Function at 0x42a8b0
Capabilities:
Create process on windows
Set registry value

Disassembly:
push 0xffffffffffffffff
push 0x489128
mov eax, dword fs:[0]
push eax
sub esp, 0x10
push ebp
push esi
push edi
mov eax, dword [0x4bdbb0]
xor eax, esp
push eax
lea eax, [esp + 0x20]
mov dword fs:[0], eax
mov dword [esp + 0x28], 0
call fcn.00449852
xor ecx, ecx
test eax, eax
setne cl
test ecx, ecx
jne 0x42a8f8
push 0x80004005
call fcn.004108b0
mov edx, dword [eax]
mov ecx, eax
mov eax, dword [edx + 0xc]
call eax
lea ebp, [eax + 0x10]
mov dword [esp + 0x18], ebp
push str.EstMsAddin.dll
lea ecx, [esp + 0x34]
push ecx
lea edx, [esp + 0x18]
push edx
mov byte [esp + 0x34], 1
call fcn.00411ae0
add esp, 0xc
mov byte [esp + 0x28], 2
call fcn.00449852
xor ecx, ecx
test eax, eax
setne cl
test ecx, ecx
jne 0x42a943
push 0x80004005
call fcn.004108b0
mov edx, dword [eax]
mov ecx, eax
mov eax, dword [edx + 0xc]
call eax
add eax, 0x10
mov dword [esp + 0x14], eax
mov ecx, dword [esp + 0x10]
push ecx
lea edx, [esp + 0x18]
push str._s___s_
push edx
mov byte [esp + 0x34], 3
call fcn.004135e0
mov esi, dword [esp + 0x20]
mov edi, dword [sym.imp.SHELL32.dll_ShellExecuteW]
add esp, 0xc
push 0
push 0
push esi
push str.regsvr32.exe
push 0
push 0
call edi
test eax, eax
jne 0x42a9b9
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
mov eax, dword [esp + 0x14]
push eax
lea ecx, [esp + 0x20]
push 0x4928f4
push ecx
call fcn.004135e0
mov ebp, dword [esp + 0x28]
add esp, 0x10
push 0
push 0
push ebp
call fcn.0044aa9f
call fcn.004271f0
test eax, eax
je 0x42aa6c
push 0x49255c
lea edx, [esp + 0x34]
push edx
lea eax, [esp + 0x24]
push eax
call fcn.00411ae0
add esp, 0xc
push eax
lea ecx, [esp + 0x14]
mov byte [esp + 0x2c], 4
call fcn.00411910
mov eax, dword [esp + 0x1c]
add eax, 0xfffffff0
mov byte [esp + 0x28], 3
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x42aa11
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov ecx, dword [esp + 0x10]
push ecx
lea edx, [esp + 0x18]
push str._s___s_
push edx
call fcn.004135e0
mov esi, dword [esp + 0x20]
add esp, 0xc
push 0
push 0
push esi
push str.regsvr32.exe
push 0
push 0
call edi
test eax, eax
jne 0x42aa6c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
mov eax, dword [esp + 0x14]
push eax
lea ecx, [esp + 0x20]
push 0x4928f4
push ecx
call fcn.004135e0
mov ebp, dword [esp + 0x28]
add esp, 0x10
push 0
push 0
push ebp
call fcn.0044aa9f
lea eax, [esi - 0x10]
mov byte [esp + 0x28], 2
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x42aa8d
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, dword [esp + 0x10]
add eax, 0xfffffff0
mov byte [esp + 0x28], 1
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x42aab2
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
lea eax, [ebp - 0x10]
mov byte [esp + 0x28], 0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x42aad3
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, dword [esp + 0x30]
add eax, 0xfffffff0
mov dword [esp + 0x28], 0xffffffff
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x42aafb
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebp
add esp, 0x1c
ret 4