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Slight make tweak and removal of some verbose debug stuff

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This commit is contained in:
OJ 2020-04-23 15:32:52 +10:00
parent f54c8e2ccb
commit 4f8544cfca
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GPG Key ID: D5DC61FB93260597
3 changed files with 4 additions and 39 deletions
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8
c/meterpreter/make-cmake.bat
View File

@ -80,12 +80,12 @@ IF "%BUILD_64%" == "Y" (
@ECHO ====================================================================================
@ECHO == Generating "%VS_TITLE%" w/ %PTS_VER% on x64 ^(Trace: %TRACE_MSG%^)
@ECHO ====================================================================================
cmake -G "%VS_TITLE%" -A x64 -T %PTS_VER% -S workspace -B workspace\build\%VS_VER%\x64 -Wno-dev -DBUILD_SNIFFER=%SNIFFER% -DDBGTRACE=%DBGTRACE% -DDBGTRACE_VERBOSE=%DBGTRACE_VERBOSE%
cmake -G "%VS_TITLE%" -A x64 -T %PTS_VER% -S workspace -B workspace\build\%VS_VER%_%PTS_VER%\x64 -Wno-dev -DBUILD_SNIFFER=%SNIFFER% -DDBGTRACE=%DBGTRACE% -DDBGTRACE_VERBOSE=%DBGTRACE_VERBOSE%
if "%DO_BUILD%" == "Y" (
@ECHO ====================================================================================
@ECHO == Building "%VS_TITLE%" w/ %PTS_VER% on x64
@ECHO ====================================================================================
cmake --build workspace\build\%VS_VER%\x64 --config Release --clean-first -- /p:XPDeprecationWarning=false
cmake --build workspace\build\%VS_VER%_%PTS_VER%\x64 --config Release --clean-first -- /p:XPDeprecationWarning=false
)
)
@ -93,12 +93,12 @@ IF "%BUILD_86%" == "Y" (
@ECHO ====================================================================================
@ECHO == Generating "%VS_TITLE%" w/ %PTS_VER% on x86 ^(Trace: %TRACE_MSG%^)
@ECHO ====================================================================================
cmake -G "%VS_TITLE%" -A Win32 -T %PTS_VER% -S workspace -B workspace\build\%VS_VER%\Win32 -Wno-dev -DBUILD_SNIFFER=%SNIFFER% -DDBGTRACE=%DBGTRACE% -DDBGTRACE_VERBOSE=%DBGTRACE_VERBOSE%
cmake -G "%VS_TITLE%" -A Win32 -T %PTS_VER% -S workspace -B workspace\build\%VS_VER%_%PTS_VER%\Win32 -Wno-dev -DBUILD_SNIFFER=%SNIFFER% -DDBGTRACE=%DBGTRACE% -DDBGTRACE_VERBOSE=%DBGTRACE_VERBOSE%
if "%DO_BUILD%" == "Y" (
@ECHO ====================================================================================
@ECHO == Building "%VS_TITLE%" w/ %PTS_VER% on x86
@ECHO ====================================================================================
cmake --build workspace\build\%VS_VER%\Win32 --config Release --clean-first -- /p:XPDeprecationWarning=false
cmake --build workspace\build\%VS_VER%_%PTS_VER%\Win32 --config Release --clean-first -- /p:XPDeprecationWarning=false
)
)

13
c/meterpreter/source/screenshot/bmp2jpeg.c
View File

@ -745,8 +745,6 @@ int bmp2jpeg(HBITMAP hBmp, HDC hDC, int quality, BYTE ** buf_jpeg, DWORD * buf_j
cClrBits = 24;
else cClrBits = 32;
dprintf("[SCREENSHOT bmptojpeg] Debug 1");
// Allocate memory for the BITMAPINFO structure. (This structure
// contains a BITMAPINFOHEADER structure and an array of RGBQUAD
// data structures.)
@ -800,7 +798,6 @@ int bmp2jpeg(HBITMAP hBmp, HDC hDC, int quality, BYTE ** buf_jpeg, DWORD * buf_j
return 0;
}
dprintf("[SCREENSHOT bmptojpeg] Debug 2");
hdr.bfType = 0x4d42; // 0x42 = "B" 0x4d = "M"
// Compute the size of the entire file.
hdr.bfSize = (DWORD) (sizeof(BITMAPFILEHEADER) +
@ -837,7 +834,6 @@ int bmp2jpeg(HBITMAP hBmp, HDC hDC, int quality, BYTE ** buf_jpeg, DWORD * buf_j
* We need to provide some value for jpeg_set_defaults() to work.
*/
dprintf("[SCREENSHOT bmptojpeg] Debug 3");
cinfo.err = jpeg_std_error(&jerr);
jpeg_create_compress(&cinfo);
cinfo.in_color_space = JCS_RGB; /* arbitrary guess */
@ -850,7 +846,6 @@ int bmp2jpeg(HBITMAP hBmp, HDC hDC, int quality, BYTE ** buf_jpeg, DWORD * buf_j
/* Read the input file header to obtain file size & colorspace. */
start_input_bmp(&cinfo, src_mgr);
dprintf("[SCREENSHOT bmptojpeg] Debug 4");
jpeg_default_colorspace(&cinfo);
@ -858,18 +853,14 @@ int bmp2jpeg(HBITMAP hBmp, HDC hDC, int quality, BYTE ** buf_jpeg, DWORD * buf_j
/* Go GRAYSCALE */
//jpeg_set_colorspace(&cinfo, JCS_GRAYSCALE);
/* Quality */
dprintf("[SCREENSHOT bmptojpeg] Debug 4A");
jpeg_set_quality(&cinfo, quality, FALSE);
// Write the compressed JPEG to memory: bug_jpeg
dprintf("[SCREENSHOT bmptojpeg] Debug 4B");
jpeg_mem_dest(&cinfo, buf_jpeg, buf_jpeg_size);
/* Start compressor */
dprintf("[SCREENSHOT bmptojpeg] Debug 4C");
jpeg_start_compress(&cinfo, TRUE);
dprintf("[SCREENSHOT bmptojpeg] Debug 5");
/* Process data */
while (cinfo.next_scanline < cinfo.image_height) {
num_scanlines = (*src_mgr->get_pixel_rows) (&cinfo, src_mgr);
@ -877,13 +868,9 @@ int bmp2jpeg(HBITMAP hBmp, HDC hDC, int quality, BYTE ** buf_jpeg, DWORD * buf_j
}
/* Finish compression and release memory */
dprintf("[SCREENSHOT bmptojpeg] Debug 6");
(*src_mgr->finish_input) (&cinfo, src_mgr);
dprintf("[SCREENSHOT bmptojpeg] Debug 7");
jpeg_finish_compress(&cinfo);
dprintf("[SCREENSHOT bmptojpeg] Debug 8");
jpeg_destroy_compress(&cinfo);
dprintf("[SCREENSHOT bmptojpeg] Debug 9");
// Free memory.
GlobalFree((HGLOBAL)lpBits);

