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。
R\/tKZJjb OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
o=xMaA <1>与远程系统建立IPC连接
0<fQjXn <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
lQm7`+ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
}1lZW"{e[ <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
o#BI_#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
uss!E!_%, <6>服务启动后,killsrv.exe运行,杀掉进程
kf9]nIo <7>清场
imhE=6{ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
l0g+OMt /***********************************************************************
bT|-G2g7Z Module:Killsrv.c
vGI)c&C> Date:2001/4/27
=wD&hDn4 Author:ey4s
2+g'ul` Http://www.ey4s.org WORRF ***********************************************************************/
-C!m#"PDW #include
tT]mMlKJ #include
5N bq9YY #include "function.c"
=ReSlt #define ServiceName "PSKILL"
u|D L?c>W \YF07L]qs- SERVICE_STATUS_HANDLE ssh;
,^eOwWV SERVICE_STATUS ss;
U%;E: | /////////////////////////////////////////////////////////////////////////
A* Pz-z>z void ServiceStopped(void)
D*sL&Rt][Y {
nHp$5|r< ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
XJ" xMv ss.dwCurrentState=SERVICE_STOPPED;
%P(2uesd ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Py/~Q-8p ss.dwWin32ExitCode=NO_ERROR;
S1C#5= ss.dwCheckPoint=0;
"I{Lcn~!@ ss.dwWaitHint=0;
ltNY8xrdGN SetServiceStatus(ssh,&ss);
nY\X!K65 return;
yF+mJ >kj }
ZW@cw} /////////////////////////////////////////////////////////////////////////
Ol|fdQ void ServicePaused(void)
CLJn+Y2 {
%afF%y ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
<54KWC86)J ss.dwCurrentState=SERVICE_PAUSED;
;z+}|>! ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
78?cCj{e ss.dwWin32ExitCode=NO_ERROR;
j8rxhToC ss.dwCheckPoint=0;
h%v qt~0 ss.dwWaitHint=0;
mC?}:WM@ SetServiceStatus(ssh,&ss);
L;+e)I] return;
CUBL/U\= }
F6:LH,~8 void ServiceRunning(void)
2^:iU{ {
If8
^ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
wub7w# ss.dwCurrentState=SERVICE_RUNNING;
Be<bBKQb ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
TD4
n%k. ss.dwWin32ExitCode=NO_ERROR;
HIfi18 ss.dwCheckPoint=0;
F5M|QX@- ss.dwWaitHint=0;
9F~5Ht SetServiceStatus(ssh,&ss);
dP]Z: return;
K5??WB63B
}
Kq+vAp). /////////////////////////////////////////////////////////////////////////
lE8_Q *ev void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
-_]Ceq/ {
7vI
ROK~ switch(Opcode)
QXEZ?gx {
6wXy;!2 case SERVICE_CONTROL_STOP://停止Service
T]b&[?p|a[ ServiceStopped();
_.%g'=14f break;
n3 Rf:j^R case SERVICE_CONTROL_INTERROGATE:
K
6,c||#< SetServiceStatus(ssh,&ss);
Uv=)y^H~*A break;
8p1:dTI5Pb }
d(|4 +^> return;
5-S-r9 }
`FX?P`\@I //////////////////////////////////////////////////////////////////////////////
PQz[IZ //杀进程成功设置服务状态为SERVICE_STOPPED
*e<'|Kq //失败设置服务状态为SERVICE_PAUSED
%>y!N!.F //
VMNdC} void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
J&+" {
O~6AX)|&= ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
qQ,(O5$| if(!ssh)
dwiLu& ]u {
vVsaGW ServicePaused();
=eh!eZ9 return;
.t{uzDM }
_eH@G(W( ServiceRunning();
TY` R_ Sleep(100);
6Yqqq[#V/ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
%L-{4Z!"sI //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
fQ_tXY if(KillPS(atoi(lpszArgv[5])))
-Q ];o~ ServiceStopped();
Vn_>c#B else
WM=)K1p0u ServicePaused();
$%ww$3 return;
%Rk0sfLvn }
2o W'B^- /////////////////////////////////////////////////////////////////////////////
4=& d{.E void main(DWORD dwArgc,LPTSTR *lpszArgv)
<\d2)Iv {
xr!A>q+@i SERVICE_TABLE_ENTRY ste[2];
~i>'3j0@k ste[0].lpServiceName=ServiceName;
CL t(_!q ste[0].lpServiceProc=ServiceMain;
f;&XTF5D^ ste[1].lpServiceName=NULL;
z@jKzyq ste[1].lpServiceProc=NULL;
Z hCjY StartServiceCtrlDispatcher(ste);
"ZmxHMf return;
`H^
H#W }
j2 >WHh /////////////////////////////////////////////////////////////////////////////
K;TTGK 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
(@O,U 下:
>}u#KBedE /***********************************************************************
2{g&9 Module:function.c
qi8AK(v Date:2001/4/28
ICTjUQP Author:ey4s
N2u4MI2 Http://www.ey4s.org $ylxl"Y ***********************************************************************/
(;HO3Z".q$ #include
)k `+9}OO ////////////////////////////////////////////////////////////////////////////
V{}TG] BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
F0kQ/x {
+5kQ;D{+ TOKEN_PRIVILEGES tp;
*$mb~k^R LUID luid;
XqcNFSo) Jr>Nc}!U if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
^{E_fQJX {
f
uH3C~u7< printf("\nLookupPrivilegeValue error:%d", GetLastError() );
nGTqW/k[+s return FALSE;
Fg2/rC:_ }
cn9=wm\\ tp.PrivilegeCount = 1;
\z.p [;'ir tp.Privileges[0].Luid = luid;
|I.5]r-EK if (bEnablePrivilege)
GB6(WAmr tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
+>%AG&Pc else
oiz]Bd tp.Privileges[0].Attributes = 0;
z34+1d // Enable the privilege or disable all privileges.
Z_T~2t AdjustTokenPrivileges(
*r6v9 hToken,
ZalL}?E
? FALSE,
J %E0Wd &tp,
clIn}wQ sizeof(TOKEN_PRIVILEGES),
b}hQU~,E (PTOKEN_PRIVILEGES) NULL,
2D3mTpw (PDWORD) NULL);
Ka"1gbJ| // Call GetLastError to determine whether the function succeeded.
oV~S4|9: if (GetLastError() != ERROR_SUCCESS)
wFBSux$ {
g+C~}M_7 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
CY!H)6k return FALSE;
%XXjQ5p }
v6T<K)S return TRUE;
gf8~Zlq4v }
mDWRYIuN ////////////////////////////////////////////////////////////////////////////
Y@b|/+ BOOL KillPS(DWORD id)
4 %u\dTg/B {
#"o`'5 HANDLE hProcess=NULL,hProcessToken=NULL;
X8XE_VtP BOOL IsKilled=FALSE,bRet=FALSE;
2nSz0 . __try
@,pn/[ {
H\|H]: CE Jb8%A@Z+ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Q:Y`^jP {
"m}N
hoD4 printf("\nOpen Current Process Token failed:%d",GetLastError());
m`@~ZIa?>B __leave;
',6d0>4* }
xQqZi b5I //printf("\nOpen Current Process Token ok!");
G4uOY?0N if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
