Function at 0x420e4a
Capabilities:
Create directory
Get common file path
Set environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x3c
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
cmp word [edi], 0x5e
mov dword [ebp - 0x14], ecx
jne 0x420e64
inc edi
inc edi
mov dword [ebp + 8], edi
push edi
call dword [sym.imp.KERNEL32.dll_lstrlenW]
add eax, 0x400
push eax
lea ecx, [ebp - 0x34]
call fcn.004465ac
mov esi, dword [ebp - 0x34]
xor eax, eax
cmp dword [ebp + 0xc], 0x24
push 0x23
mov dword [ebp - 0x20], esi
mov dword [ebp - 0xc], eax
mov dword [ebp - 0x10], eax
mov dword [ebp - 0x24], eax
pop ebx
jne 0x420e9c
mov dword [ebp - 0xc], 0x24
jmp 0x420ea4
cmp dword [ebp + 0xc], ebx
jne 0x420ea4
mov dword [ebp - 0x10], ebx
mov ax, word [edi]
push 0x24
pop ecx
cmp ax, cx
jne 0x420ebb
cmp word [ebp - 0xc], 0
jne 0x420ebb
mov dword [ebp - 0xc], ecx
jmp 0x420eca
cmp ax, bx
jne 0x420ecf
cmp word [ebp - 0x10], 0
jne 0x420ecf
mov dword [ebp - 0x10], ebx
inc edi
inc edi
mov dword [ebp + 8], edi
cmp word [edi], 0x20
jne 0x420eda
inc edi
inc edi
mov dword [ebp + 8], edi
xor eax, eax
mov ax, word [edi]
cmp ax, 0x2a
je 0x420eeb
cmp ax, 0x2d
jne 0x420ef3
inc edi
inc edi
mov dword [ebp - 0x24], eax
mov dword [ebp + 8], edi
and dword [ebp - 0x28], 0
cmp byte [ebp + 0xc], 0
lea ecx, [ebp - 0x1c]
setne byte [ebp - 1]
call fcn.0044658e
cmp word [edi], 0
jne 0x420fe6
cmp dword [ebp + 0x10], 0
je 0x420fdf
cmp dword [ebp + 0x10], ebx
je 0x420fdf
mov word [esi], 0x2a
xor esi, esi
mov eax, dword [esi + 0x4c8104]
mov ebx, dword [ebp - 0x20]
inc eax
inc eax
push eax
push 0x4cb018
add ebx, 2
push ebx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0xc
push 1
lea edi, [esi + 0x4c8100]
push dword [edi]
lea ebx, [ebx + eax*2]
push ebx
push 0
call dword [sym.imp.SHELL32.dll_SHGetSpecialFolderPathW]
test eax, eax
je 0x420fd1
cmp dword [edi], 0x1a
jne 0x420f84
push str.MicrosoftInternet_ExplorerQuick_Launch
push ebx
call dword [sym.imp.KERNEL32.dll_lstrcatW]
push ebx
call fcn.004151fa
pop ecx
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
push str.HKCUEnvironment_
lea ecx, [ebp - 0x1c]
call fcn.0045066c
mov eax, dword [ebp - 0x20]
add eax, 2
push eax
lea ecx, [ebp - 0x1c]
call fcn.004465fa
push 1
push dword [ebp - 0x1c]
mov edi, 0x4e3110
mov ecx, edi
call fcn.00463863
push ebx
push dword [esi + 0x4c8104]
mov ecx, edi
call fcn.00445c44
mov ecx, dword [ebp - 0x14]
push 0
push 0
push dword [ebp + 0xc]
push dword [ebp - 0x20]
call fcn.00420e4a
add esi, 8
cmp esi, 0x40
jb 0x420f2b
jmp 0x420fe3
mov byte [ebp - 1], 0x10
mov edi, dword [ebp + 8]
mov ecx, dword [ebp + 0x14]
xor bl, bl
test ecx, ecx
mov byte [ebp + 0xf], bl
mov byte [ebp + 0xb], bl
mov byte [ebp + 0x13], bl
je 0x421110
cmp word [ecx], 0
je 0x421110
push 0x7e
pop esi
xor edx, edx
mov dx, word [ecx]
mov eax, edx
call fcn.004b1b03
test al, al
jne 0x4210fc
cmp dx, 0x2e
je 0x4210f0
cmp dx, 0x24
je 0x4210f0
cmp dx, 0x25
je 0x4210f0
cmp dx, 0x2a
jne 0x421049
or bl, 4
jmp 0x4210f0
cmp dx, si
jne 0x42108e
lea eax, [ecx + 2]
cmp word [eax], si
jne 0x42105e
or bl, 2
jmp 0x4210ee
cmp dx, si
jne 0x42108e
lea eax, [ecx + 2]
cmp word [eax], 0x2e
jne 0x421071
or bl, 8
jmp 0x4210ee
cmp dx, si
jne 0x42108e
lea eax, [ecx + 2]
cmp word [eax], 0x2a
jne 0x421084
or bl, 9
jmp 0x4210ee
cmp dx, si
jne 0x42108e
or bl, 1
jmp 0x4210f0
cmp dx, 0x2d
jne 0x4210f0
cmp word [ecx + 2], 0x65
jne 0x4210b1
cmp word [ecx + 4], 0x6e
jne 0x4210b1
lea eax, [ecx + 6]
cmp word [eax], 0x76
jne 0x4210b1
or byte [ebp + 0xf], 0x40
jmp 0x4210ee
cmp dx, 0x2d
