Function at 0x48ecc6
Capabilities:
Encrypt data using speck

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
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 - 0x34], 0xc
mov dword [ebp - 0x30], ebx
je 0x48ecf5
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x48ecff
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0048b84e
test eax, eax
pop ecx
je 0x48ed1a
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00477d2f
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0047bec9
test eax, eax
pop ecx
je 0x48ed35
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00477d2f
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x48ed52
test ecx, 0x74000
jne 0x48ed4e
cmp dword [ebp - 0x24], eax
je 0x48ed52
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x48edac
dec eax
je 0x48ed96
dec eax
je 0x48ed91
call fcn.00480a30
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00480a1d
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00477e2b
add esp, 0x14
jmp 0x48f35e
mov dword [ebp - 8], edx
jmp 0x48edaf
test cl, 8
je 0x48eda3
test ecx, 0x70000
jne 0x48ed91
mov dword [ebp - 8], 0x40000000
jmp 0x48edaf
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x48edf0
sub eax, ecx
je 0x48ede7
sub eax, ecx
je 0x48edde
sub eax, ecx
je 0x48edd5
sub eax, 0x40
jne 0x48ed6b
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x48edf3
mov dword [ebp - 0x10], 3
jmp 0x48edf3
mov dword [ebp - 0x10], 2
jmp 0x48edf3
mov dword [ebp - 0x10], 1
jmp 0x48edf3
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 0x48ee46
je 0x48ee3d
cmp eax, ebx
je 0x48ee3d
cmp eax, edi
je 0x48ee34
cmp eax, 0x200
je 0x48eeb9
cmp eax, 0x300
jne 0x48ed6b
mov dword [ebp - 0x14], 2
jmp 0x48ee63
mov dword [ebp - 0x14], 4
jmp 0x48ee63
mov dword [ebp - 0x14], 3
jmp 0x48ee63
cmp eax, 0x500
je 0x48ee5c
cmp eax, 0x600
je 0x48eeb9
cmp eax, edx
jne 0x48ed6b
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x48ee87
mov ecx, dword [0x4da298]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x48ee87
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x48eea3
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x48eea3
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x48eeac
or dword [ebp - 0xc], edi
test al, 0x20
je 0x48eec2
or dword [ebp - 0xc], 0x8000000
jmp 0x48eecd
mov dword [ebp - 0x14], 5
jmp 0x48ee63
test al, 0x10
je 0x48eecd
or dword [ebp - 0xc], 0x10000000
call fcn.0047cbaf
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x48eef3
call fcn.00480a30
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00480a1d
mov dword [eax], 0x18
jmp 0x48ef81
mov eax, dword [ebp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileA]
push ebx
push dword [ebp - 0xc]
mov dword [eax], 1
push dword [ebp - 0x14]
lea eax, [ebp - 0x34]
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 0x48ef8d
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x48ef59
test byte [ebp + 0x10], 1
je 0x48ef59
and dword [ebp - 8], 0x7fffffff
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x34]
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 0x48ef8d
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4db700]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00480a43
pop ecx
call fcn.00480a1d
mov eax, dword [eax]
jmp 0x48f41a
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x48efde
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4db700]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00480a43
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x48ef81
call fcn.00480a1d
mov dword [eax], 0xd
jmp 0x48ef81
cmp eax, 2
jne 0x48efe9
or byte [ebp - 1], 0x40
jmp 0x48eff2
cmp eax, 3
jne 0x48eff2
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0047c97e
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4db700]
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 + 0x4db700]
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 0x48f0c7
test cl, 0x80
je 0x48f197
test byte [ebp + 0x10], 2
je 0x48f0c7
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00483036
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x48f086
call fcn.00480a30
cmp dword [eax], 0x83
je 0x48f0c7
push dword [esi]
call fcn.00483784
jmp 0x48ef80
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.0048239c
add esp, 0xc
test eax, eax
jne 0x48f0b7
cmp byte [ebp - 4], 0x1a
jne 0x48f0b7
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0047c229
add esp, 0xc
cmp eax, edi
je 0x48f07a
push ebx
push ebx
push dword [esi]
call fcn.00483036
add esp, 0xc
cmp eax, edi
je 0x48f07a
test byte [ebp - 1], 0x80
je 0x48f197
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x48f0ef
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x48f0ec
or dword [ebp + 0x10], edi
jmp 0x48f0ef
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x48f13c
cmp eax, 0x10000
je 0x48f128
cmp eax, 0x14000
je 0x48f128
cmp eax, 0x20000
je 0x48f136
cmp eax, 0x24000
je 0x48f136
cmp eax, 0x40000
je 0x48f122
cmp eax, 0x44000
jne 0x48f13f
mov byte [ebp - 2], 1
jmp 0x48f13f
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x48f13f
mov byte [ebp - 2], 2
jmp 0x48f13f
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x48f197
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x48f197
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x48f2f1
cmp eax, 0x80000000
je 0x48f2b8
cmp eax, ecx
jne 0x48f197
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x48f197
cmp eax, 2
jbe 0x48f399
cmp eax, 4
jbe 0x48f28a
cmp eax, 5
je 0x48f399
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4db700]
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 + 0x4db700]
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 0x48f209
test byte [ebp + 0x10], 8
je 0x48f209
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4db700]
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 0x48f418
test byte [ebp + 0x10], 1
je 0x48f418
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x34]
push 3
push eax
push dword [ebp - 0x10]
and edi, 0x7fffffff
push edi
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_CreateFileA]
cmp eax, 0xffffffff
jne 0x48f401
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00480a43
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4db700]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0047c9fb
pop ecx
jmp 0x48ef80
push 2
push ebx
push ebx
push dword [esi]
call fcn.0048b882
add esp, 0x10
or eax, edx
je 0x48f399
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0048b882
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x48f07a
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0048239c
add esp, 0xc
cmp eax, 0xffffffff
je 0x48f07a
cmp eax, 2
je 0x48f33d
cmp eax, 3
jne 0x48f38b
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x48f33d
mov byte [ebp - 2], 1
jmp 0x48f197
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x48f197
cmp eax, 2
jbe 0x48f399
cmp eax, 4
ja 0x48f18e
push 2
push ebx
push ebx
push dword [esi]
call fcn.0048b882
add esp, 0x10
or eax, edx
je 0x48f399
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0048b882
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x48f197
jmp 0x48f07a
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x48f365
push dword [esi]
call fcn.00483784
pop ecx
call fcn.00480a1d
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x48f41a
cmp eax, 0xfeff
jne 0x48f38b
push ebx
push 2
push dword [esi]
call fcn.00483036
add esp, 0xc
cmp eax, 0xffffffff
je 0x48f07a
mov byte [ebp - 2], 2
jmp 0x48f197
push ebx
push ebx
push dword [esi]
call fcn.00483036
add esp, 0xc
jmp 0x48f32f
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x48f3b9
dec eax
jne 0x48f197
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x48f3c7
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.0048b6b6
add esp, 0xc
cmp eax, 0xffffffff
je 0x48f3ed
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x48f3c7
jmp 0x48f197
push dword [esi]
call fcn.00483784
pop ecx
call fcn.00480a1d
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x48f41a
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4db700]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret