mirror of
https://github.com/HyperDbg/HyperDbg.git
synced 2026-07-10 01:29:59 +00:00
323 lines
10 KiB
C++
323 lines
10 KiB
C++
/**
|
|
* @file d-u.cpp
|
|
* @author Sina Karvandi (sina@hyperdbg.org)
|
|
* @brief !u* u* , !d* d* commands
|
|
* @details
|
|
* @version 0.1
|
|
* @date 2020-05-27
|
|
*
|
|
* @copyright This project is released under the GNU Public License v3.
|
|
*
|
|
*/
|
|
#include "..\hprdbgctrl\pch.h"
|
|
|
|
//
|
|
// Global Variables
|
|
//
|
|
extern BOOLEAN g_IsSerialConnectedToRemoteDebuggee;
|
|
|
|
/**
|
|
* @brief help of u* d* !u* !d* commands
|
|
*
|
|
* @return VOID
|
|
*/
|
|
VOID
|
|
CommandReadMemoryAndDisassemblerHelp()
|
|
{
|
|
ShowMessages("u !u u2 !u2 & db dc dd dq !db !dc !dd !dq : read the "
|
|
"memory different shapes (hex) and disassembler\n");
|
|
ShowMessages("d[b] Byte and ASCII characters\n");
|
|
ShowMessages("d[c] Double-word values (4 bytes) and ASCII characters\n");
|
|
ShowMessages("d[d] Double-word values (4 bytes)\n");
|
|
ShowMessages("d[q] Quad-word values (8 bytes). \n");
|
|
ShowMessages("u Disassembler at the target address (x64) \n");
|
|
ShowMessages("u2 Disassembler at the target address (x86) \n");
|
|
ShowMessages("\nIf you want to read physical memory then add '!' at the "
|
|
"start of the command\n");
|
|
ShowMessages("you can also disassemble physical memory using '!u'\n\n");
|
|
|
|
ShowMessages("syntax : \t[!]d[b|c|d|q] [address] l [length (hex)] pid "
|
|
"[process id (hex)]\n");
|
|
ShowMessages("\t\te.g : db nt!Kd_DEFAULT_Mask\n");
|
|
ShowMessages("\t\te.g : db nt!Kd_DEFAULT_Mask+10\n");
|
|
ShowMessages("\t\te.g : db @rax\n");
|
|
ShowMessages("\t\te.g : db @rax+50\n");
|
|
ShowMessages("\t\te.g : db fffff8077356f010\n");
|
|
ShowMessages("\t\te.g : !dq 100000\n");
|
|
ShowMessages("\t\te.g : !dq @rax+77\n");
|
|
ShowMessages("\t\te.g : u nt!ExAllocatePoolWithTag\n");
|
|
ShowMessages("\t\te.g : u nt!ExAllocatePoolWithTag+30\n");
|
|
ShowMessages("\t\te.g : u fffff8077356f010\n");
|
|
ShowMessages("\t\te.g : u fffff8077356f010+@rcx\n");
|
|
}
|
|
|
|
/**
|
|
* @brief u* d* !u* !d* commands handler
|
|
*
|
|
* @param SplittedCommand
|
|
* @param Command
|
|
* @return VOID
|
|
*/
|
|
VOID
|
|
CommandReadMemoryAndDisassembler(vector<string> SplittedCommand, string Command)
|
|
{
|
|
UINT32 Pid = 0;
|
|
UINT32 Length = 0;
|
|
UINT64 TargetAddress = 0;
|
|
BOOLEAN IsNextProcessId = FALSE;
|
|
BOOLEAN IsFirstCommand = TRUE;
|
|
BOOLEAN IsNextLength = FALSE;
|
|
vector<string> SplittedCommandCaseSensitive {Split(Command, ' ')};
|
|
UINT32 IndexInCommandCaseSensitive = 0;
|
|
|
|
string FirstCommand = SplittedCommand.front();
|
|
|
|
if (SplittedCommand.size() == 1)
|
|
{
|
|
//
|
|
// Means that user entered just a connect so we have to
|
|
// ask to connect to what ?
|
|
//
|
|
ShowMessages("incorrect use of '%s' command\n\n", FirstCommand.c_str());
|
|
CommandReadMemoryAndDisassemblerHelp();
|
|
return;
|
|
}
|
|
|
|
for (auto Section : SplittedCommand)
|
|
{
|
|
IndexInCommandCaseSensitive++;
|
|
|
|
if (IsFirstCommand)
|
|
{
|
|
IsFirstCommand = FALSE;
|
|
continue;
|
|
}
|
|
if (IsNextProcessId == TRUE)
|
|
{
|
|
if (!ConvertStringToUInt32(Section, &Pid))
|
|
{
|
|
ShowMessages("err, you should enter a valid process id\n\n");
|
|
return;
|
|
}
|
|
IsNextProcessId = FALSE;
|
|
continue;
|
|
}
|
|
|
|
if (IsNextLength == TRUE)
|
|
{
|
|
if (!ConvertStringToUInt32(Section, &Length))
|
|
{
|
|
ShowMessages("err, you should enter a valid length\n\n");
|
|
return;
|
|
}
|
|
IsNextLength = FALSE;
|
|
continue;
|
|
}
|
|
|
|
if (!Section.compare("l"))
|
|
{
|
|
IsNextLength = TRUE;
|
|
continue;
|
|
}
|
|
|
|
if (!Section.compare("pid"))
|
|
{
|
|
IsNextProcessId = TRUE;
|
|
continue;
|
|
}
|
|
|
|
//
|
|
// Probably it's address
|
|
//
|
|
if (TargetAddress == 0)
|
|
{
|
|
if (!SymbolConvertNameOrExprToAddress(SplittedCommandCaseSensitive.at(IndexInCommandCaseSensitive - 1),
|
|
&TargetAddress))
|
|
{
|
|
//
|
|
// Couldn't resolve or unkonwn parameter
|
|
//
|
|
ShowMessages("err, couldn't resolve error at '%s'\n",
|
|
SplittedCommandCaseSensitive.at(IndexInCommandCaseSensitive - 1).c_str());
|
|
return;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// User inserts two address
|
|
//
|
|
ShowMessages("err, incorrect use of '%s' command\n\n",
|
|
FirstCommand.c_str());
|
|
CommandReadMemoryAndDisassemblerHelp();
|
|
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (!TargetAddress)
|
|
{
|
|
//
|
|
// User inserts two address
|
|
//
|
|
ShowMessages("err, please enter a valid address\n\n");
|
|
|
|
return;
|
|
}
|
|
|
|
if (Length == 0)
|
|
{
|
|
//
|
|
// Default length (user doesn't specified)
|
|
//
|
|
if (!FirstCommand.compare("u") || !FirstCommand.compare("!u"))
|
|
{
|
|
Length = 0x40;
|
|
}
|
|
else
|
|
{
|
|
Length = 0x80;
|
|
}
|
|
}
|
|
|
|
if (IsNextLength || IsNextProcessId)
|
|
{
|
|
ShowMessages("incorrect use of '%s' command\n\n", FirstCommand.c_str());
|
|
CommandReadMemoryAndDisassemblerHelp();
|
|
return;
|
|
}
|
|
|
|
//
|
|
// Check to prevent using process id in d* and u* commands
|
|
//
|
|
if (g_IsSerialConnectedToRemoteDebuggee && Pid != 0)
|
|
{
|
|
ShowMessages("err, you cannot specify 'pid' in the debugger mode\n");
|
|
return;
|
|
}
|
|
|
|
if (Pid == 0)
|
|
{
|
|
//
|
|
// Default process we read from current process
|
|
//
|
|
Pid = GetCurrentProcessId();
|
|
}
|
|
|
|
if (!FirstCommand.compare("db"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(DEBUGGER_SHOW_COMMAND_DB,
|
|
TargetAddress,
|
|
DEBUGGER_READ_VIRTUAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
else if (!FirstCommand.compare("dc"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(DEBUGGER_SHOW_COMMAND_DC,
|
|
TargetAddress,
|
|
DEBUGGER_READ_VIRTUAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
else if (!FirstCommand.compare("dd"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(DEBUGGER_SHOW_COMMAND_DD,
|
|
TargetAddress,
|
|
DEBUGGER_READ_VIRTUAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
else if (!FirstCommand.compare("dq"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(DEBUGGER_SHOW_COMMAND_DQ,
|
|
TargetAddress,
|
|
DEBUGGER_READ_VIRTUAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
else if (!FirstCommand.compare("!db"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(DEBUGGER_SHOW_COMMAND_DB,
|
|
TargetAddress,
|
|
DEBUGGER_READ_PHYSICAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
else if (!FirstCommand.compare("!dc"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(DEBUGGER_SHOW_COMMAND_DC,
|
|
TargetAddress,
|
|
DEBUGGER_READ_PHYSICAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
else if (!FirstCommand.compare("!dd"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(DEBUGGER_SHOW_COMMAND_DD,
|
|
TargetAddress,
|
|
DEBUGGER_READ_PHYSICAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
else if (!FirstCommand.compare("!dq"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(DEBUGGER_SHOW_COMMAND_DQ,
|
|
TargetAddress,
|
|
DEBUGGER_READ_PHYSICAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
|
|
//
|
|
// Disassembler (!u or u or u2 !u2)
|
|
//
|
|
else if (!FirstCommand.compare("u"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(
|
|
DEBUGGER_SHOW_COMMAND_DISASSEMBLE64,
|
|
TargetAddress,
|
|
DEBUGGER_READ_VIRTUAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
else if (!FirstCommand.compare("!u"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(
|
|
DEBUGGER_SHOW_COMMAND_DISASSEMBLE64,
|
|
TargetAddress,
|
|
DEBUGGER_READ_PHYSICAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
else if (!FirstCommand.compare("u2"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(
|
|
DEBUGGER_SHOW_COMMAND_DISASSEMBLE32,
|
|
TargetAddress,
|
|
DEBUGGER_READ_VIRTUAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
else if (!FirstCommand.compare("!u2"))
|
|
{
|
|
HyperDbgReadMemoryAndDisassemble(
|
|
DEBUGGER_SHOW_COMMAND_DISASSEMBLE32,
|
|
TargetAddress,
|
|
DEBUGGER_READ_PHYSICAL_ADDRESS,
|
|
READ_FROM_KERNEL,
|
|
Pid,
|
|
Length);
|
|
}
|
|
}
|