Function at 0x428739
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebx
mov ebx, esp
push ecx
push ecx
and esp, 0xfffffff8
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
sub esp, 0x40
mov eax, dword [0x8307c0]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push edi
mov edi, dword [ebx + 0xc]
mov esi, ecx
mov dword [ebp - 0x38], esi
cmp edi, 3
jl 0x428acb
test byte [esi + 0x24], 4
mov eax, dword [esi + 0x2c]
mov ecx, dword [eax]
mov eax, dword [eax + 4]
mov dword [ebp - 0x18], ecx
mov ecx, esi
mov dword [ebp - 0x1c], eax
je 0x428a3d
mov eax, dword [ebx + 0x10]
movss xmm0, dword [esi + 0x8c]
and eax, 0xffffff
mov dword [ebp - 0x3c], eax
lea eax, [edi + edi]
push eax
mov dword [ebp - 0x40], eax
imul eax, edi, 9
movss dword [ebp - 0x24], xmm0
sub eax, 6
push eax
call fcn.00427797
mov eax, dword [esi + 0x28]
push 2
movzx edx, ax
mov dword [ebp - 0x28], eax
lea ecx, [eax + 1]
mov dword [ebp - 0xc], edx
mov dword [ebp - 0x2c], ecx
pop ecx
mov dword [ebp - 0x10], ecx
mov eax, dword [esi + 0x38]
mov word [eax], dx
lea edx, [edx + ecx*2]
mov eax, dword [esi + 0x38]
lea ecx, [edx - 2]
mov word [eax + 2], cx
mov eax, dword [esi + 0x38]
mov ecx, dword [ebp - 0x10]
mov word [eax + 4], dx
add dword [esi + 0x38], 6
inc ecx
mov edx, dword [ebp - 0xc]
mov dword [ebp - 0x10], ecx
cmp ecx, edi
jl 0x4287cb
mov eax, edi
shl eax, 3
call fcn.004e8cb0
xor edx, edx
lea eax, [edi - 1]
mov dword [ebp - 0x20], edx
mov ecx, esp
mov esi, dword [ebp - 0x20]
mov dword [ebp - 0x14], edx
mov edx, eax
shl edx, 3
mov dword [ebp - 0x10], eax
mov eax, dword [ebx + 8]
mov dword [ebp - 8], edx
movss xmm2, dword [eax + esi*8]
mov edi, esi
movss xmm1, dword [eax + esi*8 + 4]
subss xmm2, dword [edx + eax]
subss xmm1, dword [edx + eax + 4]
shl edi, 3
mov dword [ebp - 0x34], edi
mov edi, dword [ebx + 0xc]
movaps xmm0, xmm2
movss dword [ebp - 0x20], xmm2
movaps xmm3, xmm1
mulss xmm0, xmm2
mulss xmm3, xmm1
movss dword [ebp - 0x30], xmm1
addss xmm3, xmm0
comiss xmm3, dword [0x7c6dfc]
jbe 0x428896
cvtps2pd xmm0, xmm3
call sub.api_ms_win_crt_math_l1_1_0.dll__libm_sse2_sqrt_precise
movss xmm1, dword [0x7c6e94]
mov ecx, esp
cvtsd2ss xmm0, xmm0
mov eax, dword [ebx + 8]
mov edx, dword [ebp - 8]
movss xmm2, dword [ebp - 0x20]
divss xmm1, xmm0
movaps xmm0, xmm1
mulss xmm1, dword [ebp - 0x30]
mulss xmm2, xmm0
xorps xmm2, xmmword [0x7c7070]
inc esi
movss dword [edx + ecx], xmm1
movss dword [edx + ecx + 4], xmm2
mov edx, dword [ebp - 0x34]
mov dword [ebp - 8], edx
cmp esi, edi
jl 0x42881f
mov edx, dword [ebp - 0x28]
movss xmm5, dword [ebp - 0x24]
movss xmm4, dword [0x7c6e50]
mov esi, dword [ebp - 0x38]
movzx edx, dx
mov dword [ebp - 0x28], edx
mov edx, dword [ebp - 0x2c]
movzx edx, dx
mov dword [ebp - 0x2c], edx
lea edx, [eax + 4]
mov dword [ebp - 8], edx
mov edx, ecx
sub edx, eax
mulss xmm5, xmm4
mov dword [ebp - 0x24], edx
lea eax, [edi - 1]
mov edi, dword [ebp - 0x14]
movss xmm2, dword [ecx + edi*8]
mov edi, dword [ebp - 8]
addss xmm2, dword [ecx + eax*8]
movss xmm3, dword [edx + edi]
addss xmm3, dword [ecx + eax*8 + 4]
mulss xmm2, xmm4
mulss xmm3, xmm4
movaps xmm0, xmm2
mulss xmm0, xmm2
movaps xmm1, xmm3
mulss xmm1, xmm3
