Function at 0x46b7bf
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 0x46b7ee
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x46b7f8
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00478a72
test eax, eax
pop ecx
je 0x46b813
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0045fd6a
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.004681a1
test eax, eax
pop ecx
je 0x46b82e
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0045fd6a
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x46b84b
test ecx, 0x74000
jne 0x46b847
cmp dword [ebp - 0x24], eax
je 0x46b84b
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, closesocket
je 0x46b8a5
dec eax
je 0x46b88f
dec eax
je 0x46b88a
call fcn.004674de
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004674cb
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0045fe66
add esp, 0x14
jmp 0x46be58
mov dword [ebp - 8], edx
jmp 0x46b8a8
test cl, 8
je 0x46b89c
test ecx, 0x70000
jne 0x46b88a
mov dword [ebp - 8], 0x40000000
jmp 0x46b8a8
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x46b8e9
sub eax, ecx
je 0x46b8e0
sub eax, ecx
je 0x46b8d7
sub eax, ecx
je 0x46b8ce
sub eax, 0x40
jne 0x46b864
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x46b8ec
mov dword [ebp - 0x10], 3
jmp 0x46b8ec
mov dword [ebp - 0x10], 2
jmp 0x46b8ec
mov dword [ebp - 0x10], 1
jmp 0x46b8ec
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 0x46b93f
je 0x46b936
cmp eax, ebx
je 0x46b936
cmp eax, edi
je 0x46b92d
cmp eax, 0x200
je 0x46b9b2
cmp eax, 0x300
jne 0x46b864
mov dword [ebp - 0x14], 2
jmp 0x46b95c
mov dword [ebp - 0x14], 4
jmp 0x46b95c
mov dword [ebp - 0x14], 3
jmp 0x46b95c
cmp eax, 0x500
je 0x46b955
cmp eax, 0x600
je 0x46b9b2
cmp eax, edx
jne 0x46b864
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x46b980
mov ecx, dword [0x4f70c8]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x46b980
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x46b99c
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x46b99c
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x46b9a5
or dword [ebp - 0xc], edi
test al, 0x20
je 0x46b9bb
or dword [ebp - 0xc], 0x8000000
jmp 0x46b9c6
mov dword [ebp - 0x14], 5
jmp 0x46b95c
test al, 0x10
je 0x46b9c6
or dword [ebp - 0xc], 0x10000000
call fcn.0046c4f3
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x46b9ec
call fcn.004674de
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004674cb
mov dword [eax], 0x18
jmp 0x46ba7a
mov eax, dword [ebp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileW]
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 0x46ba86
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x46ba52
test byte [ebp + 0x10], 1
je 0x46ba52
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 0x46ba86
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4f8fc0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004674f1
pop ecx
call fcn.004674cb
mov eax, dword [eax]
jmp 0x46bf14
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x46bad7
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4f8fc0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.004674f1
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x46ba7a
call fcn.004674cb
mov dword [eax], 0xd
jmp 0x46ba7a
cmp eax, 2
jne 0x46bae2
or byte [ebp - 1], 0x40
jmp 0x46baeb
cmp eax, 3
jne 0x46baeb
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0046c2c2
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4f8fc0]
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 + 0x4f8fc0]
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 0x46bbc1
test cl, 0x80
je 0x46bc91
test byte [ebp + 0x10], 2
je 0x46bbc1
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0045f39a
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x46bb7f
call fcn.004674de
cmp dword [eax], 0x83
je 0x46bbc1
push dword [esi]
call fcn.0045f239
jmp 0x46ba79
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.0045e4d9
add esp, 0xc
test eax, eax
jne 0x46bbb1
cmp word [ebp - 0x2c], 0x1a
jne 0x46bbb1
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00478802
add esp, 0xc
cmp eax, edi
je 0x46bb73
push ebx
push ebx
push dword [esi]
call fcn.0045f39a
add esp, 0xc
cmp eax, edi
je 0x46bb73
test byte [ebp - 1], 0x80
je 0x46bc91
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x46bbe9
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x46bbe6
or dword [ebp + 0x10], edi
jmp 0x46bbe9
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x46bc36
cmp eax, 0x10000
je 0x46bc22
cmp eax, 0x14000
je 0x46bc22
cmp eax, 0x20000
je 0x46bc30
cmp eax, 0x24000
je 0x46bc30
cmp eax, 0x40000
je 0x46bc1c
cmp eax, 0x44000
jne 0x46bc39
mov byte [ebp - 2], 1
jmp 0x46bc39
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x46bc39
mov byte [ebp - 2], 2
jmp 0x46bc39
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x46bc91
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x46bc91
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x46bdeb
cmp eax, 0x80000000
je 0x46bdb2
cmp eax, ecx
jne 0x46bc91
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x46bc91
cmp eax, 2
jbe 0x46be93
cmp eax, 4
jbe 0x46bd84
cmp eax, 5
je 0x46be93
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4f8fc0]
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 + 0x4f8fc0]
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 0x46bd03
test byte [ebp + 0x10], 8
je 0x46bd03
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4f8fc0]
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 0x46bf12
test byte [ebp + 0x10], 1
je 0x46bf12
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
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 [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
jne 0x46befb
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004674f1
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4f8fc0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0046c33f
pop ecx
jmp 0x46ba79
push 2
push ebx
push ebx
push dword [esi]
call fcn.0046c003
add esp, 0x10
or eax, edx
je 0x46be93
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0046c003
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x46bb73
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0045e4d9
add esp, 0xc
cmp eax, 0xffffffff
je 0x46bb73
cmp eax, 2
je 0x46be37
cmp eax, 3
jne 0x46be85
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x46be37
mov byte [ebp - 2], 1
jmp 0x46bc91
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x46bc91
cmp eax, 2
jbe 0x46be93
cmp eax, 4
ja 0x46bc88
push 2
push ebx
push ebx
push dword [esi]
call fcn.0046c003
add esp, 0x10
or eax, edx
je 0x46be93
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0046c003
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x46bc91
jmp 0x46bb73
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x46be5f
push dword [esi]
call fcn.0045f239
pop ecx
call fcn.004674cb
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x46bf14
cmp eax, 0xfeff
jne 0x46be85
push ebx
push 2
push dword [esi]
call fcn.0045f39a
add esp, 0xc
cmp eax, 0xffffffff
je 0x46bb73
mov byte [ebp - 2], 2
jmp 0x46bc91
push ebx
push ebx
push dword [esi]
call fcn.0045f39a
add esp, 0xc
jmp 0x46be29
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x46beb3
dec eax
jne 0x46bc91
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x46bec1
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.0045f15d
add esp, 0xc
cmp eax, 0xffffffff
je 0x46bee7
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x46bec1
jmp 0x46bc91
push dword [esi]
call fcn.0045f239
pop ecx
call fcn.004674cb
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x46bf14
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4f8fc0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret