Function at 0x15e84b0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
and esp, 0xfffffff8
sub esp, 0xa8
mov ebx, dword [ebp + 0xc]
mov dword [esp + 0x10], 0x43fe4de0
mov dword [esp + 0x14], 0x47e141d3
mov dword [esp + 0x18], 0xbb2645e5
mov dword [esp + 0x1c], 0xbffbb9d8
mov dword [esp + 0x20], 0xb326bd34
mov dword [esp + 0x24], 0xb724b115
mov dword [esp + 0x28], 0xab33b523
mov dword [esp + 0x2c], 0xaf3ca93b
mov dword [esp + 0x30], 0xa315adcc
mov dword [esp + 0x34], 0xa732a105
mov dword [esp + 0x38], 0x9b03a530
mov dword [esp + 0x3c], 0x9f05990a
mov dword [esp + 0x40], 0x933e9d0b
lea eax, [esp + 0x44]
mov word [esp + 0x44], 0x9190
mov dword [esp + 0x46], 0
mov dword [esp + 0x49], 0
mov dword [esp + 0x50], 0
mov ecx, dword [esp + 0x50]
cmp ecx, 0x3c
ja 0x15e85a2
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov ecx, dword [esp + 0x50]
mov edx, dword [esp + 0x50]
movzx edx, byte [esp + edx + 0x10]
lea esi, [ecx + edx]
add esi, 0x57708b76
add ecx, 0x57708b76
and ecx, edx
add ecx, ecx
sub esi, ecx
mov dword [esp + 0x6c], esi
mov ecx, dword [esp + 0x6c]
add cl, 0xc6
mov edx, dword [esp + 0x50]
mov byte [esp + edx + 0x10], cl
inc dword [esp + 0x50]
mov ecx, dword [esp + 0x50]
cmp ecx, 0x3d
jb 0x15e8560
lea edi, [esp + 0x6c]
lea edx, [esp + 0x10]
mov ecx, 0xd
xchg esi, edx
rep movsd dword es:[edi], dword [esi]
xchg esi, edx
lea edi, [esp + 0xa0]
mov ecx, 1
xchg esi, eax
rep movsw word es:[edi], word [esi]
xchg esi, eax
mov esi, dword [ebx + 4]
mov eax, 0xfffffffe
nop
nop
cmp word [esi + eax + 2], 0
lea eax, [eax + 2]
jne 0x15e85d0
sar eax, 1
mov ecx, dword [ebp + 0x10]
mov edi, dword [ecx + 4]
mov ecx, 0xfffffffe
nop
nop
nop
nop
nop
nop
nop
nop
cmp word [edi + ecx + 2], 0
lea ecx, [ecx + 2]
jne 0x15e85f0
sar ecx, 1
lea edx, [eax + ecx]
add edx, 0x1b
test edx, edx
jns 0x15e860e
mov eax, 0xffffffff
jmp 0x15e8615
add eax, ecx
add eax, eax
add eax, 0x36
push eax
call fcn.015d8bd0
add esp, 4
movzx ecx, word [esi]
mov dword [esp + 8], eax
test cx, cx
je 0x15e8651
add esi, 2
mov eax, dword [esp + 8]
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov word [eax], cx
add eax, 2
movzx ecx, word [esi]
add esi, 2
test cx, cx
jne 0x15e8640
mov word [eax], 0
movzx ecx, word [esp + 0x6c]
test cx, cx
je 0x15e8681
lea edx, [esp + 0x6e]
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov word [eax], cx
add eax, 2
movzx ecx, word [edx]
add edx, 2
test cx, cx
jne 0x15e8670
mov word [eax], 0
movzx ecx, word [edi]
test cx, cx
je 0x15e86b1
add edi, 2
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov word [eax], cx
add eax, 2
movzx ecx, word [edi]
add edi, 2
test cx, cx
jne 0x15e86a0
mov word [eax], 0
mov dword [esp + 0x10], 0x73376d1f
mov dword [esp + 0x14], 0x77c271c8
mov dword [esp + 0x18], 0x7bc875d1
mov dword [esp + 0x1c], 0x7fd779cf
mov dword [esp + 0x20], 0x43f07dcf
mov dword [esp + 0x24], 0x473541f7
lea eax, [esp + 0x28]
mov word [esp + 0x28], 0x4544
mov dword [esp + 0x2e], 0
mov dword [esp + 0x2a], 0
mov dword [esp], 0
mov ecx, dword [esp]
cmp ecx, 0x21
ja 0x15e874c
mov ecx, dword [esp]
mov edx, dword [esp]
movzx edx, byte [esp + edx + 0x10]
lea esi, [ecx - 0x1f102e32]
and esi, edx
add ecx, edx
add ecx, 0xe0efd1ce
add esi, esi
sub ecx, esi
mov dword [esp + 0x50], ecx
mov ecx, dword [esp + 0x50]
add cl, 0x5e
mov edx, dword [esp]
mov byte [esp + edx + 0x10], cl
inc dword [esp]
mov ecx, dword [esp]
cmp ecx, 0x22
jb 0x15e8710
lea edi, [esp + 0x50]
lea edx, [esp + 0x10]
mov ecx, 6
xchg esi, edx
rep movsd dword es:[edi], dword [esi]
xchg esi, edx
lea edi, [esp + 0x68]
mov ecx, 1
xchg esi, eax
rep movsw word es:[edi], word [esi]
xchg esi, eax
mov edi, dword [ebx]
mov eax, 0xfffffffe
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
cmp word [edi + eax + 2], 0
lea eax, [eax + 2]
jne 0x15e8780
mov esi, dword [ebx + 8]
mov ecx, 0xfffffffe
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
cmp word [esi + ecx + 2], 0
lea ecx, [ecx + 2]
jne 0x15e87a0
sar eax, 1
add eax, 0xe
mov edx, dword [ebp + 0x10]
mov ebx, dword [edx]
mov edx, 0xfffffffe
nop
nop
nop
nop
nop
nop
cmp word [ebx + edx + 2], 0
lea edx, [edx + 2]
jne 0x15e87c0
sar ecx, 1
add eax, ecx
sar edx, 1
mov ecx, edx
and ecx, eax
xor edx, eax
lea eax, [edx + ecx*2]
test eax, eax
jns 0x15e87e5
mov eax, 0xffffffff
jmp 0x15e87e7
add eax, eax
push eax
call fcn.015d8bd0
add esp, 4
movzx ecx, word [edi]
mov dword [esp + 0xc], eax
test cx, cx
je 0x15e8821
add edi, 2
mov eax, dword [esp + 0xc]
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov word [eax], cx
add eax, 2
movzx ecx, word [edi]
add edi, 2
test cx, cx
jne 0x15e8810
mov word [eax], 0x2f
add eax, 2
movzx ecx, word [esi]
test cx, cx
je 0x15e8851
add esi, 2
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov word [eax], cx
add eax, 2
movzx ecx, word [esi]
add esi, 2
test cx, cx
jne 0x15e8840
mov word [eax], 0
movzx ecx, word [esp + 0x50]
test cx, cx
je 0x15e8883
lea edx, [esp + 0x52]
mov esi, dword [esp + 8]
nop
nop
nop
nop
nop
nop
nop
nop
mov word [eax], cx
add eax, 2
movzx ecx, word [edx]
add edx, 2
test cx, cx
jne 0x15e8870
jmp 0x15e8887
mov esi, dword [esp + 8]
mov word [eax], 0
movzx ecx, word [ebx]
test cx, cx
je 0x15e88b1
add ebx, 2
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov word [eax], cx
add eax, 2
movzx ecx, word [ebx]
add ebx, 2
test cx, cx
jne 0x15e88a0
mov word [eax], 0
mov dword [esp + 0x10], 0xa3a2ad92
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x1b], 0
mov dword [esp + 4], 0
mov eax, dword [esp + 4]
cmp eax, 0xe
ja 0x15e8929
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov eax, dword [esp + 4]
mov ecx, dword [esp + 4]
movzx ecx, byte [esp + ecx + 0x10]
lea edx, [eax - 0x417fb19a]
add eax, 0x66
and eax, ecx
or edx, ecx
sub edx, eax
mov dword [esp], edx
mov eax, dword [esp]
add al, 0x36
mov ecx, dword [esp + 4]
mov byte [esp + ecx + 0x10], al
inc dword [esp + 4]
mov eax, dword [esp + 4]
cmp eax, 0xf
jb 0x15e88f0
push 0
push 0
push 0
push 0xc00000
lea eax, [esp + 0x20]
push eax
push esi
push dword [esp + 0x24]
push dword [ebp + 8]
call fcn.015eb580
add esp, 0x20
mov ebx, eax
jmp dword [0x443374]