Function at 0x48e268
Capabilities:
Encrypt data using speck

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
push ebx
xor ebx, ebx
test byte [ebp + 0x10], 0x80
push esi
push edi
mov esi, eax
mov dword [ebp - 0x24], ebx
mov dword [ebp - 0x28], ebx
mov byte [ebp - 2], bl
mov dword [ebp - 0x38], 0xc
mov dword [ebp - 0x34], ebx
je 0x48e297
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x48e2a1
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00478551
test eax, eax
pop ecx
je 0x48e2bc
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00473572
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0047464d
test eax, eax
pop ecx
je 0x48e2d7
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00473572
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x48e2f4
test ecx, 0x74000
jne 0x48e2f0
cmp dword [ebp - 0x24], eax
je 0x48e2f4
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocStringLen
je 0x48e34e
dec eax
je 0x48e338
dec eax
je 0x48e333
call fcn.00479a11
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004799fe
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0047366e
add esp, 0x14
jmp 0x48e901
mov dword [ebp - 8], edx
jmp 0x48e351
test cl, 8
je 0x48e345
test ecx, 0x70000
jne 0x48e333
mov dword [ebp - 8], 0x40000000
jmp 0x48e351
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x48e392
sub eax, ecx
je 0x48e389
sub eax, ecx
je 0x48e380
sub eax, ecx
je 0x48e377
sub eax, 0x40
jne 0x48e30d
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x48e395
mov dword [ebp - 0x10], 3
jmp 0x48e395
mov dword [ebp - 0x10], 2
jmp 0x48e395
mov dword [ebp - 0x10], 1
jmp 0x48e395
mov dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0x10]
mov edx, 0x700
and eax, edx
mov ecx, 0x400
cmp eax, ecx
mov edi, 0x100
jg 0x48e3e8
je 0x48e3df
cmp eax, ebx
je 0x48e3df
cmp eax, edi
je 0x48e3d6
cmp eax, 0x200
je 0x48e45b
cmp eax, 0x300
jne 0x48e30d
mov dword [ebp - 0x14], 2
jmp 0x48e405
mov dword [ebp - 0x14], 4
jmp 0x48e405
mov dword [ebp - 0x14], 3
jmp 0x48e405
cmp eax, 0x500
je 0x48e3fe
cmp eax, 0x600
je 0x48e45b
cmp eax, edx
jne 0x48e30d
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x48e429
mov ecx, dword [0x4bc064]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x48e429
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x48e445
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x48e445
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x48e44e
or dword [ebp - 0xc], edi
test al, 0x20
je 0x48e464
or dword [ebp - 0xc], 0x8000000
jmp 0x48e46f
mov dword [ebp - 0x14], 5
jmp 0x48e405
test al, 0x10
je 0x48e46f
or dword [ebp - 0xc], 0x10000000
call fcn.00487074
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x48e495
call fcn.00479a11
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004799fe
mov dword [eax], 0x18
jmp 0x48e523
mov eax, dword [ebp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileW]
push ebx
push dword [ebp - 0xc]
mov dword [eax], 1
push dword [ebp - 0x14]
lea eax, [ebp - 0x38]
push eax
push dword [ebp - 0x10]
push dword [ebp - 8]
push dword [ebp + 0xc]
call edi
cmp eax, 0xffffffff
mov dword [ebp - 0x1c], eax
jne 0x48e52f
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x48e4fb
test byte [ebp + 0x10], 1
je 0x48e4fb
and dword [ebp - 8], 0x7fffffff
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x38]
push dword [ebp - 0x14]
push eax
push dword [ebp - 0x10]
push dword [ebp - 8]
push dword [ebp + 0xc]
call edi
cmp eax, 0xffffffff
mov dword [ebp - 0x1c], eax
jne 0x48e52f
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4bcce0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00479a24
pop ecx
call fcn.004799fe
mov eax, dword [eax]
jmp 0x48e9bd
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x48e580
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4bcce0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00479a24
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x48e523
call fcn.004799fe
mov dword [eax], 0xd
jmp 0x48e523
cmp eax, 2
jne 0x48e58b
or byte [ebp - 1], 0x40
jmp 0x48e594
cmp eax, 3
jne 0x48e594
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00486e43
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4bcce0]
pop ecx
pop ecx
mov cl, byte [ebp - 1]
or cl, 1
mov byte [edx + eax + 4], cl
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4bcce0]
lea eax, [edx + eax + 0x24]
and byte [eax], 0x80
mov byte [ebp - 3], cl
and byte [ebp - 3], 0x48
mov byte [ebp - 1], cl
jne 0x48e66a
test cl, 0x80
je 0x48e73a
test byte [ebp + 0x10], 2
je 0x48e66a
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00483111
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x48e628
call fcn.00479a11
cmp dword [eax], 0x83
je 0x48e66a
push dword [esi]
call fcn.004828b5
jmp 0x48e522
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.004838e7
add esp, 0xc
test eax, eax
jne 0x48e65a
cmp word [ebp - 0x2c], 0x1a
jne 0x48e65a
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0048ad3d
add esp, 0xc
cmp eax, edi
je 0x48e61c
push ebx
push ebx
push dword [esi]
call fcn.00483111
add esp, 0xc
cmp eax, edi
je 0x48e61c
test byte [ebp - 1], 0x80
je 0x48e73a
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x48e692
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x48e68f
or dword [ebp + 0x10], edi
jmp 0x48e692
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x48e6df
cmp eax, 0x10000
je 0x48e6cb
cmp eax, 0x14000
je 0x48e6cb
cmp eax, 0x20000
je 0x48e6d9
cmp eax, 0x24000
je 0x48e6d9
cmp eax, 0x40000
je 0x48e6c5
cmp eax, 0x44000
jne 0x48e6e2
mov byte [ebp - 2], 1
jmp 0x48e6e2
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x48e6e2
mov byte [ebp - 2], 2
jmp 0x48e6e2
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x48e73a
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x48e73a
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x48e894
cmp eax, 0x80000000
je 0x48e85b
cmp eax, ecx
jne 0x48e73a
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x48e73a
cmp eax, 2
jbe 0x48e93c
cmp eax, 4
jbe 0x48e82d
cmp eax, 5
je 0x48e93c
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4bcce0]
lea eax, [ecx + eax + 0x24]
mov cl, byte [eax]
xor cl, byte [ebp - 2]
and cl, 0x7f
xor byte [eax], cl
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4bcce0]
lea eax, [ecx + eax + 0x24]
mov ecx, dword [ebp + 0x10]
mov dl, byte [eax]
shr ecx, 0x10
shl cl, 7
and dl, 0x7f
or cl, dl
cmp byte [ebp - 3], bl
mov byte [eax], cl
jne 0x48e7ac
test byte [ebp + 0x10], 8
je 0x48e7ac
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4bcce0]
lea eax, [ecx + eax + 4]
or byte [eax], 0x20
mov edi, dword [ebp - 8]
mov eax, 0xc0000000
mov ecx, edi
and ecx, eax
cmp ecx, eax
jne 0x48e9bb
test byte [ebp + 0x10], 1
je 0x48e9bb
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x38]
push 3
push eax
push dword [ebp - 0x10]
and edi, 0x7fffffff
push edi
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
jne 0x48e9a4
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00479a24
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4bcce0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00486ec0
pop ecx
jmp 0x48e522
push 2
push ebx
push ebx
push dword [esi]
call fcn.00488747
add esp, 0x10
or eax, edx
je 0x48e93c
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00488747
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x48e61c
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.004838e7
add esp, 0xc
cmp eax, 0xffffffff
je 0x48e61c
cmp eax, 2
je 0x48e8e0
cmp eax, 3
jne 0x48e92e
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x48e8e0
mov byte [ebp - 2], 1
jmp 0x48e73a
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x48e73a
cmp eax, 2
jbe 0x48e93c
cmp eax, 4
ja 0x48e731
push 2
push ebx
push ebx
push dword [esi]
call fcn.00488747
add esp, 0x10
or eax, edx
je 0x48e93c
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00488747
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x48e73a
jmp 0x48e61c
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x48e908
push dword [esi]
call fcn.004828b5
pop ecx
call fcn.004799fe
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x48e9bd
cmp eax, 0xfeff
jne 0x48e92e
push ebx
push 2
push dword [esi]
call fcn.00483111
add esp, 0xc
cmp eax, 0xffffffff
je 0x48e61c
mov byte [ebp - 2], 2
jmp 0x48e73a
push ebx
push ebx
push dword [esi]
call fcn.00483111
add esp, 0xc
jmp 0x48e8d2
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x48e95c
dec eax
jne 0x48e73a
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x48e96a
mov dword [ebp - 0x18], 0xbfbbef
mov dword [ebp - 0x14], 3
mov eax, dword [ebp - 0x14]
sub eax, edi
push eax
lea eax, [ebp + edi - 0x18]
push eax
push dword [esi]
call fcn.00483035
add esp, 0xc
cmp eax, 0xffffffff
je 0x48e990
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x48e96a
jmp 0x48e73a
push dword [esi]
call fcn.004828b5
pop ecx
call fcn.004799fe
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x48e9bd
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4bcce0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret