joyce8/EMBER2024-capa huggingface dataset:
Function at 0x576680
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x34
call fcn.004a0d90
mov eax, dword [0x658aa8]
xor eax, esp
mov dword [esp + 0x30], eax
mov eax, dword [esp + 0x38]
push ebx
push esi
mov esi, dword [esp + 0x44]
mov ebx, edx
lea edx, [esi - 1]
push edi
mov edi, dword [esp + 0x50]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x4c]
cmp edx, 0x7f
ja 0x576839
mov edx, dword [edi]
mov dword [esp + 0x18], edx
mov edx, dword [edi + 4]
push ebp
mov dword [esp + 0x20], edx
mov edx, dword [edi + 8]
push eax
mov dword [esp + 0x28], edx
mov edx, dword [edi + 0xc]
push edi
push edi
mov dword [esp + 0x34], edx
call ecx
lea eax, [esi + 7]
cdq
and edx, 7
add eax, edx
mov esi, eax
add esp, 0xc
sar esi, 3
cmp dword [esp + 0x58], 0
je 0x576727
test esi, esi
jle 0x57676e
mov eax, dword [esp + 0x14]
mov edx, edi
lea ebp, [esp + 0x2c]
sub edx, ebx
sub ebp, ebx
sub eax, ebx
mov ecx, ebx
mov dword [esp + 0x14], eax
lea ecx, [ecx]
mov al, byte [edx + ecx]
xor al, byte [ecx]
mov ebx, dword [esp + 0x14]
mov byte [ecx + ebp], al
mov byte [ebx + ecx], al
inc ecx
sub esi, 1
jne 0x576710
jmp 0x57676e
xor ebp, ebp
test esi, esi
jle 0x57676e
lea eax, [esp + 0x2c]
mov ecx, eax
sub ebx, eax
mov eax, dword [esp + 0x14]
mov edx, edi
sub edx, ecx
sub eax, ecx
mov dword [esp + 0x18], edx
mov dword [esp + 0x14], eax
jmp 0x576754
mov edx, dword [esp + 0x18]
lea ecx, [esp + ebp + 0x2c]
mov al, byte [ebx + ecx]
mov dl, byte [edx + ecx]
xor dl, al
mov byte [ecx], al
mov eax, dword [esp + 0x14]
inc ebp
cmp ebp, esi
mov byte [eax + ecx], dl
jl 0x576750
mov eax, dword [esp + 0x4c]
mov ecx, eax
and ecx, reloc.WS2_32.dll_getsockopt
jns 0x576781
dec ecx
or ecx, 0xfffffff8
inc ecx
cdq
and edx, 7
add eax, edx
sar eax, 3
mov dword [esp + 0x14], ecx
test ecx, ecx
jne 0x5767c2
mov ecx, dword [esp + eax + 0x1c]
mov edx, dword [esp + eax + 0x20]
lea eax, [esp + eax + 0x1c]
mov dword [edi], ecx
mov ecx, dword [eax + 8]
mov dword [edi + 4], edx
mov edx, dword [eax + 0xc]
pop ebp
mov dword [edi + 8], ecx
mov dword [edi + 0xc], edx
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x30]
xor ecx, esp
call fcn.00499a1c
add esp, 0x34
ret
mov dl, 8
sub dl, cl
mov byte [esp + 0x13], dl
inc edi
lea esi, [esp + eax + 0x1d]
mov ebp, 4
movzx edx, byte [esi - 1]
mov al, byte [esi]
shl dl, cl
movzx ecx, byte [esp + 0x13]
mov bl, al
shr bl, cl
mov ecx, dword [esp + 0x14]
shl al, cl
movzx ecx, byte [esp + 0x13]
or dl, bl
mov byte [edi - 1], dl
mov dl, byte [esi + 1]
mov bl, dl
shr bl, cl
mov ecx, dword [esp + 0x14]
shl dl, cl
movzx ecx, byte [esp + 0x13]
or al, bl
mov byte [edi], al
mov al, byte [esi + 2]
mov bl, al
shr bl, cl
movzx ecx, byte [esp + 0x13]
or dl, bl
mov byte [edi + 1], dl
movzx edx, byte [esi + 3]
shr dl, cl
mov ecx, dword [esp + 0x14]
shl al, cl
add esi, 4
add edi, 4
or dl, al
sub ebp, 1
mov byte [edi - 2], dl
jne 0x5767d4
pop ebp
mov ecx, dword [esp + 0x3c]
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.00499a1c
add esp, 0x34
ret
Function at 0x5769e0
Capabilities:
Encrypt data using aes via x86 extensions

Disassembly:
movups xmm0, xmmword [edx]
shl ecx, 4
movups xmm1, xmmword [edx + 0x10]
xorps xmm2, xmm0
pxor xmm3, xmm0
movups xmm0, xmmword [edx + 0x20]
lea edx, [edx + ecx + 0x20]
neg ecx
add ecx, 0x10
aesenc xmm2, xmm1
aesenc xmm3, xmm1
movups xmm1, xmmword [edx + ecx]
add ecx, 0x20
aesenc xmm2, xmm0
aesenc xmm3, xmm0
movups xmm0, xmmword [edx + ecx - 0x10]
jne 0x5769fe
aesenc xmm2, xmm1
aesenc xmm3, xmm1
aesenclast xmm2, xmm0
aesenclast xmm3, xmm0
ret

Function at 0x576a40
Capabilities:
Decrypt data using aes via x86 extensions

Disassembly:
movups xmm0, xmmword [edx]
shl ecx, 4
movups xmm1, xmmword [edx + 0x10]
xorps xmm2, xmm0
pxor xmm3, xmm0
movups xmm0, xmmword [edx + 0x20]
lea edx, [edx + ecx + 0x20]
neg ecx
add ecx, 0x10
aesdec xmm2, xmm1
aesdec xmm3, xmm1
movups xmm1, xmmword [edx + ecx]
add ecx, 0x20
aesdec xmm2, xmm0
aesdec xmm3, xmm0
movups xmm0, xmmword [edx + ecx - 0x10]
jne 0x576a5e
aesdec xmm2, xmm1
aesdec xmm3, xmm1
aesdeclast xmm2, xmm0
aesdeclast xmm3, xmm0
ret

Function at 0x576aa0
Capabilities:
Encrypt data using aes via x86 extensions

Disassembly:
movups xmm0, xmmword [edx]
shl ecx, 4
movups xmm1, xmmword [edx + 0x10]
xorps xmm2, xmm0
pxor xmm3, xmm0
pxor xmm4, xmm0
movups xmm0, xmmword [edx + 0x20]
lea edx, [edx + ecx + 0x20]
neg ecx
add ecx, 0x10
aesenc xmm2, xmm1
aesenc xmm3, xmm1
aesenc xmm4, xmm1
movups xmm1, xmmword [edx + ecx]
add ecx, 0x20
aesenc xmm2, xmm0
aesenc xmm3, xmm0
aesenc xmm4, xmm0
movups xmm0, xmmword [edx + ecx - 0x10]
jne 0x576ac2
aesenc xmm2, xmm1
aesenc xmm3, xmm1
aesenc xmm4, xmm1
aesenclast xmm2, xmm0
aesenclast xmm3, xmm0
aesenclast xmm4, xmm0
ret

Function at 0x576b20
Capabilities:
Decrypt data using aes via x86 extensions

Disassembly:
movups xmm0, xmmword [edx]
shl ecx, 4
movups xmm1, xmmword [edx + 0x10]
xorps xmm2, xmm0
pxor xmm3, xmm0
pxor xmm4, xmm0
movups xmm0, xmmword [edx + 0x20]
lea edx, [edx + ecx + 0x20]
neg ecx
add ecx, 0x10
aesdec xmm2, xmm1
aesdec xmm3, xmm1
aesdec xmm4, xmm1
movups xmm1, xmmword [edx + ecx]
add ecx, 0x20
aesdec xmm2, xmm0
aesdec xmm3, xmm0
aesdec xmm4, xmm0
movups xmm0, xmmword [edx + ecx - 0x10]
jne 0x576b42
aesdec xmm2, xmm1
aesdec xmm3, xmm1
aesdec xmm4, xmm1
aesdeclast xmm2, xmm0
aesdeclast xmm3, xmm0
aesdeclast xmm4, xmm0
ret

Function at 0x576ba0
Capabilities:
Encrypt data using aes via x86 extensions

Disassembly:
movups xmm0, xmmword [edx]
movups xmm1, xmmword [edx + 0x10]
shl ecx, 4
xorps xmm2, xmm0
pxor xmm3, xmm0
pxor xmm4, xmm0
pxor xmm5, xmm0
movups xmm0, xmmword [edx + 0x20]
lea edx, [edx + ecx + 0x20]
neg ecx
nop dword [eax]
add ecx, 0x10
aesenc xmm2, xmm1
aesenc xmm3, xmm1
aesenc xmm4, xmm1
aesenc xmm5, xmm1
movups xmm1, xmmword [edx + ecx]
add ecx, 0x20
aesenc xmm2, xmm0
aesenc xmm3, xmm0
aesenc xmm4, xmm0
aesenc xmm5, xmm0
movups xmm0, xmmword [edx + ecx - 0x10]
jne 0x576bca
aesenc xmm2, xmm1
aesenc xmm3, xmm1
aesenc xmm4, xmm1
aesenc xmm5, xmm1
aesenclast xmm2, xmm0
aesenclast xmm3, xmm0
aesenclast xmm4, xmm0
aesenclast xmm5, xmm0
ret
Function at 0x576c30
Capabilities:
Decrypt data using aes via x86 extensions

