Function at 0x454293
Capabilities:
Encode data using xor
Encrypt data using rc4 ksa

Disassembly:
push ebp
mov ebp, esp
xor edx, edx
cmp dword [esi + 0xe8], edx
je 0x4542ac
mov eax, dword [esi + 0x84]
sub eax, dword [ebp + 0xc]
dec eax
jmp 0x4542af
mov eax, dword [ebp + 0xc]
mov ecx, dword [esi + 0xd4]
push ebx
push edi
mov edi, dword [esi + 0xcc]
imul edi, eax
mov eax, ecx
imul eax, dword [ebp + 8]
add edi, eax
add edi, dword [esi + 0xc8]
cmp dword [esi + 0xe0], edx
jne 0x4546f8
cmp dword [esi + 0xe4], edx
jne 0x4546f8
mov eax, dword [esi + 0xd8]
test al, 2
je 0x454323
cmp dword [ebp + 0x10], edx
je 0x45471a
mov al, byte [esi + 0xf0]
xor byte [edi + 2], al
mov al, byte [esi + 0xf4]
xor byte [edi + 1], al
mov al, byte [esi + 0xf8]
xor byte [edi], al
add edi, dword [esi + 0xd4]
dec dword [ebp + 0x10]
jne 0x4542f9
jmp 0x45471a
test eax, 0x100
je 0x454363
cmp dword [ebp + 0x10], edx
je 0x45471a
mov al, byte [esi + 0xf0]
mov byte [edi + 2], al
mov al, byte [esi + 0xf4]
mov byte [edi + 1], al
mov al, byte [esi + 0xf8]
mov byte [edi], al
mov al, byte [esi + 0xfc]
mov byte [edi + 3], al
add edi, 4
dec dword [ebp + 0x10]
jne 0x454333
jmp 0x45471a
test al, 8
je 0x454391
cmp ecx, 4
jne 0x45471a
cmp dword [ebp + 0x10], edx
je 0x45471a
add edi, 3
mov al, byte [esi + 0xfc]
mov byte [edi], al
add edi, 4
dec dword [ebp + 0x10]
jne 0x45437c
jmp 0x45471a
test al, 0x10
je 0x454545
cmp ecx, 4
jne 0x4544e5
cmp dword [ebp + 0x10], edx
je 0x45471a
mov ebx, dword [esi + 0xfc]
movzx edx, byte [edi + 3]
test ebx, ebx
jne 0x4543bf
movzx eax, byte [edi + 2]
jmp 0x4543fe
test edx, edx
jne 0x4543ce
mov eax, dword [esi + 0xf0]
cdq
idiv ebx
jmp 0x4543fe
movzx eax, byte [edi + 2]
imul ebx, ebx, 0xff
mov ecx, dword [esi + 0x100]
imul eax, ecx
imul eax, edx
mov edx, dword [esi + 0xf0]
imul edx, edx, 0xff
add eax, edx
movzx edx, byte [edi + 3]
imul ecx, edx
cdq
add ecx, ebx
idiv ecx
mov byte [edi + 2], al
mov ebx, dword [esi + 0xfc]
test ebx, ebx
jne 0x454411
movzx eax, byte [edi + 1]
jmp 0x454454
movzx edx, byte [edi + 3]
test edx, edx
jne 0x454424
mov eax, dword [esi + 0xf4]
cdq
idiv ebx
jmp 0x454454
movzx eax, byte [edi + 1]
imul ebx, ebx, 0xff
mov ecx, dword [esi + 0x100]
imul eax, ecx
imul eax, edx
mov edx, dword [esi + 0xf4]
imul edx, edx, 0xff
add eax, edx
movzx edx, byte [edi + 3]
imul ecx, edx
cdq
add ecx, ebx
idiv ecx
mov byte [edi + 1], al
mov ebx, dword [esi + 0xfc]
test ebx, ebx
jne 0x454466
movzx eax, byte [edi]
jmp 0x4544ac
movzx eax, byte [edi + 3]
test eax, eax
jne 0x454479
mov eax, dword [esi + 0xf8]
cdq
idiv ebx
jmp 0x4544ac
movzx eax, byte [edi]
imul ebx, ebx, 0xff
mov ecx, dword [esi + 0x100]
movzx edx, byte [edi + 3]
imul eax, ecx
imul eax, edx
mov edx, dword [esi + 0xf8]
imul edx, edx, 0xff
add eax, edx
movzx edx, byte [edi + 3]
imul ecx, edx
cdq
add ecx, ebx
idiv ecx
movzx ecx, byte [edi + 3]
mov byte [edi], al
mov eax, dword [esi + 0x100]
imul eax, ecx
mov ecx, dword [esi + 0xfc]
imul ecx, ecx, 0xff
add eax, ecx
cdq
mov ecx, 0xff
idiv ecx
add edi, 4
dec dword [ebp + 0x10]
mov byte [edi - 1], al
jne 0x4543ab
jmp 0x45471a
cmp dword [ebp + 0x10], edx
je 0x45471a
movzx eax, byte [edi + 2]
imul eax, dword [esi + 0x100]
add eax, dword [esi + 0xf0]
mov ecx, 0xff
cdq
mov ebx, ecx
idiv ebx
mov byte [edi + 2], al
movzx eax, byte [edi + 1]
imul eax, dword [esi + 0x100]
add eax, dword [esi + 0xf4]
cdq
idiv ebx
mov byte [edi + 1], al
movzx eax, byte [edi]
imul eax, dword [esi + 0x100]
add eax, dword [esi + 0xf8]
cdq
idiv ecx
mov byte [edi], al
add edi, 3
dec dword [ebp + 0x10]
jne 0x4544ee
jmp 0x45471a
test al, 0x20
je 0x4546cc
cmp ecx, 4
jne 0x45466f
cmp dword [ebp + 0x10], edx
je 0x45471a
mov ebx, dword [esi + 0xfc]
movzx edx, byte [edi + 3]
test ebx, ebx
jne 0x454573
movzx eax, byte [edi + 2]
jmp 0x4545b2
test edx, edx
jne 0x454582
mov eax, dword [esi + 0xf0]
cdq
idiv ebx
jmp 0x4545b2
movzx eax, byte [edi + 2]
imul ebx, ebx, 0xff
mov ecx, dword [esi + 0x100]
imul eax, ecx
imul eax, edx
mov edx, dword [esi + 0xf0]
imul edx, edx, 0xff
add eax, edx
movzx edx, byte [edi + 3]
imul ecx, edx
cdq
add ecx, ebx
idiv ecx
mov byte [edi + 2], al
mov ebx, dword [esi + 0xfc]
test ebx, ebx
jne 0x4545c5
movzx eax, byte [edi + 1]
jmp 0x454608
movzx edx, byte [edi + 3]
test edx, edx
jne 0x4545d8
mov eax, dword [esi + 0xf4]
cdq
idiv ebx
jmp 0x454608
movzx eax, byte [edi + 1]
imul ebx, ebx, 0xff
mov ecx, dword [esi + 0x100]
imul eax, ecx
imul eax, edx
mov edx, dword [esi + 0xf4]
imul edx, edx, 0xff
add eax, edx
movzx edx, byte [edi + 3]
imul ecx, edx
cdq
add ecx, ebx
idiv ecx
mov byte [edi + 1], al
mov ebx, dword [esi + 0xfc]
test ebx, ebx
jne 0x45461a
movzx eax, byte [edi]
jmp 0x45465c
movzx edx, byte [edi + 3]
test edx, edx
jne 0x45462d
mov eax, dword [esi + 0xf8]
cdq
idiv ebx
jmp 0x45465c
movzx eax, byte [edi]
imul ebx, ebx, 0xff
mov ecx, dword [esi + 0x100]
imul eax, ecx
imul eax, edx
mov edx, dword [esi + 0xf8]
imul edx, edx, 0xff
add eax, edx
movzx edx, byte [edi + 3]
imul ecx, edx
cdq
add ecx, ebx
idiv ecx
mov byte [edi], al
add edi, 4
dec dword [ebp + 0x10]
jne 0x45455f
jmp 0x45471a
cmp dword [ebp + 0x10], edx
je 0x45471a
movzx eax, byte [edi + 2]
imul eax, dword [esi + 0x100]
add eax, dword [esi + 0xf0]
mov ecx, 0xff
cdq
mov ebx, ecx
idiv ebx
mov byte [edi + 2], al
movzx eax, byte [edi + 1]
imul eax, dword [esi + 0x100]
add eax, dword [esi + 0xf4]
cdq
idiv ebx
mov byte [edi + 1], al
movzx eax, byte [edi]
imul eax, dword [esi + 0x100]
add eax, dword [esi + 0xf8]
cdq
idiv ecx
mov byte [edi], al
add edi, 3
dec dword [ebp + 0x10]
jne 0x454678
jmp 0x45471a
cmp dword [ebp + 0x10], edx
je 0x45471a
mov al, byte [esi + 0xf0]
mov byte [edi + 2], al
mov al, byte [esi + 0xf4]
mov byte [edi + 1], al
mov al, byte [esi + 0xf8]
mov byte [edi], al
add edi, dword [esi + 0xd4]
dec dword [ebp + 0x10]
jne 0x4546d1
jmp 0x45471a
cmp dword [ebp + 0x10], edx
je 0x45471a
push dword [ebp + 0xc]
mov eax, esi
push dword [ebp + 8]
call fcn.00453dcf
add edi, dword [esi + 0xd4]
inc dword [ebp + 8]
dec dword [ebp + 0x10]
pop ecx
pop ecx
jne 0x4546fd
pop edi
pop ebx
pop ebp
ret