Function at 0x1002a79b
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 0x1002a7ca
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x1002a7d4
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.1002db18
test eax, eax
pop ecx
je 0x1002a7ef
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.1001caad
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.1001f3a6
test eax, eax
pop ecx
je 0x1002a80a
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.1001caad
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x1002a827
test ecx, 0x74000
jne 0x1002a823
cmp dword [ebp - 0x24], eax
je 0x1002a827
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x1002a881
dec eax
je 0x1002a86b
dec eax
je 0x1002a866
call fcn.1001f856
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1001f843
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.1001cba9
add esp, 0x14
jmp 0x1002ae33
mov dword [ebp - 8], edx
jmp 0x1002a884
test cl, 8
je 0x1002a878
test ecx, 0x70000
jne 0x1002a866
mov dword [ebp - 8], 0x40000000
jmp 0x1002a884
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x1002a8c5
sub eax, ecx
je 0x1002a8bc
sub eax, ecx
je 0x1002a8b3
sub eax, ecx
je 0x1002a8aa
sub eax, 0x40
jne 0x1002a840
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x1002a8c8
mov dword [ebp - 0x10], 3
jmp 0x1002a8c8
mov dword [ebp - 0x10], 2
jmp 0x1002a8c8
mov dword [ebp - 0x10], 1
jmp 0x1002a8c8
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 0x1002a91b
je 0x1002a912
cmp eax, ebx
je 0x1002a912
cmp eax, edi
je 0x1002a909
cmp eax, 0x200
je 0x1002a98e
cmp eax, 0x300
jne 0x1002a840
mov dword [ebp - 0x14], 2
jmp 0x1002a938
mov dword [ebp - 0x14], 4
jmp 0x1002a938
mov dword [ebp - 0x14], 3
jmp 0x1002a938
cmp eax, 0x500
je 0x1002a931
cmp eax, 0x600
je 0x1002a98e
cmp eax, edx
jne 0x1002a840
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x1002a95c
mov ecx, dword [0x1003f42c]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x1002a95c
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x1002a978
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x1002a978
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x1002a981
or dword [ebp - 0xc], edi
test al, 0x20
je 0x1002a997
or dword [ebp - 0xc], 0x8000000
jmp 0x1002a9a2
mov dword [ebp - 0x14], 5
jmp 0x1002a938
test al, 0x10
je 0x1002a9a2
or dword [ebp - 0xc], 0x10000000
call fcn.1002a55d
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x1002a9c8
call fcn.1001f856
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1001f843
mov dword [eax], 0x18
jmp 0x1002aa56
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 0x1002aa62
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x1002aa2e
test byte [ebp + 0x10], 1
je 0x1002aa2e
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 0x1002aa62
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1003fee0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.1001f869
pop ecx
call fcn.1001f843
mov eax, dword [eax]
jmp 0x1002aeef
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x1002aab3
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x1003fee0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.1001f869
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x1002aa56
call fcn.1001f843
mov dword [eax], 0xd
jmp 0x1002aa56
cmp eax, 2
jne 0x1002aabe
or byte [ebp - 1], 0x40
jmp 0x1002aac7
cmp eax, 3
jne 0x1002aac7
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.1002a32c
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x1003fee0]
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 + 0x1003fee0]
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 0x1002ab9c
test cl, 0x80
je 0x1002ac6c
test byte [ebp + 0x10], 2
je 0x1002ab9c
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.10027aff
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x1002ab5b
call fcn.1001f856
cmp dword [eax], 0x83
je 0x1002ab9c
push dword [esi]
call fcn.10025380
jmp 0x1002aa55
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.1002b3ef
add esp, 0xc
test eax, eax
jne 0x1002ab8c
cmp byte [ebp - 4], 0x1a
jne 0x1002ab8c
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.1002d8a8
add esp, 0xc
cmp eax, edi
je 0x1002ab4f
push ebx
push ebx
push dword [esi]
call fcn.10027aff
add esp, 0xc
cmp eax, edi
je 0x1002ab4f
test byte [ebp - 1], 0x80
je 0x1002ac6c
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x1002abc4
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x1002abc1
or dword [ebp + 0x10], edi
jmp 0x1002abc4
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x1002ac11
cmp eax, 0x10000
je 0x1002abfd
cmp eax, 0x14000
je 0x1002abfd
cmp eax, 0x20000
je 0x1002ac0b
cmp eax, 0x24000
je 0x1002ac0b
cmp eax, 0x40000
je 0x1002abf7
cmp eax, 0x44000
jne 0x1002ac14
mov byte [ebp - 2], 1
jmp 0x1002ac14
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x1002ac14
mov byte [ebp - 2], 2
jmp 0x1002ac14
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x1002ac6c
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x1002ac6c
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x1002adc6
cmp eax, 0x80000000
je 0x1002ad8d
cmp eax, ecx
jne 0x1002ac6c
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1002ac6c
cmp eax, 2
jbe 0x1002ae6e
cmp eax, 4
jbe 0x1002ad5f
cmp eax, 5
je 0x1002ae6e
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1003fee0]
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 + 0x1003fee0]
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 0x1002acde
test byte [ebp + 0x10], 8
je 0x1002acde
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1003fee0]
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 0x1002aeed
test byte [ebp + 0x10], 1
je 0x1002aeed
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 0x1002aed6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.1001f869
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1003fee0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.1002a3a9
pop ecx
jmp 0x1002aa55
push 2
push ebx
push ebx
push dword [esi]
call fcn.10029e14
add esp, 0x10
or eax, edx
je 0x1002ae6e
push ebx
push ebx
push ebx
push dword [esi]
call fcn.10029e14
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x1002ab4f
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.1002b3ef
add esp, 0xc
cmp eax, 0xffffffff
je 0x1002ab4f
cmp eax, 2
je 0x1002ae12
cmp eax, 3
jne 0x1002ae60
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x1002ae12
mov byte [ebp - 2], 1
jmp 0x1002ac6c
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1002ac6c
cmp eax, 2
jbe 0x1002ae6e
cmp eax, 4
ja 0x1002ac63
push 2
push ebx
push ebx
push dword [esi]
call fcn.10029e14
add esp, 0x10
or eax, edx
je 0x1002ae6e
push ebx
push ebx
push ebx
push dword [esi]
call fcn.10029e14
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x1002ac6c
jmp 0x1002ab4f
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x1002ae3a
push dword [esi]
call fcn.10025380
pop ecx
call fcn.1001f843
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x1002aeef
cmp eax, 0xfeff
jne 0x1002ae60
push ebx
push 2
push dword [esi]
call fcn.10027aff
add esp, 0xc
cmp eax, 0xffffffff
je 0x1002ab4f
mov byte [ebp - 2], 2
jmp 0x1002ac6c
push ebx
push ebx
push dword [esi]
call fcn.10027aff
add esp, 0xc
jmp 0x1002ae04
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x1002ae8e
dec eax
jne 0x1002ac6c
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x1002ae9c
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.10027942
add esp, 0xc
cmp eax, 0xffffffff
je 0x1002aec2
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x1002ae9c
jmp 0x1002ac6c
push dword [esi]
call fcn.10025380
pop ecx
call fcn.1001f843
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x1002aeef
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x1003fee0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret