Function at 0x48c3b6
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x35c
push ebx
push esi
mov esi, ecx
push edi
xor edi, edi
cmp dword [esi + 4], edi
jne 0x48c3d9
xor al, al
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
cmp word [esi + 0x16], 8
jne 0x48c576
mov ecx, esi
call fcn.004800c6
test al, al
je 0x48c576
mov eax, dword [esi + 0x10]
or bl, 0xff
mov dword [esp + 0x18], eax
xor cl, cl
fild dword [esp + 0x18]
cmp eax, edi
mov byte [esp + 0x1c], bl
mov byte [esp + 0x10], cl
mov dword [esp + 0x20], edi
fdivr qword [0x6382f8]
fstp qword [esp + 0x40]
jle 0x48c48f
fild dword [esp + 0x20]
fmul qword [esp + 0x40]
call sub.msvcrt.dll__ftol
mov dword [esi + 0x144], eax
mov eax, dword [esi + 0x148]
test eax, eax
jne 0x48c478
mov eax, dword [esi + 0xc]
xor edi, edi
test eax, eax
jle 0x48c468
mov eax, dword [esp + 0x20]
mov ecx, esi
push eax
push edi
call fcn.0047f526
cmp al, bl
jae 0x48c456
mov bl, al
cmp al, byte [esp + 0x10]
jbe 0x48c460
mov byte [esp + 0x10], al
mov eax, dword [esi + 0xc]
inc edi
cmp edi, eax
jl 0x48c443
mov eax, dword [esp + 0x20]
mov ecx, dword [esi + 0x10]
inc eax
cmp eax, ecx
mov dword [esp + 0x20], eax
jl 0x48c41d
test bl, bl
mov byte [esp + 0x1c], bl
jne 0x48c48b
cmp byte [esp + 0x10], 0xff
je 0x48ce5a
mov cl, byte [esp + 0x10]
sub cl, bl
mov byte [esp + 0x14], cl
mov ecx, dword [esp + 0x1c]
je 0x48c4f0
mov eax, dword [esp + 0x10]
and ecx, 0xff
and eax, 0xff
cmp ecx, eax
mov dword [esp + 0x18], eax
jg 0x48c4fa
mov ebx, dword [esp + 0x14]
mov edi, ecx
mov edx, ecx
and ebx, 0xff
shl edi, 8
shl edx, 8
sub edi, ecx
sub edx, ecx
mov dword [esp + 0x14], edx
jmp 0x48c4d4
mov edx, dword [esp + 0x14]
mov eax, edi
add edi, 0xff
sub eax, edx
cdq
idiv ebx
inc ecx
mov byte [esp + ecx + 0x67], al
mov eax, dword [esp + 0x18]
cmp ecx, eax
jle 0x48c4d0
jmp 0x48c4fa
and ecx, 0xff
mov byte [esp + ecx + 0x68], bl
mov eax, dword [esi + 0x10]
xor ebx, ebx
test eax, eax
mov dword [esp + 0x20], ebx
jle 0x48ce5a
mov eax, dword [esi + 0x148]
test eax, eax
jne 0x48ce5a
fild dword [esp + 0x20]
fmul qword [esp + 0x40]
fadd qword [0x6382f8]
call sub.msvcrt.dll__ftol
mov dword [esi + 0x144], eax
mov eax, dword [esi + 0xc]
xor edi, edi
test eax, eax
jle 0x48c55f
push ebx
push edi
mov ecx, esi
call fcn.0047f526
and eax, 0xff
mov ecx, esi
mov dl, byte [esp + eax + 0x68]
push edx
push ebx
push edi
call fcn.0047f906
mov eax, dword [esi + 0xc]
inc edi
cmp edi, eax
jl 0x48c53b
mov eax, dword [esi + 0x10]
inc ebx
cmp ebx, eax
mov dword [esp + 0x20], ebx
jl 0x48c50b
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov eax, dword [ebp + 8]
dec eax
je 0x48cc6e
dec eax
je 0x48c93d
mov eax, dword [esi + 0x28]
mov dword [esp + 0x20], 0
cmp eax, edi
mov dword [esp + 0x24], 0x406fe000
mov dword [esp + 0x40], 0
mov dword [esp + 0x44], 0
jne 0x48c7d5
mov ecx, dword [esi + 0x10]
mov eax, dword [esi + 0xc]
cmp ecx, edi
mov dword [esp + 0x18], eax
mov dword [esp + 0x10], ecx
mov dword [esp + 0x14], edi
jle 0x48c6c8
xor eax, eax
mov dword [esp + 0x1c], eax
jmp 0x48c5d8
mov ecx, dword [esp + 0x10]
cdq
idiv ecx
mov dword [esi + 0x144], eax
mov eax, dword [esi + 0x148]
test eax, eax
jne 0x48c6ae
mov eax, dword [esp + 0x18]
xor edi, edi
test eax, eax
jle 0x48c68e
mov ecx, dword [esp + 0x14]
push 1
push ecx
lea edx, [esp + 0x60]
push edi
push edx
mov ecx, esi
call fcn.0047f6f6
mov eax, dword [eax]
mov dword [esp + 0x28], eax
mov ecx, dword [esp + 0x29]
and ecx, 0xff
and eax, 0xff
lea edx, [ecx + ecx*2]
lea edx, [edx + edx*4]
lea edx, [edx + edx*4]
lea ebx, [ecx + edx*8]
mov edx, dword [esp + 0x2a]
and edx, 0xff
mov ecx, edx
shl ecx, 4
add ecx, edx
lea ecx, [ecx + ecx*8]
lea edx, [ebx + ecx*2]
lea ecx, [eax + eax*2]
lea eax, [eax + ecx*4]
lea eax, [eax + eax*8]
add edx, eax
sar edx, 0xa
mov dword [esp + 0x30], edx
fild dword [esp + 0x30]
fcom qword [esp + 0x20]
fnstsw ax
test ah, 1
je 0x48c66e
fst qword [esp + 0x20]
fcom qword [esp + 0x40]
fnstsw ax
test ah, 0x41
jne 0x48c67f
fstp qword [esp + 0x40]
jmp 0x48c681
fstp st(0)
mov eax, dword [esp + 0x18]
inc edi
cmp edi, eax
jl 0x48c5fd
mov ecx, dword [esp + 0x14]
mov eax, dword [esp + 0x1c]
mov edx, dword [esp + 0x10]
inc ecx
add eax, 0x32
cmp ecx, edx
mov dword [esp + 0x14], ecx
mov dword [esp + 0x1c], eax
jl 0x48c5d4
fld qword [esp + 0x40]
fcomp qword [esp + 0x20]
fnstsw ax
test ah, 0x40
je 0x48c6c8
xor al, al
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov eax, dword [esp + 0x10]
xor ebx, ebx
test eax, eax
jle 0x48ce5a
mov dword [esp + 0x14], ebx
mov eax, dword [esp + 0x14]
cdq
idiv dword [esp + 0x10]
add eax, 0x32
mov dword [esi + 0x144], eax
mov eax, dword [esi + 0x148]
test eax, eax
jne 0x48ce5a
mov eax, dword [esp + 0x18]
xor edi, edi
test eax, eax
jle 0x48c7b2
fld qword [esp + 0x40]
fsub qword [esp + 0x20]
fdivr qword [0x638090]
fstp qword [esp + 0x30]
push 1
push ebx
lea ecx, [esp + 0x58]
push edi
push ecx
mov ecx, esi
call fcn.0047f6f6
mov eax, dword [eax]
push eax
call fcn.00483796
mov dword [esp + 0x2c], eax
mov edx, dword [esp + 0x2e]
and edx, 0xff
mov dword [esp + 0x40], eax
mov dword [esp + 0x20], edx
add esp, 4
fild dword [esp + 0x1c]
fsub qword [esp + 0x20]
fmul qword [esp + 0x30]
fcom qword [0x637f38]
fnstsw ax
test ah, 1
je 0x48c76e
fstp st(0)
fld qword [0x637f38]
jmp 0x48c783
fcom qword [0x638090]
fnstsw ax
test ah, 0x41
jne 0x48c783
fstp st(0)
fld qword [0x638090]
call sub.msvcrt.dll__ftol
mov byte [esp + 0x3e], al
mov eax, dword [esp + 0x3c]
push eax
call fcn.004836a6
add esp, 4
mov ecx, esi
push 0
push eax
push ebx
push edi
call fcn.0047fa46
mov eax, dword [esp + 0x18]
inc edi
cmp edi, eax
jl 0x48c71a
mov ecx, dword [esp + 0x14]
mov eax, dword [esp + 0x10]
inc ebx
add ecx, 0x32
cmp ebx, eax
mov dword [esp + 0x14], ecx
jl 0x48c6da
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
xor edi, edi
test eax, eax
jbe 0x48c882
lea ecx, [esp + 0x48]
push edi
push ecx
mov ecx, esi
call fcn.0047f4b6
mov eax, dword [eax]
mov dword [esp + 0x28], eax
mov ecx, dword [esp + 0x29]
and ecx, 0xff
and eax, 0xff
lea edx, [ecx + ecx*2]
lea edx, [edx + edx*4]
lea edx, [edx + edx*4]
lea ebx, [ecx + edx*8]
mov edx, dword [esp + 0x2a]
and edx, 0xff
mov ecx, edx
shl ecx, 4
add ecx, edx
lea ecx, [ecx + ecx*8]
lea edx, [ebx + ecx*2]
lea ecx, [eax + eax*2]
lea eax, [eax + ecx*4]
lea eax, [eax + eax*8]
add edx, eax
sar edx, 0xa
mov dword [esp + 0x14], edx
fild dword [esp + 0x14]
fcom qword [esp + 0x20]
fnstsw ax
test ah, 1
je 0x48c849
fst qword [esp + 0x20]
fcom qword [esp + 0x40]
fnstsw ax
test ah, 0x41
jne 0x48c85a
fstp qword [esp + 0x40]
jmp 0x48c85c
fstp st(0)
mov eax, dword [esi + 0x28]
inc edi
cmp edi, eax
jb 0x48c7df
fld qword [esp + 0x40]
fcomp qword [esp + 0x20]
fnstsw ax
test ah, 0x40
je 0x48c882
xor al, al
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov eax, dword [esi + 0x28]
xor edi, edi
test eax, eax
jbe 0x48ce5a
fld qword [esp + 0x40]
fsub qword [esp + 0x20]
fdivr qword [0x638090]
fstp qword [esp + 0x30]
lea ecx, [esp + 0x64]
push edi
push ecx
mov ecx, esi
call fcn.0047f4b6
mov eax, dword [eax]
push eax
call fcn.00483796
mov dword [esp + 0x2c], eax
mov edx, dword [esp + 0x2e]
and edx, 0xff
mov dword [esp + 0x40], eax
mov dword [esp + 0x18], edx
add esp, 4
fild dword [esp + 0x14]
fsub qword [esp + 0x20]
fmul qword [esp + 0x30]
fcom qword [0x637f38]
fnstsw ax
test ah, 1
je 0x48c8f2
fstp st(0)
fld qword [0x637f38]
jmp 0x48c907
fcom qword [0x638090]
fnstsw ax
test ah, 0x41
jne 0x48c907
fstp st(0)
fld qword [0x638090]
call sub.msvcrt.dll__ftol
mov byte [esp + 0x3e], al
mov eax, dword [esp + 0x3c]
push eax
call fcn.004836a6
add esp, 4
mov ecx, esi
push eax
push edi
call fcn.0047f3f6
mov eax, dword [esi + 0x28]
inc edi
cmp edi, eax
jb 0x48c8a1
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov edx, dword [esi + 0x10]
or bl, 0xff
xor cl, cl
xor al, al
cmp edx, edi
mov byte [esp + 0x1c], bl
mov byte [esp + 0x30], cl
mov byte [esp + 0x20], 0xff
mov byte [esp + 0x14], al
mov byte [esp + 0x3c], 0xff
mov byte [esp + 0x18], al
mov dword [esp + 0x10], edi
jle 0x48ca37
mov edx, dword [esi + 0x148]
test edx, edx
jne 0x48ca10
mov ecx, dword [esi + 0xc]
xor edi, edi
test ecx, ecx
jle 0x48c9f8
mov ecx, dword [esp + 0x10]
push 1
push ecx
lea edx, [esp + 0x5c]
push edi
push edx
mov ecx, esi
call fcn.0047f6f6
mov eax, dword [eax]
mov dword [esp + 0x28], eax
mov al, byte [esp + 0x2a]
cmp al, bl
jae 0x48c9aa
mov byte [esp + 0x1c], al
mov dl, byte [esp + 0x28]
mov cl, byte [esp + 0x3c]
cmp dl, cl
jae 0x48c9ba
mov byte [esp + 0x3c], dl
mov cl, byte [esp + 0x29]
mov bl, byte [esp + 0x20]
cmp cl, bl
jae 0x48c9ca
mov byte [esp + 0x20], cl
cmp al, byte [esp + 0x30]
jbe 0x48c9d4
mov byte [esp + 0x30], al
cmp dl, byte [esp + 0x18]
jbe 0x48c9de
mov byte [esp + 0x18], dl
mov al, byte [esp + 0x14]
cmp cl, al
jbe 0x48c9ec
mov al, cl
mov byte [esp + 0x14], al
mov ecx, dword [esi + 0xc]
mov bl, byte [esp + 0x1c]
inc edi
cmp edi, ecx
jl 0x48c984
mov ecx, dword [esp + 0x10]
mov edx, dword [esi + 0x10]
inc ecx
mov dword [esp + 0x10], ecx
cmp ecx, edx
mov cl, byte [esp + 0x30]
jl 0x48c96d
test bl, bl
jne 0x48ca37
cmp cl, 0xff
jne 0x48ca37
mov dl, byte [esp + 0x20]
test dl, dl
jne 0x48ca37
cmp al, cl
jne 0x48ca37
mov dl, byte [esp + 0x3c]
test dl, dl
jne 0x48ca37
cmp byte [esp + 0x18], cl
je 0x48ce5a
sub cl, bl
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x1c]
je 0x48ca9d
mov edx, dword [esp + 0x30]
and ecx, 0xff
and edx, 0xff
cmp ecx, edx
mov dword [esp + 0x30], edx
jg 0x48caa7
mov ebx, dword [esp + 0x10]
mov edi, ecx
mov edx, ecx
and ebx, 0xff
shl edi, 8
shl edx, 8
sub edi, ecx
sub edx, ecx
mov dword [esp + 0x1c], edx
jmp 0x48ca7d
mov edx, dword [esp + 0x1c]
mov eax, edi
add edi, 0xff
sub eax, edx
cdq
idiv ebx
inc ecx
mov byte [esp + ecx + 0x67], al
mov eax, dword [esp + 0x30]
cmp ecx, eax
jle 0x48ca79
mov al, byte [esp + 0x14]
jmp 0x48caa7
and ecx, 0xff
mov byte [esp + ecx + 0x68], bl
mov cl, byte [esp + 0x20]
sub al, cl
mov byte [esp + 0x10], al
je 0x48cb10
mov ecx, dword [esp + 0x20]
mov edx, dword [esp + 0x14]
and ecx, 0xff
and edx, 0xff
cmp ecx, edx
mov dword [esp + 0x1c], edx
jg 0x48cb21
mov ebx, dword [esp + 0x10]
mov edi, ecx
mov edx, ecx
and ebx, 0xff
shl edi, 8
shl edx, 8
sub edi, ecx
sub edx, ecx
mov dword [esp + 0x14], edx
jmp 0x48caf1
mov edx, dword [esp + 0x14]
mov eax, edi
add edi, 0xff
sub eax, edx
cdq
idiv ebx
inc ecx
mov byte [esp + ecx + 0x267], al
mov eax, dword [esp + 0x1c]
cmp ecx, eax
jle 0x48caed
jmp 0x48cb21
mov edx, dword [esp + 0x20]
and edx, 0xff
mov byte [esp + edx + 0x268], cl
mov al, byte [esp + 0x18]
mov cl, byte [esp + 0x3c]
sub al, cl
mov byte [esp + 0x10], al
je 0x48cb8d
mov ecx, dword [esp + 0x3c]
mov eax, dword [esp + 0x18]
and ecx, 0xff
and eax, 0xff
cmp ecx, eax
mov dword [esp + 0x18], eax
jg 0x48cb9d
mov ebx, dword [esp + 0x10]
mov edi, ecx
mov edx, ecx
and ebx, 0xff
shl edi, 8
shl edx, 8
sub edi, ecx
sub edx, ecx
mov dword [esp + 0x14], edx
jmp 0x48cb6e
mov edx, dword [esp + 0x14]
mov eax, edi
add edi, 0xff
sub eax, edx
cdq
idiv ebx
inc ecx
mov byte [esp + ecx + 0x167], al
mov eax, dword [esp + 0x18]
cmp ecx, eax
jle 0x48cb6a
jmp 0x48cb9d
mov eax, dword [esp + 0x3c]
and eax, 0xff
mov byte [esp + eax + 0x168], cl
mov eax, dword [esi + 0x10]
xor ebx, ebx
mov dword [esp + 0x18], eax
mov dword [esp + 0x10], ebx
fild dword [esp + 0x18]
test eax, eax
fdivr qword [0x6380f0]
fstp qword [esp + 0x40]
jle 0x48ce5a
fild dword [esp + 0x10]
fmul qword [esp + 0x40]
call sub.msvcrt.dll__ftol
mov dword [esi + 0x144], eax
mov eax, dword [esi + 0x148]
test eax, eax
jne 0x48ce5a
mov eax, dword [esi + 0xc]
xor edi, edi
test eax, eax
jle 0x48cc53
push 1
push ebx
lea ecx, [esp + 0x68]
push edi
push ecx
mov ecx, esi
call fcn.0047f6f6
mov edx, dword [eax]
push 0
mov dword [esp + 0x2c], edx
mov eax, dword [esp + 0x2e]
and eax, 0xff
mov cl, byte [esp + eax + 0x6c]
mov byte [esp + 0x2e], cl
mov edx, dword [esp + 0x2c]
mov ecx, dword [esp + 0x2d]
and edx, 0xff
and ecx, 0xff
mov al, byte [esp + edx + 0x16c]
mov dl, byte [esp + ecx + 0x26c]
mov byte [esp + 0x2c], al
mov byte [esp + 0x2d], dl
mov eax, dword [esp + 0x2c]
push eax
push ebx
push edi
mov ecx, esi
call fcn.0047fa46
mov eax, dword [esi + 0xc]
inc edi
cmp edi, eax
jl 0x48cbea
mov eax, dword [esi + 0x10]
inc ebx
cmp ebx, eax
mov dword [esp + 0x10], ebx
jl 0x48cbc0
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [esi + 0x10]
or bl, 0xff
xor al, al
cmp ecx, edi
mov byte [esp + 0x14], bl
mov byte [esp + 0x20], al
mov dword [esp + 0x10], edi
jle 0x48cd2f
jmp 0x48cc8e
xor edi, edi
cmp dword [esi + 0x148], edi
jne 0x48cd1f
mov ecx, dword [esi + 0xc]
xor edi, edi
test ecx, ecx
jle 0x48cd0b
mov ecx, dword [esp + 0x10]
push 1
push ecx
lea edx, [esp + 0x64]
push edi
push edx
mov ecx, esi
call fcn.0047f6f6
mov eax, dword [eax]
mov dword [esp + 0x30], eax
mov al, byte [esp + 0x32]
cmp al, bl
jae 0x48ccc7
mov bl, al
mov cl, byte [esp + 0x30]
cmp cl, bl
jae 0x48ccd1
mov bl, cl
mov cl, byte [esp + 0x31]
cmp cl, bl
jae 0x48ccdb
mov bl, cl
cmp al, byte [esp + 0x20]
jbe 0x48cce5
mov byte [esp + 0x20], al
mov al, byte [esp + 0x30]
mov dl, byte [esp + 0x20]
cmp al, dl
jbe 0x48ccf5
mov byte [esp + 0x20], al
cmp cl, byte [esp + 0x20]
jbe 0x48ccff
mov byte [esp + 0x20], cl
mov eax, dword [esi + 0xc]
inc edi
cmp edi, eax
jl 0x48cca3
mov al, byte [esp + 0x20]
mov ecx, dword [esp + 0x10]
mov edx, dword [esi + 0x10]
inc ecx
cmp ecx, edx
mov dword [esp + 0x10], ecx
jl 0x48cc8c
test bl, bl
mov byte [esp + 0x14], bl
jne 0x48cd2f
cmp al, 0xff
je 0x48ce5a
mov ecx, dword [esp + 0x14]
sub al, bl
mov byte [esp + 0x18], al
je 0x48cd90
mov eax, dword [esp + 0x20]
and ecx, 0xff
and eax, 0xff
cmp ecx, eax
mov dword [esp + 0x1c], eax
jg 0x48cd9a
mov ebx, dword [esp + 0x18]
mov edi, ecx
mov edx, ecx
and ebx, 0xff
shl edi, 8
shl edx, 8
sub edi, ecx
sub edx, ecx
mov dword [esp + 0x14], edx
jmp 0x48cd74
mov edx, dword [esp + 0x14]
mov eax, edi
add edi, 0xff
sub eax, edx
cdq
idiv ebx
inc ecx
mov byte [esp + ecx + 0x67], al
mov eax, dword [esp + 0x1c]
cmp ecx, eax
jle 0x48cd70
jmp 0x48cd9a
and ecx, 0xff
mov byte [esp + ecx + 0x68], bl
mov eax, dword [esi + 0x10]
xor ebx, ebx
mov dword [esp + 0x18], eax
mov dword [esp + 0x10], ebx
fild dword [esp + 0x18]
test eax, eax
fdivr qword [0x6380f0]
fstp qword [esp + 0x40]
jle 0x48ce5a
mov eax, dword [esi + 0x148]
test eax, eax
jne 0x48ce5a
fild dword [esp + 0x10]
fmul qword [esp + 0x40]
call sub.msvcrt.dll__ftol
mov dword [esi + 0x144], eax
mov eax, dword [esi + 0xc]
xor edi, edi
test eax, eax
jle 0x48ce4a
push 1
push ebx
lea edx, [esp + 0x54]
push edi
push edx
mov ecx, esi
call fcn.0047f6f6
mov eax, dword [eax]
push 0
mov dword [esp + 0x34], eax
mov ecx, dword [esp + 0x36]
and ecx, 0xff
mov dl, byte [esp + ecx + 0x6c]
mov byte [esp + 0x36], dl
mov eax, dword [esp + 0x34]
mov edx, dword [esp + 0x35]
and eax, 0xff
and edx, 0xff
mov cl, byte [esp + eax + 0x6c]
mov al, byte [esp + edx + 0x6c]
mov byte [esp + 0x34], cl
mov byte [esp + 0x35], al
mov ecx, dword [esp + 0x34]
push ecx
push ebx
push edi
mov ecx, esi
call fcn.0047fa46
mov eax, dword [esi + 0xc]
inc edi
cmp edi, eax
jl 0x48cde7
mov eax, dword [esi + 0x10]
inc ebx
cmp ebx, eax
mov dword [esp + 0x10], ebx
jl 0x48cdbd
pop edi
pop esi
mov al, 1
pop ebx
mov esp, ebp
pop ebp
ret 4