Function at 0x437fe0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
mov esi, dword [ebp + 0x14]
mov edi, dword [ebp + 0xc]
mov bx, word [ebp + 8]
call fcn.0041c9b0
sub esp, 8
push eax
test esi, esi
sets al
mov ecx, esi
sub ecx, 1
sete cl
or al, cl
mov ecx, esi
sub ecx, 0x25
setge cl
or al, cl
test al, 1
jne 0x438018
jmp 0x43801d
jmp 0x4381c0
mov eax, ebx
movzx ecx, bx
mov ebx, edi
mov edx, dword [ebp + 0x10]
add ebx, edx
add ebx, 0xffffffff
mov byte [edi + edx - 1], 0
cmp ecx, 0
jne 0x438044
mov edi, ebx
add edi, 0xffffffff
mov byte [ebx - 1], 0x30
jmp 0x4381be
cmp esi, 0xa
sete cl
test cl, 1
jne 0x438054
jmp 0x4380e6
jmp 0x438056
movzx ecx, ax
cmp ecx, 0x64
jb 0x43809b
mov esi, 0x64
mov eax, ecx
xor edx, edx
div esi
jmp 0x43806b
shl edx, 1
mov al, byte [edx + 0x44d761]
mov esi, ebx
add esi, 0xffffffff
mov byte [ebx - 1], al
mov al, byte [edx + 0x44d760]
mov ebx, esi
add ebx, 0xffffffff
jmp 0x43808a
mov byte [ebx], al
mov esi, 0x64
mov eax, ecx
xor edx, edx
div esi
jmp 0x438099
jmp 0x438056
cmp ecx, 0xa
setb al
jmp 0x4380a3
test al, 1
jne 0x4380a9
jmp 0x4380ba
mov al, byte [ecx + str.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ]
mov edi, ebx
add edi, 0xffffffff
mov byte [ebx - 1], al
jmp 0x4380e1
shl ecx, 1
lea eax, [0x44d760]
add eax, ecx
mov cl, byte [ecx + 0x44d761]
add ebx, 0xffffffff
jmp 0x4380d0
mov byte [ebx], cl
mov al, byte [eax]
jmp 0x4380d6
add ebx, 0xffffffff
jmp 0x4380db
mov byte [ebx], al
mov edi, ebx
jmp 0x4380e1
jmp 0x4381be
cmp esi, 0x10
je 0x4380f0
jmp 0x43818c
jmp 0x4380f2
movzx eax, ax
mov edx, eax
cmp eax, 0x100
setge al
test al, 1
jne 0x438105
jmp 0x438134
mov eax, edx
mov ecx, eax
and ecx, 0xff
shl ecx, 1
mov dl, byte [ecx + 0x44d82a]
mov esi, ebx
add esi, 0xffffffff
mov byte [ebx - 1], dl
mov cl, byte [ecx + str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
add esi, 0xffffffff
mov byte [ebx - 2], cl
shr eax, 8
mov ebx, esi
jmp 0x4380f2
cmp edx, 0x10
setl al
test al, 1
jne 0x438140
jmp 0x438151
mov al, byte [edx + str.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ]
mov edi, ebx
add edi, 0xffffffff
mov byte [ebx - 1], al
jmp 0x4381be
mov ecx, edx
and ecx, 0xfffffffd
mov eax, edx
or eax, 0xfffffffd
xor eax, 0xffffffff
imul eax, ecx
mov ecx, edx
and ecx, 2
or edx, 2
imul edx, ecx
add edx, eax
mov al, byte [edx + 0x44d82a]
mov edi, ebx
add edi, 0xffffffff
mov byte [ebx - 1], al
mov al, byte [edx + str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
add edi, 0xffffffff
mov byte [ebx - 2], al
jmp 0x4381be
movzx ecx, ax
cmp ecx, 0
seta al
test al, 1
jne 0x43819b
jmp 0x4381ba
mov eax, ecx
xor edx, edx
div esi
mov al, byte [edx + str.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ]
mov edi, ebx
add edi, 0xffffffff
mov byte [ebx - 1], al
mov eax, ecx
xor edx, edx
div esi
mov ebx, edi
jmp 0x43818c
mov edi, ebx
jmp 0x4381be
jmp 0x4381c0
mov eax, edi
lea esp, [ebp - 0xc]
pop esi
pop edi
pop ebx
pop ebp
ret