addss xmm1, xmm0
comiss xmm1, dword [0x7c6e00]
jbe 0x42894e
movss xmm0, dword [0x7c6e94]
divss xmm0, xmm1
movss xmm1, dword [0x7c6f40]
minss xmm1, xmm0
movaps xmm0, xmm1
mulss xmm3, xmm1
mulss xmm2, xmm0
mov eax, dword [esi + 0x34]
movaps xmm1, xmm5
mov ecx, dword [ebp - 8]
mov edx, dword [ebp - 0x18]
mov edi, dword [ebp - 0x1c]
mulss xmm1, xmm2
movaps xmm2, xmm5
add dword [ebp - 8], 8
movss xmm0, dword [ecx - 4]
mulss xmm2, xmm3
subss xmm0, xmm1
movss dword [eax], xmm0
movss xmm0, dword [ecx]
mov eax, dword [esi + 0x34]
subss xmm0, xmm2
movss dword [eax + 4], xmm0
mov eax, dword [esi + 0x34]
mov dword [eax + 8], edx
mov dword [eax + 0xc], edi
mov eax, dword [esi + 0x34]
mov edi, dword [ebx + 0x10]
mov dword [eax + 0x10], edi
addss xmm1, dword [ecx - 4]
mov eax, dword [esi + 0x34]
mov edi, dword [ebp - 0x2c]
movss dword [eax + 0x14], xmm1
addss xmm2, dword [ecx]
mov eax, dword [esi + 0x34]
mov ecx, dword [ebp - 0x1c]
movss dword [eax + 0x18], xmm2
mov eax, dword [esi + 0x34]
mov dword [eax + 0x1c], edx
mov dword [eax + 0x20], ecx
mov eax, dword [esi + 0x34]
mov ecx, dword [ebp - 0x3c]
mov dword [eax + 0x24], ecx
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp - 0x28]
add dword [esi + 0x34], 0x28
lea edx, [ecx + eax*2]
mov eax, dword [esi + 0x38]
mov word [eax], dx
mov eax, dword [ebp - 0x10]
lea ecx, [ecx + eax*2]
mov eax, dword [esi + 0x38]
mov word [eax + 2], cx
mov eax, dword [ebp - 0x10]
lea ecx, [edi + eax*2]
mov eax, dword [esi + 0x38]
mov word [eax + 4], cx
mov eax, dword [esi + 0x38]
mov word [eax + 6], cx
mov eax, dword [ebp - 0x14]
lea ecx, [edi + eax*2]
mov eax, dword [esi + 0x38]
mov word [eax + 8], cx
mov eax, dword [esi + 0x38]
mov ecx, dword [ebp - 0x14]
mov word [eax + 0xa], dx
mov eax, ecx
add dword [esi + 0x38], 0xc
inc ecx
cmp ecx, dword [ebx + 0xc]
mov edx, dword [ebp - 0x24]
mov dword [ebp - 0x14], ecx
mov ecx, esp
mov dword [ebp - 0x10], eax
jl 0x4288ed
mov eax, dword [ebp - 0x40]
movzx eax, ax
jmp 0x428ac8
lea eax, [edi - 2]
imul eax, eax, 3
push edi
push eax
call fcn.00427797
mov dword [ebp - 0xc], edi
mov edi, dword [ebx + 8]
mov eax, dword [esi + 0x34]
mov ecx, dword [edi]
lea edi, [edi + 8]
mov edx, dword [edi - 4]
mov dword [eax], ecx
mov ecx, dword [ebp - 0x18]
mov dword [eax + 4], edx
mov eax, dword [esi + 0x34]
mov dword [eax + 8], ecx
mov ecx, dword [ebp - 0x1c]
mov dword [eax + 0xc], ecx
mov eax, dword [esi + 0x34]
mov ecx, dword [ebx + 0x10]
mov dword [eax + 0x10], ecx
add dword [esi + 0x34], 0x14
sub dword [ebp - 0xc], 1
jne 0x428a50
mov edi, dword [ebx + 0xc]
push 2
pop edx
mov dword [ebp - 0x18], edx
mov ecx, dword [esi + 0x38]
mov ax, word [esi + 0x28]
movzx edx, dx
mov word [ecx], ax
mov cx, word [esi + 0x28]
mov eax, dword [esi + 0x38]
dec cx
add cx, dx
mov word [eax + 2], cx
mov eax, dword [esi + 0x38]
mov cx, word [esi + 0x28]
add cx, dx
mov edx, dword [ebp - 0x18]
mov word [eax + 4], cx
add dword [esi + 0x38], 6
inc edx
mov dword [ebp - 0x18], edx
cmp edx, edi
jl 0x428a8b
movzx eax, di
add dword [esi + 0x28], eax
lea esp, [ebp - 0x48]
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e7e02
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret 0xc