Function at 0x407c80
Capabilities:
Encrypt data using rc4 ksa
Read file on windows

Disassembly:
sub esp, 0x14
mov eax, ecx
lea ecx, [esp + 8]
mov dword [esp + 8], eax
test ecx, ecx
mov dword [eax], 0x42f08c
jne 0x4081a1
push ebx
push ebp
push esi
xor ebx, ebx
push edi
push ebx
push ebx
push ebx
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_LockFile]
xor eax, eax
movsx edx, ax
lea ecx, [esp + 0x1c]
mov byte [esp + edx + 0x1c], al
xor eax, eax
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407cbb
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407ccb
inc eax
cmp ax, 0x100
jl 0x407cae
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407ce2
mov byte [esp + 0x10], bl
mov byte [esp + 0x20], bl
mov ebp, dword [esp + 0x10]
mov byte [esp + 0x21], bl
mov byte [esp + 0x14], bl
jmp 0x407d04
xor ebx, ebx
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407d0a
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407d1a
xor ecx, ecx
lea eax, [esp + 0x1c]
mov byte [eax], cl
inc ecx
inc eax
cmp cx, 0x100
jl 0x407d2a
movsx eax, cx
mov dl, byte [esp + eax + 0x1c]
xor ebx, ebx
lea esi, [esp + eax + 0x1c]
mov eax, dword [esp + 0x14]
and eax, 0xff
mov edi, edx
and edi, 0xff
and ebp, 0xff
mov bl, byte [eax + 0x384]
add ebx, edi
add ebx, ebp
and ebx, 0x800000ff
jns 0x407d73
dec ebx
or ebx, 0xffffff00
inc ebx
mov byte [esp + 0x10], bl
mov ebp, dword [esp + 0x10]
mov edi, ebp
and edi, 0xff
inc eax
mov bl, byte [esp + edi + 0x1c]
lea edi, [esp + edi + 0x1c]
mov byte [esi], bl
mov esi, 0x57
mov byte [edi], dl
cdq
idiv esi
inc ecx
cmp cx, 0x100
mov byte [esp + 0x14], dl
jl 0x407d02
mov edi, ebp
and edi, 0xff
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407db6
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407dc6
xor ecx, ecx
lea eax, [esp + 0x1c]
mov byte [eax], cl
inc ecx
inc eax
cmp cx, 0x100
jl 0x407dd6
mov eax, dword [esp + 0x14]
xor ebx, ebx
movsx edx, cx
and eax, 0xff
lea esi, [esp + edx + 0x1c]
mov bl, byte [eax + 0x384]
mov dl, byte [esi]
add edi, ebx
mov ebp, edx
and ebp, 0xff
add ebp, edi
mov ebx, ebp
and ebx, 0x800000ff
jns 0x407e19
dec ebx
or ebx, 0xffffff00
inc ebx
mov byte [esp + 0x10], bl
mov edi, dword [esp + 0x10]
and edi, 0xff
inc eax
mov bl, byte [esp + edi + 0x1c]
mov byte [esi], bl
mov byte [esp + edi + 0x1c], dl
cdq
mov esi, 0x57
idiv esi
inc ecx
cmp cx, 0x100
mov byte [esp + 0x14], dl
jl 0x407db0
xor ebx, ebx
push ebx
push ebx
push ebx
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
xor eax, eax
movsx ecx, ax
mov byte [esp + ecx + 0x1c], al
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407e66
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407e76
inc eax
cmp ax, 0x100
jl 0x407e59
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407e8d
mov byte [esp + 0x10], bl
mov byte [esp + 0x20], bl
mov ebp, dword [esp + 0x10]
mov byte [esp + 0x21], bl
mov byte [esp + 0x14], bl
jmp 0x407eaf
xor ebx, ebx
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407eb5
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407ec5
xor ecx, ecx
lea eax, [esp + 0x1c]
mov byte [eax], cl
inc ecx
inc eax
cmp cx, 0x100
jl 0x407ed5
mov eax, dword [esp + 0x14]
xor ebx, ebx
movsx edx, cx
and eax, 0xff
and ebp, 0xff
lea esi, [esp + edx + 0x1c]
mov bl, byte [eax + 0x384]
mov dl, byte [esi]
mov edi, edx
and edi, 0xff
add ebx, edi
add ebx, ebp
and ebx, 0x800000ff
jns 0x407f1c
dec ebx
or ebx, 0xffffff00
inc ebx
mov byte [esp + 0x10], bl
mov ebp, dword [esp + 0x10]
mov edi, ebp
and edi, 0xff
inc eax
mov bl, byte [esp + edi + 0x1c]
lea edi, [esp + edi + 0x1c]
mov byte [esi], bl
mov esi, 0x57
mov byte [edi], dl
cdq
idiv esi
inc ecx
cmp cx, 0x100
mov byte [esp + 0x14], dl
jl 0x407ead
mov edi, ebp
and edi, 0xff
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407f5f
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x407f6f
xor ecx, ecx
lea eax, [esp + 0x1c]
mov byte [eax], cl
inc ecx
inc eax
cmp cx, 0x100
jl 0x407f7f
movsx eax, cx
mov dl, byte [esp + eax + 0x1c]
xor ebx, ebx
lea esi, [esp + eax + 0x1c]
mov eax, dword [esp + 0x14]
and eax, 0xff
mov ebp, edx
and ebp, 0xff
mov bl, byte [eax + 0x384]
add edi, ebx
add ebp, edi
mov ebx, ebp
and ebx, 0x800000ff
jns 0x407fc4
dec ebx
or ebx, 0xffffff00
inc ebx
mov byte [esp + 0x10], bl
mov edi, dword [esp + 0x10]
and edi, 0xff
inc eax
mov bl, byte [esp + edi + 0x1c]
mov byte [esi], bl
mov byte [esp + edi + 0x1c], dl
cdq
mov esi, 0x57
idiv esi
inc ecx
cmp cx, 0x100
mov byte [esp + 0x14], dl
jl 0x407f59
call dword [sym.imp.KERNEL32.dll_GetLastError]
xor ecx, ecx
xor eax, eax
movsx edx, ax
mov byte [esp + edx + 0x1c], al
xor eax, eax
lea edx, [esp + 0x1c]
mov byte [edx], al
inc eax
inc edx
cmp ax, 0x100
jl 0x40800c
xor eax, eax
lea edx, [esp + 0x1c]
mov byte [edx], al
inc eax
inc edx
cmp ax, 0x100
jl 0x40801c
inc eax
cmp ax, 0x100
jl 0x407fff
xor eax, eax
lea edx, [esp + 0x1c]
mov byte [edx], al
inc eax
inc edx
cmp ax, 0x100
jl 0x408033
mov byte [esp + 0x10], cl
mov byte [esp + 0x20], cl
mov ebp, dword [esp + 0x10]
mov byte [esp + 0x21], cl
mov byte [esp + 0x14], cl
jmp 0x408055
xor ecx, ecx
xor eax, eax
lea edx, [esp + 0x1c]
mov byte [edx], al
inc eax
inc edx
cmp ax, 0x100
jl 0x40805b
xor eax, eax
lea edx, [esp + 0x1c]
mov byte [edx], al
inc eax
inc edx
cmp ax, 0x100
jl 0x40806b
lea eax, [esp + 0x1c]
mov byte [eax], cl
inc ecx
inc eax
cmp cx, 0x100
jl 0x408079
movsx eax, cx
mov dl, byte [esp + eax + 0x1c]
xor ebx, ebx
lea esi, [esp + eax + 0x1c]
mov eax, dword [esp + 0x14]
and eax, 0xff
mov edi, edx
and edi, 0xff
and ebp, 0xff
mov bl, byte [eax + 0x384]
add ebx, edi
add ebx, ebp
and ebx, 0x800000ff
jns 0x4080c2
dec ebx
or ebx, 0xffffff00
inc ebx
mov byte [esp + 0x10], bl
mov ebp, dword [esp + 0x10]
mov edi, ebp
and edi, 0xff
inc eax
mov bl, byte [esp + edi + 0x1c]
lea edi, [esp + edi + 0x1c]
mov byte [esi], bl
mov esi, 0x57
mov byte [edi], dl
cdq
idiv esi
inc ecx
cmp cx, 0x100
mov byte [esp + 0x14], dl
jl 0x408053
mov edi, ebp
and edi, 0xff
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x408105
xor eax, eax
lea ecx, [esp + 0x1c]
mov byte [ecx], al
inc eax
inc ecx
cmp ax, 0x100
jl 0x408115
xor ecx, ecx
lea eax, [esp + 0x1c]
mov byte [eax], cl
inc ecx
inc eax
cmp cx, 0x100
jl 0x408125
mov eax, dword [esp + 0x14]
xor ebx, ebx
movsx edx, cx
and eax, 0xff
lea esi, [esp + edx + 0x1c]
mov bl, byte [eax + 0x384]
mov dl, byte [esi]
add edi, ebx
mov ebp, edx
and ebp, 0xff
add ebp, edi
mov ebx, ebp
and ebx, 0x800000ff
jns 0x408168
dec ebx
or ebx, 0xffffff00
inc ebx
mov byte [esp + 0x10], bl
mov edi, dword [esp + 0x10]
and edi, 0xff
inc eax
mov bl, byte [esp + edi + 0x1c]
mov byte [esi], bl
mov byte [esp + edi + 0x1c], dl
cdq
mov esi, 0x57
idiv esi
inc ecx
cmp cx, 0x100
mov byte [esp + 0x14], dl
jl 0x4080ff
mov eax, dword [esp + 0x18]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
ret