}G+|` while(dwSize>dwIndex)
TJ|Jv8j<s {
vF$i"^;tJ; 2-&EkF4p' if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
7s9h:/Lu {
wj|Zn+{"nF printf("\nWrite file %s
,"(L2+Yp failed:%d",RemoteFilePath,GetLastError());
]Bw0Qq F# __leave;
sDY~jP[Oa }
:6^7l/p dwIndex+=dwWrite;
?$ r`T]>`2 }
J=4>zQLW //关闭文件句柄
PNU(;&2< CloseHandle(hFile);
{ _rfhz bFile=TRUE;
$6hPTc<C //安装服务
f8
d
3ZK if(InstallService(dwArgc,lpszArgv))
; *
[:~5Wc {
r~w.J+W //等待服务结束
39pG-otJ if(WaitServiceStop())
*7BfK(9T {
k;WD[SV //printf("\nService was stoped!");
4zug9kFK }
hlTbCl else
RaZ>.5
D {
92+8zX //printf("\nService can't be stoped.Try to delete it.");
c\bL_ }
Ucj?$= Sleep(500);
ZykMri3bi //删除服务
nQ%HtXt; RemoveService();
vW63j't_ }
{h<D/:^v }
}[*' __finally
yU$MB,1 {
D28`?B9( //删除留下的文件
8%@|/ if(bFile) DeleteFile(RemoteFilePath);
OMGggg //如果文件句柄没有关闭,关闭之~
WzMYRKZ if(hFile!=NULL) CloseHandle(hFile);
1v o)]ff //Close Service handle
azcPeAe if(hSCService!=NULL) CloseServiceHandle(hSCService);
<N<Q9}`V //Close the Service Control Manager handle
,S)r%[ru^ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
/@os*c|je //断开ipc连接
+SJ.BmT wsprintf(tmp,"\\%s\ipc$",szTarget);
D$>_W ,*V WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
*[Hrbln if(bKilled)
XQ}Zr/f6 printf("\nProcess %s on %s have been
~z,o):q1} killed!\n",lpszArgv[4],lpszArgv[1]);
nK&]8" else
!e$gp(4
printf("\nProcess %s on %s can't be
B.z$0=b killed!\n",lpszArgv[4],lpszArgv[1]);
k[=qx{Osx% }
>}5?`.K~Q* return 0;
s-i|P }
xad`-vw //////////////////////////////////////////////////////////////////////////
yPyu) BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
NnZW@ln"| {
Bd>~F7VWs NETRESOURCE nr;
V\V
/2u5- char RN[50]="\\";
[oWkd_dK Bqx5N" strcat(RN,RemoteName);
GQ_KYS{ strcat(RN,"\ipc$");
}d$-:l,w L`NIYH<^ nr.dwType=RESOURCETYPE_ANY;
?Ua,ba* nr.lpLocalName=NULL;
Tc2.ciU nr.lpRemoteName=RN;
VYyija: nr.lpProvider=NULL;
:<%bAn t=_^$M,yr if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
lQA5HzC\ return TRUE;
w~'xZ?
else
9&Y@g)+2 return FALSE;
*Cy54Z# }
^l &lwSRVt /////////////////////////////////////////////////////////////////////////
6(
HF)z BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
[P$Xr6# {
n:j'0WW BOOL bRet=FALSE;
%>_[b, __try
J3$>~?^1 {
tDByOml8Ix //Open Service Control Manager on Local or Remote machine
0D-`>_ hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
]`^! ]Ql if(hSCManager==NULL)
Obdn#Wm= {
$JE,u'JQ printf("\nOpen Service Control Manage failed:%d",GetLastError());
!(sn9z# __leave;
[B0BHJ~ }
a6p0_-MF //printf("\nOpen Service Control Manage ok!");
i1iP'`r //Create Service
-@To<