48mTL+* {
ZYz8ul$E __leave;
;#7:}>}rO }
id/y_ekfP printf("\nSetPrivilege ok!");
O*Z-3l *uF Iw}C/ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
01+TVWKX {
C3C&hq\% printf("\nOpen Process %d failed:%d",id,GetLastError());
`O?j -zR __leave;
W{kTM4 }
c>#3{}X|x% //printf("\nOpen Process %d ok!",id);
1EliR uJ if(!TerminateProcess(hProcess,1))
y*I,i*iv {
: p7PiqQ printf("\nTerminateProcess failed:%d",GetLastError());
mxCqN1:# __leave;
' KNg; }
4}<[4]f?| IsKilled=TRUE;
p.vxrk`c }
Q+E)_5_sA __finally
F[0w*i&u5 {
z+nq<%"' if(hProcessToken!=NULL) CloseHandle(hProcessToken);
SCq3Kh if(hProcess!=NULL) CloseHandle(hProcess);
ZVCa0Km
}
D#X&gE return(IsKilled);
(i]0IYMXy* }
z+Ej`$E{lD //////////////////////////////////////////////////////////////////////////////////////////////
{=P}c:iW 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:
_2<d6@} /*********************************************************************************************
NF_[q(k' ModulesKill.c
JvtbGPz Create:2001/4/28
wUzMB]w Modify:2001/6/23
bX+"G}CRP Author:ey4s
er>@- F7w Http://www.ey4s.org v+d? #^ PsKill ==>Local and Remote process killer for windows 2k
MAgoxq~;V **************************************************************************/
-qB{TA-.\ #include "ps.h"
W)u9VbPk[ #define EXE "killsrv.exe"
} DkdF #define ServiceName "PSKILL"
fvoPV&: WAGU|t#." #pragma comment(lib,"mpr.lib")
snny!
0E\m //////////////////////////////////////////////////////////////////////////
W0# VD e]> //定义全局变量
R^6^{q SERVICE_STATUS ssStatus;
K`kWfPwp SC_HANDLE hSCManager=NULL,hSCService=NULL;
],f%:
?%50 BOOL bKilled=FALSE;
FW"gj\
char szTarget[52]=;
? UBE0C //////////////////////////////////////////////////////////////////////////
5Yx
7Q:D BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
257q%" BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
->&amPv BOOL WaitServiceStop();//等待服务停止函数
'\Uy;,tu / BOOL RemoveService();//删除服务函数
WL<f! /////////////////////////////////////////////////////////////////////////
PE2O$:b\ int main(DWORD dwArgc,LPTSTR *lpszArgv)
U~<~>^[ {
^W[3RiG BOOL bRet=FALSE,bFile=FALSE;
Fr,b5 M<L7 char tmp[52]=,RemoteFilePath[128]=,
Ng\] szUser[52]=,szPass[52]=;
S6c>D&Q HANDLE hFile=NULL;
U5H5QW + DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
qmbhx9V oMF[<Xf //杀本地进程
1K{hj% if(dwArgc==2)
h%U,g
9_ {
B..> *Xb if(KillPS(atoi(lpszArgv[1])))
zR }vw{ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
@}A3ie'w else
3>k?-%" printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
/m+.5Qz9)@ lpszArgv[1],GetLastError());
dqw0ns.2 return 0;
mUwGr_)wj }
X%Ta?(9|.^ //用户输入错误
w;V+)r?w else if(dwArgc!=5)
^e1mK4` {
#(r1b'jfP printf("\nPSKILL ==>Local and Remote Process Killer"
c4FU@^Vv "\nPower by ey4s"
p~Mw^SN' "\nhttp://www.ey4s.org 2001/6/23"
1tFx
Z#(G "\n\nUsage:%s <==Killed Local Process"
u!I=|1s "\n %s <==Killed Remote Process\n",
O3(H_(P lpszArgv[0],lpszArgv[0]);
R nk&:c return 1;
M[Mx
g
}
