Function at 0x10048d96
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 0x10048dc5
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x10048dcf
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.1004ca41
test eax, eax
pop ecx
je 0x10048dea
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.10036f8b
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.1003c2af
test eax, eax
pop ecx
je 0x10048e05
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.10036f8b
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x10048e22
test ecx, 0x74000
jne 0x10048e1e
cmp dword [ebp - 0x24], eax
je 0x10048e22
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocStringLen
je 0x10048e7c
dec eax
je 0x10048e66
dec eax
je 0x10048e61
call fcn.1003c856
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1003c843
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.10037087
add esp, 0x14
jmp 0x1004942f
mov dword [ebp - 8], edx
jmp 0x10048e7f
test cl, 8
je 0x10048e73
test ecx, 0x70000
jne 0x10048e61
mov dword [ebp - 8], 0x40000000
jmp 0x10048e7f
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x10048ec0
sub eax, ecx
je 0x10048eb7
sub eax, ecx
je 0x10048eae
sub eax, ecx
je 0x10048ea5
sub eax, 0x40
jne 0x10048e3b
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x10048ec3
mov dword [ebp - 0x10], 3
jmp 0x10048ec3
mov dword [ebp - 0x10], 2
jmp 0x10048ec3
mov dword [ebp - 0x10], 1
jmp 0x10048ec3
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 0x10048f16
je 0x10048f0d
cmp eax, ebx
je 0x10048f0d
cmp eax, edi
je 0x10048f04
cmp eax, 0x200
je 0x10048f89
cmp eax, 0x300
jne 0x10048e3b
mov dword [ebp - 0x14], 2
jmp 0x10048f33
mov dword [ebp - 0x14], 4
jmp 0x10048f33
mov dword [ebp - 0x14], 3
jmp 0x10048f33
cmp eax, 0x500
je 0x10048f2c
cmp eax, 0x600
je 0x10048f89
cmp eax, edx
jne 0x10048e3b
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x10048f57
mov ecx, dword [0x1006c9d8]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x10048f57
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x10048f73
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x10048f73
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x10048f7c
or dword [ebp - 0xc], edi
test al, 0x20
je 0x10048f92
or dword [ebp - 0xc], 0x8000000
jmp 0x10048f9d
mov dword [ebp - 0x14], 5
jmp 0x10048f33
test al, 0x10
je 0x10048f9d
or dword [ebp - 0xc], 0x10000000
call fcn.10048a26
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x10048fc3
call fcn.1003c856
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1003c843
mov dword [eax], 0x18
jmp 0x10049051
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 0x1004905d
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x10049029
test byte [ebp + 0x10], 1
je 0x10049029
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 0x1004905d
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1006d4a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.1003c869
pop ecx
call fcn.1003c843
mov eax, dword [eax]
jmp 0x100494eb
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x100490ae
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1006d4a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.1003c869
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x10049051
call fcn.1003c843
mov dword [eax], 0xd
jmp 0x10049051
cmp eax, 2
jne 0x100490b9
or byte [ebp - 1], 0x40
jmp 0x100490c2
cmp eax, 3
jne 0x100490c2
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.100487f5
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x1006d4a0]
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 + 0x1006d4a0]
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 0x10049198
test cl, 0x80
je 0x10049268
test byte [ebp + 0x10], 2
je 0x10049198
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.10041757
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x10049156
call fcn.1003c856
cmp dword [eax], 0x83
je 0x10049198
push dword [esi]
call fcn.1003eedc
jmp 0x10049050
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.1004960f
add esp, 0xc
test eax, eax
jne 0x10049188
cmp word [ebp - 0x2c], 0x1a
jne 0x10049188
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.1004c7d1
add esp, 0xc
cmp eax, edi
je 0x1004914a
push ebx
push ebx
push dword [esi]
call fcn.10041757
add esp, 0xc
cmp eax, edi
je 0x1004914a
test byte [ebp - 1], 0x80
je 0x10049268
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x100491c0
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x100491bd
or dword [ebp + 0x10], edi
jmp 0x100491c0
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x1004920d
cmp eax, 0x10000
je 0x100491f9
cmp eax, 0x14000
je 0x100491f9
cmp eax, 0x20000
je 0x10049207
cmp eax, 0x24000
je 0x10049207
cmp eax, 0x40000
je 0x100491f3
cmp eax, 0x44000
jne 0x10049210
mov byte [ebp - 2], 1
jmp 0x10049210
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x10049210
mov byte [ebp - 2], 2
jmp 0x10049210
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x10049268
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x10049268
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x100493c2
cmp eax, 0x80000000
je 0x10049389
cmp eax, ecx
jne 0x10049268
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x10049268
cmp eax, 2
jbe 0x1004946a
cmp eax, 4
jbe 0x1004935b
cmp eax, 5
je 0x1004946a
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1006d4a0]
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 + 0x1006d4a0]
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 0x100492da
test byte [ebp + 0x10], 8
je 0x100492da
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1006d4a0]
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 0x100494e9
test byte [ebp + 0x10], 1
je 0x100494e9
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 0x100494d2
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.1003c869
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1006d4a0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.10048872
pop ecx
jmp 0x10049050
push 2
push ebx
push ebx
push dword [esi]
call fcn.10048244
add esp, 0x10
or eax, edx
je 0x1004946a
push ebx
push ebx
push ebx
push dword [esi]
call fcn.10048244
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x1004914a
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.1004960f
add esp, 0xc
cmp eax, 0xffffffff
je 0x1004914a
cmp eax, 2
je 0x1004940e
cmp eax, 3
jne 0x1004945c
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x1004940e
mov byte [ebp - 2], 1
jmp 0x10049268
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x10049268
cmp eax, 2
jbe 0x1004946a
cmp eax, 4
ja 0x1004925f
push 2
push ebx
push ebx
push dword [esi]
call fcn.10048244
add esp, 0x10
or eax, edx
je 0x1004946a
push ebx
push ebx
push ebx
push dword [esi]
call fcn.10048244
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x10049268
jmp 0x1004914a
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x10049436
push dword [esi]
call fcn.1003eedc
pop ecx
call fcn.1003c843
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x100494eb
cmp eax, 0xfeff
jne 0x1004945c
push ebx
push 2
push dword [esi]
call fcn.10041757
add esp, 0xc
cmp eax, 0xffffffff
je 0x1004914a
mov byte [ebp - 2], 2
jmp 0x10049268
push ebx
push ebx
push dword [esi]
call fcn.10041757
add esp, 0xc
jmp 0x10049400
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x1004948a
dec eax
jne 0x10049268
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x10049498
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.10041274
add esp, 0xc
cmp eax, 0xffffffff
je 0x100494be
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x10049498
jmp 0x10049268
push dword [esi]
call fcn.1003eedc
pop ecx
call fcn.1003c843
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x100494eb
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1006d4a0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret