File size: 8,088 Bytes
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You have a d:\bla.dll with namespace ClassLibraryX, with a class named "MyClass"
That class contains a function defined as:
public static int MyInitFunctionName(string parameters)
then you do: injectDotNetDLL('d:\\bla.dll','ClassLibraryX.MyClass','MyInitFunctionName','Something')
--]]
local DotNetCoreInjectScript=[[
[enable]
alloc(injectdotnetdll, 2048)
alloc(IID_ICLRRuntimeHost4,16)
alloc(RuntimeHost,8)
alloc(paramstr,256)
alloc(methodname,256)
alloc(classname,256)
alloc(dllpath,512)
alloc(returnvalue,4)
alloc(errorvalue,4)
label(error)
dllpath:
dw '%s',0
classname:
dw '%s',0
methodname:
dw '%s',0
paramstr:
dw '%s',0
IID_ICLRRuntimeHost4:
db 66 d3 f6 64 c2 d7 1f 4f b4 b2 e8 16 0c ac 43 af
injectdotnetdll:
[64-bit]
sub rsp,6*8+8
mov rcx,IID_ICLRRuntimeHost4
mov rdx,RuntimeHost
[/64-bit]
[32-bit]
push RuntimeHost
push IID_ICLRRuntimeHost4
[/32-bit]
call GetCLRRuntimeHost
cmp eax,0
jne error
[64-bit]
mov rcx,[RuntimeHost]
mov rax,[rcx]
mov rdx,dllpath
mov r8,classname
mov r9,methodname
mov rbx,paramstr
mov [rsp+20],rbx
mov rbx,returnvalue
mov [rsp+28],rbx
call [rax+b*8]
[/64-bit]
[32-bit]
mov ecx,[RuntimeHost]
mov eax,[ecx]
push returnvalue
push paramstr
push methodname
push classname
push dllpath
push ecx
call [eax+b*4]
[/32-bit]
mov [errorvalue],eax
error:
[64-bit]
add rsp,6*8+8
ret
[/64-bit]
[32-bit]
ret 4
[/32-bit]
createthreadandwait(injectdotnetdll)
[disable]
dealloc(injectdotnetdll)
dealloc(IID_ICLRRuntimeHost4)
dealloc(RuntimeHost)
dealloc(paramstr)
dealloc(methodname)
dealloc(classname)
dealloc(dllpath)
dealloc(returnvalue)
dealloc(errorvalue)
]]
----------------------dot net---------------------------------------
local DotNetStandardInjectScript=[[
[enable]
alloc(injectdotnetdll,4096)
alloc(metahost,8)
alloc(RuntimeEnum,8)
alloc(RuntimeInfo,8)
alloc(RuntimeHost,8)
alloc(IID_ICLRMetaHost,16)
alloc(CLSID_CLRMetaHost,16)
alloc(Count,4)
alloc(IID_ICLRRuntimeHost,16)
alloc(CLSID_CLRRuntimeHost,16)
alloc(returnvalue,4)
alloc(errorvalue,4)
alloc(rti_flags,4)
alloc(rti_started,4)
alloc(paramstr,256)
alloc(methodname,256)
alloc(classname,256)
alloc(dllpath,512)
label(error)
label(RuntimeEnumLoop)
errorvalue:
dd ffffffff //ffffffff= it never even got to the execute part
dllpath:
dw '%s',0
classname:
dw '%s',0
methodname:
dw '%s',0
paramstr:
dw '%s',0
IID_ICLRMetaHost:
db 9E DB 32 D3 B3 B9 25 41 82 07 A1 48 84 F5 32 16
CLSID_CLRMetaHost:
db 8D 18 80 92 8E 0E 67 48 B3 0C 7F A8 38 84 E8 DE
IID_ICLRRuntimeHost:
db 6C A0 F1 90 12 77 62 47 86 B5 7A 5E BA 6B DB 02
CLSID_CLRRuntimeHost:
db 6E A0 F1 90 12 77 62 47 86 B5 7A 5E BA 6B DB 02
injectdotnetdll:
[64-bit]
sub rsp,6*8+8
mov rcx,CLSID_CLRMetaHost
mov rdx,IID_ICLRMetaHost
mov r8,metahost
[/64-bit]
[32-bit]
push metahost
push IID_ICLRMetaHost
push CLSID_CLRMetaHost
[/32-bit]
call MSCOREE.CLRCreateInstance
cmp eax,0
jne error
[64-bit]
mov rcx,[metahost]
mov rax,[rcx]
mov rdx,-1
mov r8,RuntimeEnum
call [rax+6*8] //EnumerateLoadedRuntimes
[/64-bit]
[32-bit]
mov ecx,[metahost]
mov eax,[ecx]
push RuntimeEnum
push -1
push ecx
call [eax+6*4] //EnumerateLoadedRuntimes
[/32-bit]
cmp eax,0
jne error
RuntimeEnumLoop:
[64-bit]
mov rcx,[RuntimeEnum]
mov rax,[rcx]
mov rdx,1
mov r8,RuntimeInfo
mov r9,Count
call [rax+3*8] //RuntimeEnum->Next
[/64-bit]
[32-bit]
mov ecx,[RuntimeEnum]
mov eax,[ecx]
push Count
push RuntimeInfo
push 1
push ecx
call [eax+3*4] //RuntimeEnum->Next
[/32-bit]
cmp eax,0
jne error
[64-bit]
mov rcx,[RuntimeInfo]
mov rax,[rcx]
mov rdx,rti_started
mov r8,rti_flags