22
c/meterpreter/source/screenshot/screenshot.c
View File

@ -83,9 +83,7 @@ DWORD screenshot(int quality, DWORD dwPipeName)
do
{
dprintf("[SCREENSHOT] Debug 1");
_snprintf_s(cNamedPipe, sizeof(cNamedPipe), MAX_PATH, "\\\\.\\pipe\\%08X", dwPipeName);
dprintf("[SCREENSHOT] Debug 2");
os.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
@ -93,7 +91,6 @@ DWORD screenshot(int quality, DWORD dwPipeName)
{
BREAK_ON_ERROR("[SCREENSHOT] screenshot: GetVersionEx failed")
}
dprintf("[SCREENSHOT] Debug 3");
// On NT we cant use SM_CXVIRTUALSCREEN/SM_CYVIRTUALSCREEN.
if (os.dwMajorVersion <= 4)
@ -102,15 +99,12 @@ DWORD screenshot(int quality, DWORD dwPipeName)
ymetric = SM_CYSCREEN;
}
dprintf("[SCREENSHOT] Debug 4");
// open the WinSta0 as some services are attached to a different window station.
hWindowStation = OpenWindowStationA("WinSta0", FALSE, WINSTA_ALL_ACCESS);
dprintf("[SCREENSHOT] Debug 5");
if (!hWindowStation)
{
if (RevertToSelf())
{
dprintf("[SCREENSHOT] Debug 6");
hWindowStation = OpenWindowStationA("WinSta0", FALSE, WINSTA_ALL_ACCESS);
}
}
@ -123,44 +117,36 @@ DWORD screenshot(int quality, DWORD dwPipeName)
// get the current process's window station so we can restore it later on.
hOrigWindowStation = GetProcessWindowStation();
dprintf("[SCREENSHOT] Debug 7");
// set the host process's window station to this sessions default input station we opened
if (!SetProcessWindowStation(hWindowStation))
BREAK_ON_ERROR("[SCREENSHOT] screenshot: SetProcessWindowStation failed");
// grab a handle to the default input desktop (e.g. Default or WinLogon)
dprintf("[SCREENSHOT] Debug 8");
hInputDesktop = OpenInputDesktop(0, FALSE, MAXIMUM_ALLOWED);
if (!hInputDesktop)
BREAK_ON_ERROR("[SCREENSHOT] screenshot: OpenInputDesktop failed");
// get the threads current desktop so we can restore it later on
dprintf("[SCREENSHOT] Debug 9");
hOrigDesktop = GetThreadDesktop(GetCurrentThreadId());
// set this threads desktop to that of this sessions default input desktop on WinSta0
dprintf("[SCREENSHOT] Debug 10");
SetThreadDesktop(hInputDesktop);
// and now we can grab a handle to this input desktop
dprintf("[SCREENSHOT] Debug 11");
hDesktopWnd = GetDesktopWindow();
// and get a DC from it so we can read its pixels!
dprintf("[SCREENSHOT] Debug 12");
hdc = GetDC(hDesktopWnd);
if (!hdc)
BREAK_ON_ERROR("[SCREENSHOT] screenshot. GetDC failed");
// back up this DC with a memory DC
dprintf("[SCREENSHOT] Debug 13");
hmemdc = CreateCompatibleDC(hdc);
if (!hmemdc)
BREAK_ON_ERROR("[SCREENSHOT] screenshot. CreateCompatibleDC failed");
// calculate the width and height
dprintf("[SCREENSHOT] Debug 14");
sx = GetSystemMetrics(xmetric);
sy = GetSystemMetrics(ymetric);
@ -168,20 +154,17 @@ DWORD screenshot(int quality, DWORD dwPipeName)
// prevent breaking functionality on <= NT 4.0
if (os.dwMajorVersion >= 4)
{
dprintf("[SCREENSHOT] Debug 14");
sxpos = GetSystemMetrics(SM_XVIRTUALSCREEN);
sypos = GetSystemMetrics(SM_YVIRTUALSCREEN);
}
// and create a bitmap
dprintf("[SCREENSHOT] Debug 15");
hbmp = CreateCompatibleBitmap(hdc, sx, sy);
if (!hbmp)
BREAK_ON_ERROR("[SCREENSHOT] screenshot. CreateCompatibleBitmap failed");
// this bitmap is backed by the memory DC
dprintf("[SCREENSHOT] Debug 16");
if (!SelectObject(hmemdc, hbmp))
BREAK_ON_ERROR("[SCREENSHOT] screenshot. SelectObject failed");
@ -189,11 +172,9 @@ DWORD screenshot(int quality, DWORD dwPipeName)
// screenshot all available monitors by default
HMODULE user32 = NULL;
dprintf("[SCREENSHOT] Debug 17");
if ((user32 = LoadLibraryA("user32")))
{
dprintf("[SCREENSHOT] Debug 18");
FARPROC SPDA = GetProcAddress(user32, "SetProcessDPIAware");
if (SPDA)
{
@ -201,16 +182,13 @@ DWORD screenshot(int quality, DWORD dwPipeName)
}
FreeLibrary(user32);
}
dprintf("[SCREENSHOT] Debug 19");
if (!StretchBlt(hmemdc, 0, 0, sx, sy, hdc, sxpos, sypos, GetSystemMetrics(SM_CXVIRTUALSCREEN), GetSystemMetrics(SM_CYVIRTUALSCREEN), SRCCOPY))
BREAK_ON_ERROR("[SCREENSHOT] screenshot. StretchBlt failed");
// finally convert the BMP we just made into a JPEG...
dprintf("[SCREENSHOT] Debug 20");
if (bmp2jpeg(hbmp, hmemdc, quality, &pJpegBuffer, &dwJpegSize) != 1)
BREAK_WITH_ERROR("[SCREENSHOT] screenshot. bmp2jpeg failed", ERROR_INVALID_HANDLE);
dprintf("[SCREENSHOT] Debug 21");
// we have succeded
dwResult = ERROR_SUCCESS;