Function at 0x42b740
Capabilities:
Access peb ldr_data
Check mutex on windows
Check os version
Get kernel32 base address

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x58bb90
mov eax, dword fs:[0]
push eax
sub esp, 0x48
push ebx
push esi
push edi
mov eax, dword [0x5ef60c]
xor eax, esp
push eax
lea eax, [esp + 0x58]
mov dword fs:[0], eax
mov ebx, ecx
lea eax, [esp + 0x3c]
xor edi, edi
mov dword [esp + 0x20], edi
push eax
mov dword [esp + 0x40], 8
mov dword [esp + 0x44], 0xff
call dword [sym.imp.COMCTL32.dll_InitCommonControlsEx]
mov ecx, ebx
call fcn.0046b164
push edi
call fcn.00474278
add esp, 4
push 0x5bf1c0
mov ecx, ebx
call fcn.00472fb5
mov edx, dword [ebx]
mov eax, dword [ebx + 0xcc]
mov edx, dword [edx + 0xb8]
push eax
mov ecx, ebx
call edx
push str.______________Start_Download_Navigator_____________r_n
push 0x5f80f8
call fcn.00403a70
add esp, 8
push 0x5b95a8
lea ecx, [esp + 0x18]
mov dword [esp + 0x30], edi
mov dword [esp + 0x34], edi
call fcn.00401a30
push edi
mov dword [esp + 0x64], edi
call fcn.00557ad8
add esp, 4
mov dword [esp + 0x2c], eax
push str._Y__m__d__H:_M:_S
lea eax, [esp + 0x30]
push eax
lea ecx, [esp + 0x30]
mov dword [esp + 0x38], edx
call fcn.00406230
push eax
lea ecx, [esp + 0x18]
mov byte [esp + 0x64], 1
call fcn.00401f40
mov byte [esp + 0x60], 0
mov eax, dword [esp + 0x28]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x42b842
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov ecx, dword [esp + 0x14]
push ecx
push str.TIME___s__r_n
push 0x5f80f8
call fcn.00403a70
mov edx, dword [ebx + 0x48]
add esp, 0xc
push edx
push str.COMMAND_LINE___s__r_n
push 0x5f80f8
call fcn.00403a70
add esp, 0xc
push edi
call dword [sym.imp.USER32.dll_GetDC]
mov esi, eax
push 0x5a
push esi
call dword [sym.imp.GDI32.dll_GetDeviceCaps]
mov dword [esp + 0x28], eax
fild dword [esp + 0x28]
push esi
push edi
fdiv qword [0x5c4c48]
fstp dword [ebx + 0x300]
call dword [sym.imp.USER32.dll_ReleaseDC]
push str.EPSON_SOFTWARE_UPDATER
push 1
push edi
call dword [sym.imp.KERNEL32.dll_CreateMutexW]
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x42b9f1
push str.Already_Running____r_n
push 0x5f80f8
call fcn.00403a70
mov eax, dword [ebx + 0xcc]
add esp, 8
cmp dword [eax + 0xa8], edi
jne 0x42b9bc
cmp dword [eax + 0xac], edi
jne 0x42b9bc
call dword [sym.imp.USER32.dll_GetDesktopWindow]
push eax
call fcn.00462b05
mov eax, dword [eax + 0x20]
mov edi, dword [sym.imp.USER32.dll_GetWindow]
push 5
push eax
call edi
push eax
call fcn.00462b05
mov esi, eax
test esi, esi
je 0x42b9ce
mov eax, dword [esi + 0x20]
push str.EPSON_SOFTWARE_UPDATER
push eax
call dword [sym.imp.USER32.dll_GetPropW]
test eax, eax
jne 0x42b942
mov ecx, dword [esi + 0x20]
push 2
push ecx
call edi
push eax
call fcn.00462b05
mov esi, eax
test esi, esi
jne 0x42b916
jmp 0x42b9ce
mov edx, dword [esi + 0x20]
push edx
call dword [sym.imp.USER32.dll_IsIconic]
test eax, eax
je 0x42b959
push 9
mov ecx, esi
call fcn.004660b6
mov eax, dword [esi + 0x20]
mov edi, dword [sym.imp.USER32.dll_SetForegroundWindow]
push eax
call edi
mov ecx, dword [esi + 0x20]
push ecx
call dword [sym.imp.USER32.dll_GetLastActivePopup]
push eax
call fcn.00462b05
mov edx, dword [eax + 0x20]
push edx
call edi
push 0x5b95a8
lea ecx, [esp + 0x24]
call fcn.00401a30
lea eax, [esp + 0x20]
push eax
mov ecx, esi
mov byte [esp + 0x64], 2
call fcn.00464199
push str.Epson_Software_Updater_Auto_Update
lea ecx, [esp + 0x24]
call fcn.004026e0
neg eax
sbb eax, eax
neg eax
add eax, 0xfffffffe
mov dword [ebx + 0x354], eax
jmp 0x42c03a
push str.Launch_From_EPSDNMON.EXE_r_n
push 0x5f80f8
call fcn.00403a70
add esp, 8
or ecx, 0xffffffff
mov dword [esp + 0x60], ecx
mov eax, dword [esp + 0x14]
add eax, 0xfffffff0
mov dword [ebx + 0x354], ecx
lea edx, [eax + 0xc]
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jmp 0x42c07b
mov eax, dword [ebx + 0xcc]
lea esi, [esp + 0x20]
call fcn.0042b1c0
mov ecx, dword [eax]
cmp dword [ecx - 0xc], edi
jne 0x42ba32
mov eax, dword [ebx + 0xcc]
cmp dword [eax + 0x80], edi
jne 0x42ba32
cmp dword [eax + 0x9c], edi
jne 0x42ba32
cmp dword [eax + 0xa8], edi
jne 0x42ba32
mov byte [esp + 0x13], 1
cmp dword [eax + 0xac], edi
je 0x42ba37
mov byte [esp + 0x13], 0
mov eax, dword [esp + 0x20]
add eax, 0xfffffff0
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x42ba57
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
cmp byte [esp + 0x13], 0
je 0x42ba65
mov esi, ebx
call fcn.0042d5a0
mov eax, 1
lea ecx, [esp + 0x34]
push ecx
lea edx, [esp + 0x48]
mov dword [esp + 0x48], eax
mov dword [esp + 0x50], eax
push edx
lea eax, [esp + 0x30]
push eax
mov dword [esp + 0x54], edi
mov dword [esp + 0x5c], edi
call sub.gdiplus.dll_GdiplusStartup
lea ecx, [esp + 0x24]
push ecx
call dword [esp + 0x38]
mov eax, dword [ebx + 0xcc]
cmp dword [eax + 0xd0], edi
je 0x42babe
jg 0x42baac
call fcn.0045e880
mov eax, dword [eax + 0xcc]
lea ecx, [ebx + 0xc0]
push eax
call fcn.00401f40
mov eax, dword [ebx + 0xcc]
mov ecx, dword [eax + 0xa8]
cmp ecx, edi
jne 0x42bada
cmp dword [eax + 0xac], edi
je 0x42bb6e
lea esi, [esp + 0x20]
call fcn.0042b220
lea esi, [ebx + 0xc0]
push eax
mov ecx, esi
mov byte [esp + 0x64], 3
call fcn.00401f40
mov byte [esp + 0x60], 0
mov eax, dword [esp + 0x20]
add eax, 0xfffffff0
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x42bb1b
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov ecx, dword [esi]
cmp dword [ecx - 0xc], edi
jne 0x42bb4d
mov dword [esp + 0x60], 0xffffffff
mov eax, dword [esp + 0x14]
add eax, 0xfffffff0
mov dword [ebx + 0x354], 0xfffffffc
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jmp 0x42c07b
mov eax, dword [ebx + 0xcc]
cmp dword [eax + 0xb8], 0xffff
jne 0x42bb6e
mov dword [ebx + 0x354], 0xfffffffc
jmp 0x42c05f
cmp dword [eax + 0xe4], edi
je 0x42bb8f
jg 0x42bb7d
call fcn.0045e880
mov eax, dword [eax + 0xe0]
lea ecx, [ebx + 0xc4]
push eax
call fcn.00401f40
push ecx
mov ecx, esp
mov dword [esp + 0x24], esp
push edi
call fcn.00401a30
mov esi, 0x5f8100
call fcn.0041b980
mov ecx, dword [ebx + 0xcc]
mov eax, dword [ecx + 0x60]
cmp eax, edi
jbe 0x42bbdf
lea edx, [esp + 0x20]
push edx
mov edi, 0x5f8104
mov dword [esp + 0x24], eax
call fcn.0041bdd0
mov eax, dword [esp + 0x20]
push 0xffffffffffffffff
push 0
mov ecx, 0x5f810c
mov dword [0x5f8120], eax
call fcn.0046bc37
xor edi, edi
call fcn.0045e972
xor ecx, ecx
cmp eax, edi
setne cl
cmp ecx, edi
jne 0x42bbf9
push 0x80004005
call fcn.00401fd0
mov edx, dword [eax]
mov ecx, eax
mov eax, dword [edx + 0xc]
call eax
add eax, 0x10
mov dword [esp + 0x20], eax
push 0
lea edi, [esp + 0x24]
mov byte [esp + 0x64], 4
call fcn.0041bdd0
mov ecx, dword [esp + 0x20]
push ecx
push str.LANGUAGE___s__r_n
push 0x5f80f8
call fcn.00403a70
mov eax, dword [ebx + 0xcc]
add esp, 8
mov esi, esp
mov dword [esp + 0x1c], esp
call fcn.0042b130
lea esi, [esp + 0x20]
call fcn.00411550
add esp, 4
mov byte [esp + 0x60], 5
mov edx, dword [esp + 0x1c]
cmp dword [edx - 0xc], 0
jne 0x42bc9b
mov eax, dword [ebx + 0xcc]
push ecx
mov esi, esp
mov dword [esp + 0x1c], esp
call fcn.0042b160
lea eax, [esp + 0x1c]
push eax
call fcn.004115d0
mov eax, dword [esp + 0x20]
add eax, 0xfffffff0
add esp, 8
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x42bc9b
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, dword [esp + 0x1c]
xor edi, edi
cmp dword [eax - 0xc], edi
je 0x42bd47
push ecx
add eax, 0xfffffff0
mov dword [esp + 0x1c], esp
mov esi, esp
push eax
call fcn.00401ff0
add eax, 0x10
add esp, 4
mov ecx, ebx
mov dword [esi], eax
call fcn.0042cdd0
cmp eax, edi
je 0x42bd47
mov eax, dword [ebx + 0xcc]
lea esi, [esp + 0x18]
call fcn.0042b190
mov ecx, dword [eax]
cmp dword [ecx - 0xc], edi
mov ecx, esi
setne byte [esp + 0x13]
call fcn.00405900
cmp byte [esp + 0x13], 0
je 0x42bcfc
inc dword [ebx + 0x1ac]
jmp 0x42bd47
mov eax, dword [ebx + 0xcc]
lea esi, [esp + 0x18]
call fcn.0042b1c0
mov edx, dword [eax]
cmp dword [edx - 0xc], edi
mov ecx, esi
setne byte [esp + 0x13]
call fcn.00405900
cmp byte [esp + 0x13], 0
je 0x42bd2b
inc dword [ebx + 0x1b0]
jmp 0x42bd47
mov eax, dword [ebx + 0xcc]
cmp dword [eax + 0x80], edi
je 0x42bd41
inc dword [ebx + 0x1a0]
jmp 0x42bd47
inc dword [ebx + 0x1a8]
mov eax, dword [ebx + 0xcc]
lea esi, [esp + 0x18]
call fcn.0042b1c0
lea ecx, [ebx + 0xc8]
push eax
mov byte [esp + 0x64], 6
call fcn.00401f40
mov byte [esp + 0x60], 5
mov eax, dword [esp + 0x18]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x42bd8c
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov ecx, dword [ebx + 0xcc]
xor esi, esi
cmp dword [ecx + 0x3c], edi
je 0x42bdb7
lea ecx, [esi + 1]
mov edx, ebx
call fcn.0042c160
mov esi, eax
cmp esi, 0xa
je 0x42bfa6
cmp esi, 0xb
je 0x42bfa6
mov eax, dword [ebx + 0xcc]
cmp dword [eax + 0xa8], edi
jne 0x42be24
cmp dword [eax + 0xac], edi
jne 0x42be24
push 0x5b95a8
lea ecx, [esp + 0x1c]
call fcn.00401a30
mov byte [esp + 0x60], 7
mov edx, dword [ebx + 0xcc]
lea ecx, [esp + 0x18]
cmp dword [edx + 0xc4], edi
je 0x42bdf9
push 0x5ba8f4
jmp 0x42bdfe
push 0x5bab58
call fcn.004019e0
lea eax, [esp + 0x18]
push eax
call fcn.00409df0
cmp eax, edi
je 0x42be16
call fcn.0040a520
lea ecx, [esp + 0x18]
mov byte [esp + 0x60], 5
call fcn.00405900
mov eax, dword [ebx + 0xcc]
cmp dword [eax + 0x74], edi
je 0x42be36
mov ecx, 2
jmp 0x42be9a
cmp dword [eax + 0x9c], edi
je 0x42be4d
mov ecx, ebx
call fcn.0042d780
mov dword [ebx + 0x354], eax
jmp 0x42bea3
