joyce8/EMBER2024-capa huggingface dataset:
Function at 0x508e40
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xa8
call fcn.00552fe0
mov eax, dword [0x6069b0]
xor eax, esp
mov dword [esp + 0xa4], eax
mov eax, dword [esp + 0xac]
push ebx
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0xb4]
push ebp
push esi
mov esi, dword [esp + 0xc4]
xor ebp, ebp
mov eax, dword [eax + 4]
push edi
mov edi, dword [esp + 0xc4]
mov dword [esp + 0x14], eax
sub eax, edi
mov dword [esp + 0x10], eax
cmp esi, edi
jae 0x508ea6
push str.orig_len___md_size
push 0xf8
push str.._ssl_s3_cbc.c
call fcn.004bdd20
add esp, 0xc
cmp edi, 0x40
jbe 0x508ec2
push str.md_size___EVP_MAX_MD_SIZE
push 0xf9
push str.._ssl_s3_cbc.c
call fcn.004bdd20
add esp, 0xc
lea eax, [esp + 0x34]
neg eax
lea ebx, [esp + 0x34]
and eax, 0x3f
add ebx, eax
lea eax, [edi + 0x100]
mov dword [esp + 0x1c], ebx
cmp esi, eax
jbe 0x508ee9
mov ebp, esi
sub ebp, edi
sub ebp, 0x100
mov eax, edi
xor edx, edx
and eax, 0xfffffffe
shl eax, 0x17
sub eax, ebp
add eax, dword [esp + 0x10]
div edi
push edi
mov esi, edx
push 0
push ebx
mov dword [esp + 0x38], esi
call fcn.00555650
add esp, 0xc
mov dword [esp + 0x18], 0
cmp ebp, dword [esp + 0xc8]
jae 0x508fdf
mov ecx, dword [esp + 0x10]
mov edx, ecx
mov ebx, dword [esp + 0x14]
mov esi, ebx
mov eax, dword [esp + 0xc0]
sub esi, ecx
shr edx, 0x1f
mov dword [esp + 0x24], edx
mov edx, ebx
shr edx, 0x1f
mov eax, dword [eax + 0xc]
mov dword [esp + 0x14], edx
mov edx, ebp
sub edx, ebx
mov dword [esp + 0x20], esi
mov esi, dword [esp + 0x1c]
add eax, ebx
mov dword [esp + 0x10], edx
mov dword [esp + 0x28], eax
mov ebx, dword [esp + 0x20]
mov ecx, ebp
mov eax, dword [esp + 0x24]
inc ebp
shr ecx, 0x1f
lea ebx, [ebx + edx]
shr edx, 0x1f
xor dl, byte [esp + 0x14]
shr ebx, 0x1f
xor bl, al
xor al, cl
or bl, al
mov al, cl
xor al, byte [esp + 0x14]
xor bl, cl
or dl, al
dec bl
mov eax, dword [esp + 0x10]
xor dl, cl
mov ecx, dword [esp + 0x28]
dec dl
not dl
mov al, byte [ecx + eax]
mov ecx, dword [esp + 0x18]
and dl, al
and dl, bl
or byte [ecx + esi], dl
mov edx, ecx
inc edx
mov ecx, edx
mov eax, edx
sub ecx, edi
xor eax, edi
xor ecx, edi
or ecx, eax
xor ecx, edx
shr ecx, 0x1f
neg ecx
and edx, ecx
mov dword [esp + 0x18], edx
mov edx, dword [esp + 0x10]
inc edx
mov dword [esp + 0x10], edx
cmp ebp, dword [esp + 0xc8]
jb 0x508f60
mov esi, dword [esp + 0x2c]
mov ebx, dword [esp + 0x1c]
xor edx, edx
test edi, edi
je 0x50901a
mov ebp, dword [esp + 0x30]
nop dword [eax]
mov eax, esi
xor eax, 0x20
mov al, byte [eax + ebx]
movzx eax, byte [esi + ebx]
inc esi
mov byte [edx + ebp], al
mov ecx, esi
sub ecx, edi
mov eax, esi
xor ecx, edi
xor eax, edi
or ecx, eax
inc edx
xor ecx, esi
shr ecx, 0x1f
neg ecx
and esi, ecx
cmp edx, edi
jb 0x508ff0
mov ecx, dword [esp + 0xb4]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00551ee1
add esp, 0xa8
ret
Function at 0x509a90
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.00552fe0
push ebp
mov ebp, dword [esp + 0x1c]
push esi
mov esi, dword [esp + 0x18]
inc ebp
push edi
mov edi, dword [esp + 0x18]
mov eax, dword [edi + 8]
mov eax, dword [eax + 0x64]
test byte [eax + 0x38], 1
je 0x509ada
mov ecx, dword [esp + 0x20]
mov edx, dword [esi + 4]
lea eax, [ecx + ebp]
cmp eax, edx
jbe 0x509acd
pop edi
pop esi
xor eax, eax
pop ebp
add esp, 8
ret
add dword [esi + 0xc], ecx
add dword [esi + 0x10], ecx
sub edx, ecx
mov dword [esi + 4], edx
jmp 0x509adf
cmp ebp, dword [esi + 4]
ja 0x509ac4
test dword [edi + 0x100], 0x200
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 4]
push ebx
movzx ebx, byte [ecx + eax - 1]
je 0x509b32
cmp dword [edi + 0x88], 0
jne 0x509b32
mov eax, dword [edi + 0x58]
push 8
add eax, 8
push 0x5b7fc4
push eax
call fcn.004bda50
add esp, 0xc
test eax, eax
jne 0x509b25
test bl, 1
jne 0x509b25
mov eax, dword [edi + 0x58]
or dword [eax], 8
mov eax, dword [edi + 0x58]
test byte [eax], 8
je 0x509b32
test ebx, ebx
je 0x509b32
dec ebx
mov eax, dword [edi + 0x80]
push dword [eax]
call fcn.004a99a0
add esp, 4
test eax, 0x200000
je 0x509b5e
or eax, 0xffffffff
sub eax, ebx
add dword [esi + 4], eax
mov eax, 1
pop ebx
pop edi
pop esi
pop ebp
add esp, 8
ret
lea ecx, [ebx + ebp]
mov ebp, dword [esi + 4]
mov edx, ebp
mov dword [esp + 0x14], ebp
sub edx, ecx
mov eax, ebp
xor edx, ecx
xor eax, ecx
or edx, eax
mov ecx, 0xff
xor edx, ebp
lea eax, [ebp - 1]
shr edx, 0x1f
dec edx
cmp eax, ecx
mov dword [esp + 0x1c], edx
cmovb ecx, eax
xor edi, edi
mov dword [esp + 0x10], ecx
test ecx, ecx
je 0x509be9
mov ecx, ebx
dec ebp
shr ecx, 0x1f
add ebp, dword [esi + 0xc]
mov esi, dword [esp + 0x10]
mov dword [esp + 0x28], ecx
mov al, byte [esp + 0x28]
lea ebp, [ebp - 1]
mov edx, ebx
mov ecx, edi
sub edx, edi
shr ecx, 0x1f
shr edx, 0x1f
xor al, cl
xor dl, cl
inc edi
or dl, al
movzx eax, byte [ebp + 1]
xor dl, byte [esp + 0x28]
xor eax, ebx
dec dl
movzx ecx, dl
mov edx, dword [esp + 0x1c]
and ecx, eax
not ecx
and edx, ecx
mov dword [esp + 0x1c], edx
cmp edi, esi
jb 0x509ba6
mov esi, dword [esp + 0x20]
mov ebp, dword [esp + 0x14]
not edx
movzx eax, dl
lea ecx, [eax - 1]
not eax
shr eax, 0x1f
shr ecx, 0x1f
and ecx, eax
lea eax, [ebx + 1]
neg ecx
and eax, ecx
sub ebp, eax
shl eax, 8
or dword [esi], eax
mov eax, ecx
pop ebx
pop edi
mov dword [esi + 4], ebp
and eax, 1
not ecx
pop esi
or eax, ecx
pop ebp
add esp, 8
ret
Function at 0x50a000
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x10
call fcn.00552fe0
push ebx
push esi
push edi
lea eax, [esp + 0x14]
xor esi, esi
push eax
lea eax, [esp + 0x10]
xor edi, edi
push eax
push esi
call fcn.004ad5c0
add esp, 0xc
test eax, eax
je 0x50a20b
mov ebx, dword [esp + 0x20]
mov eax, dword [esp + 0xc]
shl eax, 0xa
test ebx, eax
je 0x50a03c
inc edi
lea eax, [esp + 0x14]
inc esi
push eax
lea eax, [esp + 0x10]
push eax
push esi
call fcn.004ad5c0
add esp, 0xc
test eax, eax
jne 0x50a030
test edi, edi
je 0x50a20b
mov ecx, dword [esp + 0x50]
mov eax, ecx
cdq
idiv edi
push ebp
mov ebp, dword [esp + 0x58]
mov esi, eax
xor eax, eax
mov dword [esp + 0x14], esi
cmp edi, 1
mov edi, dword [esp + 0x60]
push edi
push eax
cmove ecx, eax
push ebp
mov dword [esp + 0x60], ecx
call fcn.00555650
lea eax, [esp + 0x24]
mov dword [esp + 0x28], 0
push eax
lea eax, [esp + 0x20]
push eax
push 0
call fcn.004ad5c0
add esp, 0x18
test eax, eax
je 0x50a1d6
mov ebx, dword [esp + 0x5c]
mov eax, dword [esp + 0x10]
shl eax, 0xa
test dword [esp + 0x24], eax
je 0x50a1b2
mov ecx, dword [esp + 0x18]
test ecx, ecx
je 0x50a1e3
push edi
push ebx
push dword [esp + 0x54]
mov eax, dword [esp + 0x60]
push dword [esp + 0x54]
and eax, 1
push dword [esp + 0x54]
add eax, esi
mov esi, dword [esp + 0x64]
push dword [esp + 0x54]
push dword [esp + 0x54]
push dword [esp + 0x54]
push dword [esp + 0x54]
push dword [esp + 0x54]
push dword [esp + 0x54]
push dword [esp + 0x54]
push eax
push esi
push ecx
call fcn.0050a230
add esp, 0x3c
test eax, eax
je 0x50a201
add esi, dword [esp + 0x14]
xor ecx, ecx
mov dword [esp + 0x50], esi
test edi, edi
jle 0x50a1ae
cmp edi, 0x20
jb 0x50a18b
lea eax, [ebx - 1]
lea edx, [ebp - 1]
add eax, edi
add edx, edi
cmp ebp, eax
ja 0x50a140
cmp edx, ebx
jae 0x50a18b
mov eax, edi
and eax, 0x8000001f
jns 0x50a14e
dec eax
or eax, 0xffffffe0
inc eax
mov edx, edi
mov esi, ebx
sub edx, eax
mov eax, ebp
sub esi, ebp
nop dword [eax + eax]
movups xmm0, xmmword [eax]
lea eax, [eax + 0x20]
movups xmm1, xmmword [esi + eax - 0x20]
pxor xmm1, xmm0
movups xmmword [eax - 0x20], xmm1
movups xmm1, xmmword [ebx + ecx + 0x10]
add ecx, 0x20
movups xmm0, xmmword [eax - 0x10]
pxor xmm1, xmm0
movups xmmword [eax - 0x10], xmm1
cmp ecx, edx
jl 0x50a160
cmp ecx, edi
jge 0x50a1ae
mov esi, ebx
lea eax, [ecx + ebp]
mov edx, edi
sub esi, ebp
sub edx, ecx
nop word [eax + eax]
mov cl, byte [eax + esi]
lea eax, [eax + 1]
xor byte [eax - 1], cl
sub edx, 1
jne 0x50a1a0
mov esi, dword [esp + 0x14]
mov eax, dword [esp + 0x1c]
lea ecx, [esp + 0x18]
push ecx
lea ecx, [esp + 0x14]
inc eax
push ecx
push eax
mov dword [esp + 0x28], eax
call fcn.004ad5c0
add esp, 0xc
test eax, eax
jne 0x50a0b0
mov eax, 1
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x10
ret
push 0x114
push str.._ssl_t1_enc.c
push 0x146
push 0x11c
push 0x14
call fcn.004b7960
add esp, 0x14
pop ebp
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x10
ret
push 0x109
push str.._ssl_t1_enc.c
push 0x44
push 0x11c
push 0x14
call fcn.004b7960
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
add esp, 0x10
ret
Function at 0x50c030
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov eax, 0x8c
call fcn.00552fe0
mov eax, dword [0x6069b0]
xor eax, esp
mov dword [esp + 0x88], eax
mov edx, dword [esp + 0xa0]
xor eax, eax
push ebx
mov ebx, dword [esp + 0x9c]
push ebp
mov ebp, dword [esp + 0x9c]
push esi
mov esi, dword [esp + 0x9c]
push edi
mov edi, dword [esp + 0xac]
mov dword [esp + 0x10], edx
test edi, edi
je 0x50c096
cmp edi, dword [esi]
je 0x50c08d
test ebp, ebp
je 0x50c110
test ebx, ebx
js 0x50c110
mov eax, 1
mov dword [esi], edi
jmp 0x50c09c
mov edi, dword [esi]
test edi, edi
je 0x50c110
test ebp, ebp
je 0x50c22b
push edi
call fcn.004ca530
add esp, 4
mov dword [esp + 0x14], eax
cmp eax, 0x80
jle 0x50c0d0
push str.j____int_sizeof_ctx__key_
push 0x74
push str..cryptohmachmac.c
call fcn.004bdd20
mov eax, dword [esp + 0x20]
add esp, 0xc
cmp eax, ebx
jge 0x50c12b
push dword [esp + 0x10]
lea eax, [esi + 4]
push edi
push eax
call fcn.004c0d80
add esp, 0xc
test eax, eax
je 0x50c110
push ebx
push ebp
lea ebx, [esi + 4]
push ebx
call fcn.004c0f30
add esp, 0xc
test eax, eax
je 0x50c110
lea ebp, [esi + 0x4c]
push ebp
lea eax, [esi + 0x50]
push eax
push ebx
call fcn.004c0ce0
add esp, 0xc
test eax, eax
jne 0x50c147
xor eax, eax
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00551ee1
add esp, 0x8c
ret
cmp ebx, 0x80
ja 0x50c110
push ebx
lea eax, [esi + 0x50]
push ebp
push eax
call fcn.005557b0
lea ebp, [esi + 0x4c]
add esp, 0xc
mov dword [ebp], ebx
mov ecx, dword [ebp]
cmp ecx, 0x80
je 0x50c16a
mov eax, 0x80
sub eax, ecx
push eax
lea eax, [esi + 0x50]
add eax, ecx
push 0
push eax
call fcn.00555650
add esp, 0xc
mov edx, dword [esp + 0x10]
xor ecx, ecx
mov al, byte [esi + ecx + 0x50]
xor al, 0x36
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x50c170
push edx
lea ebx, [esi + 0x1c]
push edi
push ebx
call fcn.004c0d80
add esp, 0xc
test eax, eax
je 0x50c110
push edi
call fcn.004ca530
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.004c0f30
add esp, 0x10
test eax, eax
je 0x50c110
xor ecx, ecx
nop dword [eax + eax]
mov al, byte [esi + ecx + 0x50]
xor al, 0x5c
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x50c1c0
push dword [esp + 0x10]
lea ebx, [esi + 0x34]
push edi
push ebx
call fcn.004c0d80
add esp, 0xc
test eax, eax
je 0x50c110
push edi
call fcn.004ca530
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.004c0f30
add esp, 0x10
test eax, eax
je 0x50c110
lea eax, [esi + 0x1c]
push eax
lea eax, [esi + 4]
push eax
call fcn.004c1000
add esp, 8
test eax, eax
je 0x50c110
mov eax, 1
jmp 0x50c112
test eax, eax
je 0x50c209
jmp 0x50c16e
Function at 0x50cbd0
Capabilities:
Resolve dns

Disassembly:
push ebx
mov ebx, dword [esp + 0xc]
push ebp
push esi
mov esi, dword [esp + 0x10]
mov ebp, 1
push edi
push ebx
push esi
call fcn.0050d0a0
mov edi, eax
add esp, 8
test edi, edi
jns 0x50cc0b
push 0x7b
push str..crypto_bio_b_sock.c
push 0x6c
push 0x6a
push 0x20
call fcn.004b7960
add esp, 0x14
jmp 0x50cccc
call fcn.0050cfd0
cmp eax, 1
jne 0x50ccdc
test edi, edi
jle 0x50cc24
pop edi
pop esi
mov eax, ebp
pop ebp
pop ebx
ret
push 0x8e
push str..crypto_bio_b_sock.c
push 0x16
push 9
call fcn.004bd9e0
add esp, 0x10
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
mov ecx, eax
test ecx, ecx
jne 0x50cc61
push 0x92
push str..crypto_bio_b_sock.c
push 0x66
push 0x6a
push 0x20
call fcn.004b7960
add esp, 0x14
jmp 0x50ccb2
cmp word [ecx + 8], 2
je 0x50cc82
push 0x99
push str..crypto_bio_b_sock.c
push 0x6b
push 0x6a
push 0x20
call fcn.004b7960
add esp, 0x14
jmp 0x50ccb2
mov eax, dword [ecx + 0xc]
xor ebp, ebp
mov eax, dword [eax]
movzx eax, byte [eax]
mov byte [ebx], al
mov eax, dword [ecx + 0xc]
mov eax, dword [eax]
movzx eax, byte [eax + 1]
mov byte [ebx + 1], al
mov eax, dword [ecx + 0xc]
mov eax, dword [eax]
movzx eax, byte [eax + 2]
mov byte [ebx + 2], al
mov eax, dword [ecx + 0xc]
mov eax, dword [eax]
movzx eax, byte [eax + 3]
mov byte [ebx + 3], al
push 0xa2
push str..crypto_bio_b_sock.c
push 0x16
push 0xa
call fcn.004bd9e0
add esp, 0x10
test ebp, ebp
je 0x50cce3
push esi
push 0x5a8acc
push 2
call fcn.004b6fa0
add esp, 0xc
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
ret
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
ret

Function at 0x50d050
Capabilities:
Set socket configuration

Disassembly:
mov eax, dword [esp + 8]
push esi
mov dword [esp + 0xc], eax
lea eax, [esp + 0xc]
push eax
push 0x8004667e
push dword [esp + 0x10]
call dword [sym.imp.WS2_32.dll_ioctlsocket]
mov esi, eax
test esi, esi
jns 0x50d090
push 0x233
push str..crypto_bio_b_sock.c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push 5
push 2
call fcn.004b7960
add esp, 0x14
xor eax, eax
test esi, esi
pop esi
sete al
ret
Function at 0x51cac0
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
mov ecx, dword [esp + 8]
push ebx
mov ebx, dword [esp + 8]
push ebp
mov ebp, dword [esp + 0x18]
push esi
push edi
mov edi, 0x80
mov byte [ebx], 0
cmp ecx, edi
cmovg ecx, edi
test ebp, ebp
jg 0x51cae8
mov ebp, 0x400
jmp 0x51caf2
mov eax, 0x400
cmp ebp, eax
cmovg ebp, eax
test ecx, ecx
jle 0x51cb14
sub dword [esp + 0x1c], ebx
mov edx, ebx
mov ebx, dword [esp + 0x1c]
mov esi, ecx
mov al, byte [ebx + edx]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub esi, 1
jne 0x51cb02
mov ebx, dword [esp + 0x14]
movzx edx, byte [ebx + ecx - 1]
cmp ecx, edi
jge 0x51cb39
mov esi, ebx
sub esi, ecx
movzx eax, byte [esi + ecx]
add eax, edx
movzx eax, al
movzx edx, byte [eax + 0x5c2850]
mov byte [ecx + ebx], dl
inc ecx
cmp ecx, edi
jl 0x51cb21
lea eax, [ebp + 7]
mov edx, 0xff
sar eax, 3
neg ebp
sub edi, eax
mov dword [esp + 0x14], eax
movzx eax, byte [edi + ebx]
lea esi, [edi + ebx]
and ebp, 7
mov ecx, ebp
sar edx, cl
and edx, eax
movzx ecx, byte [edx + 0x5c2850]
mov byte [esi], cl
test edi, edi
je 0x51cb88
mov edx, dword [esp + 0x14]
nop dword [eax]
movzx eax, byte [esi + edx - 1]
lea esi, [esi - 1]
xor eax, ecx
movzx ecx, byte [eax + 0x5c2850]
mov byte [esi], cl
sub edi, 1
jne 0x51cb70
lea esi, [ebx + 0xfc]
mov edi, 0x40
lea edx, [ebx + 0x7e]
movzx ecx, byte [edx + 1]
lea esi, [esi - 4]
movzx eax, byte [edx]
lea edx, [edx - 2]
shl ecx, 8
or ecx, eax
movzx eax, cx
mov dword [esi + 4], eax
sub edi, 1
jne 0x51cb96
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x51d7e0
Capabilities:
Encode data using xor
Encrypt data using aes
Reference aes constants

Disassembly:
jmp 0x51e2d0
push ebp
mov ebp, dword [esp + 0x10]
push ebp
push dword [esp + 0x10]
push dword [esp + 0x10]
call fcn.0051e4d0
add esp, 0xc
test eax, eax
js 0x51e4c0
push ebx
push esi
push edi
mov edi, dword [ebp + 0xf0]
xor ebx, ebx
shl edi, 2
test edi, edi
jle 0x51e350
lea esi, [ebp + 8]
lea esi, [esi + edi*4]
lea eax, [ebp + 8]
nop dword [eax]
mov edx, dword [eax - 8]
lea eax, [eax + 0x10]
mov ecx, dword [esi - 8]
lea esi, [esi - 0x10]
mov dword [eax - 0x18], ecx
add ebx, 4
mov ecx, dword [esi + 0xc]
sub edi, 4
mov dword [esi + 8], edx
mov edx, dword [eax - 0x14]
mov dword [eax - 0x14], ecx
mov ecx, dword [esi + 0x10]
mov dword [esi + 0xc], edx
mov edx, dword [eax - 0x10]
mov dword [eax - 0x10], ecx
mov ecx, dword [esi + 0x14]
mov dword [esi + 0x10], edx
mov edx, dword [eax - 0xc]
mov dword [eax - 0xc], ecx
mov dword [esi + 0x14], edx
cmp ebx, edi
jl 0x51e310
mov edi, 1
cmp dword [ebp + 0xf0], edi
jle 0x51e4bb
lea esi, [ebp + 2]
mov edx, dword [esi + 0xe]
lea esi, [esi + 0x10]
mov eax, edx
inc edi
shr eax, 0x18
movzx ecx, byte [eax*4 + 0x5c2da0]
movzx eax, byte [esi - 1]
mov ecx, dword [ecx*4 + 0x5c39a0]
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c41a0]
movzx eax, byte [esi]
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c3da0]
movzx eax, dl
mov edx, dword [esi + 2]
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c45a0]
mov eax, edx
shr eax, 0x18
mov dword [esi - 2], ecx
movzx ecx, byte [eax*4 + 0x5c2da0]
movzx eax, byte [esi + 3]
mov ecx, dword [ecx*4 + 0x5c39a0]
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c41a0]
movzx eax, byte [esi + 4]
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c3da0]
movzx eax, dl
mov edx, dword [esi + 6]
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c45a0]
mov eax, edx
shr eax, 0x18
mov dword [esi + 2], ecx
movzx ecx, byte [eax*4 + 0x5c2da0]
movzx eax, byte [esi + 7]
mov ecx, dword [ecx*4 + 0x5c39a0]
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c41a0]
movzx eax, byte [esi + 8]
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c3da0]
movzx eax, dl
mov edx, dword [esi + 0xa]
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c45a0]
mov eax, edx
shr eax, 0x18
mov dword [esi + 6], ecx
movzx ecx, byte [eax*4 + 0x5c2da0]
movzx eax, byte [esi + 0xb]
mov ecx, dword [ecx*4 + 0x5c39a0]
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c41a0]
movzx eax, byte [esi + 0xc]
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c3da0]
movzx eax, dl
movzx eax, byte [eax*4 + 0x5c2da0]
xor ecx, dword [eax*4 + 0x5c45a0]
mov dword [esi + 0xa], ecx
cmp edi, dword [ebp + 0xf0]
jl 0x51e364
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
Function at 0x51ef60
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.00552fe0
mov ecx, dword [esp + 0xc]
push ebx
push ebp
mov ebp, dword [esp + 0x18]
push esi
mov esi, dword [esp + 0x20]
push edi
mov edi, dword [esp + 0x34]
mov dword [esp + 0x10], ecx
mov edi, dword [edi]
mov dword [esp + 0x14], edi
test edi, edi
je 0x51efad
mov edx, dword [esp + 0x30]
test esi, esi
je 0x51efad
mov al, byte [edi + edx]
dec esi
xor al, byte [ecx]
inc edi
mov byte [ebp], al
inc ecx
inc ebp
mov dword [esp + 0x10], ecx
and edi, 0xf
mov dword [esp + 0x14], edi
jne 0x51ef90
mov ebx, dword [esp + 0x2c]
movzx edx, byte [ebx + 0xc]
movzx eax, byte [ebx + 0xd]
shl edx, 8
or edx, eax
movzx eax, byte [ebx + 0xe]
shl edx, 8
or edx, eax
movzx eax, byte [ebx + 0xf]
shl edx, 8
or edx, eax
mov dword [esp + 0x24], edx
cmp esi, 0x10
jb 0x51f067
mov edi, ebx
nop
mov ebx, esi
shr ebx, 4
add edx, ebx
mov dword [esp + 0x24], edx
cmp edx, ebx
jae 0x51eff7
sub ebx, edx
xor edx, edx
mov dword [esp + 0x24], edx
push edi
push dword [esp + 0x2c]
push ebx
push ebp
push ecx
call dword [esp + 0x4c]
mov edx, dword [esp + 0x38]
add esp, 0x14
mov eax, edx
mov byte [edi + 0xf], dl
shr eax, 0x18
mov byte [edi + 0xc], al
mov eax, edx
shr eax, 0x10
mov byte [edi + 0xd], al
mov eax, edx
shr eax, 8
mov byte [edi + 0xe], al
test edx, edx
jne 0x51f049
mov edx, 0xc
mov ecx, 1
movzx eax, byte [edx + edi - 1]
dec edx
add ecx, eax
mov byte [edx + edi], cl
shr ecx, 8
test edx, edx
jne 0x51f033
mov edx, dword [esp + 0x24]
mov ecx, dword [esp + 0x10]
shl ebx, 4
sub esi, ebx
add ecx, ebx
add ebp, ebx
mov dword [esp + 0x10], ecx
cmp esi, 0x10
jae 0x51efe0
mov edi, dword [esp + 0x14]
mov ebx, dword [esp + 0x2c]
test esi, esi
je 0x51f0d5
mov eax, dword [esp + 0x30]
xorps xmm0, xmm0
push ebx
push dword [esp + 0x2c]
push 1
push eax
push eax
movups xmmword [eax], xmm0
call dword [esp + 0x4c]
mov ecx, dword [esp + 0x38]
add esp, 0x14
inc ecx
mov eax, ecx
mov byte [ebx + 0xf], cl
shr eax, 0x18
mov byte [ebx + 0xc], al
mov eax, ecx
shr eax, 0x10
mov byte [ebx + 0xd], al
mov eax, ecx
shr eax, 8
mov byte [ebx + 0xe], al
test ecx, ecx
jne 0x51f0b2
push ebx
call fcn.0051f120
add esp, 4
mov eax, dword [esp + 0x30]
sub ebp, eax
mov edx, dword [esp + 0x10]
sub edx, eax
lea ecx, [edi + eax]
add edi, esi
mov al, byte [edx + ecx]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
mov byte [ecx + ebp - 1], al
sub esi, 1
jne 0x51f0c3
mov eax, dword [esp + 0x34]
mov dword [eax], edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
Function at 0x51f730
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 8]
mov eax, dword [ebx + 0x38]
or eax, dword [ebx + 0x3c]
je 0x51f744
mov eax, 0xfffffffe
pop ebx
ret
push esi
mov esi, dword [esp + 0x14]
xor ecx, ecx
mov eax, esi
add eax, dword [ebx + 0x30]
adc ecx, dword [ebx + 0x34]
cmp ecx, 0x20000000
ja 0x51f7f9
jb 0x51f769
test eax, eax
jne 0x51f7f9
push ebp
mov ebp, dword [esp + 0x14]
push edi
mov edi, dword [ebx + 0x16c]
mov dword [ebx + 0x30], eax
mov dword [ebx + 0x34], ecx
test edi, edi
je 0x51f7a9
nop
test esi, esi
je 0x51f795
mov al, byte [ebp]
dec esi
xor byte [edi + ebx + 0x40], al
inc ebp
inc edi
and edi, 0xf
jne 0x51f780
jmp 0x51f799
test edi, edi
jne 0x51f7ec
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00520980
add esp, 8
mov eax, esi
and eax, 0xfffffff0
mov dword [esp + 0x14], eax
je 0x51f7ce
push eax
push ebp
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00520740
add ebp, dword [esp + 0x24]
add esp, 0x10
sub esi, dword [esp + 0x14]
test esi, esi
je 0x51f7ec
xor ecx, ecx
mov edi, esi
test esi, esi
je 0x51f7ec
nop word [eax + eax]
mov al, byte [ecx + ebp]
xor byte [ebx + ecx + 0x40], al
inc ecx
cmp ecx, esi
jb 0x51f7e0
mov dword [ebx + 0x16c], edi
xor eax, eax
pop edi
pop ebp
pop esi
pop ebx
ret
pop esi
or eax, 0xffffffff
pop ebx
ret
Function at 0x520980
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x14
call fcn.00552fe0
mov eax, dword [esp + 0x18]
push ebx
push ebp
push esi
movzx ecx, byte [eax + 0xf]
mov esi, dword [esp + 0x28]
mov ebp, ecx
and ecx, 0xf
mov dword [esp + 0x24], 0
add ecx, ecx
and ebp, 0xfffffff0
push edi
mov ebx, dword [esi + ecx*8]
mov edi, dword [esi + ecx*8 + 4]
mov edx, dword [esi + ecx*8 + 8]
mov ecx, dword [esi + ecx*8 + 0xc]
mov esi, edx
shrd edx, ecx, 4
and esi, 0xf
mov dword [esp + 0x14], ebx
or dword [esp + 0x28], edx
shl dword [esp + 0x14], 0x1c
shrd ebx, edi, 4
mov edx, dword [esi*4 + 0x5c4ac8]
mov esi, dword [esp + 0x2c]
shr ecx, 4
or dword [esp + 0x14], ecx
xor ecx, ecx
shr edi, 4
xor ecx, ebx
xor ecx, dword [esi + ebp]
xor edx, edi
xor edx, dword [esi + ebp + 4]
mov edi, dword [esp + 0x28]
mov ebx, dword [esp + 0x14]
xor edi, dword [esi + ebp + 8]
xor ebx, dword [esi + ebp + 0xc]
mov dword [esp + 0x18], edx
mov edx, 0xe
mov dword [esp + 0x10], ecx
mov dword [esp + 0x1c], edx
nop dword [eax + eax]
movzx edx, byte [edx + eax]
xor esi, esi
mov ebp, dword [esp + 0x10]
mov ecx, edx
shr ecx, 4
and edx, 0xf
mov dword [esp + 0x20], ecx
add edx, edx
mov ecx, edi
shl ebp, 0x1c
shrd edi, ebx, 4
and ecx, 0xf
mov dword [esp + 0x28], 0
shr ebx, 4
or esi, edi
or ebp, ebx
xor edi, edi
mov ebx, dword [ecx*4 + 0x5c4ac8]
mov ecx, dword [esp + 0x18]
shrd dword [esp + 0x10], ecx, 4
xor edi, dword [esp + 0x10]
shr ecx, 4
xor ebx, ecx
mov ecx, dword [esp + 0x2c]
xor ebx, dword [ecx + edx*8 + 4]
xor ebp, dword [ecx + edx*8 + 0xc]
xor edi, dword [ecx + edx*8]
xor esi, dword [ecx + edx*8 + 8]
mov edx, edi
shrd edi, ebx, 4
mov ecx, esi
shl edx, 0x1c
shrd esi, ebp, 4
and ecx, 0xf
shr ebx, 4
or dword [esp + 0x28], esi
shr ebp, 4
or edx, ebp
xor ebp, ebp
mov ecx, dword [ecx*4 + 0x5c4ac8]
xor ebp, edi
xor ecx, ebx
mov dword [esp + 0x14], edx
mov edx, dword [esp + 0x20]
mov ebx, ebp
add edx, edx
mov dword [esp + 0x10], ebp
mov ebp, dword [esp + 0x2c]
xor ebx, dword [ebp + edx*8]
xor ecx, dword [ebp + edx*8 + 4]
mov dword [esp + 0x10], ebx
mov ebx, dword [esp + 0x28]
xor ebx, dword [ebp + edx*8 + 8]
mov dword [esp + 0x28], ebx
mov ebx, dword [esp + 0x14]
xor ebx, dword [ebp + edx*8 + 0xc]
mov edx, dword [esp + 0x1c]
mov edi, dword [esp + 0x28]
sub edx, 1
mov dword [esp + 0x18], ecx
mov dword [esp + 0x1c], edx
jns 0x520a20
mov edx, dword [esp + 0x18]
shr ecx, 0x18
mov byte [eax], cl
mov ecx, edx
shr ecx, 0x10
mov byte [eax + 1], cl
mov ecx, edx
shr ecx, 8
mov byte [eax + 2], cl
mov byte [eax + 3], dl
mov edx, dword [esp + 0x10]
mov ecx, edx
shr ecx, 0x18
mov byte [eax + 4], cl
mov ecx, edx
shr ecx, 0x10
mov byte [eax + 5], cl
mov ecx, edx
shr ecx, 8
mov byte [eax + 6], cl
mov ecx, ebx
shr ecx, 0x18
mov byte [eax + 8], cl
mov ecx, ebx
shr ecx, 0x10
mov byte [eax + 9], cl
mov ecx, ebx
shr ecx, 8
mov byte [eax + 0xa], cl
mov byte [eax + 7], dl
mov edx, edi
mov ecx, edx
mov byte [eax + 0xb], bl
shr ecx, 0x18
mov byte [eax + 0xc], cl
mov ecx, edx
shr ecx, 0x10
pop edi
mov byte [eax + 0xd], cl
mov ecx, edx
pop esi
shr ecx, 8
pop ebp
mov byte [eax + 0xe], cl
mov byte [eax + 0xf], dl
pop ebx
add esp, 0x14
ret