Disassembly:
movups xmm0, xmmword [edx]
movups xmm1, xmmword [edx + 0x10]
shl ecx, 4
xorps xmm2, xmm0
pxor xmm3, xmm0
pxor xmm4, xmm0
pxor xmm5, xmm0
movups xmm0, xmmword [edx + 0x20]
lea edx, [edx + ecx + 0x20]
neg ecx
nop dword [eax]
add ecx, 0x10
aesdec xmm2, xmm1
aesdec xmm3, xmm1
aesdec xmm4, xmm1
aesdec xmm5, xmm1
movups xmm1, xmmword [edx + ecx]
add ecx, 0x20
aesdec xmm2, xmm0
aesdec xmm3, xmm0
aesdec xmm4, xmm0
aesdec xmm5, xmm0
movups xmm0, xmmword [edx + ecx - 0x10]
jne 0x576c5a
aesdec xmm2, xmm1
aesdec xmm3, xmm1
aesdec xmm4, xmm1
aesdec xmm5, xmm1
aesdeclast xmm2, xmm0
aesdeclast xmm3, xmm0
aesdeclast xmm4, xmm0
aesdeclast xmm5, xmm0
ret

Function at 0x576cc0
Capabilities:
Encrypt data using aes via x86 extensions

Disassembly:
movups xmm0, xmmword [edx]
shl ecx, 4
movups xmm1, xmmword [edx + 0x10]
xorps xmm2, xmm0
pxor xmm3, xmm0
pxor xmm4, xmm0
aesenc xmm2, xmm1
pxor xmm5, xmm0
pxor xmm6, xmm0
aesenc xmm3, xmm1
lea edx, [edx + ecx + 0x20]
neg ecx
aesenc xmm4, xmm1
pxor xmm7, xmm0
movups xmm0, xmmword [edx + ecx]
add ecx, 0x10
jmp 0x576d1f

Function at 0x576da0
Capabilities:
Decrypt data using aes via x86 extensions

Disassembly:
movups xmm0, xmmword [edx]
shl ecx, 4
movups xmm1, xmmword [edx + 0x10]
xorps xmm2, xmm0
pxor xmm3, xmm0
pxor xmm4, xmm0
aesdec xmm2, xmm1
pxor xmm5, xmm0
pxor xmm6, xmm0
aesdec xmm3, xmm1
lea edx, [edx + ecx + 0x20]
neg ecx
aesdec xmm4, xmm1
pxor xmm7, xmm0
movups xmm0, xmmword [edx + ecx]
add ecx, 0x10
jmp 0x576dff
Function at 0x578ce0
Capabilities:
Encrypt data using aes via x86 extensions

Disassembly:
mov eax, dword [esp + 4]
mov ecx, dword [esp + 8]
mov edx, dword [esp + 0xc]
call fcn.00578780
mov edx, dword [esp + 0xc]
shl ecx, 4
test eax, eax
jne 0x578d51
lea eax, [edx + ecx + 0x10]
movups xmm0, xmmword [edx]
movups xmm1, xmmword [eax]
movups xmmword [eax], xmm0
movups xmmword [edx], xmm1
lea edx, [edx + 0x10]
lea eax, [eax - 0x10]
movups xmm0, xmmword [edx]
movups xmm1, xmmword [eax]
aesimc xmm0, xmm0
aesimc xmm1, xmm1
lea edx, [edx + 0x10]
lea eax, [eax - 0x10]
movups xmmword [eax + 0x10], xmm0
movups xmmword [edx - 0x10], xmm1
cmp eax, edx
ja 0x578d16
movups xmm0, xmmword [edx]
aesimc xmm0, xmm0
movups xmmword [edx], xmm0
pxor xmm0, xmm0
pxor xmm1, xmm1
xor eax, eax
ret

Function at 0x579230
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.004a0d90
xor ecx, ecx
push ebx
mov ebx, dword [esp + 0x18]
push esi
mov esi, dword [esp + 0x14]
mov eax, dword [esi + 0x160]
push edi
mov dword [esp + 0x18], eax
mov dword [esi], ecx
mov dword [esi + 4], ecx
mov dword [esi + 8], ecx
mov dword [esi + 0xc], ecx
mov dword [esi + 0x40], ecx
mov dword [esi + 0x44], ecx
mov dword [esi + 0x48], ecx
mov dword [esi + 0x4c], ecx
mov dword [esi + 0x30], ecx
mov dword [esi + 0x34], ecx
mov dword [esi + 0x38], ecx
mov dword [esi + 0x3c], ecx
mov dword [esi + 0x16c], ecx
mov dword [esi + 0x168], ecx
cmp ebx, 0xc
jne 0x5792a5
mov eax, dword [esp + 0x1c]
mov ecx, dword [eax]
mov dword [esi], ecx
mov edx, dword [eax + 4]
mov dword [esi + 4], edx
mov eax, dword [eax + 8]
mov dword [esi + 8], eax
mov byte [esi + 0xf], 1
lea edi, [ebx - 0xb]
jmp 0x579374
mov eax, ebx
mov dword [esp + 0xc], eax
mov dword [esp + 0x10], ecx
cmp ebx, 0x10
jb 0x57931a
mov edi, dword [esp + 0x1c]
sub edi, esi
shr eax, 4
mov dword [esp + 0x20], eax
push ebp
mov ecx, dword [esp + 0x20]
add ecx, 2
mov eax, esi
mov ebp, 4
movzx edx, byte [edi + eax]
xor byte [eax], dl
movzx edx, byte [ecx - 1]
xor byte [eax + 1], dl
movzx edx, byte [ecx]
xor byte [eax + 2], dl
movzx edx, byte [ecx + 1]
xor byte [eax + 3], dl
add eax, 4
add ecx, 4
sub ebp, 1
jne 0x5792d0
lea eax, [esi + 0x60]
push eax
push esi
call dword [esp + 0x24]
add dword [esp + 0x28], 0x10
add esp, 8
add edi, 0x10
sub ebx, 0x10
sub dword [esp + 0x24], 1
jne 0x5792c2
mov eax, dword [esp + 0x10]
xor ecx, ecx
pop ebp
cmp ebx, ecx
je 0x57934b
jbe 0x57933b
mov ecx, dword [esp + 0x1c]
mov eax, esi
sub ecx, esi
mov edi, ebx
lea ebx, [ebx]
mov dl, byte [eax + ecx]
xor byte [eax], dl
inc eax
sub edi, 1
jne 0x579330
lea eax, [esi + 0x60]
push eax
push esi
call dword [esp + 0x20]
mov eax, dword [esp + 0x14]
add esp, 8
mov ecx, dword [esp + 0x10]
shld ecx, eax, 3
add eax, eax
bswap ecx
xor dword [esi + 8], ecx
add eax, eax
lea ecx, [esi + 0x60]
add eax, eax
push ecx
bswap eax
xor dword [esi + 0xc], eax
push esi
call dword [esp + 0x20]
mov edi, dword [esi + 0xc]
add esp, 8
bswap edi
mov edx, dword [esi + 0x174]
mov ecx, dword [esi + 0x170]
push edx
lea eax, [esi + 0x20]
push eax
push esi
call ecx
add esp, 0xc
inc edi
bswap edi
mov dword [esi + 0xc], edi
pop edi
pop esi
pop ebx
add esp, 8
ret
Function at 0x5793a0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.004a0d90
push esi
mov esi, dword [esp + 0xc]
mov ecx, dword [esi + 0x38]
or ecx, dword [esi + 0x3c]
mov eax, dword [esi + 0x164]
mov edx, dword [esi + 0x160]
mov dword [esp + 0xc], eax
je 0x5793cf
mov eax, 0xfffffffe
pop esi
pop ecx
ret
push ebx
mov ebx, dword [esp + 0x18]
xor eax, eax
mov ecx, ebx
add ecx, dword [esi + 0x30]
adc eax, dword [esi + 0x34]
cmp eax, 0x20000000
ja 0x579480
jb 0x5793f3
test ecx, ecx
ja 0x579480
push ebp
mov ebp, dword [esp + 0x18]
push edi
mov edi, dword [esi + 0x16c]
mov dword [esi + 0x30], ecx
mov dword [esi + 0x34], eax
test edi, edi
je 0x579436
lea esp, [esp]
test ebx, ebx
je 0x579425
mov al, byte [ebp]
xor byte [edi + esi + 0x40], al
inc edi
inc ebp
dec ebx
and edi, 0xf
jne 0x579410
jmp 0x579429
test edi, edi
jne 0x579472
lea ecx, [esi + 0x60]
push ecx
lea eax, [esi + 0x40]
push eax
call edx
add esp, 8
mov eax, ebx
and eax, 0xfffffff0
mov dword [esp + 0x10], eax
je 0x57945a
push eax
push ebp
lea ecx, [esi + 0x60]
push ecx
lea edx, [esi + 0x40]
push edx
call dword [esp + 0x28]
mov eax, dword [esp + 0x20]
add esp, 0x10
add ebp, eax
sub ebx, eax
test ebx, ebx
je 0x579472
xor eax, eax
mov edi, ebx
test ebx, ebx
jbe 0x579472
mov cl, byte [eax + ebp]
xor byte [esi + eax + 0x40], cl
inc eax
cmp eax, ebx
jb 0x579466
mov dword [esi + 0x16c], edi
pop edi
pop ebp
pop ebx
xor eax, eax
pop esi
pop ecx
ret
pop ebx
or eax, 0xffffffff
pop esi
pop ecx
ret
Function at 0x579960
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xc
call fcn.004a0d90
push esi
mov esi, dword [esp + 0x14]
mov ecx, dword [esi + 0x164]
mov eax, dword [esi + 0x174]
mov edx, dword [esi + 0x160]
mov dword [esp + 8], ecx
mov ecx, dword [esp + 0x20]
mov dword [esp + 0x14], eax
xor eax, eax
add ecx, dword [esi + 0x38]
mov dword [esp + 4], edx
adc eax, dword [esi + 0x3c]
cmp eax, 0xf
ja 0x579b4c
jb 0x5799ad
cmp ecx, 0xffffffe0
ja 0x579b4c
cmp dword [esi + 0x16c], 0
mov dword [esi + 0x38], ecx
mov dword [esi + 0x3c], eax
je 0x5799d3
lea eax, [esi + 0x60]
push eax
lea ecx, [esi + 0x40]
push ecx
call edx
add esp, 8
mov dword [esi + 0x16c], 0
push ebx
mov ebx, dword [esi + 0x168]
push ebp
mov ebp, dword [esi + 0xc]
push edi
mov edi, dword [esp + 0x28]
bswap ebp
test ebx, ebx
je 0x579a30
lea esp, [esp]
cmp dword [esp + 0x2c], 0
je 0x579a19
mov al, byte [ebx + esi + 0x10]
mov ecx, dword [esp + 0x24]
xor al, byte [ecx]
dec dword [esp + 0x2c]
mov byte [edi], al
xor byte [ebx + esi + 0x40], al
inc ecx
inc ebx
inc edi
and ebx, 0xf
mov dword [esp + 0x24], ecx
jne 0x5799f0
jmp 0x579a21
test ebx, ebx
jne 0x579b3c
lea edx, [esi + 0x60]
push edx
lea eax, [esi + 0x40]
push eax
call dword [esp + 0x18]
add esp, 8
mov ecx, dword [esp + 0x2c]
cmp ecx, 0xc00
jb 0x579aa1
mov eax, 0xaaaaaaab
mul ecx
shr edx, 0xb
mov dword [esp + 0x10], edx
lea ebx, [ebx]
mov ecx, dword [esp + 0x20]
mov edx, dword [esp + 0x24]
push esi
push ecx
push 0xc0
push edi
push edx
call dword [esp + 0x44]
add ebp, 0xc0
mov eax, ebp
bswap eax
push 0xc00
mov dword [esi + 0xc], eax
push edi
lea eax, [esi + 0x60]
push eax
lea eax, [esi + 0x40]
push eax
call dword [esp + 0x38]
mov eax, 0xc00
add dword [esp + 0x48], eax
sub dword [esp + 0x50], eax
add esp, 0x24
add edi, eax
sub dword [esp + 0x10], 1
jne 0x579a50
mov ecx, dword [esp + 0x2c]
mov eax, ecx
and eax, 0xfffffff0
mov dword [esp + 0x10], eax
je 0x579af4
mov ecx, dword [esp + 0x20]
mov edx, dword [esp + 0x24]
push esi
push ecx
shr eax, 4
push eax
push edi
push edx
mov dword [esp + 0x2c], eax
call dword [esp + 0x44]
add ebp, dword [esp + 0x2c]
lea ecx, [esi + 0x60]
mov eax, ebp
bswap eax
mov dword [esi + 0xc], eax
mov eax, dword [esp + 0x24]
add dword [esp + 0x38], eax
sub dword [esp + 0x40], eax
push eax
push edi
push ecx
lea edx, [esi + 0x40]
push edx
call dword [esp + 0x38]
mov ecx, dword [esp + 0x50]
add esp, 0x24
add edi, dword [esp + 0x10]
test ecx, ecx
je 0x579b3c
mov eax, dword [esp + 0x20]
mov edx, dword [esi + 0x170]
push eax
lea ecx, [esi + 0x10]
push ecx
push esi
call edx
mov edx, dword [esp + 0x30]
inc ebp
bswap ebp
add esp, 0xc
mov dword [esi + 0xc], ebp
lea ecx, [ebx + edi]
sub edx, edi
lea esp, [esp]
mov al, byte [esi + ebx + 0x10]
xor al, byte [edx + ecx]
mov edi, dword [esp + 0x2c]
mov byte [ecx], al
xor byte [esi + ebx + 0x40], al
dec edi
inc ebx
inc ecx
mov dword [esp + 0x2c], edi
test edi, edi
jne 0x579b20
pop edi
pop ebp
mov dword [esi + 0x168], ebx
pop ebx
xor eax, eax
pop esi
add esp, 0xc
ret
or eax, 0xffffffff
pop esi
add esp, 0xc
ret
Function at 0x579b60
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x10
call fcn.004a0d90
push esi
mov esi, dword [esp + 0x18]
mov ecx, dword [esi + 0x164]
mov eax, dword [esi + 0x174]
mov edx, dword [esi + 0x160]
mov dword [esp + 0xc], ecx
mov ecx, dword [esp + 0x24]
mov dword [esp + 4], eax
xor eax, eax
add ecx, dword [esi + 0x38]
mov dword [esp + 8], edx
adc eax, dword [esi + 0x3c]
cmp eax, 0xf
ja 0x579d4e
jb 0x579bad
cmp ecx, 0xffffffe0
ja 0x579d4e
cmp dword [esi + 0x16c], 0
mov dword [esi + 0x38], ecx
mov dword [esi + 0x3c], eax
je 0x579bd3
lea eax, [esi + 0x60]
push eax
lea ecx, [esi + 0x40]
push ecx
call edx
add esp, 8
mov dword [esi + 0x16c], 0
mov eax, dword [esi + 0xc]
push ebx
mov ebx, dword [esi + 0x168]
push ebp
mov ebp, dword [esp + 0x28]
bswap eax
push edi
mov edi, dword [esp + 0x28]
mov dword [esp + 0x24], eax
test ebx, ebx
je 0x579c2c
cmp dword [esp + 0x30], 0
je 0x579c15
mov al, byte [edi]
mov dl, byte [ebx + esi + 0x10]
dec dword [esp + 0x30]
xor dl, al
mov byte [ebp], dl
xor byte [ebx + esi + 0x40], al
inc ebx
inc edi
inc ebp
and ebx, 0xf
jne 0x579bf1
jmp 0x579c1d
test ebx, ebx
jne 0x579d3e
lea eax, [esi + 0x60]
push eax
lea ecx, [esi + 0x40]
push ecx
call dword [esp + 0x1c]
add esp, 8
mov edx, dword [esp + 0x30]
cmp edx, 0xc00
jb 0x579c9d
mov eax, 0xaaaaaaab
mul edx
shr edx, 0xb
mov dword [esp + 0x14], edx
push 0xc00
push edi
lea eax, [esi + 0x60]
push eax
lea eax, [esi + 0x40]
push eax
call dword [esp + 0x28]
mov edx, dword [esp + 0x20]
push esi
push edx
push 0xc0
push ebp
push edi
call dword [esp + 0x58]
mov eax, dword [esp + 0x48]
sub dword [esp + 0x54], 0xc00
add eax, 0xc0
mov dword [esp + 0x48], eax
add esp, 0x24
bswap eax
add ebp, 0xc00
add edi, 0xc00
sub dword [esp + 0x14], 1
mov dword [esi + 0xc], eax
jne 0x579c46
mov edx, dword [esp + 0x30]
mov ecx, edx
and ecx, 0xfffffff0
mov dword [esp + 0x1c], ecx
je 0x579cf4
mov eax, ecx
push ecx
shr eax, 4
mov dword [esp + 0x18], eax
push edi
lea eax, [esi + 0x60]
push eax
lea ecx, [esi + 0x40]
push ecx
call dword [esp + 0x28]
mov edx, dword [esp + 0x20]
mov eax, dword [esp + 0x24]
push esi
push edx
push eax
push ebp
push edi
call dword [esp + 0x58]
mov eax, dword [esp + 0x48]
add eax, dword [esp + 0x38]
add esp, 0x24
mov dword [esp + 0x24], eax
bswap eax
mov dword [esi + 0xc], eax
mov eax, dword [esp + 0x1c]
add ebp, eax
add edi, eax
sub dword [esp + 0x30], eax
mov edx, dword [esp + 0x30]
test edx, edx
je 0x579d3e
mov ecx, dword [esp + 0x10]
mov eax, dword [esi + 0x170]
push ecx
lea edx, [esi + 0x10]
push edx
push esi
call eax
mov eax, dword [esp + 0x30]
inc eax
bswap eax
add esp, 0xc
mov dword [esi + 0xc], eax
lea eax, [ebx + ebp]
sub edi, ebp
lea esp, [esp]
mov cl, byte [edi + eax]