call [rax+e*8] //RunTimeInfo->isStarted(started,flags)
[/64-bit]
[32-bit]
mov ecx,[RuntimeInfo]
mov eax,[ecx]
push rti_flags
push rti_started
push ecx
call [eax+e*4] //RunTimeInfo->isStarted(started,flags)
[/32-bit]
cmp eax,0
jne RuntimeEnumLoop
cmp dword [rti_flags],0
je RuntimeEnumLoop
//started
[64-bit]
mov rcx,[RuntimeInfo]
mov rax,[rcx]
mov rdx,CLSID_CLRRuntimeHost
mov r8,IID_ICLRRuntimeHost
mov r9,RuntimeHost
call [rax+9*8] //GetInterface
[/64-bit]
[32-bit]
mov ecx,[RuntimeInfo]
mov eax,[ecx]
push RuntimeHost
push IID_ICLRRuntimeHost
push CLSID_CLRRuntimeHost
push ecx
call [eax+9*4] //GetInterface
[/32-bit]
cmp eax,0
jne RuntimeEnumLoop
[64-bit]
mov rcx,[RuntimeHost]
mov rax,[rcx]
mov rdx,dllpath
mov r8,classname
mov r9,methodname
mov rbx,paramstr
mov [rsp+20],rbx
mov rbx,returnvalue
mov [rsp+28],rbx
call [rax+b*8]
[/64-bit]
[32-bit]
mov ecx,[RuntimeHost]
mov eax,[ecx]
push returnvalue
push paramstr
push methodname
push classname
push dllpath
push ecx
call [eax+b*4]
[/32-bit]
mov [errorvalue],eax
jmp RuntimeEnumLoop
error:
[64-bit]
add rsp,6*8+8
ret
[/64-bit]
[32-bit]
ret 4
[/32-bit]
createthreadandwait(injectdotnetdll)
[disable]
dealloc(injectdotnetdll)
dealloc(metahost)
dealloc(RuntimeEnum)
dealloc(RuntimeInfo)
dealloc(RuntimeHost)
dealloc(IID_ICLRMetaHost)
dealloc(CLSID_CLRMetaHost)
dealloc(Count)
dealloc(IID_ICLRRuntimeHost)
dealloc(CLSID_CLRRuntimeHost)
dealloc(returnvalue)
dealloc(errorvalue)
dealloc(rti_flags)
dealloc(rti_started)
dealloc(paramstr)
dealloc(methodname)
dealloc(classname)
dealloc(dllpath)
]]
function injectDotNetDLL(path, classname, methodname, parameter, timeout)
if monopipe then
--inject the dll using mono
local assembly=mono_loadAssemblyFromFile(path)
if (classname==nil) and (method==nil) then return assembly end
if assembly and classname and methodname then
local image=mono_getImageFromAssembly(assembly)
if image then
--find class
local c=mono_image_enumClasses(image)
for i=1,#c do
if c[i].classname==classname then
local m=mono_class_enumMethods(c[i].class)
if m.name==methodname then
local result
if parameter then
local args={}
args[1]={}
args[1].type=vtString
args[1].value=parameter
result=mono_invoke_method(nil,m,nil,{})
else
result=mono_invoke_method(nil,m,nil,nil)
end
return result
end
end
end
end
end
return
end
local m=enumModules()
local isDotNetCore=false
local isDotNetStandard=false
for i=1,#m do
local uppername=m[i].Name:upper()
if uppername=='MSCOREE.DLL' then
if getAddressSafe('MSCOREE.CLRCreateInstance') then
isDotNetStandard=true
end
end
if uppername=='CORECLR.DLL' then
if getAddressSafe('CORECLR.GetCLRRuntimeHost') then
isDotNetCore=true
end
end
end
local script
if isDotNetCore then
script=DotNetCoreInjectScript
elseif isDotNetStandard then
script=DotNetStandardInjectScript
else
return nil,-4 --no dotnet architecture detected. Todo: Create a .net host in the target?
end
local script=string.format(script,path, classname, methodname, parameter)
status, disableInfo=autoAssemble(script)
if status then
local returnValue=readInteger(disableInfo.allocs.returnvalue.address)
local errorValue=readInteger(disableInfo.allocs.errorvalue.address)
autoAssemble(script, disableInfo)
if errorValue==nil then
return nil,-3 --target crashed...
end
if errorValue~=0 then --not a successful load
if errorValue==0xffffffff then
return nil, -2 --failed getting to the execute part
else
return nil, errorValue --execution gave this error (ntstatus)
end
end
return returnValue
else
return nil,-1
end
end
injectDotNetLibrary=injectDotNetDLL
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