Function at 0x54ff7c
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffe4
push ebx
push esi
push edi
mov dword [ebp - 4], ecx
mov ebx, eax
xor eax, eax
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x14], eax
mov eax, dword [ebx + 0x14]
movzx edx, byte [eax + 0x46d]
movzx ecx, dl
cmp ecx, 6
ja case.0x550016.0
jmp dword [ecx*4 + 0x54ffaf]
movzx edx, byte [eax + 0x46c]
sub dl, 8
je 0x54ffe1
sub dl, 8
je 0x54fff0
jmp case.0x550016.0
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], 0x54fc48
jmp case.0x550016.0
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], 0x54fc9c
jmp case.0x550016.0
movzx ecx, byte [eax + 0x46c]
cmp ecx, 0x10
ja case.0x550016.0
movzx ecx, byte [ecx + 0x55001d]
jmp dword [ecx*4 + 0x55002e]
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], 0x54fd3c
jmp case.0x550016.0
cmp dl, 3
jne 0x55005b
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], 0x54fd94
jmp case.0x550016.0
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], 0x54fd50
jmp case.0x550016.0
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], 0x54fdd8
jmp case.0x550016.0
movzx edx, byte [eax + 0x46c]
sub dl, 8
je 0x550086
sub dl, 8
je 0x550092
jmp case.0x550016.0
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], 0x54fe04
jmp case.0x550016.0
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], 0x54fe68
jmp case.0x550016.0
movzx edx, byte [eax + 0x46c]
sub dl, 8
je 0x5500b1
sub dl, 8
je 0x5500bd
jmp case.0x550016.0
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], 0x54ff18
jmp case.0x550016.0
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], 0x54ff40
mov edx, dword [eax + 0x454]
test edx, edx
je 0x5500d6
mov dword [ebp - 0xc], edx
jmp 0x5500db
xor edx, edx
mov dword [ebp - 0xc], edx
mov edx, dword [eax + 0x458]
mov dword [ebp - 8], edx
mov edx, dword [eax + 0x44c]
test edx, edx
je 0x5500f2
mov esi, edx
jmp 0x5500f4
xor esi, esi
mov eax, dword [ebx + 0x1c]
dec eax
test eax, eax
jb 0x5501d5
inc eax
mov dword [ebp - 0x1c], eax
mov eax, dword [ebx + 0x20]
inc eax
push eax
lea eax, [ebx + 0x4c]
push eax
mov eax, dword [ebp + 8]
push eax
movzx eax, byte [ebx + 0x48]
mov ecx, dword [ebx + eax*4 + 0x40]
mov edx, dword [ebp - 4]
mov eax, ebx
call fcn.0054efbc
sub eax, 0xffffffff
je 0x550130
dec eax
jne 0x550185
jmp 0x5501d5
mov eax, dword [ebx + 0x14]
mov edx, dword [eax + 0x478]
imul edx, dword [ebx + 0x1c]
mov eax, dword [eax + 0x454]
xor ecx, ecx
call fcn.00403d24
mov eax, dword [ebx + 0x14]
mov eax, dword [eax + 0x458]
test eax, eax
je 0x550165
mov edx, dword [ebx + 0x18]
imul edx, dword [ebx + 0x1c]
xor ecx, ecx
call fcn.00403d24
mov edx, dword [ebx + 0x14]
mov eax, dword [edx + 0x44c]
test eax, eax
je 0x5501d5
mov edx, dword [edx + 0x478]
imul edx, dword [ebx + 0x1c]
xor ecx, ecx
call fcn.00403d24
jmp 0x5501d5
mov eax, ebx
call fcn.005501e0
mov eax, dword [ebp - 8]
push eax
push esi
movzx eax, byte [ebx + 0x48]
mov eax, dword [ebx + eax*4 + 0x40]
lea edx, [eax + 1]
mov ecx, dword [ebp - 0xc]
mov eax, dword [ebp - 0x14]
call dword [ebp - 0x18]
movzx eax, byte [ebx + 0x48]
xor al, 1
mov byte [ebx + 0x48], al
mov eax, dword [ebx + 0x14]
mov eax, dword [eax + 0x478]
add dword [ebp - 0xc], eax
test esi, esi
je 0x5501c0
add esi, eax
cmp dword [ebp - 8], 0
je 0x5501cc
mov eax, dword [ebx + 0x18]
add dword [ebp - 8], eax
dec dword [ebp - 0x1c]
jne 0x550104
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8