Function at 0x43e8b0
Capabilities:
Encode data using xor
Get hostname
Get session user name

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x57dc04
mov eax, dword fs:[0]
push eax
sub esp, 0xbd8
mov eax, dword [0x5ebdb0]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov ebx, ecx
push 0
mov dword [ebp - 0xbc8], ebx
call fcn.00552d7f
push eax
call fcn.00552beb
call fcn.00552bfd
push 0xa
lea ecx, [ebp - 0x1c]
push ecx
push eax
call fcn.0056edf0
add esp, 0x14
call fcn.0046aab1
xor ecx, ecx
test eax, eax
setne cl
test ecx, ecx
jne 0x43e921
push 0x80004005
call fcn.00401090
mov edx, dword [eax]
mov ecx, eax
mov eax, dword [edx + 0xc]
call eax
lea edi, [eax + 0x10]
mov dword [ebp - 0xbc4], edi
lea ecx, [ebp - 0x1c]
mov dword [ebp - 4], 0
test ecx, 0xffff0000
jne 0x43e963
mov edx, ecx
movzx esi, dx
push esi
call fcn.00464815
test eax, eax
je 0x43e978
push esi
push eax
lea ecx, [ebp - 0xbc4]
call fcn.00401f90
jmp 0x43e972
lea eax, [ebp - 0x1c]
push eax
lea ecx, [ebp - 0xbc4]
call fcn.0041bd40
mov edi, dword [ebp - 0xbc4]
mov dword [ebp - 4], 1
mov eax, dword [edi - 0xc]
push eax
push edi
call dword [sym.imp.OLEAUT32.dll_SysReAllocStringLen]
test eax, eax
jne 0x43e993
call fcn.004022c0
mov esi, 0xf423f
xor ecx, ecx
cmp word [eax + ecx*2], 0
je 0x43e9ad
mov dl, byte [eax + ecx*2]
mov byte [ebp + ecx - 0x184], dl
jmp 0x43e9b7
xor esi, esi
mov byte [ebp + ecx - 0x184], 0
inc ecx
cmp ecx, esi
jb 0x43e99a
lea eax, [edi - 0x10]
mov dword [ebp - 4], 0xffffffff
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x43e9df
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov cl, byte [ebp - 0x184]
xor eax, eax
lea edx, [ebp - 0x184]
test cl, cl
je 0x43ea0a
movsx ecx, cl
add eax, ecx
imul eax, eax, 0x401
mov ecx, eax
shr ecx, 6
inc edx
xor eax, ecx
mov cl, byte [edx]
test cl, cl
jne 0x43e9f1
lea eax, [eax + eax*8]
mov edx, eax
shr edx, 0xb
xor eax, edx
imul eax, eax, 0x8001
push eax
lea eax, [ebp - 0x80]
push 0x5b5ac4
push eax
call fcn.00552e5d
add esp, 0xc
call fcn.0046aab1
xor ecx, ecx
test eax, eax
setne cl
test ecx, ecx
jne 0x43ea46
push 0x80004005
call fcn.00401090
mov edx, dword [eax]
mov ecx, eax
mov eax, dword [edx + 0xc]
call eax
add eax, 0x10
mov dword [ebp - 0xbc4], eax
lea ecx, [ebp - 0x80]
mov dword [ebp - 4], 2
test ecx, 0xffff0000
jne 0x43ea88
mov edx, ecx
movzx esi, dx
push esi
call fcn.00464815
test eax, eax
je 0x43ea97
push esi
push eax
lea ecx, [ebp - 0xbc4]
call fcn.00401f90
jmp 0x43ea97
lea eax, [ebp - 0x80]
push eax
lea ecx, [ebp - 0xbc4]
call fcn.0041bd40
lea ecx, [ebp - 0xbc4]
push ecx
mov ecx, ebx
mov dword [ebp - 4], 3
call fcn.004050b0
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp - 0xbc4]
add eax, 0xfffffff0
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x43ead5
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
lea ecx, [ebp - 0xbd8]
push ecx
lea edx, [ebp - 0x9b8]
push edx
mov dword [ebp - 0xbd8], 0x7d0
call dword [sym.imp.ADVAPI32.dll_GetUserNameW]
test eax, eax
je 0x43ec99
lea eax, [ebp - 0x9b8]
push eax
lea ecx, [ebp - 0xbc4]
call fcn.00401d90
mov dword [ebp - 4], 4
mov eax, dword [eax]
mov ecx, dword [eax - 0xc]
push ecx
push eax
call dword [sym.imp.OLEAUT32.dll_SysReAllocStringLen]
test eax, eax
jne 0x43eb2a
call fcn.004022c0
mov esi, 0xf423f
xor ecx, ecx
cmp word [eax + ecx*2], 0
je 0x43eb44
mov dl, byte [eax + ecx*2]
mov byte [ebp + ecx - 0x184], dl
jmp 0x43eb4e
xor esi, esi
mov byte [ebp + ecx - 0x184], 0
inc ecx
cmp ecx, esi
jb 0x43eb31
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp - 0xbc4]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x43eb7c
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
lea edx, [ebp - 0x184]
call fcn.0043f270
push eax
lea ecx, [ebp - 0x80]
push 0x5b5ac4
push ecx
call fcn.00552e5d
add esp, 0xc
lea edx, [ebp - 0x80]
push edx
lea ecx, [ebp - 0xbcc]
call fcn.0041b840
mov esi, eax
push 0x5b0bc8
lea ecx, [ebp - 0xbe4]
mov dword [ebp - 4], 5
call fcn.00401d90
push eax
lea eax, [ebp - 0xbd4]
push ebx
push eax
mov byte [ebp - 4], 6
call fcn.0041bac0
push esi
push eax
lea ecx, [ebp - 0xbc4]
mov bl, 7
push ecx
mov byte [ebp - 4], bl
call fcn.0041bac0
add esp, 0x18
mov ecx, dword [ebp - 0xbc8]
push eax
mov byte [ebp - 4], 8
call fcn.004050b0
mov byte [ebp - 4], bl
mov eax, dword [ebp - 0xbc4]
add eax, 0xfffffff0
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x43ec1e
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov byte [ebp - 4], 6
mov eax, dword [ebp - 0xbd4]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x43ec44
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov byte [ebp - 4], 5
mov eax, dword [ebp - 0xbe4]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x43ec6a
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp - 0xbcc]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x43ec93
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov ebx, dword [ebp - 0xbc8]
lea ecx, [ebp - 0xbe0]
push ecx
lea edx, [ebp - 0xbc0]
push edx
mov dword [ebp - 0xbe0], 0x104
call dword [sym.imp.KERNEL32.dll_GetComputerNameW]
test eax, eax
je 0x43eddb
lea eax, [ebp - 0x9b8]
push eax
lea ecx, [ebp - 0xbcc]
call fcn.00401d90
mov dword [ebp - 4], 9
mov eax, dword [eax]
mov ecx, dword [eax - 0xc]
push ecx
push eax
call dword [sym.imp.OLEAUT32.dll_SysReAllocStringLen]
test eax, eax
jne 0x43ecee
call fcn.004022c0
mov esi, 0xf423f
xor ecx, ecx
cmp word [eax + ecx*2], 0
je 0x43ed08
mov dl, byte [eax + ecx*2]
mov byte [ebp + ecx - 0x184], dl
jmp 0x43ed12
xor esi, esi
mov byte [ebp + ecx - 0x184], 0
inc ecx
cmp ecx, esi
jb 0x43ecf5
or esi, 0xffffffff
mov dword [ebp - 4], esi
mov eax, dword [ebp - 0xbcc]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
mov edx, esi
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x43ed3e
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
lea edx, [ebp - 0x184]
call fcn.0043f270
push eax
lea ecx, [ebp - 0x1e8]
push 0x5b5ac4
push ecx
call fcn.00552e5d
add esp, 0xc
lea edx, [ebp - 0x1e8]
push edx
lea ecx, [ebp - 0xbdc]
call fcn.0041b840
push eax
lea eax, [ebp - 0xbd0]
push ebx
push eax
mov dword [ebp - 4], 0xa
call fcn.0041bac0
add esp, 0xc
push eax
mov ecx, ebx
mov byte [ebp - 4], 0xb
call fcn.004050b0
mov byte [ebp - 4], 0xa
mov eax, dword [ebp - 0xbd0]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
mov edx, esi
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x43edb9
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov dword [ebp - 4], esi
mov eax, dword [ebp - 0xbdc]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
lock xadd dword [ecx], esi
dec esi
test esi, esi
jg 0x43eddb
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00550891
mov esp, ebp
pop ebp
ret