Function at 0x48c617
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 0x48c646
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x48c650
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0048e319
test eax, eax
pop ecx
je 0x48c66b
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004780e1
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0047a1e5
test eax, eax
pop ecx
je 0x48c686
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004780e1
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x48c6a3
test ecx, 0x74000
jne 0x48c69f
cmp dword [ebp - 0x24], eax
je 0x48c6a3
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocStringLen
je 0x48c6fd
dec eax
je 0x48c6e7
dec eax
je 0x48c6e2
call fcn.0047c2c9
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0047c2b6
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.004781dd
add esp, 0x14
jmp 0x48ccaf
mov dword [ebp - 8], edx
jmp 0x48c700
test cl, 8
je 0x48c6f4
test ecx, 0x70000
jne 0x48c6e2
mov dword [ebp - 8], 0x40000000
jmp 0x48c700
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x48c741
sub eax, ecx
je 0x48c738
sub eax, ecx
je 0x48c72f
sub eax, ecx
je 0x48c726
sub eax, 0x40
jne 0x48c6bc
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x48c744
mov dword [ebp - 0x10], 3
jmp 0x48c744
mov dword [ebp - 0x10], 2
jmp 0x48c744
mov dword [ebp - 0x10], 1
jmp 0x48c744
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 0x48c797
je 0x48c78e
cmp eax, ebx
je 0x48c78e
cmp eax, edi
je 0x48c785
cmp eax, 0x200
je 0x48c80a
cmp eax, 0x300
jne 0x48c6bc
mov dword [ebp - 0x14], 2
jmp 0x48c7b4
mov dword [ebp - 0x14], 4
jmp 0x48c7b4
mov dword [ebp - 0x14], 3
jmp 0x48c7b4
cmp eax, 0x500
je 0x48c7ad
cmp eax, 0x600
je 0x48c80a
cmp eax, edx
jne 0x48c6bc
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x48c7d8
mov ecx, dword [0x4e4cb8]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x48c7d8
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x48c7f4
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x48c7f4
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x48c7fd
or dword [ebp - 0xc], edi
test al, 0x20
je 0x48c813
or dword [ebp - 0xc], 0x8000000
jmp 0x48c81e
mov dword [ebp - 0x14], 5
jmp 0x48c7b4
test al, 0x10
je 0x48c81e
or dword [ebp - 0xc], 0x10000000
call fcn.00483fa3
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x48c844
call fcn.0047c2c9
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0047c2b6
mov dword [eax], 0x18
jmp 0x48c8d2
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 0x48c8de
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x48c8aa
test byte [ebp + 0x10], 1
je 0x48c8aa
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 0x48c8de
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4eb840]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0047c2dc
pop ecx
call fcn.0047c2b6
mov eax, dword [eax]
jmp 0x48cd6b
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x48c92f
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4eb840]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0047c2dc
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x48c8d2
call fcn.0047c2b6
mov dword [eax], 0xd
jmp 0x48c8d2
cmp eax, 2
jne 0x48c93a
or byte [ebp - 1], 0x40
jmp 0x48c943
cmp eax, 3
jne 0x48c943
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00483d72
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4eb840]
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 + 0x4eb840]
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 0x48ca18
test cl, 0x80
je 0x48cae8
test byte [ebp + 0x10], 2
je 0x48ca18
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00484142
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x48c9d7
call fcn.0047c2c9
cmp dword [eax], 0x83
je 0x48ca18
push dword [esi]
call fcn.00483a5e
jmp 0x48c8d1
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.004867ff
add esp, 0xc
test eax, eax
jne 0x48ca08
cmp byte [ebp - 4], 0x1a
jne 0x48ca08
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0048e0a9
add esp, 0xc
cmp eax, edi
je 0x48c9cb
push ebx
push ebx
push dword [esi]
call fcn.00484142
add esp, 0xc
cmp eax, edi
je 0x48c9cb
test byte [ebp - 1], 0x80
je 0x48cae8
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x48ca40
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x48ca3d
or dword [ebp + 0x10], edi
jmp 0x48ca40
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x48ca8d
cmp eax, 0x10000
je 0x48ca79
cmp eax, 0x14000
je 0x48ca79
cmp eax, 0x20000
je 0x48ca87
cmp eax, 0x24000
je 0x48ca87
cmp eax, 0x40000
je 0x48ca73
cmp eax, 0x44000
jne 0x48ca90
mov byte [ebp - 2], 1
jmp 0x48ca90
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x48ca90
mov byte [ebp - 2], 2
jmp 0x48ca90
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x48cae8
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x48cae8
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x48cc42
cmp eax, 0x80000000
je 0x48cc09
cmp eax, ecx
jne 0x48cae8
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x48cae8
cmp eax, 2
jbe 0x48ccea
cmp eax, 4
jbe 0x48cbdb
cmp eax, 5
je 0x48ccea
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4eb840]
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 + 0x4eb840]
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 0x48cb5a
test byte [ebp + 0x10], 8
je 0x48cb5a
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4eb840]
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 0x48cd69
test byte [ebp + 0x10], 1
je 0x48cd69
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 0x48cd52
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0047c2dc
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4eb840]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00483def
pop ecx
jmp 0x48c8d1
push 2
push ebx
push ebx
push dword [esi]
call fcn.0048b571
add esp, 0x10
or eax, edx
je 0x48ccea
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0048b571
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x48c9cb
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.004867ff
add esp, 0xc
cmp eax, 0xffffffff
je 0x48c9cb
cmp eax, 2
je 0x48cc8e
cmp eax, 3
jne 0x48ccdc
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x48cc8e
mov byte [ebp - 2], 1
jmp 0x48cae8
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x48cae8
cmp eax, 2
jbe 0x48ccea
cmp eax, 4
ja 0x48cadf
push 2
push ebx
push ebx
push dword [esi]
call fcn.0048b571
add esp, 0x10
or eax, edx
je 0x48ccea
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0048b571
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x48cae8
jmp 0x48c9cb
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x48ccb6
push dword [esi]
call fcn.00483a5e
pop ecx
call fcn.0047c2b6
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x48cd6b
cmp eax, 0xfeff
jne 0x48ccdc
push ebx
push 2
push dword [esi]
call fcn.00484142
add esp, 0xc
cmp eax, 0xffffffff
je 0x48c9cb
mov byte [ebp - 2], 2
jmp 0x48cae8
push ebx
push ebx
push dword [esi]
call fcn.00484142
add esp, 0xc
jmp 0x48cc80
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x48cd0a
dec eax
jne 0x48cae8
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x48cd18
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.00487483
add esp, 0xc
cmp eax, 0xffffffff
je 0x48cd3e
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x48cd18
jmp 0x48cae8
push dword [esi]
call fcn.00483a5e
pop ecx
call fcn.0047c2b6
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x48cd6b
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4eb840]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret