Function at 0x100083a0
Capabilities:
Get common file path
Query environment variable

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x10023946
push eax
mov dword fs:[0], esp
sub esp, 0x228
push ebx
push ebp
push esi
mov esi, dword [esp + 0x244]
test esi, esi
push edi
je 0x100087ab
mov ebp, dword [esp + 0x24c]
test ebp, ebp
je 0x100087ab
mov edi, dword [esp + 0x250]
test edi, edi
je 0x100087ab
push esi
call fcn.1001247f
mov ebx, eax
add esp, 4
cmp ebx, edi
jb 0x1000840f
mov dword [0x100324cc], 0xea
push 0xea
jmp 0x100087b7
lea ecx, [edi + edi]
xor eax, eax
mov edx, ecx
mov edi, ebp
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
push esi
and ecx, 3
push ebp
rep stosb byte es:[edi], al
call fcn.1001243f
mov ax, word [esi]
mov edi, 0x5c
add esp, 8
cmp ax, di
jne 0x100086e6
push 0xc
push str.SystemRoot_
push esi
call fcn.1001a449
add esp, 0xc
test eax, eax
jne 0x1000851f
mov ecx, 0x81
lea edi, [esp + 0x32]
mov word [esp + 0x30], ax
push 0x104
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
lea eax, [esp + 0x34]
add esi, 0x18
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
jbe 0x100084fa
lea ecx, [esp + 0x30]
push 0x5c
push ecx
call fcn.1000ee7b
add esp, 8
test eax, eax
je 0x10008498
mov word [eax], 0
lea edx, [esp + 0x30]
test edx, edx
je 0x100084f3
test esi, esi
mov edi, 0x7a
je 0x100084c9
mov ecx, dword [esp + 0x250]
lea eax, [esp + 0x30]
push esi
push eax
push str._s_s
push ecx
push ebp
call fcn.1000a980
add esp, 0x14
xor edi, edi
jmp 0x10008502
lea edx, [esp + 0x30]
push edx
call fcn.1001247f
mov ecx, dword [esp + 0x254]
add esp, 4
cmp ecx, eax
jbe 0x10008502
lea eax, [esp + 0x30]
push eax
push ebp
call fcn.1001243f
add esp, 8
xor edi, edi
jmp 0x10008502
mov edi, 0x57
jmp 0x10008502
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov edi, eax
test edi, edi
mov dword [0x100324cc], edi
je 0x10008513
push edi
call dword [sym.imp.KERNEL32.dll_SetLastError]
xor eax, eax
test edi, edi
sete al
jmp 0x100087bf
push 8
push str.__UNC_
push esi
call fcn.1001a449
add esp, 0xc
test eax, eax
je 0x100086cc
push 8
push str._UNC_
push esi
call fcn.1001a449
add esp, 0xc
test eax, eax
je 0x100086cc
push 8
push str..UNC_
push esi
call fcn.1001a449
add esp, 0xc
test eax, eax
je 0x100086cc
push 4
push str.___
push esi
call fcn.1001a449
add esp, 0xc
test eax, eax
je 0x1000869f
push 4
push str.__
push esi
call fcn.1001a449
add esp, 0xc
test eax, eax
je 0x1000869f
push 4
push str.._
push esi
call fcn.1001a449
add esp, 0xc
test eax, eax
je 0x1000869f
push 0x10
push str.DeviceHarddisk
push esi
call fcn.1001a449
add esp, 0xc
test eax, eax
jne 0x1000873a
lea ecx, [esp + 0x20]
call fcn.1000a2d0
xor ebx, ebx
lea ecx, [esp + 0x10]
mov dword [esp + 0x240], ebx
call fcn.1000a2d0
lea ecx, [esp + 0x10]
lea edx, [esp + 0x20]
push ecx
push edx
mov byte [esp + 0x248], 1
call fcn.10008cb0
mov eax, dword [esp + 0x1c]
add esp, 8
test eax, eax
jle 0x10008675
mov eax, dword [esp + 0x10]
mov eax, dword [eax + ebx*4]
mov edi, dword [eax - 8]
test edi, edi
jbe 0x10008631
push edi
push esi
push eax
call fcn.1001a449
add esp, 0xc
test eax, eax
jne 0x10008631
mov ax, word [esi + edi*2]
cmp ax, 0x5c
je 0x1000863c
cmp ax, 0x2f
je 0x1000863c
mov eax, dword [esp + 0x14]
inc ebx
cmp ebx, eax
jl 0x10008604
jmp 0x10008675
push esi
call fcn.1001247f
mov ecx, dword [esp + 0x254]
sub eax, edi
add eax, 2
add esp, 4
cmp eax, ecx
jae 0x10008675
mov ecx, dword [esp + 0x20]
push 2
mov ebx, dword [ecx + ebx*4]
push ebx
push ebp
call fcn.1001249a
lea edx, [esi + edi*2]
lea eax, [ebp + 4]
push edx
push eax
call fcn.1001243f
add esp, 0x14
lea ecx, [esp + 0x10]
mov byte [esp + 0x240], 0
call fcn.10009ac0
lea ecx, [esp + 0x20]
mov dword [esp + 0x240], 0xffffffff
call fcn.10009ac0
jmp 0x1000873a
cmp ebx, 7
jb 0x100086c0
cmp word [esi + 0xa], 0x3a
jne 0x100086c0
cmp word [esi + 0xc], di
jne 0x100086c0
add esi, 8
push esi
push ebp
call fcn.1001243f
add esp, 8
jmp 0x1000873a
mov word [ebp + 2], di
mov word [ebp + 4], 0x2e
jmp 0x1000873a
add esi, 0x10
lea ecx, [ebp + 4]
push esi
push ecx
mov word [ebp], di
mov word [ebp + 2], di
call fcn.1001243f
add esp, 8
jmp 0x1000873a
cmp ax, 0x25
jne 0x1000873a
lea edi, [esi + 2]
push 0x25
push edi
call fcn.1000eb54
push 0x5c
push edi
mov ebx, eax
call fcn.1000eb54
add esp, 0x10
test ebx, ebx
je 0x1000873a
test eax, eax
je 0x1000873a
cmp ebx, eax
jae 0x1000873a
mov edx, dword [esp + 0x250]
lea edi, [edx - 1]
push edi
push ebp
push esi
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
test eax, eax
je 0x100087bd
cmp eax, edi
ja 0x100087bd
mov word [ebp + eax*2 - 2], 0
push ebp
call fcn.10008970
add esp, 4
test eax, eax
je 0x100087a4
mov ecx, 0x81
xor eax, eax
lea edi, [esp + 0x32]
mov word [esp + 0x30], 0
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
lea eax, [esp + 0x30]
push 0x104
push eax
push ebp
call fcn.100087e0
add esp, 0xc
test eax, eax
je 0x100087a4
lea ecx, [esp + 0x30]
push ecx
call fcn.1001247f
mov esi, eax
mov eax, dword [esp + 0x254]
add esp, 4
cmp esi, eax
jge 0x100087a4
lea edx, [esp + 0x30]
push esi
push edx
push ebp
call fcn.1001249a
add esp, 0xc
mov word [ebp + esi*2], 0
mov eax, 1
jmp 0x100087bf
mov dword [0x100324cc], 0x57
push 0x57
call dword [sym.imp.KERNEL32.dll_SetLastError]
xor eax, eax
mov ecx, dword [esp + 0x238]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x234
ret