Function at 0x415aae
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 0x415add
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x415ae7
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0041787a
test eax, eax
pop ecx
je 0x415b02
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00406efc
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0040b34a
test eax, eax
pop ecx
je 0x415b1d
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00406efc
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x415b3a
test ecx, 0x74000
jne 0x415b36
cmp dword [ebp - 0x24], eax
je 0x415b3a
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x415b94
dec eax
je 0x415b7e
dec eax
je 0x415b79
call fcn.00408f63
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00408f50
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00406ff8
add esp, 0x14
jmp 0x416146
mov dword [ebp - 8], edx
jmp 0x415b97
test cl, 8
je 0x415b8b
test ecx, 0x70000
jne 0x415b79
mov dword [ebp - 8], 0x40000000
jmp 0x415b97
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x415bd8
sub eax, ecx
je 0x415bcf
sub eax, ecx
je 0x415bc6
sub eax, ecx
je 0x415bbd
sub eax, 0x40
jne 0x415b53
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x415bdb
mov dword [ebp - 0x10], 3
jmp 0x415bdb
mov dword [ebp - 0x10], 2
jmp 0x415bdb
mov dword [ebp - 0x10], 1
jmp 0x415bdb
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 0x415c2e
je 0x415c25
cmp eax, ebx
je 0x415c25
cmp eax, edi
je 0x415c1c
cmp eax, 0x200
je 0x415ca1
cmp eax, 0x300
jne 0x415b53
mov dword [ebp - 0x14], 2
jmp 0x415c4b
mov dword [ebp - 0x14], 4
jmp 0x415c4b
mov dword [ebp - 0x14], 3
jmp 0x415c4b
cmp eax, 0x500
je 0x415c44
cmp eax, 0x600
je 0x415ca1
cmp eax, edx
jne 0x415b53
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x415c6f
mov ecx, dword [0x423778]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x415c6f
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x415c8b
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x415c8b
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x415c94
or dword [ebp - 0xc], edi
test al, 0x20
je 0x415caa
or dword [ebp - 0xc], 0x8000000
jmp 0x415cb5
mov dword [ebp - 0x14], 5
jmp 0x415c4b
test al, 0x10
je 0x415cb5
or dword [ebp - 0xc], 0x10000000
call fcn.004156d6
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x415cdb
call fcn.00408f63
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00408f50
mov dword [eax], 0x18
jmp 0x415d69
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 0x415d75
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x415d41
test byte [ebp + 0x10], 1
je 0x415d41
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 0x415d75
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x424220]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00408f76
pop ecx
call fcn.00408f50
mov eax, dword [eax]
jmp 0x416202
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x415dc6
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x424220]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00408f76
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x415d69
call fcn.00408f50
mov dword [eax], 0xd
jmp 0x415d69
cmp eax, 2
jne 0x415dd1
or byte [ebp - 1], 0x40
jmp 0x415dda
cmp eax, 3
jne 0x415dda
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.004154a5
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x424220]
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 + 0x424220]
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 0x415eaf
test cl, 0x80
je 0x415f7f
test byte [ebp + 0x10], 2
je 0x415eaf
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0040ef85
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x415e6e
call fcn.00408f63
cmp dword [eax], 0x83
je 0x415eaf
push dword [esi]
call fcn.0040f353
jmp 0x415d68
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.00414de7
add esp, 0xc
test eax, eax
jne 0x415e9f
cmp byte [ebp - 4], 0x1a
jne 0x415e9f
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0041760a
add esp, 0xc
cmp eax, edi
je 0x415e62
push ebx
push ebx
push dword [esi]
call fcn.0040ef85
add esp, 0xc
cmp eax, edi
je 0x415e62
test byte [ebp - 1], 0x80
je 0x415f7f
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x415ed7
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x415ed4
or dword [ebp + 0x10], edi
jmp 0x415ed7
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x415f24
cmp eax, 0x10000
je 0x415f10
cmp eax, 0x14000
je 0x415f10
cmp eax, 0x20000
je 0x415f1e
cmp eax, 0x24000
je 0x415f1e
cmp eax, 0x40000
je 0x415f0a
cmp eax, 0x44000
jne 0x415f27
mov byte [ebp - 2], 1
jmp 0x415f27
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x415f27
mov byte [ebp - 2], 2
jmp 0x415f27
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x415f7f
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x415f7f
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x4160d9
cmp eax, 0x80000000
je 0x4160a0
cmp eax, ecx
jne 0x415f7f
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x415f7f
cmp eax, 2
jbe 0x416181
cmp eax, 4
jbe 0x416072
cmp eax, 5
je 0x416181
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x424220]
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 + 0x424220]
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 0x415ff1
test byte [ebp + 0x10], 8
je 0x415ff1
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x424220]
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 0x416200
test byte [ebp + 0x10], 1
je 0x416200
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 0x4161e9
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00408f76
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x424220]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00415522
pop ecx
jmp 0x415d68
push 2
push ebx
push ebx
push dword [esi]
call fcn.004148f2
add esp, 0x10
or eax, edx
je 0x416181
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004148f2
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x415e62
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00414de7
add esp, 0xc
cmp eax, 0xffffffff
je 0x415e62
cmp eax, 2
je 0x416125
cmp eax, 3
jne 0x416173
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x416125
mov byte [ebp - 2], 1
jmp 0x415f7f
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x415f7f
cmp eax, 2
jbe 0x416181
cmp eax, 4
ja 0x415f76
push 2
push ebx
push ebx
push dword [esi]
call fcn.004148f2
add esp, 0x10
or eax, edx
je 0x416181
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004148f2
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x415f7f
jmp 0x415e62
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x41614d
push dword [esi]
call fcn.0040f353
pop ecx
call fcn.00408f50
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x416202
cmp eax, 0xfeff
jne 0x416173
push ebx
push 2
push dword [esi]
call fcn.0040ef85
add esp, 0xc
cmp eax, 0xffffffff
je 0x415e62
mov byte [ebp - 2], 2
jmp 0x415f7f
push ebx
push ebx
push dword [esi]
call fcn.0040ef85
add esp, 0xc
jmp 0x416117
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x4161a1
dec eax
jne 0x415f7f
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x4161af
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.0040ea76
add esp, 0xc
cmp eax, 0xffffffff
je 0x4161d5
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x4161af
jmp 0x415f7f
push dword [esi]
call fcn.0040f353
pop ecx
call fcn.00408f50
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x416202
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x424220]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret