Function at 0x424ef0
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 0x424f1f
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x424f29
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00426974
test eax, eax
pop ecx
je 0x424f44
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004149c7
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0041c56c
test eax, eax
pop ecx
je 0x424f5f
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004149c7
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x424f7c
test ecx, 0x74000
jne 0x424f78
cmp dword [ebp - 0x24], eax
je 0x424f7c
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x424fd6
dec eax
je 0x424fc0
dec eax
je 0x424fbb
call fcn.00417816
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00417803
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00414ac3
add esp, 0x14
jmp 0x425588
mov dword [ebp - 8], edx
jmp 0x424fd9
test cl, 8
je 0x424fcd
test ecx, 0x70000
jne 0x424fbb
mov dword [ebp - 8], 0x40000000
jmp 0x424fd9
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x42501a
sub eax, ecx
je 0x425011
sub eax, ecx
je 0x425008
sub eax, ecx
je 0x424fff
sub eax, 0x40
jne 0x424f95
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x42501d
mov dword [ebp - 0x10], 3
jmp 0x42501d
mov dword [ebp - 0x10], 2
jmp 0x42501d
mov dword [ebp - 0x10], 1
jmp 0x42501d
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 0x425070
je 0x425067
cmp eax, ebx
je 0x425067
cmp eax, edi
je 0x42505e
cmp eax, 0x200
je 0x4250e3
cmp eax, 0x300
jne 0x424f95
mov dword [ebp - 0x14], 2
jmp 0x42508d
mov dword [ebp - 0x14], 4
jmp 0x42508d
mov dword [ebp - 0x14], 3
jmp 0x42508d
cmp eax, 0x500
je 0x425086
cmp eax, 0x600
je 0x4250e3
cmp eax, edx
jne 0x424f95
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4250b1
mov ecx, dword [0x439110]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4250b1
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4250cd
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4250cd
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4250d6
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4250ec
or dword [ebp - 0xc], 0x8000000
jmp 0x4250f7
mov dword [ebp - 0x14], 5
jmp 0x42508d
test al, 0x10
je 0x4250f7
or dword [ebp - 0xc], 0x10000000
call fcn.00424bd1
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x42511d
call fcn.00417816
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00417803
mov dword [eax], 0x18
jmp 0x4251ab
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 0x4251b7
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x425183
test byte [ebp + 0x10], 1
je 0x425183
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 0x4251b7
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x43a860]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00417829
pop ecx
call fcn.00417803
mov eax, dword [eax]
jmp 0x425644
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x425208
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x43a860]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00417829
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x4251ab
call fcn.00417803
mov dword [eax], 0xd
jmp 0x4251ab
cmp eax, 2
jne 0x425213
or byte [ebp - 1], 0x40
jmp 0x42521c
cmp eax, 3
jne 0x42521c
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.004249a0
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x43a860]
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 + 0x43a860]
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 0x4252f1
test cl, 0x80
je 0x4253c1
test byte [ebp + 0x10], 2
je 0x4252f1
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0041efdf
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x4252b0
call fcn.00417816
cmp dword [eax], 0x83
je 0x4252f1
push dword [esi]
call fcn.0041e09e
jmp 0x4251aa
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.0041e921
add esp, 0xc
test eax, eax
jne 0x4252e1
cmp byte [ebp - 4], 0x1a
jne 0x4252e1
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00426704
add esp, 0xc
cmp eax, edi
je 0x4252a4
push ebx
push ebx
push dword [esi]
call fcn.0041efdf
add esp, 0xc
cmp eax, edi
je 0x4252a4
test byte [ebp - 1], 0x80
je 0x4253c1
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x425319
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x425316
or dword [ebp + 0x10], edi
jmp 0x425319
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x425366
cmp eax, 0x10000
je 0x425352
cmp eax, 0x14000
je 0x425352
cmp eax, 0x20000
je 0x425360
cmp eax, 0x24000
je 0x425360
cmp eax, 0x40000
je 0x42534c
cmp eax, 0x44000
jne 0x425369
mov byte [ebp - 2], 1
jmp 0x425369
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x425369
mov byte [ebp - 2], 2
jmp 0x425369
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x4253c1
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x4253c1
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x42551b
cmp eax, 0x80000000
je 0x4254e2
cmp eax, ecx
jne 0x4253c1
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4253c1
cmp eax, 2
jbe 0x4255c3
cmp eax, 4
jbe 0x4254b4
cmp eax, 5
je 0x4255c3
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x43a860]
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 + 0x43a860]
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 0x425433
test byte [ebp + 0x10], 8
je 0x425433
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x43a860]
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 0x425642
test byte [ebp + 0x10], 1
je 0x425642
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 0x42562b
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00417829
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x43a860]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00424a1d
pop ecx
jmp 0x4251aa
push 2
push ebx
push ebx
push dword [esi]
call fcn.0042286f
add esp, 0x10
or eax, edx
je 0x4255c3
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0042286f
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x4252a4
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0041e921
add esp, 0xc
cmp eax, 0xffffffff
je 0x4252a4
cmp eax, 2
je 0x425567
cmp eax, 3
jne 0x4255b5
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x425567
mov byte [ebp - 2], 1
jmp 0x4253c1
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4253c1
cmp eax, 2
jbe 0x4255c3
cmp eax, 4
ja 0x4253b8
push 2
push ebx
push ebx
push dword [esi]
call fcn.0042286f
add esp, 0x10
or eax, edx
je 0x4255c3
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0042286f
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x4253c1
jmp 0x4252a4
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x42558f
push dword [esi]
call fcn.0041e09e
pop ecx
call fcn.00417803
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x425644
cmp eax, 0xfeff
jne 0x4255b5
push ebx
push 2
push dword [esi]
call fcn.0041efdf
add esp, 0xc
cmp eax, 0xffffffff
je 0x4252a4
mov byte [ebp - 2], 2
jmp 0x4253c1
push ebx
push ebx
push dword [esi]
call fcn.0041efdf
add esp, 0xc
jmp 0x425559
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x4255e3
dec eax
jne 0x4253c1
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x4255f1
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.0041dc6d
add esp, 0xc
cmp eax, 0xffffffff
je 0x425617
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x4255f1
jmp 0x4253c1
push dword [esi]
call fcn.0041e09e
pop ecx
call fcn.00417803
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x425644
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x43a860]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret