Function at 0x4423ed
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 0x44241c
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x442426
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.004402c0
test eax, eax
pop ecx
je 0x442441
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 0x44245c
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 0x442479
test ecx, 0x74000
jne 0x442475
cmp dword [ebp - 0x24], eax
je 0x442479
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x4424d3
dec eax
je 0x4424bd
dec eax
je 0x4424b8
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 0x442a86
mov dword [ebp - 8], edx
jmp 0x4424d6
test cl, 8
je 0x4424ca
test ecx, 0x70000
jne 0x4424b8
mov dword [ebp - 8], 0x40000000
jmp 0x4424d6
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x442517
sub eax, ecx
je 0x44250e
sub eax, ecx
je 0x442505
sub eax, ecx
je 0x4424fc
sub eax, 0x40
jne 0x442492
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x44251a
mov dword [ebp - 0x10], 3
jmp 0x44251a
mov dword [ebp - 0x10], 2
jmp 0x44251a
mov dword [ebp - 0x10], 1
jmp 0x44251a
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 0x44256d
je 0x442564
cmp eax, ebx
je 0x442564
cmp eax, edi
je 0x44255b
cmp eax, 0x200
je 0x4425e0
cmp eax, 0x300
jne 0x442492
mov dword [ebp - 0x14], 2
jmp 0x44258a
mov dword [ebp - 0x14], 4
jmp 0x44258a
mov dword [ebp - 0x14], 3
jmp 0x44258a
cmp eax, 0x500
je 0x442583
cmp eax, 0x600
je 0x4425e0
cmp eax, edx
jne 0x442492
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4425ae
mov ecx, dword [0x781c37bc]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4425ae
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4425ca
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4425ca
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4425d3
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4425e9
or dword [ebp - 0xc], 0x8000000
jmp 0x4425f4
mov dword [ebp - 0x14], 5
jmp 0x44258a
test al, 0x10
je 0x4425f4
or dword [ebp - 0xc], 0x10000000
call fcn.0042b8c1
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x44261a
call fcn.00410f5f
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00410f4c
mov dword [eax], 0x18
jmp 0x4426a8
mov eax, dword [ebp + 8]
mov edi, dword [0x78194270]
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 0x4426b4
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x442680
test byte [ebp + 0x10], 1
je 0x442680
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 0x4426b4
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 0x442b42
push dword [ebp - 0x1c]
call dword [0x781940cc]
cmp eax, ebx
jne 0x442705
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 0x4426a8
call fcn.00410f4c
mov dword [eax], 0xd
jmp 0x4426a8
cmp eax, 2
jne 0x442710
or byte [ebp - 1], 0x40
jmp 0x442719
cmp eax, 3
jne 0x442719
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 0x4427ef
test cl, 0x80
je 0x4428bf
test byte [ebp + 0x10], 2
je 0x4427ef
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 0x4427ad
call fcn.00410f5f
cmp dword [eax], 0x83
je 0x4427ef
push dword [esi]
call fcn.0042b38c
jmp 0x4426a7
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.00441b95
add esp, 0xc
test eax, eax
jne 0x4427df
cmp word [ebp - 0x2c], 0x1a
jne 0x4427df
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0043e939
add esp, 0xc
cmp eax, edi
je 0x4427a1
push ebx
push ebx
push dword [esi]
call fcn.00440c2f
add esp, 0xc
cmp eax, edi
je 0x4427a1
test byte [ebp - 1], 0x80
je 0x4428bf
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x442817
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x442814
or dword [ebp + 0x10], edi
jmp 0x442817
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x442864
cmp eax, 0x10000
je 0x442850
cmp eax, 0x14000
je 0x442850
cmp eax, 0x20000
je 0x44285e
cmp eax, 0x24000
je 0x44285e
cmp eax, 0x40000
je 0x44284a
cmp eax, 0x44000
jne 0x442867
mov byte [ebp - 2], 1
jmp 0x442867
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x442867
mov byte [ebp - 2], 2
jmp 0x442867
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x4428bf
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x4428bf
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x442a19
cmp eax, 0x80000000
je 0x4429e0
cmp eax, ecx
jne 0x4428bf
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4428bf
cmp eax, 2
jbe 0x442ac1
cmp eax, 4
jbe 0x4429b2
cmp eax, 5
je 0x442ac1
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 0x442931
test byte [ebp + 0x10], 8
je 0x442931
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 0x442b40
test byte [ebp + 0x10], 1
je 0x442b40
push dword [ebp - 0x1c]
call dword [0x78194060]
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 [0x78194270]
cmp eax, 0xffffffff
jne 0x442b29
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 0x4426a7
push 2
push ebx
push ebx
push dword [esi]
call fcn.0042b192
add esp, 0x10
or eax, edx
je 0x442ac1
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0042b192
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x4427a1
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00441b95
add esp, 0xc
cmp eax, 0xffffffff
je 0x4427a1
cmp eax, 2
je 0x442a65
cmp eax, 3
jne 0x442ab3
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x442a65
mov byte [ebp - 2], 1
jmp 0x4428bf
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4428bf
cmp eax, 2
jbe 0x442ac1
cmp eax, 4
ja 0x4428b6
push 2
push ebx
push ebx
push dword [esi]
call fcn.0042b192
add esp, 0x10
or eax, edx
je 0x442ac1
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0042b192
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x4428bf
jmp 0x4427a1
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x442a8d
push dword [esi]
call fcn.0042b38c
pop ecx
call fcn.00410f4c
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x442b42
cmp eax, 0xfeff
jne 0x442ab3
push ebx
push 2
push dword [esi]
call fcn.00440c2f
add esp, 0xc
cmp eax, 0xffffffff
je 0x4427a1
mov byte [ebp - 2], 2
jmp 0x4428bf
push ebx
push ebx
push dword [esi]
call fcn.00440c2f
add esp, 0xc
jmp 0x442a57
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x442ae1
dec eax
jne 0x4428bf
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x442aef
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 0x442b15
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x442aef
jmp 0x4428bf
push dword [esi]
call fcn.0042b38c
pop ecx
call fcn.00410f4c
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x442b42
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