Function at 0x1091f5b5
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 0x1091f5e4
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x1091f5ee
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.10922fdc
test eax, eax
pop ecx
je 0x1091f609
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.109198d9
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.1091ae28
test eax, eax
pop ecx
je 0x1091f624
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.109198d9
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x1091f641
test ecx, 0x74000
jne 0x1091f63d
cmp dword [ebp - 0x24], eax
je 0x1091f641
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x1091f69b
dec eax
je 0x1091f685
dec eax
je 0x1091f680
call fcn.10919a47
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.10919a34
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.109199d5
add esp, 0x14
jmp 0x1091fc4d
mov dword [ebp - 8], edx
jmp 0x1091f69e
test cl, 8
je 0x1091f692
test ecx, 0x70000
jne 0x1091f680
mov dword [ebp - 8], 0x40000000
jmp 0x1091f69e
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x1091f6df
sub eax, ecx
je 0x1091f6d6
sub eax, ecx
je 0x1091f6cd
sub eax, ecx
je 0x1091f6c4
sub eax, 0x40
jne 0x1091f65a
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x1091f6e2
mov dword [ebp - 0x10], 3
jmp 0x1091f6e2
mov dword [ebp - 0x10], 2
jmp 0x1091f6e2
mov dword [ebp - 0x10], 1
jmp 0x1091f6e2
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 0x1091f735
je 0x1091f72c
cmp eax, ebx
je 0x1091f72c
cmp eax, edi
je 0x1091f723
cmp eax, 0x200
je 0x1091f7a8
cmp eax, 0x300
jne 0x1091f65a
mov dword [ebp - 0x14], 2
jmp 0x1091f752
mov dword [ebp - 0x14], 4
jmp 0x1091f752
mov dword [ebp - 0x14], 3
jmp 0x1091f752
cmp eax, 0x500
je 0x1091f74b
cmp eax, 0x600
je 0x1091f7a8
cmp eax, edx
jne 0x1091f65a
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x1091f776
mov ecx, dword [0x10964568]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x1091f776
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x1091f792
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x1091f792
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x1091f79b
or dword [ebp - 0xc], edi
test al, 0x20
je 0x1091f7b1
or dword [ebp - 0xc], 0x8000000
jmp 0x1091f7bc
mov dword [ebp - 0x14], 5
jmp 0x1091f752
test al, 0x10
je 0x1091f7bc
or dword [ebp - 0xc], 0x10000000
call fcn.10921846
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x1091f7e2
call fcn.10919a47
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.10919a34
mov dword [eax], 0x18
jmp 0x1091f870
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 0x1091f87c
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x1091f848
test byte [ebp + 0x10], 1
je 0x1091f848
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 0x1091f87c
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1096b760]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.kernel32.dll_GetLastError]
push eax
call fcn.10919a5a
pop ecx
call fcn.10919a34
mov eax, dword [eax]
jmp 0x1091fd09
push dword [ebp - 0x1c]
call dword [sym.imp.kernel32.dll_GetFileType]
cmp eax, ebx
jne 0x1091f8cd
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1096b760]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.kernel32.dll_GetLastError]
mov esi, eax
push esi
call fcn.10919a5a
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.kernel32.dll_CloseHandle]
cmp esi, ebx
jne 0x1091f870
call fcn.10919a34
mov dword [eax], 0xd
jmp 0x1091f870
cmp eax, 2
jne 0x1091f8d8
or byte [ebp - 1], 0x40
jmp 0x1091f8e1
cmp eax, 3
jne 0x1091f8e1
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.10921615
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x1096b760]
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 + 0x1096b760]
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 0x1091f9b6
test cl, 0x80
je 0x1091fa86
test byte [ebp + 0x10], 2
je 0x1091f9b6
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.10922eae
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x1091f975
call fcn.10919a47
cmp dword [eax], 0x83
je 0x1091f9b6
push dword [esi]
call fcn.1091bec0
jmp 0x1091f86f
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.109227f0
add esp, 0xc
test eax, eax
jne 0x1091f9a6
cmp byte [ebp - 4], 0x1a
jne 0x1091f9a6
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.1092263c
add esp, 0xc
cmp eax, edi
je 0x1091f969
push ebx
push ebx
push dword [esi]
call fcn.10922eae
add esp, 0xc
cmp eax, edi
je 0x1091f969
test byte [ebp - 1], 0x80
je 0x1091fa86
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x1091f9de
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x1091f9db
or dword [ebp + 0x10], edi
jmp 0x1091f9de
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x1091fa2b
cmp eax, 0x10000
je 0x1091fa17
cmp eax, 0x14000
je 0x1091fa17
cmp eax, 0x20000
je 0x1091fa25
cmp eax, 0x24000
je 0x1091fa25
cmp eax, 0x40000
je 0x1091fa11
cmp eax, 0x44000
jne 0x1091fa2e
mov byte [ebp - 2], 1
jmp 0x1091fa2e
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x1091fa2e
mov byte [ebp - 2], 2
jmp 0x1091fa2e
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x1091fa86
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x1091fa86
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x1091fbe0
cmp eax, 0x80000000
je 0x1091fba7
cmp eax, ecx
jne 0x1091fa86
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1091fa86
cmp eax, 2
jbe 0x1091fc88
cmp eax, 4
jbe 0x1091fb79
cmp eax, 5
je 0x1091fc88
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1096b760]
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 + 0x1096b760]
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 0x1091faf8
test byte [ebp + 0x10], 8
je 0x1091faf8
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1096b760]
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 0x1091fd07
test byte [ebp + 0x10], 1
je 0x1091fd07
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 0x1091fcf0
call dword [sym.imp.kernel32.dll_GetLastError]
push eax
call fcn.10919a5a
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1096b760]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.10921692
pop ecx
jmp 0x1091f86f
push 2
push ebx
push ebx
push dword [esi]
call fcn.109211ad
add esp, 0x10
or eax, edx
je 0x1091fc88
push ebx
push ebx
push ebx
push dword [esi]
call fcn.109211ad
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x1091f969
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.109227f0
add esp, 0xc
cmp eax, 0xffffffff
je 0x1091f969
cmp eax, 2
je 0x1091fc2c
cmp eax, 3
jne 0x1091fc7a
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x1091fc2c
mov byte [ebp - 2], 1
jmp 0x1091fa86
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1091fa86
cmp eax, 2
jbe 0x1091fc88
cmp eax, 4
ja 0x1091fa7d
push 2
push ebx
push ebx
push dword [esi]
call fcn.109211ad
add esp, 0x10
or eax, edx
je 0x1091fc88
push ebx
push ebx
push ebx
push dword [esi]
call fcn.109211ad
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x1091fa86
jmp 0x1091f969
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x1091fc54
push dword [esi]
call fcn.1091bec0
pop ecx
call fcn.10919a34
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x1091fd09
cmp eax, 0xfeff
jne 0x1091fc7a
push ebx
push 2
push dword [esi]
call fcn.10922eae
add esp, 0xc
cmp eax, 0xffffffff
je 0x1091f969
mov byte [ebp - 2], 2
jmp 0x1091fa86
push ebx
push ebx
push dword [esi]
call fcn.10922eae
add esp, 0xc
jmp 0x1091fc1e
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x1091fca8
dec eax
jne 0x1091fa86
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x1091fcb6
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.1091e1b1
add esp, 0xc
cmp eax, 0xffffffff
je 0x1091fcdc
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x1091fcb6
jmp 0x1091fa86
push dword [esi]
call fcn.1091bec0
pop ecx
call fcn.10919a34
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x1091fd09
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1096b760]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret