Function at 0x1001dcf9
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 0x1001dd28
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x1001dd32
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.1001f955
test eax, eax
pop ecx
je 0x1001dd4d
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.10012d89
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.10010afb
test eax, eax
pop ecx
je 0x1001dd68
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.10012d89
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x1001dd85
test ecx, 0x74000
jne 0x1001dd81
cmp dword [ebp - 0x24], eax
je 0x1001dd85
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x1001dddf
dec eax
je 0x1001ddc9
dec eax
je 0x1001ddc4
call fcn.10010a21
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.10010a0e
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.10012e85
add esp, 0x14
jmp 0x1001e391
mov dword [ebp - 8], edx
jmp 0x1001dde2
test cl, 8
je 0x1001ddd6
test ecx, 0x70000
jne 0x1001ddc4
mov dword [ebp - 8], 0x40000000
jmp 0x1001dde2
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x1001de23
sub eax, ecx
je 0x1001de1a
sub eax, ecx
je 0x1001de11
sub eax, ecx
je 0x1001de08
sub eax, 0x40
jne 0x1001dd9e
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x1001de26
mov dword [ebp - 0x10], 3
jmp 0x1001de26
mov dword [ebp - 0x10], 2
jmp 0x1001de26
mov dword [ebp - 0x10], 1
jmp 0x1001de26
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 0x1001de79
je 0x1001de70
cmp eax, ebx
je 0x1001de70
cmp eax, edi
je 0x1001de67
cmp eax, 0x200
je 0x1001deec
cmp eax, 0x300
jne 0x1001dd9e
mov dword [ebp - 0x14], 2
jmp 0x1001de96
mov dword [ebp - 0x14], 4
jmp 0x1001de96
mov dword [ebp - 0x14], 3
jmp 0x1001de96
cmp eax, 0x500
je 0x1001de8f
cmp eax, 0x600
je 0x1001deec
cmp eax, edx
jne 0x1001dd9e
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x1001deba
mov ecx, dword [0x10066670]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x1001deba
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x1001ded6
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x1001ded6
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x1001dedf
or dword [ebp - 0xc], edi
test al, 0x20
je 0x1001def5
or dword [ebp - 0xc], 0x8000000
jmp 0x1001df00
mov dword [ebp - 0x14], 5
jmp 0x1001de96
test al, 0x10
je 0x1001df00
or dword [ebp - 0xc], 0x10000000
call fcn.1001d31c
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x1001df26
call fcn.10010a21
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.10010a0e
mov dword [eax], 0x18
jmp 0x1001dfb4
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 0x1001dfc0
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x1001df8c
test byte [ebp + 0x10], 1
je 0x1001df8c
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 0x1001dfc0
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x100671e0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.10010a34
pop ecx
call fcn.10010a0e
mov eax, dword [eax]
jmp 0x1001e44d
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x1001e011
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x100671e0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.10010a34
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x1001dfb4
call fcn.10010a0e
mov dword [eax], 0xd
jmp 0x1001dfb4
cmp eax, 2
jne 0x1001e01c
or byte [ebp - 1], 0x40
jmp 0x1001e025
cmp eax, 3
jne 0x1001e025
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.1001d0eb
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x100671e0]
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 + 0x100671e0]
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 0x1001e0fa
test cl, 0x80
je 0x1001e1ca
test byte [ebp + 0x10], 2
je 0x1001e0fa
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.1001f827
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x1001e0b9
call fcn.10010a21
cmp dword [eax], 0x83
je 0x1001e0fa
push dword [esi]
call fcn.1001721c
jmp 0x1001dfb3
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.1001d63b
add esp, 0xc
test eax, eax
jne 0x1001e0ea
cmp byte [ebp - 4], 0x1a
jne 0x1001e0ea
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.1001f673
add esp, 0xc
cmp eax, edi
je 0x1001e0ad
push ebx
push ebx
push dword [esi]
call fcn.1001f827
add esp, 0xc
cmp eax, edi
je 0x1001e0ad
test byte [ebp - 1], 0x80
je 0x1001e1ca
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x1001e122
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x1001e11f
or dword [ebp + 0x10], edi
jmp 0x1001e122
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x1001e16f
cmp eax, 0x10000
je 0x1001e15b
cmp eax, 0x14000
je 0x1001e15b
cmp eax, 0x20000
je 0x1001e169
cmp eax, 0x24000
je 0x1001e169
cmp eax, 0x40000
je 0x1001e155
cmp eax, 0x44000
jne 0x1001e172
mov byte [ebp - 2], 1
jmp 0x1001e172
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x1001e172
mov byte [ebp - 2], 2
jmp 0x1001e172
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x1001e1ca
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x1001e1ca
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x1001e324
cmp eax, 0x80000000
je 0x1001e2eb
cmp eax, ecx
jne 0x1001e1ca
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1001e1ca
cmp eax, 2
jbe 0x1001e3cc
cmp eax, 4
jbe 0x1001e2bd
cmp eax, 5
je 0x1001e3cc
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x100671e0]
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 + 0x100671e0]
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 0x1001e23c
test byte [ebp + 0x10], 8
je 0x1001e23c
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x100671e0]
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 0x1001e44b
test byte [ebp + 0x10], 1
je 0x1001e44b
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 0x1001e434
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.10010a34
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x100671e0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.1001d168
pop ecx
jmp 0x1001dfb3
push 2
push ebx
push ebx
push dword [esi]
call fcn.1001c24d
add esp, 0x10
or eax, edx
je 0x1001e3cc
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1001c24d
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x1001e0ad
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.1001d63b
add esp, 0xc
cmp eax, 0xffffffff
je 0x1001e0ad
cmp eax, 2
je 0x1001e370
cmp eax, 3
jne 0x1001e3be
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x1001e370
mov byte [ebp - 2], 1
jmp 0x1001e1ca
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1001e1ca
cmp eax, 2
jbe 0x1001e3cc
cmp eax, 4
ja 0x1001e1c1
push 2
push ebx
push ebx
push dword [esi]
call fcn.1001c24d
add esp, 0x10
or eax, edx
je 0x1001e3cc
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1001c24d
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x1001e1ca
jmp 0x1001e0ad
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x1001e398
push dword [esi]
call fcn.1001721c
pop ecx
call fcn.10010a0e
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x1001e44d
cmp eax, 0xfeff
jne 0x1001e3be
push ebx
push 2
push dword [esi]
call fcn.1001f827
add esp, 0xc
cmp eax, 0xffffffff
je 0x1001e0ad
mov byte [ebp - 2], 2
jmp 0x1001e1ca
push ebx
push ebx
push dword [esi]
call fcn.1001f827
add esp, 0xc
jmp 0x1001e362
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x1001e3ec
dec eax
jne 0x1001e1ca
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x1001e3fa
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.1001c9af
add esp, 0xc
cmp eax, 0xffffffff
je 0x1001e420
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x1001e3fa
jmp 0x1001e1ca
push dword [esi]
call fcn.1001721c
pop ecx
call fcn.10010a0e
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x1001e44d
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x100671e0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret