Function at 0x48a6e2
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 0x48a711
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x48a71b
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0048c73d
test eax, eax
pop ecx
je 0x48a736
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0046fdb4
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0047760f
test eax, eax
pop ecx
je 0x48a751
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0046fdb4
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x48a76e
test ecx, 0x74000
jne 0x48a76a
cmp dword [ebp - 0x24], eax
je 0x48a76e
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocStringLen
je 0x48a7c8
dec eax
je 0x48a7b2
dec eax
je 0x48a7ad
call fcn.0047594a
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00475937
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0046feb0
add esp, 0x14
jmp 0x48ad7a
mov dword [ebp - 8], edx
jmp 0x48a7cb
test cl, 8
je 0x48a7bf
test ecx, 0x70000
jne 0x48a7ad
mov dword [ebp - 8], 0x40000000
jmp 0x48a7cb
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x48a80c
sub eax, ecx
je 0x48a803
sub eax, ecx
je 0x48a7fa
sub eax, ecx
je 0x48a7f1
sub eax, 0x40
jne 0x48a787
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x48a80f
mov dword [ebp - 0x10], 3
jmp 0x48a80f
mov dword [ebp - 0x10], 2
jmp 0x48a80f
mov dword [ebp - 0x10], 1
jmp 0x48a80f
mov dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0x10]
mov edx, 0x700
and eax, edx
mov ecx, 0x400
cmp eax, ecx
mov edi, pe_nt_image_headers32
jg 0x48a862
je 0x48a859
cmp eax, ebx
je 0x48a859
cmp eax, edi
je 0x48a850
cmp eax, 0x200
je 0x48a8d5
cmp eax, 0x300
jne 0x48a787
mov dword [ebp - 0x14], 2
jmp 0x48a87f
mov dword [ebp - 0x14], 4
jmp 0x48a87f
mov dword [ebp - 0x14], 3
jmp 0x48a87f
cmp eax, 0x500
je 0x48a878
cmp eax, 0x600
je 0x48a8d5
cmp eax, edx
jne 0x48a787
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x48a8a3
mov ecx, dword [0x4ea1b4]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x48a8a3
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x48a8bf
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x48a8bf
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x48a8c8
or dword [ebp - 0xc], edi
test al, 0x20
je 0x48a8de
or dword [ebp - 0xc], 0x8000000
jmp 0x48a8e9
mov dword [ebp - 0x14], 5
jmp 0x48a87f
test al, 0x10
je 0x48a8e9
or dword [ebp - 0xc], 0x10000000
call fcn.004895c0
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x48a90f
call fcn.0047594a
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00475937
mov dword [eax], 0x18
jmp 0x48a99d
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 0x48a9a9
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x48a975
test byte [ebp + 0x10], 1
je 0x48a975
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 0x48a9a9
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4ec0a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0047595d
pop ecx
call fcn.00475937
mov eax, dword [eax]
jmp 0x48ae36
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x48a9fa
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4ec0a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0047595d
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x48a99d
call fcn.00475937
mov dword [eax], 0xd
jmp 0x48a99d
cmp eax, 2
jne 0x48aa05
or byte [ebp - 1], 0x40
jmp 0x48aa0e
cmp eax, 3
jne 0x48aa0e
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0048938f
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4ec0a0]
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 + 0x4ec0a0]
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 0x48aae3
test cl, 0x80
je 0x48abb3
test byte [ebp + 0x10], 2
je 0x48aae3
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00485696
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x48aaa2
call fcn.0047594a
cmp dword [eax], 0x83
je 0x48aae3
push dword [esi]
call fcn.00482490
jmp 0x48a99c
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.00484fd8
add esp, 0xc
test eax, eax
jne 0x48aad3
cmp byte [ebp - 4], 0x1a
jne 0x48aad3
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0048c4cd
add esp, 0xc
cmp eax, edi
je 0x48aa96
push ebx
push ebx
push dword [esi]
call fcn.00485696
add esp, 0xc
cmp eax, edi
je 0x48aa96
test byte [ebp - 1], 0x80
je 0x48abb3
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x48ab0b
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x48ab08
or dword [ebp + 0x10], edi
jmp 0x48ab0b
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x48ab58
cmp eax, 0x10000
je 0x48ab44
cmp eax, 0x14000
je 0x48ab44
cmp eax, 0x20000
je 0x48ab52
cmp eax, 0x24000
je 0x48ab52
cmp eax, 0x40000
je 0x48ab3e
cmp eax, 0x44000
jne 0x48ab5b
mov byte [ebp - 2], 1
jmp 0x48ab5b
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x48ab5b
mov byte [ebp - 2], 2
jmp 0x48ab5b
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x48abb3
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x48abb3
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x48ad0d
cmp eax, 0x80000000
je 0x48acd4
cmp eax, ecx
jne 0x48abb3
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x48abb3
cmp eax, 2
jbe 0x48adb5
cmp eax, 4
jbe 0x48aca6
cmp eax, 5
je 0x48adb5
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4ec0a0]
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 + 0x4ec0a0]
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 0x48ac25
test byte [ebp + 0x10], 8
je 0x48ac25
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4ec0a0]
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 0x48ae34
test byte [ebp + 0x10], 1
je 0x48ae34
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 0x48ae1d
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0047595d
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4ec0a0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0048940c
pop ecx
jmp 0x48a99c
push 2
push ebx
push ebx
push dword [esi]
call fcn.00487ab5
add esp, 0x10
or eax, edx
je 0x48adb5
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00487ab5
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x48aa96
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00484fd8
add esp, 0xc
cmp eax, 0xffffffff
je 0x48aa96
cmp eax, 2
je 0x48ad59
cmp eax, 3
jne 0x48ada7
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x48ad59
mov byte [ebp - 2], 1
jmp 0x48abb3
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x48abb3
cmp eax, 2
jbe 0x48adb5
cmp eax, 4
ja 0x48abaa
push 2
push ebx
push ebx
push dword [esi]
call fcn.00487ab5
add esp, 0x10
or eax, edx
je 0x48adb5
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00487ab5
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x48abb3
jmp 0x48aa96
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x48ad81
push dword [esi]
call fcn.00482490
pop ecx
call fcn.00475937
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x48ae36
cmp eax, 0xfeff
jne 0x48ada7
push ebx
push 2
push dword [esi]
call fcn.00485696
add esp, 0xc
cmp eax, 0xffffffff
je 0x48aa96
mov byte [ebp - 2], 2
jmp 0x48abb3
push ebx
push ebx
push dword [esi]
call fcn.00485696
add esp, 0xc
jmp 0x48ad4b
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x48add5
dec eax
jne 0x48abb3
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x48ade3
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.00482f8b
add esp, 0xc
cmp eax, 0xffffffff
je 0x48ae09
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x48ade3
jmp 0x48abb3
push dword [esi]
call fcn.00482490
pop ecx
call fcn.00475937
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x48ae36
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4ec0a0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret