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。
q-gN0"z^6$ OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
+~\1Zgw <1>与远程系统建立IPC连接
Ln0rm9FV- <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Y~vI@$<~( <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
8[U1{s:J <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>%rm%ffE <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
d0~F|j\# <6>服务启动后,killsrv.exe运行,杀掉进程
`3^*K/K\ <7>清场
0'`>20Y 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
k DS /***********************************************************************
Zf}]sW$H Module:Killsrv.c
6Yebc_, R Date:2001/4/27
eKNZ?!c= Author:ey4s
:}0y[qc3 Http://www.ey4s.org _Iy0-=G ***********************************************************************/
NARW3\ #include
y|U3 #include
Tw"u{%t #include "function.c"
9nlfb~F~P #define ServiceName "PSKILL"
08{0i,Fs EV|
6._Z(D SERVICE_STATUS_HANDLE ssh;
cdfJa SERVICE_STATUS ss;
Mib(J+Il /////////////////////////////////////////////////////////////////////////
%mPIr4$Pg void ServiceStopped(void)
e5_a.c {
U7O~ch[, ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Bs(\e^} ss.dwCurrentState=SERVICE_STOPPED;
m!5P5U
x ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
5v"QKI ss.dwWin32ExitCode=NO_ERROR;
RUUV"y ss.dwCheckPoint=0;
s~$ZTzV ss.dwWaitHint=0;
f/RzE SetServiceStatus(ssh,&ss);
lN#W return;
v{
Md4p }
Tz3 L#0:j /////////////////////////////////////////////////////////////////////////
9 o6ig>C void ServicePaused(void)
9F)+p7VJq {
n#Xi Co_\ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
"hi?/B#d ss.dwCurrentState=SERVICE_PAUSED;
?47q0C ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
4Tgy2[D?q ss.dwWin32ExitCode=NO_ERROR;
2{Nv&ZX? ss.dwCheckPoint=0;
% 1ZJi}~ ss.dwWaitHint=0;
yEyx.Mh.Af SetServiceStatus(ssh,&ss);
dO}6zQ\ return;
a]-F,M J }
<QFT>#@T void ServiceRunning(void)
~wf&78 {
}#5Vt ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
.dX ^3 ss.dwCurrentState=SERVICE_RUNNING;
hAtf) ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
b?eIFI&w^l ss.dwWin32ExitCode=NO_ERROR;
os0fwv ss.dwCheckPoint=0;
HpY-7QTPJ~ ss.dwWaitHint=0;
6r{NW9y' SetServiceStatus(ssh,&ss);
;rZR9fR return;
OjTb2[Q }
LgXc}3 /////////////////////////////////////////////////////////////////////////
TeaP\a void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
UIgs/ {
"1|n]0BF switch(Opcode)
2\80S[f {
?aOx
b case SERVICE_CONTROL_STOP://停止Service
F
\6-s`( ServiceStopped();
chk1tFV break;
_ K["qm{X_ case SERVICE_CONTROL_INTERROGATE:
-J*BY2LU3f SetServiceStatus(ssh,&ss);
69ZGdN break;
(~ro_WC/I }
,Z*&QR return;
UngDXD ) }
N\{Xhr7d //////////////////////////////////////////////////////////////////////////////
@v&hr //杀进程成功设置服务状态为SERVICE_STOPPED
)(yD"]co //失败设置服务状态为SERVICE_PAUSED
"j-Z<F]] //
;:2]++G void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
F!.Z@y P {
"=<T8M ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
LG3D3{H(. if(!ssh)
j=b?WNK {
L!G]i;=: ServicePaused();
MJ "ug8N return;
{2"8^; }
J=?`~?Vbo ServiceRunning();
>tc#Ofgzd Sleep(100);
f_v@.vnn. //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
T40&a(hXQ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
EQ< qN<uW if(KillPS(atoi(lpszArgv[5])))
Z./$}tVUG ServiceStopped();
N?7MYP else
MYNNeO ServicePaused();
VwJ A return;
DmzK* O{ }
lz1RAp0R" /////////////////////////////////////////////////////////////////////////////
,F}\njL
void main(DWORD dwArgc,LPTSTR *lpszArgv)
tDw(k[aK@ {
#o`y<1rN SERVICE_TABLE_ENTRY ste[2];
i2.g}pM.A ste[0].lpServiceName=ServiceName;
u~b;m
ste[0].lpServiceProc=ServiceMain;
khFr%u ?S ste[1].lpServiceName=NULL;
IBfLb(I ste[1].lpServiceProc=NULL;
jlaU3qXL StartServiceCtrlDispatcher(ste);
EHI%QT return;
n}0n!Pr^ }
VPOzt7: /////////////////////////////////////////////////////////////////////////////
h[eC i 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
y,&'nk} 下:
0xE37Ld, /***********************************************************************
2IMU & Module:function.c
3s%Kw,z Date:2001/4/28
<46>v< Author:ey4s
GZ=7)eJ~< Http://www.ey4s.org mQL8ec_c ***********************************************************************/
WXq=FZ- #include
FTu6%~M/ ////////////////////////////////////////////////////////////////////////////
G-7!|& BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
8w4-Ud*$i {
T0HNld TOKEN_PRIVILEGES tp;
b$@vJ7V! LUID luid;
DA=#T2)p |!t&ZpdD if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
>qE f991SZ {
*Wbs{>&No printf("\nLookupPrivilegeValue error:%d", GetLastError() );
[d"]AF[# return FALSE;
2Xw=kw u }
RBOb/.$ tp.PrivilegeCount = 1;
T'i^yd}*v tp.Privileges[0].Luid = luid;
GK6/S_l%D+ if (bEnablePrivilege)
{*yFTP"93 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
ws/e~ T<c else
4Fu:ov
]M tp.Privileges[0].Attributes = 0;
h D5NX // Enable the privilege or disable all privileges.
^Pwtu AdjustTokenPrivileges(
TA4>12C6 hToken,
5:R$xgc FALSE,
Zc!rL0T &tp,
DsJ ikg(J sizeof(TOKEN_PRIVILEGES),
qb$&BZj]| (PTOKEN_PRIVILEGES) NULL,
T'^ Do/ (PDWORD) NULL);
) |t;nK, // Call GetLastError to determine whether the function succeeded.
y<9' 3\ if (GetLastError() != ERROR_SUCCESS)
pVm]<jO {
ztS:1\ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
IL0e:-@!0 return FALSE;
hw5NHZ I' }
Fal##6B return TRUE;
EKgY }
r!+..c ////////////////////////////////////////////////////////////////////////////
QT8GP?F BOOL KillPS(DWORD id)
I3I1<}>]Z {
Yamu"# HANDLE hProcess=NULL,hProcessToken=NULL;
X&LaAqlSG BOOL IsKilled=FALSE,bRet=FALSE;
k2 _i;v __try
cePe0\\ {
6
4,('+ oMNt676 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
@GVONluyU` {
CE5A^,EsB printf("\nOpen Current Process Token failed:%d",GetLastError());
&u`]Zn __leave;
$.+_f,tU }
kuq&8f~! //printf("\nOpen Current Process Token ok!");
2`'g
9R if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
~:krJ[= {
qkbGM-H%U __leave;
aRV.;S }
WWEZTFL:j printf("\nSetPrivilege ok!");
#"qP4S2
N%f%
U if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
n 9>**&5L {
G'U ! # printf("\nOpen Process %d failed:%d",id,GetLastError());
V?L8BRnV __leave;
\V(w= }
fEo5j`} //printf("\nOpen Process %d ok!",id);
m{gw:69h if(!TerminateProcess(hProcess,1))
8P?p {
BQ:hUF3 printf("\nTerminateProcess failed:%d",GetLastError());
<da-iY\5 __leave;
|LLDaA-=0 }
7!;H$mxP IsKilled=TRUE;
@fQvAok }
5r1u_8)' __finally
A.9ZFFz {
c4f3Dr'xw if(hProcessToken!=NULL) CloseHandle(hProcessToken);
i7XM7+} if(hProcess!=NULL) CloseHandle(hProcess);
fsjCu! }
y9Q#%a8V return(IsKilled);
~tc,p }
!AXt6z cZ //////////////////////////////////////////////////////////////////////////////////////////////
b!<\#[
A4 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:
drQI@sPp /*********************************************************************************************
.fgVzDR|+ ModulesKill.c
>~;=
j~ Create:2001/4/28
V8hmfV~=]P Modify:2001/6/23
d iWi0@ Author:ey4s
OZR{+YrB^ Http://www.ey4s.org ( 5 BZZ PsKill ==>Local and Remote process killer for windows 2k
^'ws/( **************************************************************************/
[xdi.6% #include "ps.h"
|}o6N5) #define EXE "killsrv.exe"
cx~XG #define ServiceName "PSKILL"
8w$q4fg0 j4:Xel/ #pragma comment(lib,"mpr.lib")
F{G.dXZZ< //////////////////////////////////////////////////////////////////////////
/UqIkc //定义全局变量
4 KX\'K SERVICE_STATUS ssStatus;
%Ze]6TP/>< SC_HANDLE hSCManager=NULL,hSCService=NULL;
w{WEYS BOOL bKilled=FALSE;
,hOi5,|?L char szTarget[52]=;
b%QcB[k[WB //////////////////////////////////////////////////////////////////////////
TCR|wi]
kW BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
l3xI\{jn BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
P,rD{ 0~ BOOL WaitServiceStop();//等待服务停止函数
*.6m,QqJ( BOOL RemoveService();//删除服务函数
der\"?_. /////////////////////////////////////////////////////////////////////////
2b/Cs#- int main(DWORD dwArgc,LPTSTR *lpszArgv)
`$9sYv 2R {
t2(vtxrt BOOL bRet=FALSE,bFile=FALSE;
nN2huNTf: char tmp[52]=,RemoteFilePath[128]=,
{O6yJckH szUser[52]=,szPass[52]=;
'Rb
tcFb HANDLE hFile=NULL;
(nwp s DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
jdIAN OWc~=Cr //杀本地进程
+a"f)4\ if(dwArgc==2)
O+?vQ$z {
3wMnTT"At if(KillPS(atoi(lpszArgv[1])))
LP'wL6# printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
`^HK-t4q else
(h|E@gRa printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
\4KV9wm lpszArgv[1],GetLastError());
aH_0EBRc return 0;
+i~kqiy. }
8shx7" //用户输入错误
B|"-Ed else if(dwArgc!=5)
[pC2#_} {
W2&(:C8V@ printf("\nPSKILL ==>Local and Remote Process Killer"
aL&nD1f=!- "\nPower by ey4s"
,1B`Ve "\nhttp://www.ey4s.org 2001/6/23"
!;U oZ~ "\n\nUsage:%s <==Killed Local Process"
W]5Hc|!^^ "\n %s <==Killed Remote Process\n",
w$Z%RF'p lpszArgv[0],lpszArgv[0]);
e^}@X[*'# return 1;
L6"V=^Bq }
kEp{L //杀远程机器进程
j[A:So strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
[:zP]l.| strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
^'n;W<\p) strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
Q*hXFayx p^1~o/ //将在目标机器上创建的exe文件的路径
@qSZ= sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
/E!N:g< __try
J|w%n5Y {
+{#L,0t //与目标建立IPC连接
Us.k, if(!ConnIPC(szTarget,szUser,szPass))
Ae%AG@L {
_\gCdNrD printf("\nConnect to %s failed:%d",szTarget,GetLastError());
@*E=O | return 1;
Sf*gAwnW }
Q
ZC\%X8j printf("\nConnect to %s success!",szTarget);
(^"2"[?a //在目标机器上创建exe文件
(((|vI3 < y'!"GrbZ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
uvAJJIae' E,
DkSs^ym NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
=Qf{ if(hFile==INVALID_HANDLE_VALUE)
?G<ISiABQC {
sDY+J(Z printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
4Y{;%;-i __leave;
z+{xW7 }
%=Y=]g2 //写文件内容
gT(8.<h8 while(dwSize>dwIndex)
8Wo!NG:V5 {
cbYQ';{ D"2bgw if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
w"37sv {
6a<zZO`Z6+ printf("\nWrite file %s
cTq;<9Iew failed:%d",RemoteFilePath,GetLastError());
3~{0X- __leave;
DJ9x?SL@KD }
1IlOU|4 dwIndex+=dwWrite;
PuhvJHT }
Z6-ZAS(>m //关闭文件句柄
I9dX\w} CloseHandle(hFile);
=ym<yI< bFile=TRUE;
vOLa.%X]h //安装服务
5,4m_fBoW if(InstallService(dwArgc,lpszArgv))
{9@u:(<X9 {
<xe_t=N //等待服务结束
+* j8[sz if(WaitServiceStop())
,"F0#5 {
=kf"%vFV //printf("\nService was stoped!");
|MOz>1<a }
ddN G: else
DN iH" 0% {
-L<FVB //printf("\nService can't be stoped.Try to delete it.");
-$X4RS }
*U}ztH-+/ Sleep(500);
zkiwFEHA= //删除服务
>FKwFwT4D RemoveService();
80`$F{xcX }
$}'(%\7" }
Zu<S<??Jf __finally
E*IP#:R {
=ZO lE|4 //删除留下的文件
]1pB7XL if(bFile) DeleteFile(RemoteFilePath);
1w,34*- } //如果文件句柄没有关闭,关闭之~
AF8:bk,R if(hFile!=NULL) CloseHandle(hFile);
vt nT //Close Service handle
CZ'm|^S if(hSCService!=NULL) CloseServiceHandle(hSCService);
.wmqaLd% //Close the Service Control Manager handle
!Qf*d;wxn( if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
i"=lxqWeaV //断开ipc连接
dWY{x47 wsprintf(tmp,"\\%s\ipc$",szTarget);
zWv0y8[d WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
yn"4qC#Z if(bKilled)
tj*/%G{Y printf("\nProcess %s on %s have been
+KD7Di91<K killed!\n",lpszArgv[4],lpszArgv[1]);
?;H}5>^8P else
Pjn{3/*wi printf("\nProcess %s on %s can't be
j@w1S[vt killed!\n",lpszArgv[4],lpszArgv[1]);
,<'>jaC }
Br15S};Ce return 0;
z{FFTb^B }
o(H.1ESk //////////////////////////////////////////////////////////////////////////
Vh>cV BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
rlA/eQrS {
1D38T NETRESOURCE nr;
Mi{ns $B% char RN[50]="\\";
?3 k_YN" znPh7{|<