jne 0x4210f0
cmp word [ecx + 2], 0x72
jne 0x4210d4
cmp word [ecx + 4], 0x61
jne 0x4210d4
lea eax, [ecx + 6]
cmp word [eax], 0x77
jne 0x4210d4
or byte [ebp + 0xb], 0x40
jmp 0x4210ee
cmp dx, 0x2d
jne 0x4210f0
cmp word [ecx + 2], 0x65
jne 0x4210f0
lea eax, [ecx + 4]
cmp word [eax], 0x78
jne 0x4210f0
mov byte [ebp + 0x13], 1
mov ecx, eax
inc ecx
inc ecx
cmp word [ecx], 0
jne 0x421009
cmp byte [ebp + 0xb], 0
je 0x421110
lea eax, [ebp + 0x14]
push eax
xor bl, bl
call fcn.00408f31
mov edi, dword [eax]
pop ecx
push 0x3d
push edi
call dword [sym.imp.SHLWAPI.dll_StrChrW]
xor edx, edx
cmp eax, edx
mov dword [ebp - 8], eax
je 0x421129
mov word [eax], dx
add dword [ebp - 8], 2
mov ecx, dword [ebp - 0x14]
cmp byte [ecx + 0x92], 0
mov dword [ebp - 0x18], edx
jne 0x42114d
test byte [ecx + 9], 0xf
jne 0x42114d
push 1
push edx
lea eax, [ebp - 0x18]
push eax
push edi
call fcn.00459284
jmp 0x42115a
push 1
push edx
lea eax, [ebp - 0x18]
push eax
push edi
call fcn.00457f62
mov esi, dword [ebp - 0x18]
xor edi, edi
test bl, bl
mov dword [ebp - 0x30], edi
mov dword [ebp - 0x2c], edi
mov dword [ebp - 0x3c], edi
mov dword [ebp - 0x38], edi
je 0x421193
cmp dword [ebp - 8], edi
je 0x4211c3
xor eax, eax
mov al, byte [ebp + 0xf]
or al, bl
lea ecx, [ebp - 0x30]
push eax
push dword [ebp - 8]
call fcn.0045066c
mov ecx, dword [ebp - 0x14]
push eax
call fcn.0045f8a2
mov dword [ebp - 8], eax
cmp dword [ebp - 8], edi
je 0x4211c3
lea eax, [ebp - 0x3c]
push eax
push dword [ebp + 0x14]
lea eax, [ebp - 0x2c]
push eax
lea eax, [ebp - 8]
push eax
call fcn.0045ef51
add esp, 0x10
cmp dword [ebp - 8], edi
je 0x4211c3
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_lstrlenW]
mov edi, eax
shl edi, 1
jmp 0x4211c5
xor edi, edi
xor ebx, ebx
cmp word [esi], bx
je 0x42127e
cmp word [ebp - 0xc], bx
je 0x421209
cmp dword [ebp - 8], ebx
jne 0x4211f0
push esi
push str.SYSTEMCurrentControlSetControlSession_ManagerEnvironment
push 0x80000002
call fcn.00441136
add esp, 0xc
jmp 0x421209
push edi
push dword [ebp - 8]
push 1
push esi
push str.SYSTEMCurrentControlSetControlSession_ManagerEnvironment
push 0x80000002
call fcn.004410db
add esp, 0x18
cmp word [esi], bx
je 0x42127e
cmp word [ebp - 0x10], bx
je 0x421247
cmp dword [ebp - 8], ebx
jne 0x42122e
push esi
push str.Environment
push 0x80000001
call fcn.00441136
add esp, 0xc
jmp 0x421247
push edi
push dword [ebp - 8]
push 1
push esi
push str.Environment
push 0x80000001
call fcn.004410db
add esp, 0x18
cmp word [esi], bx
je 0x42127e
cmp byte [ebp + 0x13], 0
je 0x421262
push dword [ebp - 8]
push dword [ebp - 0x14]
call fcn.0044a070
pop ecx
pop ecx
mov dword [ebp - 8], eax
push dword [ebp - 8]
push esi
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
test eax, eax
je 0x421275
mov dword [ebp - 0x28], ebx
jmp 0x42127e
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [ebp - 0x28], eax
cmp byte [ebp - 1], 0
je 0x4212d0
cmp word [ebp - 0x24], 0x2a
je 0x4212d0
cmp word [ebp - 0x24], 0x2d
je 0x4212b5
mov al, byte [0x4e2e85]
cmp al, 0x2d
je 0x4212b5
cmp byte [ebp - 1], 0x10
je 0x4212ae
test al, al
je 0x4212ae
mov byte [0x4e2e86], 1
jmp 0x4212d0
call fcn.00420d0c
jmp 0x4212d0
push ebx
push 0x4e2c24
mov eax, 0x10000
push eax
push eax
push ebx
push 0x420d34
call fcn.0043ff9c
add esp, 0x18
lea ecx, [ebp - 0x2c]
call fcn.0043fe25
lea ecx, [ebp - 0x30]
call fcn.0043fe25
lea ecx, [ebp - 0x18]
call fcn.0043fe25
lea ecx, [ebp - 0x1c]
call fcn.0043fe25
lea ecx, [ebp - 0x34]
call fcn.0043fe25
mov eax, dword [ebp - 0x28]
pop edi
pop esi
pop ebx
leave
ret 0x10