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。
%2=nS<kC OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
#NM.g <1>与远程系统建立IPC连接
t
7D2k2x9 <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
W?m?r.K? <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
N{@kgc <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
QE7
r{ <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
}SHF <6>服务启动后,killsrv.exe运行,杀掉进程
]*+ozAG4 <7>清场
JHN35a+ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
?^9TtxM /***********************************************************************
?U]/4] Module:Killsrv.c
=R)9_D6I Date:2001/4/27
KOWx P47b Author:ey4s
4*9y4" Http://www.ey4s.org IAbK]kA ***********************************************************************/
Z3=DM=V;v #include
.IYE+XzV #include
p8F5b8]* #include "function.c"
0(VQwGC[ #define ServiceName "PSKILL"
#;'1aT uY;-x~Z SERVICE_STATUS_HANDLE ssh;
2~+Iu+ SERVICE_STATUS ss;
=V:rO;qX+@ /////////////////////////////////////////////////////////////////////////
o>{+vwK void ServiceStopped(void)
Fs7/3
{
+x$;T*0 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
6o&{~SV3 ss.dwCurrentState=SERVICE_STOPPED;
Qh-k[w0 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
-\yaP8V ss.dwWin32ExitCode=NO_ERROR;
w}pFa76rm ss.dwCheckPoint=0;
[vpZ 3; ss.dwWaitHint=0;
LRD71*/ SetServiceStatus(ssh,&ss);
dI&2dcumS return;
=vBxwa^ }
?lCKZm.,(- /////////////////////////////////////////////////////////////////////////
;<%~g8:XL void ServicePaused(void)
eFvw9B+ {
4O[T:9mn0 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
5nzkZw ss.dwCurrentState=SERVICE_PAUSED;
"2(4?P ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
yB(^t`)}N ss.dwWin32ExitCode=NO_ERROR;
d;|Pp;dc ss.dwCheckPoint=0;
$Y][-8{t ss.dwWaitHint=0;
nn$,|/ SetServiceStatus(ssh,&ss);
6gfv7V2H return;
P5Ms
X~mT }
5#+!|S[PK void ServiceRunning(void)
VN|P(S6 {
%WHue ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
{$ 4fRxj ss.dwCurrentState=SERVICE_RUNNING;
F?e_$\M ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
E
N%cjvE ss.dwWin32ExitCode=NO_ERROR;
/r Zj= ss.dwCheckPoint=0;
UceZWtYa ss.dwWaitHint=0;
C/ow{MxA SetServiceStatus(ssh,&ss);
|eWlB\ x8 return;
<oTIzj7f }
@v_ ) ( /////////////////////////////////////////////////////////////////////////
"#d}S)GlXM void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
Lm"a3Nb {
2J9_(w
switch(Opcode)
)(b]-
) {
?%(8RQ case SERVICE_CONTROL_STOP://停止Service
py9(z`} ServiceStopped();
V[Fzh\2n break;
>Rs:Fw|jro case SERVICE_CONTROL_INTERROGATE:
)P@t,mxW/ SetServiceStatus(ssh,&ss);
bTE%p0 break;
cF3V{b|bU }
vL{sk|2& return;
yb56nd }
>y"V% //////////////////////////////////////////////////////////////////////////////
5Y)*-JY1g //杀进程成功设置服务状态为SERVICE_STOPPED
&,2XrXiFu //失败设置服务状态为SERVICE_PAUSED
I0sd%'Ht? //
U)=?3}s( void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
Wcl@H @ {
pJ"Wg@+ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
kJq8"Klg if(!ssh)
1om :SHw {
4!,x3H' ServicePaused();
5;oWFl return;
Zm!T4pL }
-("sp ServiceRunning();
cU?A|' Sleep(100);
i]a 5cn //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
=o;8xKj //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
jQ@z!GirT if(KillPS(atoi(lpszArgv[5])))
puA~}6C ServiceStopped();
Tn<
<i else
F\F_">5 ServicePaused();
v#{Sx>lO return;
vzM8U>M }
_Je<_pl!D /////////////////////////////////////////////////////////////////////////////
>VM@9Cph void main(DWORD dwArgc,LPTSTR *lpszArgv)
|jH-
bm {
C|bnUN SERVICE_TABLE_ENTRY ste[2];
?%dsY\ ste[0].lpServiceName=ServiceName;
P!3)-apP\ ste[0].lpServiceProc=ServiceMain;
+KgLe> -} ste[1].lpServiceName=NULL;
b^_#f:_j ste[1].lpServiceProc=NULL;
.w/w]
Eq StartServiceCtrlDispatcher(ste);
G?)NDRM return;
8+5#FC7 }
'!^5GSP3& /////////////////////////////////////////////////////////////////////////////
pyYm<dn 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
s(jixAf 下:
0Am&:kX't /***********************************************************************
uMKO^D Module:function.c
P|HxD0c^u Date:2001/4/28
ej,j1iB Author:ey4s
f]Z%,'1^ Http://www.ey4s.org 1Kszpt(Ld ***********************************************************************/
Evu`e=LaG #include
>? >@&A/ ////////////////////////////////////////////////////////////////////////////
X)^eaw]Q0 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
o~<Xc {
&0cfTb)dG TOKEN_PRIVILEGES tp;
pW$ZcnU LUID luid;
9oBK(Sf@^ 2-=Ov@y2k! if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
t 66Cx {
EZnXS"z printf("\nLookupPrivilegeValue error:%d", GetLastError() );
zGgPW return FALSE;
4'u +%6+__ }
1oU/gm$7\q tp.PrivilegeCount = 1;
(:Di/{i&r5 tp.Privileges[0].Luid = luid;
&iKy if (bEnablePrivilege)
y0s=yN_ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
mbT4K8<^ else
-wn,7; tp.Privileges[0].Attributes = 0;
>}<1 // Enable the privilege or disable all privileges.
1OI/!!t1$ AdjustTokenPrivileges(
=T"R_3[NC hToken,
0C!f/EZK FALSE,
xs#g &tp,
h pf,44Kg sizeof(TOKEN_PRIVILEGES),
V'b$P2 ?^ (PTOKEN_PRIVILEGES) NULL,
bmCp:6 (PDWORD) NULL);
RTC;Wj // Call GetLastError to determine whether the function succeeded.
$[f-{B{>* if (GetLastError() != ERROR_SUCCESS)
H!SFSgAu {
WSEw:pln printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
aF8'^xF return FALSE;
,X`w/ 2O }
+G:CR,Z>+ return TRUE;
Q Ev7k }
CghlyT ////////////////////////////////////////////////////////////////////////////
+ /+> : BOOL KillPS(DWORD id)
;f?suawMv {
I<+EXH%1, HANDLE hProcess=NULL,hProcessToken=NULL;
~fnu;'fN BOOL IsKilled=FALSE,bRet=FALSE;
[D%(Y
~2 __try
XrUc` {
Q DVk7ks hs^K9Jt if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
i0}f@pCB?X {
sP:nTpTsC printf("\nOpen Current Process Token failed:%d",GetLastError());
NHaY&\ __leave;
-UB XWl }
=;Q:z^S //printf("\nOpen Current Process Token ok!");
s$gR;su)g if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
X
aE;i57$l {
c7~'GXxQ2 __leave;
'fjouO }
=h\unQ1T printf("\nSetPrivilege ok!");
CK+t6Gp (S~kNbIa if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
4`e[gvh {
W1Vy5V|M printf("\nOpen Process %d failed:%d",id,GetLastError());
%?hvN __leave;
}el7@Gv }
d{J@A;da //printf("\nOpen Process %d ok!",id);
~^TH5n if(!TerminateProcess(hProcess,1))
$35C1" {
nIr:a|}[ printf("\nTerminateProcess failed:%d",GetLastError());
h+R26lI1x __leave;
eo*l^7 }
hd*GDjmRQ/ IsKilled=TRUE;
YK\pV'&+ }
'NMO>[. __finally
"Zfm4Nx" {
?9;CC]D if(hProcessToken!=NULL) CloseHandle(hProcessToken);
_\8jnpT: if(hProcess!=NULL) CloseHandle(hProcess);
|}? H$d }
D 0Mxl?S? return(IsKilled);
~&aULY?)] }
k Nvb>v //////////////////////////////////////////////////////////////////////////////////////////////
G@KDRv 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:
z/]]u.UP /*********************************************************************************************
_7z]zy@PC5 ModulesKill.c
n2can Create:2001/4/28
g>@a Modify:2001/6/23
i)$P1h Author:ey4s
k`;d_eW Http://www.ey4s.org
:>iN#)S PsKill ==>Local and Remote process killer for windows 2k
80=LT-%# **************************************************************************/
Y7zs)W8xTT #include "ps.h"
Q*Y-@lZ #define EXE "killsrv.exe"
gnGh ) #define ServiceName "PSKILL"
1c{m
rsB
wz)s #pragma comment(lib,"mpr.lib")
aAbA)'G //////////////////////////////////////////////////////////////////////////
nU' qE //定义全局变量
Oi'y0S~g SERVICE_STATUS ssStatus;
9%Tqk"x? SC_HANDLE hSCManager=NULL,hSCService=NULL;
a4.w2GR BOOL bKilled=FALSE;
-wrVEH8 char szTarget[52]=;
u]Q}jqiq" //////////////////////////////////////////////////////////////////////////
<S=(`D BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
.'&pw}F BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
&XV9_{Hm BOOL WaitServiceStop();//等待服务停止函数
c~4Cpy^ BOOL RemoveService();//删除服务函数
X0iy /////////////////////////////////////////////////////////////////////////
4 ob?M:S int main(DWORD dwArgc,LPTSTR *lpszArgv)
nw\C+1F {
\gA<yz-;N BOOL bRet=FALSE,bFile=FALSE;
D+v?zQw char tmp[52]=,RemoteFilePath[128]=,
m 94PFD@N szUser[52]=,szPass[52]=;
_
xym HANDLE hFile=NULL;
Y6&v&dA; DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
= <T?-A}0uO //杀本地进程
4b[bj").A if(dwArgc==2)
^8EW/$k {
nShXY6bA if(KillPS(atoi(lpszArgv[1])))
Arg/ge.y printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
{ZrlbDQX else
6`7tTn?n printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
aPzn4}~/_ lpszArgv[1],GetLastError());
YnuY/zDF return 0;
V]; i$ }
{?`7D:]`^ //用户输入错误
kmc_%Wm} else if(dwArgc!=5)
-Uy)=]Zae {
~CT]&({ printf("\nPSKILL ==>Local and Remote Process Killer"
Y~g\peG7 "\nPower by ey4s"
vRH^en "\nhttp://www.ey4s.org 2001/6/23"
lHtywZ@%3 "\n\nUsage:%s <==Killed Local Process"
bJetqF6n "\n %s <==Killed Remote Process\n",
s2"`j-iQ lpszArgv[0],lpszArgv[0]);
g3c<c S^l return 1;
kBhjqI* }
sBB[u'h! //杀远程机器进程
=TDKU strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
,IyQmN y strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
{iX# strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
m{Vd3{H40 ~w3u(X$m" //将在目标机器上创建的exe文件的路径
V\Gs&> sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
u0Wt"d-= __try
#Z1-+X8P {
_i {Y0d+ //与目标建立IPC连接
T/g\v?> if(!ConnIPC(szTarget,szUser,szPass))
f~T7?D0u}N {
,Q56A#Y\ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
^T!Zz"/: return 1;
v']_) }
3~T ~Bs printf("\nConnect to %s success!",szTarget);
;Y\LsmZ;F //在目标机器上创建exe文件
0TmEa59P [(@K;6o hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
llP
V{ E,
/IWAU)A0 NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
i"}z9Ae~. if(hFile==INVALID_HANDLE_VALUE)
iT
:3e% {
9$\s
v5 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
-*'
?D@l __leave;
3<&:av3 }
QcL@3QC //写文件内容
@v%Kw e1Q while(dwSize>dwIndex)
rP4T;Clout {
K>DN6{hnV; QFx3N% if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
Uw("+[ 5O0 {
-5b|nQuY printf("\nWrite file %s
zG#5lzIu, failed:%d",RemoteFilePath,GetLastError());
D!~ Y"4< __leave;
]gq)%T] }
L*Z.T^h dwIndex+=dwWrite;
8X7??f1;Y }
_/LGGt4&% //关闭文件句柄
RxMsP;be CloseHandle(hFile);
}qiZ%cT.G bFile=TRUE;
:cC$1zv@ //安装服务
`MVqd16Y if(InstallService(dwArgc,lpszArgv))
/xk7Z
q {
:ZXd% //等待服务结束
0SL{J*S4[# if(WaitServiceStop())
KQPu9f9 {
o^@"eG$, //printf("\nService was stoped!");
*SNdU^! }
vN{@c(=g else
5!F;|*vC8 {
mU #F> //printf("\nService can't be stoped.Try to delete it.");
5?-HQoT)G }
x]c8?H9,& Sleep(500);
>R F|Q //删除服务
V\Cl""`XN RemoveService();
>B{NxL3-> }
}YDi/b7 }
dTg`z,^F __finally
G}pFy0W\S {
"|8oFf)l@B //删除留下的文件
J9mK9{#q if(bFile) DeleteFile(RemoteFilePath);
kG>jb!e@( //如果文件句柄没有关闭,关闭之~
sC-o'13 if(hFile!=NULL) CloseHandle(hFile);
4EqThvI{ //Close Service handle
x?wvS]EBg if(hSCService!=NULL) CloseServiceHandle(hSCService);
z)3TB&; //Close the Service Control Manager handle
w jkh*Y if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
{ ptdOrN //断开ipc连接
EsGu#lD2 wsprintf(tmp,"\\%s\ipc$",szTarget);
_RIU,uJs WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
;@ePu if(bKilled)
FHOw ]"# printf("\nProcess %s on %s have been
K}l3t2uk killed!\n",lpszArgv[4],lpszArgv[1]);
rt+4-WuK> else
=?OU^u`C printf("\nProcess %s on %s can't be
R0-0 killed!\n",lpszArgv[4],lpszArgv[1]);
[bh?p+V }
U?0|2hR~ return 0;
oV%:XuywT }
I0}.! //////////////////////////////////////////////////////////////////////////
o+1(N#?m9 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
G8M~}I/) {
Ugri _ NETRESOURCE nr;
kd'b_D[$H char RN[50]="\\";
-$Fj-pO\ <&E}db strcat(RN,RemoteName);
ly%^\jW strcat(RN,"\ipc$");
;73S;IPR (K[{X0T nr.dwType=RESOURCETYPE_ANY;
J>_mDcPo nr.lpLocalName=NULL;
^EUR#~b5iy nr.lpRemoteName=RN;
F1yn@a "=J nr.lpProvider=NULL;
9+1{a.JO X?_rD'3 if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
~wa4kS<> return TRUE;
UdO8KD#r3 else
Ub3$ ` return FALSE;
i-CJ{l }
J||g(+H> /////////////////////////////////////////////////////////////////////////
|#yu BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
eHgr"f*7
{
@8W@I| BOOL bRet=FALSE;
~-'2jb*8 __try
Z[@ i/. I {
[piK"N //Open Service Control Manager on Local or Remote machine
)g:5}+ hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
1n`[D&?q if(hSCManager==NULL)
l+Wux$6U {
H9T~7e+ printf("\nOpen Service Control Manage failed:%d",GetLastError());
\:m~
+o$<- __leave;
{-5)nS^_ }
V>Jr4z //printf("\nOpen Service Control Manage ok!");
8-G )lyfj //Create Service
F8w7N$/V", hSCService=CreateService(hSCManager,// handle to SCM database
?nc:bC ServiceName,// name of service to start
.BPd06y ServiceName,// display name
08ZvRy(Je< SERVICE_ALL_ACCESS,// type of access to service
.F ?ww}2p] SERVICE_WIN32_OWN_PROCESS,// type of service
C@qWour SERVICE_AUTO_START,// when to start service
.<t {saToU SERVICE_ERROR_IGNORE,// severity of service
E]#;K-j failure
1EV bGe%b EXE,// name of binary file
Szzj9K NULL,// name of load ordering group
[+WsVwyf? NULL,// tag identifier
?c8~VQaQ NULL,// array of dependency names
gV]4R"/ NULL,// account name
M{L<aYe NULL);// account password
z_'^=9m //create service failed
CAc]SxLh if(hSCService==NULL)
R6<'J?k {
qK'mF#n0# //如果服务已经存在,那么则打开
>9w^C1" if(GetLastError()==ERROR_SERVICE_EXISTS)
JlSqTfA {
nDn+lWA=g //printf("\nService %s Already exists",ServiceName);
O+-+=W //open service
,i*rHMe hSCService = OpenService(hSCManager, ServiceName,
72|g zm SERVICE_ALL_ACCESS);
*$7^.eHfdd if(hSCService==NULL)
lZwjrU| _ {
w(HVC printf("\nOpen Service failed:%d",GetLastError());
g(P7CX+y __leave;
Dml?.-Uv< }
`pbCPa{Y //printf("\nOpen Service %s ok!",ServiceName);
H'S~GP4D }
D?ic~-& else
JSg=9p$ {
.x$V~t printf("\nCreateService failed:%d",GetLastError());
og$dv
23 __leave;
OC5oxL2HTe }
7'+`vt#E }
q!&:y7O8 //create service ok
0of:tZU else
~/4j&IG {
FBNi (D //printf("\nCreate Service %s ok!",ServiceName);
a/E(GQ,, }
|%4nU#GoB ';eAaDM // 起动服务
~RLjL" if ( StartService(hSCService,dwArgc,lpszArgv))
MeD/)T{ G~ {
9on$0 //printf("\nStarting %s.", ServiceName);
(6[<