Function at 0x438a00
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
mov ebx, dword [ebp + 0x14]
mov esi, dword [ebp + 0x10]
mov edi, dword [ebp + 0xc]
call fcn.0040e700
sub esp, 8
push eax
test ebx, ebx
sets al
mov ecx, ebx
sub ecx, 1
sete cl
or al, cl
mov ecx, ebx
sub ecx, 0x25
setge cl
or al, cl
test al, 1
jne 0x438a37
jmp 0x438a3c
jmp 0x438bd7
mov ecx, edi
add ecx, esi
add ecx, 0xffffffff
mov byte [edi + esi - 1], 0
mov edi, dword [ebp + 8]
cmp edi, 0
sete al
test al, 1
jne 0x438a57
jmp 0x438a65
mov edi, ecx
add edi, 0xffffffff
mov byte [ecx - 1], 0x30
jmp 0x438bd7
cmp ebx, 0xa
sete al
test al, 1
jne 0x438a74
jmp 0x438b22
jmp 0x438a76
cmp edi, 0x64
setae al
test al, 1
jne 0x438a82
jmp 0x438abc
mov esi, 0x64
mov eax, edi
xor edx, edx
div esi
shl edx, 1
mov al, byte [edx + 0x44c761]
mov esi, ecx
add esi, 0xffffffff
mov byte [ecx - 1], al
mov al, byte [edx + 0x44c760]
add esi, 0xffffffff
mov byte [ecx - 2], al
mov ecx, 0x64
mov eax, edi
xor edx, edx
div ecx
mov edi, eax
mov ecx, esi
jmp 0x438a76
cmp edi, 0xa
setb al
test al, 1
jne 0x438ac8
jmp 0x438ae0
lea eax, str.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ
add eax, edi
jmp 0x438ad2
mov al, byte [eax]
jmp 0x438ad6
mov edi, ecx
add edi, 0xffffffff
mov byte [ecx - 1], al
jmp 0x438b1d
mov eax, edi
xor eax, 0xffffffff
and eax, 2
mov edx, edi
and edx, 0xfffffffd
imul edx, eax
mov eax, edi
and eax, 2
or edi, 2
imul edi, eax
add edi, edx
mov al, byte [edi + 0x44c761]
mov edx, edi
mov edi, ecx
add edi, 0xffffffff
mov byte [ecx - 1], al
mov al, byte [edx + 0x44c760]
add edi, 0xffffffff
mov byte [ecx - 2], al
jmp 0x438b1d
jmp 0x438bd7
cmp ebx, 0x10
sete al
test al, 1
jne 0x438b30
jmp 0x438b2e
jmp 0x438ba6
jmp 0x438b32
cmp edi, 0x100
jb 0x438b67
mov edx, edi
and edx, 0xff
shl edx, 1
mov bl, byte [edx + 0x44c82a]
mov eax, ecx
add eax, 0xffffffff
mov byte [ecx - 1], bl
mov dl, byte [edx + str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
add eax, 0xffffffff
mov byte [ecx - 2], dl
shr edi, 8
mov ecx, eax
jmp 0x438b32
cmp edi, 0x10
setb al
test al, 1
jne 0x438b73
jmp 0x438b84
mov al, byte [edi + str.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ]
mov edi, ecx
add edi, 0xffffffff
mov byte [ecx - 1], al
jmp 0x438bd7
shl edi, 1
mov al, byte [edi + 0x44c82a]
mov edx, edi
mov edi, ecx
add edi, 0xffffffff
mov byte [ecx - 1], al
mov al, byte [edx + str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
add edi, 0xffffffff
mov byte [ecx - 2], al
jmp 0x438bd7
cmp edi, 0
seta al
test al, 1
jne 0x438bb2
jmp 0x438bd3
mov eax, edi
xor edx, edx
div ebx
mov al, byte [edx + str.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ]
mov esi, ecx
add esi, 0xffffffff
mov byte [ecx - 1], al
mov eax, edi
xor edx, edx
div ebx
mov edi, eax
mov ecx, esi
jmp 0x438ba6
mov edi, ecx
jmp 0x438bd7
mov eax, edi
lea esp, [ebp - 0xc]
pop esi
pop edi
pop ebx
pop ebp
ret