WizVw&Iv //杀远程机器进程
v'u}%FC strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
XM?C7/^k strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
3qrjb]E%} strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
a*Ng+~5)6 p/Lk'h~ //将在目标机器上创建的exe文件的路径
Yq-7! sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
]0myoWpi3 __try
!+ ??3-q {
:.W</o~\s //与目标建立IPC连接
v^1n.l %E if(!ConnIPC(szTarget,szUser,szPass))
4XArpKA {
u$y5?n| printf("\nConnect to %s failed:%d",szTarget,GetLastError());
lgh+\pj return 1;
3b1%^@,ACy }
p|'Rm]&jb printf("\nConnect to %s success!",szTarget);
)zvjsx*e=J //在目标机器上创建exe文件
5s1XO*s)>X oJVpJA0IA hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
t3;QF E,
ya/pn
qS NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
uE3xzF if(hFile==INVALID_HANDLE_VALUE)
MHAWnH8 {
7>yb8/J printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
%1%@L7wP> __leave;
w!m4 }
;F\sMf{ //写文件内容
j+NpQ}t: while(dwSize>dwIndex)
4F?O5&329i {
0*8uo
Wt& 5q{
-RJ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
Zi ;7.P qL {
5:X^Q.f; printf("\nWrite file %s
%vjfAdC failed:%d",RemoteFilePath,GetLastError());
"0Yb
2>F __leave;
*Au[{sR }
rd4mAX6@ dwIndex+=dwWrite;
yo"!C?82= }
I8{ohFFo //关闭文件句柄
tf?"AY4 CloseHandle(hFile);
]`_eaW?Ua bFile=TRUE;
'' Pfs<! //安装服务
gatxvR7H if(InstallService(dwArgc,lpszArgv))
AWz|HF#- {
HWi: CDgm //等待服务结束
)dZ1$MC[ if(WaitServiceStop())
oq9gG)F {
@[w.!GW% //printf("\nService was stoped!");
vON1\$bu` }
_$BH.I else
geEETb}+y {
$BWA=2$ //printf("\nService can't be stoped.Try to delete it.");
53)*i\9& }
I vD M2q8f Sleep(500);
C+X-Cp //删除服务
a
qIpO RemoveService();
m005*>IY }
TrmrA$5f }
B5H=# __finally
F@Cxjz {
RL~]mI!U //删除留下的文件
9Ts r g if(bFile) DeleteFile(RemoteFilePath);
SH#!Y //如果文件句柄没有关闭,关闭之~
`*HM5 1U if(hFile!=NULL) CloseHandle(hFile);
<-Q0s%mNj, //Close Service handle
&Y|AX2KUC if(hSCService!=NULL) CloseServiceHandle(hSCService);
+U*:WKdI? //Close the Service Control Manager handle
>q)VHV9P if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
6HR^q //断开ipc连接
vN3uLz'< wsprintf(tmp,"\\%s\ipc$",szTarget);
`]4bH,%~ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
Y5$VWUrB if(bKilled)
co [ printf("\nProcess %s on %s have been
px=r~8M9} killed!\n",lpszArgv[4],lpszArgv[1]);
7)37AK w else
vK,.P:n printf("\nProcess %s on %s can't be
u<K{=94!e killed!\n",lpszArgv[4],lpszArgv[1]);
#CTHCwYo }
|&0zAP"\ return 0;
`/L D:R }
Y<9]7R(\; //////////////////////////////////////////////////////////////////////////
cSWn4-B@l BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
UJhUb)}^ {
<A@qN95m NETRESOURCE nr;
l fJ
lXD char RN[50]="\\";
nh?~S` @bO/5"X, strcat(RN,RemoteName);
LQ3J$N strcat(RN,"\ipc$");
T@x_}a:g $|pD}
nr.dwType=RESOURCETYPE_ANY;
jRYW3a_7 nr.lpLocalName=NULL;
wTkcR^ nr.lpRemoteName=RN;
z]bcg$m nr.lpProvider=NULL;
-
j_ R"V^%z;8o if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
%Tm8sQ)1 return TRUE;
#AUV&pI[ else
Z"Byv.yq b return FALSE;
