Function at 0x41ca90
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff8
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
sub esp, 0x38
mov eax, dword [0x443040]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, ecx
mov ecx, dword [ebx + 0xc]
mov dword [ebp - 0x2c], esi
push edi
mov edi, dword [ebx + 8]
cmp ecx, 3
jl 0x41ce53
test byte [esi + 0x24], 2
mov eax, dword [esi + 0x28]
movss xmm0, dword [eax]
movss dword [ebp - 0x20], xmm0
movss xmm0, dword [eax + 4]
movss dword [ebp - 0x24], xmm0
je 0x41cdbf
mov eax, dword [ebx + 0x10]
and eax, 0xffffff
mov dword [ebp - 0x30], eax
lea eax, [ecx + ecx]
push eax
mov dword [ebp - 0x38], eax
lea eax, [ecx*8 - 6]
add eax, ecx
mov ecx, esi
push eax
call fcn.0041bcd0
mov eax, dword [esi + 0x30]
mov edi, dword [ebx + 0xc]
movzx edx, ax
mov dword [ebp - 0x1c], eax
lea ecx, [eax + 1]
mov dword [ebp - 8], edx
mov dword [ebp - 0x34], ecx
mov ecx, 2
mov dword [ebp - 0x14], ecx
nop dword [eax]
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 - 0x14]
inc ecx
mov dword [ebp - 0x14], ecx
mov word [eax + 4], dx
add dword [esi + 0x38], 6
mov edx, dword [ebp - 8]
cmp ecx, edi
jl 0x41cb30
lea eax, [edi*8]
call fcn.0043a1f0
movss xmm4, dword [0x4405a0]
lea eax, [edi - 1]
mov edi, dword [ebx + 8]
lea ecx, [eax*8]
mov dword [ebp - 0x18], eax
xorps xmm5, xmm5
mov eax, dword [ebx + 0xc]
xor esi, esi
mov dword [ebp - 0xc], ecx
nop dword [eax + eax]
movss xmm1, dword [edi + esi*8]
lea edx, [esi*8]
movss xmm2, dword [edi + esi*8 + 4]
subss xmm1, dword [ecx + edi]
subss xmm2, dword [ecx + edi + 4]
mov dword [ebp - 0x28], edx
mov edx, esp
movaps xmm0, xmm1
movss dword [ebp - 8], xmm1
movaps xmm3, xmm2
mulss xmm0, xmm1
mulss xmm3, xmm2
movss dword [ebp - 0x10], xmm2
addss xmm3, xmm0
comiss xmm3, xmm5
jbe 0x41cc14
cvtps2pd xmm0, xmm3
xorps xmm1, xmm1
ucomisd xmm1, xmm0
ja 0x41cbe5
sqrtsd xmm0, xmm0
jmp 0x41cbea
call sub.api_ms_win_crt_math_l1_1_0.dll__libm_sse2_sqrt_precise
movss xmm4, dword [0x4405a0]
xorps xmm5, xmm5
movss xmm1, dword [ebp - 8]
movaps xmm3, xmm4
movss xmm2, dword [ebp - 0x10]
mov edx, esp
mov eax, dword [ebx + 0xc]
mov ecx, dword [ebp - 0xc]
cvtsd2ss xmm0, xmm0
divss xmm3, xmm0
jmp 0x41cc17
movaps xmm3, xmm4
mulss xmm1, xmm3
inc esi
mulss xmm2, xmm3
xorps xmm1, xmmword [0x440780]
movss dword [ecx + edx + 4], xmm1
movss dword [ecx + edx], xmm2
mov ecx, dword [ebp - 0x28]
mov dword [ebp - 0xc], ecx
cmp esi, eax
jl 0x41cb90
mov ecx, dword [ebp - 0x1c]
xor eax, eax
movss xmm5, dword [0x44057c]
movss xmm6, dword [0x440538]
movss xmm7, dword [0x440634]
mov esi, dword [ebp - 0x2c]
movzx ecx, cx
mov dword [ebp - 8], ecx
lea ecx, [edi + 4]
mov dword [ebp - 0xc], ecx
mov ecx, edx
sub ecx, edi
mov dword [ebp - 0x10], eax
mov dword [ebp - 0x1c], ecx
mov ecx, dword [ebp - 0x18]
nop dword [eax]
movss xmm2, dword [edx + eax*8]
mov eax, dword [ebp - 0xc]
mov edi, dword [ebp - 0x1c]
addss xmm2, dword [edx + ecx*8]
movss xmm3, dword [edi + eax]
addss xmm3, dword [edx + ecx*8 + 4]
mulss xmm2, xmm5
mulss xmm3, xmm5
movaps xmm1, xmm2
mulss xmm1, xmm2
movaps xmm0, xmm3
mulss xmm0, xmm3
addss xmm1, xmm0
comiss xmm1, xmm6
jbe 0x41ccd3
movaps xmm0, xmm4
divss xmm0, xmm1
movaps xmm1, xmm7
minss xmm1, xmm0
movaps xmm0, xmm1
mulss xmm3, xmm1
mulss xmm2, xmm0
mov eax, dword [esi + 0x34]
mov edx, dword [ebp - 0xc]
mov edi, dword [ebx + 0x10]
mulss xmm2, xmm5
add dword [ebp - 0xc], 8
movss xmm1, dword [edx - 4]
movss xmm0, dword [edx]
mulss xmm3, xmm5
subss xmm1, xmm2
subss xmm0, xmm3
movss dword [eax], xmm1
movss xmm1, dword [ebp - 0x24]
movss dword [eax + 4], xmm0
mov eax, dword [esi + 0x34]
movss xmm0, dword [ebp - 0x20]
movss dword [eax + 8], xmm0
movss dword [eax + 0xc], xmm1
mov eax, dword [esi + 0x34]
mov dword [eax + 0x10], edi
addss xmm2, dword [edx - 4]
addss xmm3, dword [edx]
mov eax, dword [esi + 0x34]
mov edx, dword [ebp - 0x30]
mov edi, dword [ebp - 0x34]
movss dword [eax + 0x14], xmm2
movss dword [eax + 0x18], xmm3
mov eax, dword [esi + 0x34]
movss dword [eax + 0x1c], xmm0
movss dword [eax + 0x20], xmm1
mov eax, dword [esi + 0x34]
mov dword [eax + 0x24], edx
mov eax, dword [ebp - 0x10]
mov edx, dword [ebp - 8]
add dword [esi + 0x34], 0x28
lea edx, [edx + eax*2]
mov eax, dword [esi + 0x38]
mov word [eax], dx
mov eax, dword [ebp - 8]
lea ecx, [eax + ecx*2]
mov eax, dword [esi + 0x38]
mov word [eax + 2], cx
mov eax, dword [ebp - 0x18]
movzx ecx, di
lea ecx, [ecx + 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 - 0x10]
movzx ecx, di
lea ecx, [ecx + eax*2]
mov eax, dword [esi + 0x38]
mov word [eax + 8], cx
mov eax, dword [esi + 0x38]
mov word [eax + 0xa], dx
mov edx, esp
mov eax, dword [ebp - 0x10]
mov ecx, eax
add dword [esi + 0x38], 0xc
inc eax
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x10], eax
cmp eax, dword [ebx + 0xc]
jl 0x41cc80
mov eax, dword [ebp - 0x38]
jmp 0x41ce4d
push ecx
add ecx, 0xfffffffe
lea eax, [ecx + ecx*2]
mov ecx, esi
push eax
call fcn.0041bcd0
mov eax, dword [ebx + 0xc]
movss xmm0, dword [ebp - 0x20]
movss xmm1, dword [ebp - 0x24]
mov dword [ebp - 8], eax
nop
mov eax, dword [esi + 0x34]
lea edi, [edi + 8]
mov ecx, dword [edi - 8]
mov edx, dword [edi - 4]
mov dword [eax], ecx
mov ecx, dword [ebx + 0x10]
mov dword [eax + 4], edx
mov eax, dword [esi + 0x34]
movss dword [eax + 8], xmm0
movss dword [eax + 0xc], xmm1
mov eax, dword [esi + 0x34]
mov dword [eax + 0x10], ecx
add dword [esi + 0x34], 0x14
sub dword [ebp - 8], 1
jne 0x41cde0
mov edi, 2
mov ecx, dword [esi + 0x38]
mov ax, word [esi + 0x30]
movzx edx, di
inc edi
mov word [ecx], ax
movzx ecx, word [esi + 0x30]
mov eax, dword [esi + 0x38]
dec cx
add cx, dx
mov word [eax + 2], cx
mov eax, dword [esi + 0x38]
movzx ecx, word [esi + 0x30]
add cx, dx
mov word [eax + 4], cx
add dword [esi + 0x38], 6
mov eax, dword [ebx + 0xc]
cmp edi, eax
jl 0x41ce16
movzx eax, ax
add dword [esi + 0x30], eax
lea esp, [ebp - 0x40]
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00439054
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret 0xc