mov dl, byte [esi + ebx + 0x10]
mov ebp, dword [esp + 0x30]
xor byte [esi + ebx + 0x40], cl
xor dl, cl
dec ebp
mov byte [eax], dl
inc ebx
inc eax
mov dword [esp + 0x30], ebp
test ebp, ebp
jne 0x579d20
pop edi
pop ebp
mov dword [esi + 0x168], ebx
pop ebx
xor eax, eax
pop esi
add esp, 0x10
ret
or eax, 0xffffffff
pop esi
add esp, 0x10
ret
Function at 0x57a6a0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x30
call fcn.004a0d90
mov eax, dword [0x658aa8]
xor eax, esp
mov dword [esp + 0x2c], eax
mov eax, dword [esp + 0x38]
mov ecx, dword [esp + 0x3c]
mov edx, dword [esp + 0x44]
push ebx
push ebp
push esi
mov esi, dword [esp + 0x40]
mov bl, byte [esi]
mov dword [esp + 0x18], eax
mov eax, dword [esi + 0x28]
mov dword [esp + 0x14], ecx
mov ecx, dword [esi + 0x2c]
mov dword [esp + 0x24], edx
mov byte [esp + 0xf], bl
mov dword [esp + 0x1c], eax
mov dword [esp + 0x10], ecx
test bl, 0x40
jne 0x57a6f8
push ecx
lea ecx, [esi + 0x10]
push ecx
push esi
call eax
add esp, 0xc
movzx eax, bl
and eax, 7
mov ebx, 0xf
sub ebx, eax
mov byte [esi], al
mov eax, ebx
xor ecx, ecx
mov dword [esp + 0x20], ebx
cmp eax, 0xf
jae 0x57a727
movzx edx, byte [esi + eax]
or ecx, edx
mov byte [esi + eax], 0
inc eax
shl ecx, 8
cmp eax, 0xf
jb 0x57a714
movzx eax, byte [esi + 0xf]
mov ebp, dword [esp + 0x4c]
or ecx, eax
mov byte [esi + 0xf], 1
cmp ecx, ebp
je 0x57a74e
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
mov ecx, dword [esp + 0x2c]
xor ecx, esp
call fcn.00499a1c
add esp, 0x30
ret
push edi
mov edi, ebp
shr edi, 4
test edi, edi
je 0x57a78f
mov edx, dword [esp + 0x14]
mov eax, dword [esp + 0x18]
lea ecx, [esi + 0x10]
push ecx
mov ecx, dword [esp + 0x20]
push esi
push edx
push edi
push eax
push ecx
call dword [esp + 0x40]
shl edi, 4
mov edx, edi
add dword [esp + 0x34], edx
add dword [esp + 0x30], edx
add esp, 0x18
sub ebp, edx
je 0x57a7ea
shr edx, 4
mov ecx, esi
call fcn.0057a460
test ebp, ebp
je 0x57a7ea
mov edx, dword [esp + 0x14]
push edx
lea eax, [esp + 0x30]
push eax
push esi
call dword [esp + 0x2c]
add esp, 0xc
xor eax, eax
test ebp, ebp
jbe 0x57a7d9
mov edi, dword [esp + 0x1c]
mov ebx, dword [esp + 0x18]
lea ecx, [esp + 0x2c]
mov edx, ecx
sub edi, ecx
sub ebx, edx
lea ecx, [ecx]
lea edx, [esp + eax + 0x2c]
mov cl, byte [edi + edx]
xor cl, byte [edx]
inc eax
mov byte [ebx + edx], cl
xor byte [esi + eax + 0xf], cl
cmp eax, ebp
jb 0x57a7c0
mov ebx, dword [esp + 0x24]
mov ecx, dword [esp + 0x14]
lea eax, [esi + 0x10]
push ecx
push eax
push eax
call dword [esp + 0x2c]
add esp, 0xc
pop edi
cmp ebx, 0x10
jae 0x57a806
mov edx, 0x10
sub edx, ebx
push edx
lea eax, [esi + ebx]
push 0
push eax
call fcn.004a0660
add esp, 0xc
mov eax, dword [esp + 0x10]
push eax
lea ecx, [esp + 0x2c]
push ecx
push esi
call dword [esp + 0x28]
mov eax, dword [esp + 0x38]
mov edx, dword [esp + 0x34]
xor dword [esi + 0x14], eax
xor dword [esi + 0x10], edx
mov ecx, dword [esp + 0x3c]
xor dword [esi + 0x18], ecx
mov al, byte [esp + 0x1b]
mov edx, dword [esp + 0x40]
xor dword [esi + 0x1c], edx
mov ecx, dword [esp + 0x44]
add esp, 0xc
mov byte [esi], al
pop esi
pop ebp
pop ebx
xor ecx, esp
xor eax, eax
call fcn.00499a1c
add esp, 0x30
ret
Function at 0x57ae30
Capabilities:
Encode data using xor

Disassembly:
mov dword [esp + 0x14], edi
xor eax, dword [edi]
xor ebx, dword [edi + 4]
xor ecx, dword [edi + 8]
xor edx, dword [edi + 0xc]
mov esi, dword [edi + 0xf0]
lea esi, [esi + esi - 2]
lea esi, [edi + esi*8]
mov dword [esp + 0x18], esi
mov esi, eax
and esi, 0xff
mov esi, dword [ebp + esi*8]
movzx edi, bh
xor esi, dword [ebp + edi*8 + 3]
mov edi, ecx
shr edi, 0x10
and edi, 0xff
xor esi, dword [ebp + edi*8 + 2]
mov edi, edx
shr edi, 0x18
xor esi, dword [ebp + edi*8 + 1]
mov dword [esp + 4], esi
mov esi, ebx
and esi, 0xff
shr ebx, 0x10
mov esi, dword [ebp + esi*8]
movzx edi, ch
xor esi, dword [ebp + edi*8 + 3]
mov edi, edx
shr edi, 0x10
and edi, 0xff
xor esi, dword [ebp + edi*8 + 2]
mov edi, eax
shr edi, 0x18
xor esi, dword [ebp + edi*8 + 1]
mov dword [esp + 8], esi
mov esi, ecx
and esi, 0xff
shr ecx, 0x18
mov esi, dword [ebp + esi*8]
movzx edi, dh
xor esi, dword [ebp + edi*8 + 3]
mov edi, eax
shr edi, 0x10
and edx, 0xff
and edi, 0xff
xor esi, dword [ebp + edi*8 + 2]
movzx edi, bh
xor esi, dword [ebp + edi*8 + 1]
mov edi, dword [esp + 0x14]
mov edx, dword [ebp + edx*8]
movzx eax, ah
xor edx, dword [ebp + eax*8 + 3]
mov eax, dword [esp + 4]
and ebx, 0xff
xor edx, dword [ebp + ebx*8 + 2]
mov ebx, dword [esp + 8]
xor edx, dword [ebp + ecx*8 + 1]
mov ecx, esi
add edi, 0x10
xor eax, dword [edi]
xor ebx, dword [edi + 4]
xor ecx, dword [edi + 8]
xor edx, dword [edi + 0xc]
cmp edi, dword [esp + 0x18]
mov dword [esp + 0x14], edi
jb 0x57ae50
mov esi, eax
and esi, 0xff
mov esi, dword [ebp + esi*8 + 2]
and esi, 0xff
movzx edi, bh
mov edi, dword [ebp + edi*8]
and edi, 0xff00
xor esi, edi
mov edi, ecx
shr edi, 0x10
and edi, 0xff
mov edi, dword [ebp + edi*8]
and edi, 0xff0000
xor esi, edi
mov edi, edx
shr edi, 0x18
mov edi, dword [ebp + edi*8 + 2]
and edi, 0xff000000
xor esi, edi
mov dword [esp + 4], esi
mov esi, ebx
and esi, 0xff
shr ebx, 0x10
mov esi, dword [ebp + esi*8 + 2]
and esi, 0xff
movzx edi, ch
mov edi, dword [ebp + edi*8]
and edi, 0xff00
xor esi, edi
mov edi, edx
shr edi, 0x10
and edi, 0xff
mov edi, dword [ebp + edi*8]
and edi, 0xff0000
xor esi, edi
mov edi, eax
shr edi, 0x18
mov edi, dword [ebp + edi*8 + 2]
and edi, 0xff000000
xor esi, edi
mov dword [esp + 8], esi
mov esi, ecx
and esi, 0xff
shr ecx, 0x18
mov esi, dword [ebp + esi*8 + 2]
and esi, 0xff
movzx edi, dh
mov edi, dword [ebp + edi*8]
and edi, 0xff00
xor esi, edi
mov edi, eax
shr edi, 0x10
and edx, 0xff
and edi, 0xff
mov edi, dword [ebp + edi*8]
and edi, 0xff0000
xor esi, edi
movzx edi, bh
mov edi, dword [ebp + edi*8 + 2]
and edi, 0xff000000
xor esi, edi
mov edi, dword [esp + 0x14]
and edx, 0xff
mov edx, dword [ebp + edx*8 + 2]
and edx, 0xff
movzx eax, ah
mov eax, dword [ebp + eax*8]
and eax, 0xff00
xor edx, eax
mov eax, dword [esp + 4]
and ebx, 0xff
mov ebx, dword [ebp + ebx*8]
and ebx, 0xff0000
xor edx, ebx
mov ebx, dword [esp + 8]
mov ecx, dword [ebp + ecx*8 + 2]
and ecx, 0xff000000
xor edx, ecx
mov ecx, esi
add edi, 0x10
xor eax, dword [edi]
xor ebx, dword [edi + 4]
xor ecx, dword [edi + 8]
xor edx, dword [edi + 0xc]
ret