cmp dword [eax + 0xa8], edi
je 0x42be5c
mov ecx, 5
jmp 0x42be9a
cmp dword [eax + 0xac], edi
je 0x42be6b
mov ecx, 6
jmp 0x42be9a
lea esi, [esp + 0x18]
call fcn.0042b190
mov ecx, dword [eax]
cmp dword [ecx - 0xc], edi
mov ecx, esi
setne byte [esp + 0x13]
call fcn.00405900
cmp byte [esp + 0x13], 0
je 0x42be98
mov ecx, 4
mov edx, ebx
call fcn.0042c160
xor ecx, ecx
mov edx, ebx
call fcn.0042c160
mov esi, eax
cmp esi, 0xffffffff
je 0x42bee5
cmp esi, 3
je 0x42bee5
cmp esi, 0xc
jne 0x42bebe
mov dword [ebx + 0x354], 0xfffffffb
jmp 0x42beef
cmp esi, 0xd
je 0x42bed9
cmp esi, 0x10
je 0x42bed9
cmp esi, 0xe
jne 0x42beef
mov dword [ebx + 0x354], 0xfffffff9
jmp 0x42beef
mov dword [ebx + 0x354], 0xfffffffa
jmp 0x42beef
mov dword [ebx + 0x354], VariantCopy
lea esi, [ebx + 0x194]
call fcn.00402660
mov esi, dword [ebx + 0x350]
cmp esi, edi
je 0x42bf42
call fcn.00438af0
mov esi, dword [ebx + 0x350]
mov edx, dword [esi + 0x2c]
push 0xffffffffffffffff
push edx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
cmp eax, 0x102
jne 0x42bf29
mov ecx, esi
call fcn.00438b30
mov ecx, dword [ebx + 0x350]
cmp ecx, edi
je 0x42bf3c
mov eax, dword [ecx]
mov edx, dword [eax + 4]
push 1
call edx
mov dword [ebx + 0x350], edi
mov eax, dword [esp + 0x24]
push eax
call dword [esp + 0x3c]
mov ecx, dword [esp + 0x28]
push ecx
call sub.gdiplus.dll_GdiplusShutdown
lea ecx, [esp + 0x1c]
call fcn.00405900
lea ecx, [esp + 0x20]
mov byte [esp + 0x60], 0
call fcn.00405900
push 0x5f844c
call fcn.004066b0
push str.______________End_Download_Navigator_____________r_n
push 0x5f80f8
call fcn.00403a70
add esp, 8
lea ecx, [esp + 0x14]
call fcn.00405900
xor eax, eax
mov ecx, dword [esp + 0x58]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov esi, dword [ebx + 0x350]
cmp esi, edi
je 0x42bffc
call fcn.00438af0
mov esi, dword [ebx + 0x350]
mov edx, dword [esi + 0x2c]
push 0xffffffffffffffff
push edx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
cmp eax, 0x102
jne 0x42bfe3
mov eax, dword [esi + 0x20]
cmp eax, edi
je 0x42bfe3
cmp dword [eax + 0x20], edi
je 0x42bfe3
mov ecx, eax
mov eax, dword [ecx]
mov edx, dword [eax + 0x60]
call edx
mov ecx, dword [ebx + 0x350]
cmp ecx, edi
je 0x42bff6
mov eax, dword [ecx]
mov edx, dword [eax + 4]
push 1
call edx
mov dword [ebx + 0x350], edi
mov eax, dword [esp + 0x24]
push eax
call dword [esp + 0x3c]
mov ecx, dword [esp + 0x28]
push ecx
call sub.gdiplus.dll_GdiplusShutdown
mov byte [esp + 0x60], 4
mov eax, dword [esp + 0x1c]
add eax, 0xfffffff0
mov dword [ebx + 0x354], edi
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x42c03a
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov byte [esp + 0x60], 0
mov eax, dword [esp + 0x20]
add eax, 0xfffffff0
or edx, 0xffffffff
lea ecx, [eax + 0xc]
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x42c05f
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov dword [esp + 0x60], 0xffffffff
mov eax, dword [esp + 0x14]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x42c087
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
xor eax, eax
mov ecx, dword [esp + 0x58]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret