Function at 0x487a7c
Capabilities:
Delete file
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffd0
push ebx
push esi
push edi
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
call fcn.00405700
mov eax, dword [ebp - 8]
call fcn.00405700
xor eax, eax
push ebp
push 0x487deb
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 0x1c], 0x3e8
xor edx, edx
push ebp
push 0x487dbb
push dword fs:[edx]
mov dword fs:[edx], esp
push 0x40
mov ecx, dword [ebp - 4]
mov dl, 1
mov eax, dword [0x417fd4]
call fcn.0041c834
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 8]
call fcn.00409e70
test al, al
je 0x487aec
mov eax, dword [ebp - 8]
call fcn.00405710
push eax
call sub.kernel32.dll_DeleteFileA
push 0
push 0x80
push 2
push 0
push 0
push 0xc0000000
mov eax, dword [ebp - 8]
call fcn.00405710
push eax
call sub.kernel32.dll_CreateFileA_1
push eax
call sub.kernel32.dll_CloseHandle_1
push 1
mov ecx, dword [ebp - 8]
mov dl, 1
mov eax, dword [0x417fd4]
call fcn.0041c834
mov dword [ebp - 0x10], eax
xor ecx, ecx
xor edx, edx
mov eax, dword [ebp - 0x10]
mov ebx, dword [eax]
call dword [ebx + 0x14]
xor edx, edx
push ebp
push 0x487daa
push dword fs:[edx]
mov dword fs:[edx], esp
mov cx, 2
mov edx, 0xfffffffc
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x14]
lea edx, [ebp - 0x14]
mov ecx, 4
mov eax, dword [ebp - 0xc]
call fcn.0041c5ac
mov eax, dword [0x498df8]
call fcn.004098ec
mov edx, eax
mov eax, dword [ebp - 0x14]
add eax, 8
add edx, eax
neg edx
mov cx, 2
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x14]
mov dword [ebp - 0x28], 0x2710
mov dword [ebp - 0x2c], 0x4e20
mov ebx, 0x3caf
mov dl, 1
mov eax, dword [0x4180d8]
call fcn.00404424
mov dword [ebp - 0x20], eax
mov dl, 1
mov eax, dword [0x4180d8]
call fcn.00404424
mov dword [ebp - 0x24], eax
push 0
push 0
mov eax, dword [ebp - 0x20]
call fcn.0041c3a0
mov eax, dword [0x498df8]
call fcn.004098ec
cdq
push edx
push eax
mov edx, dword [ebp - 0xc]
mov eax, dword [ebp - 0x20]
call fcn.0041c61c
push 0
push 0
mov eax, dword [ebp - 0x20]
call fcn.0041c3a0
push 0
push 0
mov eax, dword [ebp - 0x24]
call fcn.0041c3a0
mov eax, dword [ebp - 0x20]
mov edx, dword [eax]
call dword [edx]
mov esi, eax
dec esi
test esi, esi
jl 0x487c3a
inc esi
lea edx, [ebp - 0x2d]
mov ecx, 1
mov eax, dword [ebp - 0x20]
mov edi, dword [eax]
call dword [edi + 0xc]
movzx eax, byte [ebp - 0x2d]
mov edx, ebx
shr edx, 8
xor byte [ebp - 0x2d], dl
movzx eax, al
add ebx, eax
imul ebx, dword [ebp - 0x28]
add ebx, dword [ebp - 0x2c]
lea edx, [ebp - 0x2d]
mov ecx, 1
mov eax, dword [ebp - 0x24]
mov edi, dword [eax]
call dword [edi + 0x10]
dec esi
jne 0x487bff
push 0
push 0
mov eax, dword [ebp - 0x24]
call fcn.0041c3a0
mov eax, dword [ebp - 0x24]
mov edx, dword [eax]
call dword [edx]
push edx
push eax
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x10]
call fcn.0041c61c
mov edx, dword [ebp - 0x14]
add edx, 8
neg edx
mov cx, 2
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x14]
lea edx, [ebp - 0x18]
mov ecx, 4
mov eax, dword [ebp - 0xc]
call fcn.0041c5ac
mov eax, dword [0x498e84]
call fcn.004098ec
imul eax, eax, 0x64
mov ebx, dword [ebp - 0x18]
sub ebx, eax
mov eax, dword [0x498df8]
call fcn.004098ec
sub ebx, eax
mov eax, dword [0x498dfc]
call fcn.004098ec
sub ebx, eax
sub ebx, dword [ebp - 0x1c]
mov eax, dword [0x498df8]
call fcn.004098ec
mov esi, eax
mov eax, dword [ebp - 0x14]
add eax, 8
add esi, eax
mov eax, dword [0x498dfc]
call fcn.004098ec
add esi, eax
mov edx, esi
neg edx
mov cx, 2
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x14]
mov eax, dword [0x498dfc]
call fcn.004098ec
cdq
push edx
push eax
mov edx, dword [ebp - 0xc]
mov eax, dword [ebp - 0x10]
call fcn.0041c61c
mov eax, dword [0x498df8]
call fcn.004098ec
mov esi, eax
mov eax, dword [ebp - 0x14]
add eax, 8
add esi, eax
mov eax, dword [0x498dfc]
call fcn.004098ec
add esi, eax
mov edx, esi
add edx, dword [ebp - 0x1c]
neg edx
mov cx, 2
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x14]
mov eax, dword [ebp - 0x1c]
cdq
push edx
push eax
mov edx, dword [ebp - 0xc]
mov eax, dword [ebp - 0x10]
call fcn.0041c61c
mov eax, dword [0x498df8]
call fcn.004098ec
mov esi, eax
mov eax, dword [ebp - 0x14]
add eax, 8
add esi, eax
mov eax, dword [0x498dfc]
call fcn.004098ec
add esi, eax
mov edx, esi
add edx, dword [ebp - 0x1c]
add edx, ebx
neg edx
mov cx, 2
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x14]
mov eax, ebx
cdq
push edx
push eax
mov edx, dword [ebp - 0xc]
mov eax, dword [ebp - 0x10]
call fcn.0041c61c
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x487db1
mov eax, dword [ebp - 0x10]
call fcn.00404454
mov eax, dword [ebp - 0xc]
call fcn.00404454
mov eax, dword [ebp - 0x20]
call fcn.00404454
mov eax, dword [ebp - 0x24]
call fcn.00404454
ret