ZAa:f:[#f }
&JHqUVs^ /////////////////////////////////////////////////////////////////////////
n>aH7 BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
2JX@#vQ4 {
#xBh62yIuP BOOL bRet=FALSE;
j=5hW.fI __try
K6M_b?XekA {
UTph(U# //Open Service Control Manager on Local or Remote machine
\YrvH hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
do&0m[x% if(hSCManager==NULL)
=%ZR0cWPoI {
YqNI:znm- printf("\nOpen Service Control Manage failed:%d",GetLastError());
gq[`g=x __leave;
!(>yB;u }
cLyed3uU //printf("\nOpen Service Control Manage ok!");
32Jl|@8,g //Create Service
kQQhZ8Ch hSCService=CreateService(hSCManager,// handle to SCM database
U9]&~jR ServiceName,// name of service to start
_l||69|. ServiceName,// display name
v7@O ,% SERVICE_ALL_ACCESS,// type of access to service
Sxg&73;ZV SERVICE_WIN32_OWN_PROCESS,// type of service
hsZ}FLStJ SERVICE_AUTO_START,// when to start service
qS}pv SERVICE_ERROR_IGNORE,// severity of service
)3A%Un#B failure
6 Z7J<0 EXE,// name of binary file
->Bx>Y NULL,// name of load ordering group
!p$k<?WX c NULL,// tag identifier
F|&=\Q NULL,// array of dependency names
(X( c.Jj NULL,// account name
5B,HJax NULL);// account password
i8H!4l //create service failed
w;(B4^? if(hSCService==NULL)
)*I%rN8b
{
0f3C;u-q- //如果服务已经存在,那么则打开
XbMAcgS if(GetLastError()==ERROR_SERVICE_EXISTS)
8@J5tFJ&% {
>S=,ype~G //printf("\nService %s Already exists",ServiceName);
9d1 Gu" //open service
7UA|G2Zr hSCService = OpenService(hSCManager, ServiceName,
CY
i{WV(: SERVICE_ALL_ACCESS);
Cv;\cI"& if(hSCService==NULL)
|{JJ2c\W {
KM jnY2 printf("\nOpen Service failed:%d",GetLastError());
)'Yoii{dSU __leave;
IWD21lS }
TVEFZ\p<A //printf("\nOpen Service %s ok!",ServiceName);
K}1eQS&$a }
k=8L hO else
SdOE^_@: {
4[^lE?+ printf("\nCreateService failed:%d",GetLastError());
}$T!qMst{ __leave;
O| zLD }
Z4aK }
Eh*t;J=O //create service ok
$dgez#TPL else
5|Or,8r(C {
_z(ydL* //printf("\nCreate Service %s ok!",ServiceName);
kx_PMpc }
.e8S^lSl D"RxI)"HP // 起动服务
8
y+N l&"V if ( StartService(hSCService,dwArgc,lpszArgv))
;V"(! 'd {
<<:a>)6\ //printf("\nStarting %s.", ServiceName);
e+=IGYC Sleep(20);//时间最好不要超过100ms
4hh=z>$|l) while( QueryServiceStatus(hSCService, &ssStatus ) )
Wy.Xx-3W {
mbm|~UwD if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
C;_*vi2u {
Wr+1G 8 printf(".");
"-;l{tL Sleep(20);
aA/.EAc7 }
N2_9V~! else
Jxy94y* break;
' y9yx[P }
FTfejk! if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
,J0BG0jB^u printf("\n%s failed to run:%d",ServiceName,GetLastError());
Q]]5\C. }
"p{cz( else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
xjDV1Xf* {
Cw_XLMY%V1 //printf("\nService %s already running.",ServiceName);
U'tfsf/V }
]2Q:&T else
'9#O#I&J {
*1[v08?! printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
'!6Py1i __leave;
CrIt h/Z }
~<, QxFG5 bRet=TRUE;
_@47h86Q }//enf of try
&
M wvj __finally
-OS&(7 {
r6Hdp return bRet;
dw
v(8 }
?5<