Function at 0x440ecf
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 0x440efe
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x440f08
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.004402c0
test eax, eax
pop ecx
je 0x440f23
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00415531
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0040e36d
test eax, eax
pop ecx
je 0x440f3e
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00415531
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x440f5b
test ecx, 0x74000
jne 0x440f57
cmp dword [ebp - 0x24], eax
je 0x440f5b
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x440fb5
dec eax
je 0x440f9f
dec eax
je 0x440f9a
call fcn.00410f5f
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00410f4c
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0041565c
add esp, 0x14
jmp 0x441567
mov dword [ebp - 8], edx
jmp 0x440fb8
test cl, 8
je 0x440fac
test ecx, 0x70000
jne 0x440f9a
mov dword [ebp - 8], 0x40000000
jmp 0x440fb8
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x440ff9
sub eax, ecx
je 0x440ff0
sub eax, ecx
je 0x440fe7
sub eax, ecx
je 0x440fde
sub eax, 0x40
jne 0x440f74
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x440ffc
mov dword [ebp - 0x10], 3
jmp 0x440ffc
mov dword [ebp - 0x10], 2
jmp 0x440ffc
mov dword [ebp - 0x10], 1
jmp 0x440ffc
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 0x44104f
je 0x441046
cmp eax, ebx
je 0x441046
cmp eax, edi
je 0x44103d
cmp eax, 0x200
je 0x4410c2
cmp eax, 0x300
jne 0x440f74
mov dword [ebp - 0x14], 2
jmp 0x44106c
mov dword [ebp - 0x14], 4
jmp 0x44106c
mov dword [ebp - 0x14], 3
jmp 0x44106c
cmp eax, 0x500
je 0x441065
cmp eax, 0x600
je 0x4410c2
cmp eax, edx
jne 0x440f74
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x441090
mov ecx, dword [0x781c37bc]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x441090
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4410ac
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4410ac
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4410b5
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4410cb
or dword [ebp - 0xc], 0x8000000
jmp 0x4410d6
mov dword [ebp - 0x14], 5
jmp 0x44106c
test al, 0x10
je 0x4410d6
or dword [ebp - 0xc], 0x10000000
call fcn.0042b8c1
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4410fc
call fcn.00410f5f
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00410f4c
mov dword [eax], 0x18
jmp 0x44118a
mov eax, dword [ebp + 8]
mov edi, dword [0x78194198]
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 0x441196
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x441162
test byte [ebp + 0x10], 1
je 0x441162
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 0x441196
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x781c4820]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [0x78194064]
push eax
call fcn.00410f72
pop ecx
call fcn.00410f4c
mov eax, dword [eax]
jmp 0x441623
push dword [ebp - 0x1c]
call dword [0x781940cc]
cmp eax, ebx
jne 0x4411e7
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x781c4820]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [0x78194064]
mov esi, eax
push esi
call fcn.00410f72
pop ecx
push dword [ebp - 0x1c]
call dword [0x78194060]
cmp esi, ebx
jne 0x44118a
call fcn.00410f4c
mov dword [eax], 0xd
jmp 0x44118a
cmp eax, 2
jne 0x4411f2
or byte [ebp - 1], 0x40
jmp 0x4411fb
cmp eax, 3
jne 0x4411fb
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0042b690
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x781c4820]
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 + 0x781c4820]
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 0x4412d0
test cl, 0x80
je 0x4413a0
test byte [ebp + 0x10], 2
je 0x4412d0
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00440c2f
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x44128f
call fcn.00410f5f
cmp dword [eax], 0x83
je 0x4412d0
push dword [esi]
call fcn.0042b38c
jmp 0x441189
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.00441b95
add esp, 0xc
test eax, eax
jne 0x4412c0
cmp byte [ebp - 4], 0x1a
jne 0x4412c0
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0043e939
add esp, 0xc
cmp eax, edi
je 0x441283
push ebx
push ebx
push dword [esi]
call fcn.00440c2f
add esp, 0xc
cmp eax, edi
je 0x441283
test byte [ebp - 1], 0x80
je 0x4413a0
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x4412f8
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x4412f5
or dword [ebp + 0x10], edi
jmp 0x4412f8
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x441345
cmp eax, 0x10000
je 0x441331
cmp eax, 0x14000
je 0x441331
cmp eax, 0x20000
je 0x44133f
cmp eax, 0x24000
je 0x44133f
cmp eax, 0x40000
je 0x44132b
cmp eax, 0x44000
jne 0x441348
mov byte [ebp - 2], 1
jmp 0x441348
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x441348
mov byte [ebp - 2], 2
jmp 0x441348
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x4413a0
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x4413a0
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x4414fa
cmp eax, 0x80000000
je 0x4414c1
cmp eax, ecx
jne 0x4413a0
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4413a0
cmp eax, 2
jbe 0x4415a2
cmp eax, 4
jbe 0x441493
cmp eax, 5
je 0x4415a2
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x781c4820]
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 + 0x781c4820]
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 0x441412
test byte [ebp + 0x10], 8
je 0x441412
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x781c4820]
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 0x441621
test byte [ebp + 0x10], 1
je 0x441621
push dword [ebp - 0x1c]
call dword [0x78194060]
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 [0x78194198]
cmp eax, 0xffffffff
jne 0x44160a
call dword [0x78194064]
push eax
call fcn.00410f72
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x781c4820]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0042b70d
pop ecx
jmp 0x441189
push 2
push ebx
push ebx
push dword [esi]
call fcn.0042b192
add esp, 0x10
or eax, edx
je 0x4415a2
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0042b192
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x441283
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00441b95
add esp, 0xc
cmp eax, 0xffffffff
je 0x441283
cmp eax, 2
je 0x441546
cmp eax, 3
jne 0x441594
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x441546
mov byte [ebp - 2], 1
jmp 0x4413a0
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4413a0
cmp eax, 2
jbe 0x4415a2
cmp eax, 4
ja 0x441397
push 2
push ebx
push ebx
push dword [esi]
call fcn.0042b192
add esp, 0x10
or eax, edx
je 0x4415a2
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0042b192
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x4413a0
jmp 0x441283
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x44156e
push dword [esi]
call fcn.0042b38c
pop ecx
call fcn.00410f4c
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x441623
cmp eax, 0xfeff
jne 0x441594
push ebx
push 2
push dword [esi]
call fcn.00440c2f
add esp, 0xc
cmp eax, 0xffffffff
je 0x441283
mov byte [ebp - 2], 2
jmp 0x4413a0
push ebx
push ebx
push dword [esi]
call fcn.00440c2f
add esp, 0xc
jmp 0x441538
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x4415c2
dec eax
jne 0x4413a0
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x4415d0
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.0042afd5
add esp, 0xc
cmp eax, 0xffffffff
je 0x4415f6
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x4415d0
jmp 0x4413a0
push dword [esi]
call fcn.0042b38c
pop ecx
call fcn.00410f4c
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x441623
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x781c4820]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret