Function at 0x441015
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 0x441044
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x44104e
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00441c9e
test eax, eax
pop ecx
je 0x441069
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00425739
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0042a9b5
test eax, eax
pop ecx
je 0x441084
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00425739
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x4410a1
test ecx, 0x74000
jne 0x44109d
cmp dword [ebp - 0x24], eax
je 0x4410a1
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x4410fb
dec eax
je 0x4410e5
dec eax
je 0x4410e0
call fcn.0042a81d
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0042a80a
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00425835
add esp, 0x14
jmp 0x4416ae
mov dword [ebp - 8], edx
jmp 0x4410fe
test cl, 8
je 0x4410f2
test ecx, 0x70000
jne 0x4410e0
mov dword [ebp - 8], 0x40000000
jmp 0x4410fe
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x44113f
sub eax, ecx
je 0x441136
sub eax, ecx
je 0x44112d
sub eax, ecx
je 0x441124
sub eax, 0x40
jne 0x4410ba
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x441142
mov dword [ebp - 0x10], 3
jmp 0x441142
mov dword [ebp - 0x10], 2
jmp 0x441142
mov dword [ebp - 0x10], 1
jmp 0x441142
mov dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0x10]
mov edx, 0x700
and eax, edx
mov ecx, 0x400
cmp eax, ecx
mov edi, pe_nt_image_headers32
jg 0x441195
je 0x44118c
cmp eax, ebx
je 0x44118c
cmp eax, edi
je 0x441183
cmp eax, 0x200
je 0x441208
cmp eax, 0x300
jne 0x4410ba
mov dword [ebp - 0x14], 2
jmp 0x4411b2
mov dword [ebp - 0x14], 4
jmp 0x4411b2
mov dword [ebp - 0x14], 3
jmp 0x4411b2
cmp eax, 0x500
je 0x4411ab
cmp eax, 0x600
je 0x441208
cmp eax, edx
jne 0x4410ba
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4411d6
mov ecx, dword [0x457e94]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4411d6
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4411f2
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4411f2
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4411fb
or dword [ebp - 0xc], edi
test al, 0x20
je 0x441211
or dword [ebp - 0xc], 0x8000000
jmp 0x44121c
mov dword [ebp - 0x14], 5
jmp 0x4411b2
test al, 0x10
je 0x44121c
or dword [ebp - 0xc], 0x10000000
call fcn.0042b5cf
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x441242
call fcn.0042a81d
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0042a80a
mov dword [eax], 0x18
jmp 0x4412d0
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 0x4412dc
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x4412a8
test byte [ebp + 0x10], 1
je 0x4412a8
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 0x4412dc
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x459d20]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0042a830
pop ecx
call fcn.0042a80a
mov eax, dword [eax]
jmp 0x44176a
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x44132d
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x459d20]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0042a830
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x4412d0
call fcn.0042a80a
mov dword [eax], 0xd
jmp 0x4412d0
cmp eax, 2
jne 0x441338
or byte [ebp - 1], 0x40
jmp 0x441341
cmp eax, 3
jne 0x441341
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0042b39e
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x459d20]
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 + 0x459d20]
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 0x441417
test cl, 0x80
je 0x4414e7
test byte [ebp + 0x10], 2
je 0x441417
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00433f80
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x4413d5
call fcn.0042a81d
cmp dword [eax], 0x83
je 0x441417
push dword [esi]
call fcn.0043202e
jmp 0x4412cf
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.004377b7
add esp, 0xc
test eax, eax
jne 0x441407
cmp word [ebp - 0x2c], 0x1a
jne 0x441407
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00441a2e
add esp, 0xc
cmp eax, edi
je 0x4413c9
push ebx
push ebx
push dword [esi]
call fcn.00433f80
add esp, 0xc
cmp eax, edi
je 0x4413c9
test byte [ebp - 1], 0x80
je 0x4414e7
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x44143f
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x44143c
or dword [ebp + 0x10], edi
jmp 0x44143f
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x44148c
cmp eax, 0x10000
je 0x441478
cmp eax, 0x14000
je 0x441478
cmp eax, 0x20000
je 0x441486
cmp eax, 0x24000
je 0x441486
cmp eax, 0x40000
je 0x441472
cmp eax, 0x44000
jne 0x44148f
mov byte [ebp - 2], 1
jmp 0x44148f
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x44148f
mov byte [ebp - 2], 2
jmp 0x44148f
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x4414e7
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x4414e7
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x441641
cmp eax, 0x80000000
je 0x441608
cmp eax, ecx
jne 0x4414e7
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4414e7
cmp eax, 2
jbe 0x4416e9
cmp eax, 4
jbe 0x4415da
cmp eax, 5
je 0x4416e9
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x459d20]
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 + 0x459d20]
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 0x441559
test byte [ebp + 0x10], 8
je 0x441559
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x459d20]
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 0x441768
test byte [ebp + 0x10], 1
je 0x441768
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 0x441751
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0042a830
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x459d20]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0042b41b
pop ecx
jmp 0x4412cf
push 2
push ebx
push ebx
push dword [esi]
call fcn.00438a52
add esp, 0x10
or eax, edx
je 0x4416e9
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00438a52
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x4413c9
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.004377b7
add esp, 0xc
cmp eax, 0xffffffff
je 0x4413c9
cmp eax, 2
je 0x44168d
cmp eax, 3
jne 0x4416db
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x44168d
mov byte [ebp - 2], 1
jmp 0x4414e7
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4414e7
cmp eax, 2
jbe 0x4416e9
cmp eax, 4
ja 0x4414de
push 2
push ebx
push ebx
push dword [esi]
call fcn.00438a52
add esp, 0x10
or eax, edx
je 0x4416e9
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00438a52
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x4414e7
jmp 0x4413c9
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x4416b5
push dword [esi]
call fcn.0043202e
pop ecx
call fcn.0042a80a
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x44176a
cmp eax, 0xfeff
jne 0x4416db
push ebx
push 2
push dword [esi]
call fcn.00433f80
add esp, 0xc
cmp eax, 0xffffffff
je 0x4413c9
mov byte [ebp - 2], 2
jmp 0x4414e7
push ebx
push ebx
push dword [esi]
call fcn.00433f80
add esp, 0xc
jmp 0x44167f
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x441709
dec eax
jne 0x4414e7
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x441717
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.00431f52
add esp, 0xc
cmp eax, 0xffffffff
je 0x44173d
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x441717
jmp 0x4414e7
push dword [esi]
call fcn.0043202e
pop ecx
call fcn.0042a80a
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x44176a
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x459d20]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret