Function at 0x61ed5f
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 0x61ed8e
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x61ed98
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.006187ca
test eax, eax
pop ecx
je 0x61edb3
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0060b1ef
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00608e06
test eax, eax
pop ecx
je 0x61edce
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0060b1ef
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x61edeb
test ecx, 0x74000
jne 0x61ede7
cmp dword [ebp - 0x24], eax
je 0x61edeb
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x61ee45
dec eax
je 0x61ee2f
dec eax
je 0x61ee2a
call fcn.0060b013
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0060b000
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0060b30d
add esp, 0x14
jmp 0x61f3f8
mov dword [ebp - 8], edx
jmp 0x61ee48
test cl, 8
je 0x61ee3c
test ecx, 0x70000
jne 0x61ee2a
mov dword [ebp - 8], 0x40000000
jmp 0x61ee48
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x61ee89
sub eax, ecx
je 0x61ee80
sub eax, ecx
je 0x61ee77
sub eax, ecx
je 0x61ee6e
sub eax, 0x40
jne 0x61ee04
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x61ee8c
mov dword [ebp - 0x10], 3
jmp 0x61ee8c
mov dword [ebp - 0x10], 2
jmp 0x61ee8c
mov dword [ebp - 0x10], 1
jmp 0x61ee8c
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 0x61eedf
je 0x61eed6
cmp eax, ebx
je 0x61eed6
cmp eax, edi
je 0x61eecd
cmp eax, 0x200
je 0x61ef52
cmp eax, 0x300
jne 0x61ee04
mov dword [ebp - 0x14], 2
jmp 0x61eefc
mov dword [ebp - 0x14], 4
jmp 0x61eefc
mov dword [ebp - 0x14], 3
jmp 0x61eefc
cmp eax, 0x500
je 0x61eef5
cmp eax, 0x600
je 0x61ef52
cmp eax, edx
jne 0x61ee04
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x61ef20
mov ecx, dword [0x6eb5f0]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x61ef20
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x61ef3c
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x61ef3c
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x61ef45
or dword [ebp - 0xc], edi
test al, 0x20
je 0x61ef5b
or dword [ebp - 0xc], 0x8000000
jmp 0x61ef66
mov dword [ebp - 0x14], 5
jmp 0x61eefc
test al, 0x10
je 0x61ef66
or dword [ebp - 0xc], 0x10000000
call fcn.006118e4
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x61ef8c
call fcn.0060b013
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0060b000
mov dword [eax], 0x18
jmp 0x61f01a
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 0x61f026
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x61eff2
test byte [ebp + 0x10], 1
je 0x61eff2
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 0x61f026
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x6fdfe0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0060b026
pop ecx
call fcn.0060b000
mov eax, dword [eax]
jmp 0x61f4b4
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x61f077
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x6fdfe0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0060b026
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x61f01a
call fcn.0060b000
mov dword [eax], 0xd
jmp 0x61f01a
cmp eax, 2
jne 0x61f082
or byte [ebp - 1], 0x40
jmp 0x61f08b
cmp eax, 3
jne 0x61f08b
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.006116b3
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x6fdfe0]
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 + 0x6fdfe0]
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 0x61f161
test cl, 0x80
je 0x61f231
test byte [ebp + 0x10], 2
je 0x61f161
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0060ac70
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x61f11f
call fcn.0060b013
cmp dword [eax], 0x83
je 0x61f161
push dword [esi]
call fcn.006185ad
jmp 0x61f019
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.0060c1e8
add esp, 0xc
test eax, eax
jne 0x61f151
cmp word [ebp - 0x2c], 0x1a
jne 0x61f151
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.006183f9
add esp, 0xc
cmp eax, edi
je 0x61f113
push ebx
push ebx
push dword [esi]
call fcn.0060ac70
add esp, 0xc
cmp eax, edi
je 0x61f113
test byte [ebp - 1], 0x80
je 0x61f231
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x61f189
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x61f186
or dword [ebp + 0x10], edi
jmp 0x61f189
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x61f1d6
cmp eax, 0x10000
je 0x61f1c2
cmp eax, 0x14000
je 0x61f1c2
cmp eax, 0x20000
je 0x61f1d0
cmp eax, 0x24000
je 0x61f1d0
cmp eax, 0x40000
je 0x61f1bc
cmp eax, 0x44000
jne 0x61f1d9
mov byte [ebp - 2], 1
jmp 0x61f1d9
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x61f1d9
mov byte [ebp - 2], 2
jmp 0x61f1d9
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x61f231
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x61f231
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x61f38b
cmp eax, 0x80000000
je 0x61f352
cmp eax, ecx
jne 0x61f231
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x61f231
cmp eax, 2
jbe 0x61f433
cmp eax, 4
jbe 0x61f324
cmp eax, 5
je 0x61f433
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6fdfe0]
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 + 0x6fdfe0]
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 0x61f2a3
test byte [ebp + 0x10], 8
je 0x61f2a3
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6fdfe0]
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 0x61f4b2
test byte [ebp + 0x10], 1
je 0x61f4b2
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 0x61f49b
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0060b026
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6fdfe0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00611730
pop ecx
jmp 0x61f019
push 2
push ebx
push ebx
push dword [esi]
call fcn.00611fb9
add esp, 0x10
or eax, edx
je 0x61f433
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00611fb9
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x61f113
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0060c1e8
add esp, 0xc
cmp eax, 0xffffffff
je 0x61f113
cmp eax, 2
je 0x61f3d7
cmp eax, 3
jne 0x61f425
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x61f3d7
mov byte [ebp - 2], 1
jmp 0x61f231
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x61f231
cmp eax, 2
jbe 0x61f433
cmp eax, 4
ja 0x61f228
push 2
push ebx
push ebx
push dword [esi]
call fcn.00611fb9
add esp, 0x10
or eax, edx
je 0x61f433
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00611fb9
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x61f231
jmp 0x61f113
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x61f3ff
push dword [esi]
call fcn.006185ad
pop ecx
call fcn.0060b000
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x61f4b4
cmp eax, 0xfeff
jne 0x61f425
push ebx
push 2
push dword [esi]
call fcn.0060ac70
add esp, 0xc
cmp eax, 0xffffffff
je 0x61f113
mov byte [ebp - 2], 2
jmp 0x61f231
push ebx
push ebx
push dword [esi]
call fcn.0060ac70
add esp, 0xc
jmp 0x61f3c9
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x61f453
dec eax
jne 0x61f231
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x61f461
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.0060d0d0
add esp, 0xc
cmp eax, 0xffffffff
je 0x61f487
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x61f461
jmp 0x61f231
push dword [esi]
call fcn.006185ad
pop ecx
call fcn.0060b000
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x61f4b4
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6fdfe0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret