Function at 0x403b10
Capabilities:
Check if file exists
Check mutex on windows
Check os version
Delete directory
Get file attributes

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x43e868
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x6c
push ebx
push esi
push edi
mov edi, ecx
push 0xc
push 0x40
mov dword [ebp - 0x14], edi
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
mov esi, eax
xor ebx, ebx
cmp esi, ebx
mov dword [ebp - 0x28], esi
je 0x403be7
cmp dword [esi], ebx
jne 0x403be7
push 0x4519a4
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov edi, eax
cmp edi, ebx
je 0x403bd8
push str.InitializeSecurityDescriptor
push edi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.SetSecurityDescriptorDacl
push edi
mov dword [ebp - 0x20], eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov ecx, dword [ebp - 0x20]
mov dword [ebp - 0x2c], eax
cmp ecx, ebx
je 0x403bd8
cmp eax, ebx
je 0x403bd8
push 0x14
push 0x40
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
mov edi, eax
cmp edi, ebx
je 0x403be4
push 1
push edi
call dword [ebp - 0x20]
test eax, eax
jne 0x403bb1
push edi
call dword [sym.imp.KERNEL32.dll_LocalFree]
jmp 0x403be4
push ebx
push ebx
push 1
push edi
call dword [ebp - 0x2c]
test eax, eax
jne 0x403bc6
push edi
call dword [sym.imp.KERNEL32.dll_LocalFree]
jmp 0x403be4
mov dword [esi], 0xc
mov dword [esi + 4], edi
mov dword [esi + 8], 1
jmp 0x403be4
push esi
call dword [sym.imp.KERNEL32.dll_LocalFree]
xor esi, esi
mov dword [ebp - 0x28], esi
mov edi, dword [ebp - 0x14]
push str.7F9ACF0B_9532_45b8_B798_96ACF01A3940_RfPortableKiller
lea ecx, [ebp - 0x3c]
mov dword [ebp - 4], ebx
call fcn.004220d0
push str.7F9ACF0B_9532_45b8_B798_96ACF01A3940_RfPortableKiller
push ebx
push esi
mov byte [ebp - 4], 1
mov dword [ebp - 0x34], ebx
mov dword [ebp - 0x3c], 0x44293c
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
push ebx
push eax
push 6
mov dword [ebp - 0x38], eax
call fcn.00413370
add esp, 0xc
cmp esi, ebx
mov byte [ebp - 4], 3
je 0x403c43
mov dword [esi], ebx
mov eax, dword [esi + 4]
cmp eax, ebx
je 0x403c3c
push eax
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov dword [esi + 4], ebx
push esi
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov eax, dword [ebp - 0x38]
cmp eax, ebx
je 0x403c9c
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
cmp eax, ebx
je 0x403c9c
cmp eax, 0x80
je 0x403c9c
push ebx
push 0x4519ec
push str.RoboForm2Go_stopper_is_already_running
push ebx
push 4
call fcn.00404af0
add esp, 0x14
lea ecx, [ebp - 0x3c]
mov dword [ebp - 4], 0xffffffff
mov dword [ebp - 0x3c], 0x44293c
call fcn.00422120
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
mov esp, ebp
pop ebp
ret
mov eax, dword [0x4804ec]
mov dword [ebp - 0x24], eax
push str.PortableLanguage
push 0x451a34
lea ecx, [ebp - 0x24]
push SysReAllocString
push ecx
mov byte [ebp - 4], 4
call fcn.00411bc0
lea edx, [edi + 0xd0]
push 1
lea eax, [ebp - 0x24]
push edx
push eax
call fcn.0040d830
mov eax, dword [edi + 0xc4]
add esp, 0x1c
cmp eax, ebx
jne 0x403cea
mov ecx, dword [edi + 0xcc]
call fcn.00409a70
push 0x512
lea ecx, [ebp - 0x2c]
call fcn.0040dda0
mov eax, dword [eax]
mov ecx, dword [edi + 0xcc]
push eax
mov byte [ebp - 4], 5
call fcn.00409880
lea ecx, [ebp - 0x2c]
mov byte [ebp - 4], 4
call fcn.004368f0
mov ecx, dword [0x4804ec]
mov dword [ebp - 0x78], 0xffffffff
mov dword [ebp - 0x74], ebx
mov dword [ebp - 0x70], ebx
mov dword [ebp - 0x6c], ebx
mov dword [ebp - 0x68], 0x44292c
mov dword [ebp - 0x5c], ebx
mov dword [ebp - 0x58], ebx
mov dword [ebp - 0x60], ebx
mov dword [ebp - 0x64], ebx
mov dword [ebp - 0x54], ebx
mov dword [ebp - 0x50], 0xa
mov dword [ebp - 0x4c], ecx
push ebx
push 2
push 1
push ebx
lea ecx, [ebp - 0x78]
mov byte [ebp - 4], 6
call fcn.0040ba90
push str.RoboFormPortableStarterPath
push 0x451a70
push SysReAllocString
call fcn.00411c90
add esp, 0xc
call fcn.00408220
test eax, eax
je 0x403da5
push 0x483ee4
lea ecx, [ebp - 0x20]
call fcn.00436970
lea edx, [ebp - 0x20]
mov ecx, edi
push edx
mov byte [ebp - 4], 7
call fcn.00404220
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x20]
jmp 0x403f5c
push 0x516
lea ecx, [ebp - 0x2c]
call fcn.0040dda0
mov eax, dword [eax]
mov ecx, dword [edi + 0xcc]
push eax
mov byte [ebp - 4], 8
call fcn.00409880
lea ecx, [ebp - 0x2c]
mov byte [ebp - 4], 6
call fcn.004368f0
mov eax, dword [0x4804ec]
mov dword [ebp - 0x14], eax
lea ecx, [ebp - 0x14]
mov byte [ebp - 4], 9
push ecx
call fcn.0040f620
add esp, 4
test eax, eax
je 0x403edb
lea edx, [ebp - 0x14]
push str.Firefoxcomponents
lea eax, [ebp - 0x48]
push edx
push eax
call fcn.00436c50
lea ecx, [ebp - 0x14]
push str.Firefoxchrome
lea edx, [ebp - 0x44]
push ecx
push edx
mov byte [ebp - 4], 0xa
call fcn.00436c50
lea eax, [ebp - 0x14]
push 0x451ab4
lea ecx, [ebp - 0x40]
push eax
push ecx
mov byte [ebp - 4], 0xb
call fcn.00436c50
mov byte [ebp - 4], 0xc
lea esi, [ebp - 0x48]
mov dword [ebp - 0x1c], 3
push 0x451ac0
lea ecx, [ebp - 0x20]
call fcn.00436970
lea edx, [ebp - 0x20]
mov byte [ebp - 4], 0xd
push edx
push esi
call fcn.004045d0
add esp, 8
test eax, eax
je 0x403e6f
mov eax, dword [esi]
push eax
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryA]
cmp eax, ebx
mov byte [ebp - 0xd], 1
jne 0x403e72
mov byte [ebp - 0xd], bl
lea ecx, [ebp - 0x20]
mov byte [ebp - 4], 0xc
call fcn.004368f0
mov eax, dword [ebp - 0x1c]
add esi, 4
dec eax
mov dword [ebp - 0x1c], eax
jne 0x403e3c
push 0x451ac8
lea ecx, [ebp - 0x20]
call fcn.00436970
lea eax, [ebp - 0x20]
lea ecx, [ebp - 0x14]
push eax
push ecx
mov byte [ebp - 4], 0xe
call fcn.004045d0
add esp, 8
lea ecx, [ebp - 0x20]
mov byte [ebp - 4], 0xc
call fcn.004368f0
lea ecx, [ebp - 0x40]
mov byte [ebp - 4], 0xb
call fcn.004368f0
lea ecx, [ebp - 0x44]
mov byte [ebp - 4], 0xa
call fcn.004368f0
lea ecx, [ebp - 0x48]
mov byte [ebp - 4], 9
call fcn.004368f0
push 0x451ad0
push 0x451ae0
push SysReAllocString
call fcn.00411c90
push 0x451b00
push 0x451b14
push reloc.OLEAUT32.dll_SysReAllocString
call fcn.00411c90
push 0x451b34
push 0x451b48
push SysReAllocString
call fcn.00411c90
add esp, 0x24
call dword [sym.imp.KERNEL32.dll_GetVersion]
and eax, 0xff
cmp eax, 6
jb 0x403f55
mov edx, dword [0x4804ec]
mov dword [ebp - 0x20], edx
lea eax, [ebp - 0x20]
mov byte [ebp - 4], 0xf
push eax
push 0x47b138
push ebx
call fcn.00412980
add esp, 0xc
lea ecx, [ebp - 0x20]
mov byte [ebp - 4], 9
call fcn.004368f0
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x14]
call fcn.004368f0
push str.B0320D13_5528_4de6_A342_0A56FAE05D88_RfSetup
push ebx
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_CreateEventA]
mov esi, eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
xor ecx, ecx
cmp eax, 0xb7
sete cl
push esi
mov dword [ebp - 0x2c], ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x2c], ebx
jne 0x40417b
mov edx, dword [0x4804ec]
mov dword [ebp - 0x20], edx
