Function at 0x4952c8
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 0x4952f7
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x495301
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0049713e
test eax, eax
pop ecx
je 0x49531c
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004805ba
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00484cb4
test eax, eax
pop ecx
je 0x495337
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004805ba
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x495354
test ecx, 0x74000
jne 0x495350
cmp dword [ebp - 0x24], eax
je 0x495354
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocStringLen
je 0x4953ae
dec eax
je 0x495398
dec eax
je 0x495393
call fcn.004845d3
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004845c0
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.004806b6
add esp, 0x14
jmp 0x495960
mov dword [ebp - 8], edx
jmp 0x4953b1
test cl, 8
je 0x4953a5
test ecx, 0x70000
jne 0x495393
mov dword [ebp - 8], 0x40000000
jmp 0x4953b1
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4953f2
sub eax, ecx
je 0x4953e9
sub eax, ecx
je 0x4953e0
sub eax, ecx
je 0x4953d7
sub eax, 0x40
jne 0x49536d
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4953f5
mov dword [ebp - 0x10], 3
jmp 0x4953f5
mov dword [ebp - 0x10], 2
jmp 0x4953f5
mov dword [ebp - 0x10], 1
jmp 0x4953f5
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 0x495448
je 0x49543f
cmp eax, ebx
je 0x49543f
cmp eax, edi
je 0x495436
cmp eax, 0x200
je 0x4954bb
cmp eax, 0x300
jne 0x49536d
mov dword [ebp - 0x14], 2
jmp 0x495465
mov dword [ebp - 0x14], 4
jmp 0x495465
mov dword [ebp - 0x14], 3
jmp 0x495465
cmp eax, 0x500
je 0x49545e
cmp eax, 0x600
je 0x4954bb
cmp eax, edx
jne 0x49536d
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x495489
mov ecx, dword [0x4cca24]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x495489
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4954a5
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4954a5
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4954ae
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4954c4
or dword [ebp - 0xc], 0x8000000
jmp 0x4954cf
mov dword [ebp - 0x14], 5
jmp 0x495465
test al, 0x10
je 0x4954cf
or dword [ebp - 0xc], 0x10000000
call fcn.004855fb
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4954f5
call fcn.004845d3
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004845c0
mov dword [eax], 0x18
jmp 0x495583
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 0x49558f
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x49555b
test byte [ebp + 0x10], 1
je 0x49555b
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 0x49558f
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4d0820]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004845e6
pop ecx
call fcn.004845c0
mov eax, dword [eax]
jmp 0x495a1c
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x4955e0
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4d0820]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.004845e6
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x495583
call fcn.004845c0
mov dword [eax], 0xd
jmp 0x495583
cmp eax, 2
jne 0x4955eb
or byte [ebp - 1], 0x40
jmp 0x4955f4
cmp eax, 3
jne 0x4955f4
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.004853ca
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4d0820]
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 + 0x4d0820]
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 0x4956c9
test cl, 0x80
je 0x495799
test byte [ebp + 0x10], 2
je 0x4956c9
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.004921dd
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x495688
call fcn.004845d3
cmp dword [eax], 0x83
je 0x4956c9
push dword [esi]
call fcn.0048d9b9
jmp 0x495582
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.0048d2fb
add esp, 0xc
test eax, eax
jne 0x4956b9
cmp byte [ebp - 4], 0x1a
jne 0x4956b9
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00496ece
add esp, 0xc
cmp eax, edi
je 0x49567c
push ebx
push ebx
push dword [esi]
call fcn.004921dd
add esp, 0xc
cmp eax, edi
je 0x49567c
test byte [ebp - 1], 0x80
je 0x495799
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x4956f1
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x4956ee
or dword [ebp + 0x10], edi
jmp 0x4956f1
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x49573e
cmp eax, 0x10000
je 0x49572a
cmp eax, 0x14000
je 0x49572a
cmp eax, 0x20000
je 0x495738
cmp eax, 0x24000
je 0x495738
cmp eax, 0x40000
je 0x495724
cmp eax, 0x44000
jne 0x495741
mov byte [ebp - 2], 1
jmp 0x495741
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x495741
mov byte [ebp - 2], 2
jmp 0x495741
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x495799
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x495799
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x4958f3
cmp eax, 0x80000000
je 0x4958ba
cmp eax, ecx
jne 0x495799
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x495799
cmp eax, 2
jbe 0x49599b
cmp eax, 4
jbe 0x49588c
cmp eax, 5
je 0x49599b
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4d0820]
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 + 0x4d0820]
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 0x49580b
test byte [ebp + 0x10], 8
je 0x49580b
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4d0820]
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 0x495a1a
test byte [ebp + 0x10], 1
je 0x495a1a
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 0x495a03
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004845e6
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4d0820]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00485447
pop ecx
jmp 0x495582
push 2
push ebx
push ebx
push dword [esi]
call fcn.00492837
add esp, 0x10
or eax, edx
je 0x49599b
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00492837
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x49567c
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0048d2fb
add esp, 0xc
cmp eax, 0xffffffff
je 0x49567c
cmp eax, 2
je 0x49593f
cmp eax, 3
jne 0x49598d
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x49593f
mov byte [ebp - 2], 1
jmp 0x495799
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x495799
cmp eax, 2
jbe 0x49599b
cmp eax, 4
ja 0x495790
push 2
push ebx
push ebx
push dword [esi]
call fcn.00492837
add esp, 0x10
or eax, edx
je 0x49599b
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00492837
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x495799
jmp 0x49567c
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x495967
push dword [esi]
call fcn.0048d9b9
pop ecx
call fcn.004845c0
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x495a1c
cmp eax, 0xfeff
jne 0x49598d
push ebx
push 2
push dword [esi]
call fcn.004921dd
add esp, 0xc
cmp eax, 0xffffffff
je 0x49567c
mov byte [ebp - 2], 2
jmp 0x495799
push ebx
push ebx
push dword [esi]
call fcn.004921dd
add esp, 0xc
jmp 0x495931
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x4959bb
dec eax
jne 0x495799
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x4959c9
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.0049203c
add esp, 0xc
cmp eax, 0xffffffff
je 0x4959ef
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x4959c9
jmp 0x495799
push dword [esi]
call fcn.0048d9b9
pop ecx
call fcn.004845c0
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x495a1c
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4d0820]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret