Function at 0x58d988
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, 0x40
push esi
mov esi, dword [ebx + 0xc]
mov dword [ebp - 0xc], esi
push edi
mov edi, ecx
mov dword [ebp - 0x30], edi
cmp esi, 3
jl 0x58dd18
mov eax, dword [edi + 0x28]
test byte [edi + 0x24], 2
movss xmm0, dword [eax]
movss dword [ebp - 0x20], xmm0
movss xmm0, dword [eax + 4]
movss dword [ebp - 0x24], xmm0
lfence
je 0x58dc81
mov eax, dword [ebx + 0x10]
and eax, 0xffffff
mov dword [ebp - 0x34], eax
lea eax, [esi + esi]
push eax
mov dword [ebp - 0x3c], eax
lea eax, [esi*8 - 6]
add eax, esi
push eax
call fcn.0058cc98
mov eax, dword [edi + 0x34]
mov edx, 2
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x14], edx
lea ecx, [eax + 1]
mov dword [ebp - 0x38], ecx
movzx ecx, ax
mov eax, dword [edi + 0x3c]
lea edx, [ecx + edx*2]
mov word [eax], cx
lea ecx, [edx - 2]
mov eax, dword [edi + 0x3c]
mov word [eax + 2], cx
mov eax, dword [edi + 0x3c]
mov word [eax + 4], dx
mov edx, dword [ebp - 0x14]
add dword [edi + 0x3c], 6
inc edx
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 0x14], edx
cmp edx, esi
jl 0x58da0f
lea eax, [esi*8]
call fcn.005c3668
movss xmm5, dword [0x1008b278]
lea eax, [esi - 1]
mov edx, dword [ebx + 8]
xor ecx, ecx
mov dword [ebp - 4], eax
xorps xmm4, xmm4
shl eax, 3
mov dword [ebp - 0x18], ecx
mov dword [ebp - 8], eax
movss xmm2, dword [edx + ecx*8]
lea esi, [edx + 4]
movss xmm1, dword [edx + ecx*8 + 4]
lea edi, [ecx*8]
subss xmm2, dword [eax + edx]
subss xmm1, dword [eax + edx + 4]
mov dword [ebp - 0x10], esi
movaps xmm0, xmm2
movss dword [ebp - 0x28], xmm2
movaps xmm3, xmm1
mulss xmm0, xmm2
mulss xmm3, xmm1
movss dword [ebp - 0x2c], xmm1
addss xmm3, xmm0
comiss xmm3, xmm4
jbe 0x58dae5
cvtps2pd xmm0, xmm3
call fcn.005c3dab
movss xmm5, dword [0x1008b278]
xorps xmm4, xmm4
cvtsd2ss xmm0, xmm0
mov eax, dword [ebp - 8]
mov ecx, dword [ebp - 0x18]
mov edx, dword [ebx + 8]
movaps xmm1, xmm5
movss xmm2, dword [ebp - 0x28]
divss xmm1, xmm0
movaps xmm0, xmm1
mulss xmm1, dword [ebp - 0x2c]
mulss xmm2, xmm0
xorps xmm2, xmmword [0x1008ce20]
mov esi, esp
inc ecx
mov dword [ebp - 0x18], ecx
movss dword [eax + esi], xmm1
movss dword [eax + esi + 4], xmm2
mov eax, edi
mov dword [ebp - 8], eax
cmp ecx, dword [ebp - 0xc]
jl 0x58da69
movss xmm6, dword [0x1008b208]
xor eax, eax
mov edi, dword [ebp - 0x30]
mov ecx, dword [ebp - 0x10]
mov dword [ebp - 8], eax
mov eax, esi
sub esi, edx
xor edx, edx
mov dword [ebp - 0x2c], esi
nop
movss xmm2, dword [eax + edx*8]
movaps xmm4, xmm5
movss xmm3, dword [esi + ecx]
mov edx, dword [ebp - 4]
mov esi, edx
addss xmm2, dword [eax + edx*8]
addss xmm3, dword [eax + esi*8 + 4]
mov eax, dword [edi + 0x38]
mov edx, dword [ebx + 0x10]
mulss xmm2, xmm6
mulss xmm3, xmm6
movaps xmm0, xmm2
mulss xmm0, xmm2
movaps xmm1, xmm3
mulss xmm1, xmm3
addss xmm1, xmm0
movaps xmm0, xmm6
maxss xmm0, xmm1
divss xmm4, xmm0
movss xmm0, dword [ecx - 4]
movaps xmm1, xmm4
mulss xmm4, xmm3