push str._RunRf
push 0x451ba0
lea eax, [ebp - 0x20]
push SysReAllocString
push eax
mov byte [ebp - 4], 0x10
call fcn.00411bc0
mov ecx, dword [0x4804ec]
mov dword [ebp - 0x1c], ecx
push 0x451bb8
push 0x451bc8
lea edx, [ebp - 0x1c]
push SysReAllocString
push edx
mov byte [ebp - 4], 0x11
call fcn.00411bc0
mov eax, dword [ebp - 0x1c]
add esp, 0x20
cmp dword [eax - 8], ebx
je 0x404100
mov ecx, dword [ebp - 0x20]
cmp dword [ecx - 8], ebx
je 0x404100
mov ecx, dword [edi + 0xcc]
push str.Restarting_RoboForm_Taskbar_Icon
call fcn.00409880
mov edx, dword [0x4804ec]
mov dword [ebp - 0x14], edx
push 0x451c0c
push 0x451c1c
lea eax, [ebp - 0x14]
push SysReAllocString
push eax
mov byte [ebp - 4], 0x12
call fcn.00411bc0
lea ecx, [ebp - 0x14]
push ecx
call fcn.004067a0
add esp, 0x14
lea ecx, [ebp - 0x30]
push 0x451c34
call fcn.00436970
push eax
lea edx, [ebp - 0x14]
lea eax, [ebp - 0x18]
push edx
push eax
mov byte [ebp - 4], 0x13
call fcn.00436bc0
lea ecx, [ebp - 0x30]
mov byte [ebp - 4], 0x15
call fcn.004368f0
mov ecx, dword [ebp - 0x18]
push ecx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x4040eb
test al, 0x10
jne 0x4040eb
mov edx, dword [0x4804ec]
mov dword [ebp - 0x2c], edx
push 0x483ee8
lea ecx, [ebp - 0x28]
mov byte [ebp - 4], 0x16
call fcn.00436970
lea eax, [ebp - 0x2c]
lea ecx, [ebp - 0x14]
push eax
lea edx, [ebp - 0x28]
push ecx
lea eax, [ebp - 0x18]
push edx
push eax
mov byte [ebp - 4], 0x17
call fcn.00405fd0
mov esi, eax
add esp, 0x10
dec esi
lea ecx, [ebp - 0x28]
neg esi
sbb esi, esi
mov byte [ebp - 4], 0x16
inc esi
call fcn.004368f0
cmp esi, ebx
je 0x4040cf
mov ecx, edi
call fcn.00404270
jmp 0x4040df
mov ecx, dword [edi + 0xcc]
push str.Cannot_start_taskbar_icon
call fcn.00409880
lea ecx, [ebp - 0x2c]
mov byte [ebp - 4], 0x15
call fcn.004368f0
lea ecx, [ebp - 0x18]
mov byte [ebp - 4], 0x12
call fcn.004368f0
mov byte [ebp - 4], 0x11
lea ecx, [ebp - 0x14]
jmp 0x40415e
mov ecx, dword [edi + 0xcc]
push str.Final_Cleanup
call fcn.00409880
mov ecx, dword [0x4804ec]
mov dword [ebp - 0x18], ecx
push 0x451c78
push 0x451c88
lea edx, [ebp - 0x18]
push SysReAllocString
push edx
mov byte [ebp - 4], 0x18
call fcn.00411bc0
mov eax, dword [ebp - 0x18]
add esp, 0x10
cmp dword [eax - 8], ebx
jne 0x404157
push str.Siber_Systems
push str.Software
push SysReAllocString
call fcn.00411d60
add esp, 0xc
mov byte [ebp - 4], 0x11
lea ecx, [ebp - 0x18]
call fcn.004368f0
lea ecx, [ebp - 0x1c]
mov byte [ebp - 4], 0x10
call fcn.004368f0
lea ecx, [ebp - 0x20]
mov byte [ebp - 4], 6
call fcn.004368f0
cmp dword [edi + 0xc4], ebx
je 0x404190
mov ecx, dword [edi + 0xcc]
call fcn.00409b00
jmp 0x4041a1
mov ecx, dword [edi + 0xcc]
push ebx
push 0x7d0
call fcn.0040a520
lea ecx, [ebp - 0x4c]
mov byte [ebp - 4], 0x19
call fcn.004368f0
lea ecx, [ebp - 0x68]
mov dword [ebp - 0x68], 0x44292c
mov dword [ebp - 0x30], ecx
mov eax, dword [ebp - 0x64]
mov byte [ebp - 4], 0x1a
cmp eax, ebx
je 0x4041cb
mov eax, dword [eax]
cmp eax, ebx
jne 0x4041c5
mov ecx, dword [ebp - 0x54]
mov dword [ebp - 0x5c], ebx
mov dword [ebp - 0x58], ebx
mov dword [ebp - 0x60], ebx
mov dword [ebp - 0x64], ebx
call fcn.00430bf0
lea ecx, [ebp - 0x24]
mov dword [ebp - 0x54], ebx
mov byte [ebp - 4], 3
call fcn.004368f0
lea ecx, [ebp - 0x3c]
mov dword [ebp - 4], 0xffffffff
mov dword [ebp - 0x3c], 0x44293c
call fcn.00422120
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov eax, 1
pop ebx
mov dword fs:[0], ecx
mov esp, ebp
pop ebp
ret