Function at 0x420be5
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
and dword [ebp - 0x14], 0
push ebx
push esi
push edi
mov edi, dword [ebp + 0xc]
push edi
call fcn.0041ee3d
push edi
mov bl, al
call fcn.0041ee3d
push edi
mov byte [ebp + 0xf], al
call fcn.0041ee3d
push edi
mov byte [ebp - 1], al
call fcn.0041ee3d
add esp, 0x10
mov byte [ebp - 2], al
cmp bl, 0xff
jne 0x420c26
cmp byte [ebp + 0xf], 0xd8
je 0x420c53
cmp bl, 0x4b
jne 0x420c3d
cmp byte [ebp + 0xf], 0x45
jne 0x420c3d
cmp byte [ebp - 1], 0x59
jne 0x420c3d
cmp byte [ebp - 2], 0
je 0x420c53
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x420c1b
mov esi, dword [ebp + 8]
or dword [esi + 0x748], 0x20
cmp bl, 0x4b
mov dword [esi + 0x24], 0x4745504a
jne 0x420cb4
push edi
call fcn.0041ee3d
push edi
call fcn.0041ee3d
movzx ebx, al
pop ecx
sub ebx, 2
pop ecx
jns 0x420c95
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x420c7f
cmp ebx, 0xe
jb 0x420d8f
push 7
push edi
call fcn.0041ef7d
push edi
call fcn.0041ee3d
add esp, 0xc
sub ebx, 8
jmp 0x420d2f
cmp byte [ebp - 1], 0xff
jne 0x420d95
cmp byte [ebp - 2], 0xe0
jne 0x420d95
push edi
call fcn.004208f8
movzx ebx, ax
sub ebx, 2
pop ecx
jns 0x420ced
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x420cd7
cmp ebx, 0xe
jb 0x420d8f
push edi
call fcn.0041eeb6
push edi
mov dword [ebp + 0xc], eax
call fcn.0041ee3d
pop ecx
sub ebx, 5
cmp dword [ebp + 0xc], 0x4649464a
pop ecx
jne 0x420d8f
test al, al
jne 0x420d8f
push edi
call fcn.0041ee3d
push edi
call fcn.0041ee3d
push edi
call fcn.0041ee3d
add esp, 0xc
sub ebx, 3
cmp al, 1
jne 0x420d68
push edi
call fcn.004208f8
movzx eax, ax
imul eax, eax, 0x2710
cdq
mov ecx, 0xfe
push edi
idiv ecx
mov dword [esi + 0x2c], eax
call fcn.004208f8
movzx eax, ax
imul eax, eax, 0x2710
pop ecx
pop ecx
cdq
mov ecx, 0xfe
idiv ecx
jmp 0x420d89
cmp al, 2
jne 0x420d8f
push edi
call fcn.004208f8
movzx eax, ax
imul eax, eax, 0x64
push edi
mov dword [esi + 0x2c], eax
call fcn.004208f8
movzx eax, ax
pop ecx
imul eax, eax, 0x64
pop ecx
mov dword [esi + 0x30], eax
sub ebx, 4
push ebx
jmp 0x421324
push 2
push edi
call fcn.0041f828
pop ecx
pop ecx
push edi
call fcn.0041ee3d
cmp al, 0xff
pop ecx
jne 0x420d9f
push edi
call fcn.0041ee3d
mov bl, al
pop ecx
cmp bl, 0xff
je 0x420daa
cmp bl, 0xda
je 0x421387
test bl, bl
je 0x420d9f
push edi
call fcn.004208f8
movzx eax, ax
sub eax, 2
pop ecx
mov dword [ebp - 8], eax
js 0x42132f
cmp bl, 0xc0
je 0x42100b
cmp bl, 0xc1
je 0x42100b
cmp bl, 0xc2
je 0x421010
cmp bl, 0xc3
je 0x42100b
cmp bl, 0xb9
je 0x42100b
cmp bl, 0xe1
jne 0x420fb1
cmp eax, 4
jb 0x421321
push 4
lea eax, [ebp - 0x18]
pop ebx
push ebx
push eax
push edi
call fcn.0041eed8
sub dword [ebp - 8], ebx
lea eax, [ebp - 0x18]
push 0x434000
push eax
call fcn.00423606
add esp, 0x14
test eax, eax
jne 0x420f5d
cmp dword [ebp - 8], ebx
jb 0x421321
push edi
call fcn.0041ee3d
movzx eax, al
push edi
mov dword [esi + 0x47c], eax
call fcn.0041ee3d
push edi
mov byte [esi + 0x774], al
call fcn.0041ee3d
push edi
mov byte [esi + 0x775], al
call fcn.0041ee3d
sub dword [ebp - 8], ebx
or byte [esi + 0x74a], 2
movzx eax, al
add esp, 0x10
xor eax, 1
cmp dword [esi + 0x47c], 2
mov dword [esi + 0x480], eax
jl 0x421321
cmp dword [ebp - 8], 0xc
jb 0x421321
push 8
push edi
call fcn.0041ef7d
push edi
call fcn.0041ee93
movzx eax, ax
push edi
mov dword [esi + 0x34], eax
call fcn.0041ee93
sub dword [ebp - 8], 0xc
or byte [esi + 0x749], 6
movzx eax, ax
add esp, 0x10
mov dword [esi + 0x38], eax
test byte [esi + 0x745], 0x80
je 0x421321
mov eax, dword [esi + 0x34]
test eax, eax
je 0x421321
lea eax, [eax + eax*2]
cmp dword [ebp - 8], eax
jae 0x420f11
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
mov eax, dword [esi + 0x34]
pop ecx
pop ecx
jmp 0x420ef0
and dword [ebp + 0xc], 0
cmp dword [esi + 0x34], 0
jbe 0x420f51
lea ebx, [esi + 0x3d]
push edi
call fcn.0041ee3d
push edi
mov byte [ebx - 1], al
call fcn.0041ee3d
push edi
mov byte [ebx], al
call fcn.0041ee3d
sub dword [ebp - 8], 3
mov byte [ebx + 1], al
and byte [ebx + 2], 0
add esp, 0xc
inc dword [ebp + 0xc]
add ebx, 4
mov eax, dword [ebp + 0xc]
cmp eax, dword [esi + 0x34]
jb 0x420f1e
or byte [esi + 0x749], 0x80
jmp 0x421321
push ebx
lea eax, [ebp - 0x18]
push 0x433ff8
push eax
call fcn.0042356e
add esp, 0xc
test eax, eax
jne 0x421321
cmp dword [ebp - 8], 2
jb 0x421321
dec dword [ebp - 8]
push edi
call fcn.0041ee3d
test al, al
pop ecx
jne 0x421321
dec dword [ebp - 8]
push edi
call fcn.0041ee3d
test al, al
pop ecx
jne 0x421321
or dword [esi + 0x738], 1
jmp 0x421321
cmp bl, 0xfe
jne 0x421321
mov ecx, dword [esi + 0x48c]
test ecx, ecx
je 0x421321
mov eax, dword [esi + 0x484]
test eax, eax
jle 0x421321
lea ebx, [eax - 1]
cmp ebx, dword [ebp - 8]
jb 0x420fe1
mov ebx, dword [ebp - 8]
push ebx
push ecx
push edi
call fcn.0041eed8
mov eax, dword [esi + 0x48c]
add esp, 0xc
and byte [ebx + eax], 0
or byte [esi + 0x749], 0x40
sub dword [ebp - 8], ebx
mov dword [esi + 0x488], ebx
jmp 0x421321
cmp bl, 0xc2
jne 0x421019
mov dword [esi + 0x24], 0x47504a50
jmp 0x42103a
cmp bl, 0xb9
jne 0x421027
mov dword [esi + 0x24], 0x4547504a
jmp 0x42103a
cmp bl, 0xc3
jne 0x42103a
mov dword [ebp - 0x14], 1
mov dword [esi + 0x24], 0x4c47504a
sub dword [ebp - 8], 6
js 0x421345
push edi
call fcn.0041ee3d
push edi
mov byte [ebp + 0xb], al
call fcn.004208f8
push edi
mov ebx, eax
call fcn.004208f8
push edi
mov dword [ebp - 0x10], eax
call fcn.0041ee3d
movzx ecx, word [ebp - 0x10]
mov dword [esi + 0x18], ecx
or dword [esi + 0x748], 0x16
movzx ecx, bx
mov bl, byte [ebp + 0xb]
add esp, 0x10
neg ecx
mov dword [esi + 0x1c], ecx
mov byte [ebp + 0xf], al
movzx cx, al
movzx dx, bl
imul ecx, edx
cmp dword [ebp - 0x14], 0
mov word [esi + 0x22], cx
je 0x4210e9
cmp al, 1
je 0x4210b9
mov al, byte [ebp + 0xf]
cmp al, 3
je 0x4210b9
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x42109c
cmp bl, 0x10
ja 0x42135b
cmp al, 3
jne 0x42114f
cmp bl, 8
je 0x421167
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x4210ca
cmp bl, 8
je 0x421109
cmp bl, 0xc
je 0x42110e
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x4210ee
cmp bl, 0xc
jne 0x42112a
cmp byte [ebp + 0xf], 1
je 0x421153
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x42110e
cmp al, 1
je 0x421153
mov al, byte [ebp + 0xf]
cmp al, 3
je 0x42114f
cmp al, 4
je 0x42114f
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x42112e
cmp al, 1
jne 0x42115f
and dword [esi + 0x760], 0
jmp 0x421321
cmp al, 3
jb 0x421321
sub dword [ebp - 8], 8
js 0x421371
push edi
call fcn.0041ee3d
push edi
call fcn.0041ee3d
push edi
mov byte [ebp + 0xb], al
call fcn.0041ee3d
push edi
call fcn.0041ee3d
push edi
call fcn.0041ee3d
mov bl, al
push edi
mov byte [ebp - 2], bl
call fcn.0041ee3d
push edi
call fcn.0041ee3d
push edi
call fcn.0041ee3d
add esp, 0x20
mov byte [ebp + 0xf], al
movzx eax, byte [ebp + 0xb]
push 0xfffffffffffffff0
mov edx, eax
pop ecx
mov dword [ebp - 0x20], eax
and edx, ecx
cmp edx, 0x10
mov dword [ebp - 0x1c], edx
jne 0x4211f4
mov al, bl
and eax, ecx
cmp al, dl
jne 0x4211f4
mov al, byte [ebp + 0xf]
and eax, ecx
cmp al, dl
jne 0x4211f4
mov al, byte [ebp + 0xb]
and al, 0xf
cmp al, 1
jne 0x4211f4
mov al, bl
and al, 0xf
cmp al, 1
jne 0x4211f4
mov al, byte [ebp + 0xf]
and al, 0xf
cmp al, 1
je 0x421153
cmp edx, 0x20
jne 0x421233
mov al, bl
and eax, ecx
cmp al, 0x10
jne 0x421233
mov al, byte [ebp + 0xf]
and eax, ecx
cmp al, 0x10
jne 0x421233
mov al, byte [ebp + 0xb]
and al, 0xf
cmp al, 1
jne 0x421233
mov al, bl
and al, 0xf
cmp al, 1
jne 0x421233
mov al, byte [ebp + 0xf]
and al, 0xf
cmp al, 1
jne 0x421233
mov dword [esi + 0x760], 1
jmp 0x421321
cmp edx, 0x10
jne 0x421272
mov al, bl
and eax, ecx
cmp al, dl
jne 0x421272
mov al, byte [ebp + 0xf]
and eax, ecx
cmp al, dl
jne 0x421272
mov al, byte [ebp + 0xb]
and al, 0xf
cmp al, 2
jne 0x421272
mov al, bl
and al, 0xf
cmp al, 1
jne 0x421272
mov al, byte [ebp + 0xf]
and al, 0xf
cmp al, 1
jne 0x421272
mov dword [esi + 0x760], 3
jmp 0x421321
cmp edx, 0x20
jne 0x4212ae
mov al, bl
and eax, ecx
cmp al, 0x10
jne 0x4212ae
mov al, byte [ebp + 0xf]
and eax, ecx
cmp al, 0x10
jne 0x4212ae
mov al, byte [ebp + 0xb]
and al, 0xf
cmp al, 2
jne 0x4212ae
mov al, bl
and al, 0xf
cmp al, 1
jne 0x4212ae
mov al, byte [ebp + 0xf]
and al, 0xf
cmp al, 1
jne 0x4212ae
mov dword [esi + 0x760], 2
jmp 0x421321
mov eax, 0x200
cmp edx, eax
jge 0x421321
movzx edx, bl
mov dword [ebp - 0xc], edx
and dword [ebp - 0xc], ecx
cmp dword [ebp - 0xc], eax
jge 0x421321
movzx ecx, byte [ebp + 0xf]
mov dword [ebp - 0x10], ecx
and dword [ebp - 0x10], 0xfffffff0
cmp dword [ebp - 0x10], eax
jge 0x421321
mov al, byte [ebp + 0xb]
and al, 0xf
cmp al, 0x20
jae 0x421321
mov al, byte [ebp - 2]
and al, 0xf
cmp al, 0x20
jae 0x421321
mov al, byte [ebp + 0xf]
and al, 0xf
cmp al, 0x20
jae 0x421321
mov eax, dword [ebp - 0x1c]
and edx, 0xf
and ecx, 0xf
lea ebx, [eax + eax]
mov eax, dword [ebp - 0x20]
and eax, 0xf
or ebx, eax
shl ebx, 9
or ebx, dword [ebp - 0xc]
shl ebx, 1
or ebx, edx
shl ebx, 9
or ebx, dword [ebp - 0x10]
shl ebx, 1
or ebx, ecx
shl ebx, 2
mov dword [esi + 0x760], ebx
push dword [ebp - 8]
push edi
call fcn.0041ef7d
jmp 0x420d9d
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x42132f
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x421345
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x42135b
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x421371
cmp dword [ebp - 0x14], 0
je 0x421418
push edi
call fcn.004208f8
movzx ebx, ax
dec ebx
pop ecx
dec ebx
cmp ebx, 1
jge 0x4213b8
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x4213a2
push edi
call fcn.0041ee3d
pop ecx
movzx ecx, al
lea ecx, [ecx + ecx + 4]
cmp ebx, ecx
jae 0x4213e0
mov eax, dword [edi + 0x30]
push 0xffffffffffffffff
push edi
mov dword [eax + 0xc], 0xfffffc10
call fcn.004234ad
pop ecx
pop ecx
jmp 0x4213ca
mov cl, al
dec al
test cl, cl
je 0x4213fd
movzx ebx, al
inc ebx
push edi
call fcn.0041ee3d
push edi
call fcn.0041ee3d
pop ecx
dec ebx
pop ecx
jne 0x4213ec
push edi
call fcn.0041ee3d
push edi
call fcn.0041ee3d
push edi
call fcn.0041ee3d
add esp, 0xc
mov byte [esi + 0x776], al
push 1
pop eax
pop edi
pop esi
pop ebx
leave
ret