movss xmm3, dword [ebp - 0x24]
mulss xmm1, xmm2
movss xmm2, dword [ebp - 0x20]
mulss xmm4, xmm6
mulss xmm1, xmm6
subss xmm0, xmm1
movss dword [eax], xmm0
movss xmm0, dword [ecx]
mov eax, dword [edi + 0x38]
subss xmm0, xmm4
movss dword [eax + 4], xmm0
mov eax, dword [edi + 0x38]
movss dword [eax + 8], xmm2
movss dword [eax + 0xc], xmm3
mov eax, dword [edi + 0x38]
mov dword [eax + 0x10], edx
movss xmm0, dword [ecx - 4]
mov eax, dword [edi + 0x38]
addss xmm0, xmm1
mov edx, dword [ebp - 8]
movss dword [eax + 0x14], xmm0
movss xmm0, dword [ecx]
mov eax, dword [edi + 0x38]
addss xmm0, xmm4
mov ecx, dword [ebp - 0x34]
movss dword [eax + 0x18], xmm0
mov eax, dword [edi + 0x38]
movss dword [eax + 0x1c], xmm2
movss dword [eax + 0x20], xmm3
mov eax, dword [edi + 0x38]
mov dword [eax + 0x24], ecx
mov eax, dword [ebp - 0x1c]
add dword [edi + 0x38], 0x28
movzx ecx, ax
mov eax, dword [edi + 0x3c]
lea esi, [ecx + edx*2]
mov word [eax], si
mov eax, dword [ebp - 4]
lea ecx, [ecx + eax*2]
mov eax, dword [edi + 0x3c]
mov word [eax + 2], cx
mov eax, dword [ebp - 0x38]
movzx edx, ax
mov eax, dword [ebp - 4]
lea ecx, [edx + eax*2]
mov eax, dword [edi + 0x3c]
mov word [eax + 4], cx
mov eax, dword [edi + 0x3c]
mov word [eax + 6], cx
mov eax, dword [ebp - 8]
lea ecx, [edx + eax*2]
mov eax, dword [edi + 0x3c]
mov edx, dword [ebp - 8]
mov dword [ebp - 4], edx
mov word [eax + 8], cx
mov eax, dword [edi + 0x3c]
mov word [eax + 0xa], si
add dword [edi + 0x3c], 0xc
inc edx
mov ecx, dword [ebp - 0x10]
mov eax, esp
mov esi, dword [ebp - 0x2c]
add ecx, 8
mov dword [ebp - 8], edx
mov dword [ebp - 0x10], ecx
cmp edx, dword [ebp - 0xc]
jl 0x58db28
mov eax, dword [ebp - 0x3c]
movzx eax, ax
add dword [edi + 0x34], eax
lea esp, [ebp - 0x48]
pop edi
pop esi
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret 0xc
lea eax, [esi - 2]
push esi
lea eax, [eax + eax*2]
push eax
call fcn.0058cc98
mov edx, dword [ebx + 8]
movss xmm0, dword [ebp - 0x20]
movss xmm1, dword [ebp - 0x24]
mov ecx, dword [edi + 0x38]
lea edx, [edx + 8]
mov eax, dword [edx - 8]
mov dword [ecx], eax
mov eax, dword [edx - 4]
mov dword [ecx + 4], eax
mov eax, dword [edi + 0x38]
mov ecx, dword [ebx + 0x10]
movss dword [eax + 8], xmm0
movss dword [eax + 0xc], xmm1
mov eax, dword [edi + 0x38]
mov dword [eax + 0x10], ecx
add dword [edi + 0x38], 0x14
sub esi, 1
jne 0x58dc9b
mov esi, dword [ebp - 0xc]
mov edx, 2
mov dword [ebp - 0x24], edx
nop
mov ecx, dword [edi + 0x3c]
mov ax, word [edi + 0x34]
movzx edx, dx
mov word [ecx], ax
movzx ecx, word [edi + 0x34]
mov eax, dword [edi + 0x3c]
dec cx
add cx, dx
mov word [eax + 2], cx
movzx ecx, word [edi + 0x34]
mov eax, dword [edi + 0x3c]
add cx, dx
mov edx, dword [ebp - 0x24]
inc edx
mov dword [ebp - 0x24], edx
mov word [eax + 4], cx
add dword [edi + 0x3c], 6
cmp edx, esi
jl 0x58dcd8
movzx eax, si
add dword [edi + 0x34], eax
lea esp, [ebp - 0x48]
pop edi
pop esi
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret 0xc