joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4ecbf0
Capabilities:
Encode data using xor
Encrypt data using aes
Reference aes constants

Disassembly:
jmp 0x4fe510
push ebp
mov ebp, dword [esp + 0x10]
push ebp
push dword [esp + 0x10]
push dword [esp + 0x10]
call fcn.004fe710
add esp, 0xc
test eax, eax
js 0x4fe700
push ebx
push esi
push edi
mov edi, dword [ebp + 0xf0]
xor ebx, ebx
shl edi, 2
test edi, edi
jle 0x4fe590
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 0x4fe550
mov edi, 1
cmp dword [ebp + 0xf0], edi
jle 0x4fe6fb
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 + 0x594d78]
movzx eax, byte [esi - 1]
mov ecx, dword [ecx*4 + 0x595978]
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x596178]
movzx eax, byte [esi]
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x595d78]
movzx eax, dl
mov edx, dword [esi + 2]
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x596578]
mov eax, edx
shr eax, 0x18
mov dword [esi - 2], ecx
movzx ecx, byte [eax*4 + 0x594d78]
movzx eax, byte [esi + 3]
mov ecx, dword [ecx*4 + 0x595978]
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x596178]
movzx eax, byte [esi + 4]
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x595d78]
movzx eax, dl
mov edx, dword [esi + 6]
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x596578]
mov eax, edx
shr eax, 0x18
mov dword [esi + 2], ecx
movzx ecx, byte [eax*4 + 0x594d78]
movzx eax, byte [esi + 7]
mov ecx, dword [ecx*4 + 0x595978]
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x596178]
movzx eax, byte [esi + 8]
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x595d78]
movzx eax, dl
mov edx, dword [esi + 0xa]
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x596578]
mov eax, edx
shr eax, 0x18
mov dword [esi + 6], ecx
movzx ecx, byte [eax*4 + 0x594d78]
movzx eax, byte [esi + 0xb]
mov ecx, dword [ecx*4 + 0x595978]
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x596178]
movzx eax, byte [esi + 0xc]
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x595d78]
movzx eax, dl
movzx eax, byte [eax*4 + 0x594d78]
xor ecx, dword [eax*4 + 0x596578]
mov dword [esi + 0xa], ecx
cmp edi, dword [ebp + 0xf0]
jl 0x4fe5a4
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
Function at 0x4f3090
Capabilities:
Encode data using xor

Disassembly:
push edi
mov edi, dword [esp + 8]
cmp dword [edi + 0x10c], 0xffffffff
jne 0x4f30a2
xor eax, eax
pop edi
ret
push ebp
push esi
push edi
call fcn.0048e3c0
mov ecx, dword [esp + 0x1c]
add esp, 4
mov ebp, dword [esp + 0x14]
mov esi, eax
mov dword [ecx], esi
test ebp, ebp
je 0x4f3165
mov ecx, dword [edi + 0x10c]
push ebx
cmp ecx, esi
jne 0x4f30f6
test esi, esi
jle 0x4f3144
mov edx, ebp
lea ecx, [edi + 0x8c]
mov ebx, esi
nop word [eax + eax]
mov al, byte [ecx + 0x60]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub ebx, 1
jne 0x4f30e0
jmp 0x4f3144
sub eax, ecx
mov byte [ecx + edi + 0xec], 0x80
cmp eax, 1
jle 0x4f311a
dec eax
push eax
lea eax, [edi + 0xed]
add eax, ecx
push 0
push eax
call fcn.0041de80
add esp, 0xc
test esi, esi
jle 0x4f3144
mov edx, ebp
lea ecx, [edi + 0xac]
mov ebx, esi
nop dword [eax + eax]
mov al, byte [ecx + 0x40]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub ebx, 1
jne 0x4f3130
push esi
push ebp
push ebp
push edi
call fcn.0049efe0
add esp, 0x10
pop ebx
test eax, eax
jne 0x4f3165
push esi
push ebp
call fcn.00499c90
add esp, 8
xor eax, eax
pop esi
pop ebp
pop edi
ret
pop esi
pop ebp
mov eax, 1
pop edi
ret
Function at 0x4f5fc0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, 0x70
call fcn.00407260
mov eax, dword [0x5b70dc]
xor eax, esp
mov dword [esp + 0x6c], eax
cmp dword [esp + 0x88], 0x40000000
mov eax, dword [esp + 0x7c]
mov dword [esp + 8], eax
mov eax, dword [esp + 0x84]
push ebp
mov ebp, dword [esp + 0x78]
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x90]
push esi
mov dword [esp + 0xc], eax
mov dword [esp + 0x14], 0
ja 0x4f6197
mov esi, dword [esp + 0x80]
cmp esi, 0x40000000
ja 0x4f6197
cmp dword [esp + 0x88], 0x40000000
ja 0x4f6197
push ebx
push edi
push eax
call fcn.0049f030
mov edi, eax
lea eax, [esp + 0x28]
push eax
call fcn.0048b050
push 0
push dword [esp + 0x20]
lea eax, [esp + 0x34]
mov ebx, 1
push eax
call fcn.0048ac30
push dword [esp + 0xa4]
lea eax, [esp + 0x3c]
mov dword [esp + 0x28], 0x1000000
push dword [esp + 0x30]
push eax
call fcn.0048ade0
add esp, 0x20
test eax, eax
je 0x4f6173
push 4
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.0048ade0
add esp, 0xc
test eax, eax
je 0x4f6173
push dword [esp + 0x98]
lea eax, [esp + 0x28]
push dword [esp + 0x24]
push eax
call fcn.0048ade0
add esp, 0xc
test eax, eax
je 0x4f6173
push 0
cmp esi, edi
jb 0x4f613b
lea eax, [esp + 0x28]
push ebp
push eax
call fcn.0048ab60
add esp, 0xc
test eax, eax
je 0x4f6173
sub esi, edi
je 0x4f616b
push 0
push dword [esp + 0x18]
lea eax, [esp + 0x2c]
add ebp, edi
push eax
inc ebx
call fcn.0048ac30
push dword [esp + 0x9c]
mov eax, ebx
mov byte [esp + 0x23], bl
push dword [esp + 0x28]
shr eax, 8
mov byte [esp + 0x26], al
mov eax, ebx
shr eax, 0x10
mov byte [esp + 0x25], al
mov eax, ebx
shr eax, 0x18
mov byte [esp + 0x24], al
lea eax, [esp + 0x38]
push eax
call fcn.0048ade0
add esp, 0x18
test eax, eax
jne 0x4f6087
jmp 0x4f6173
lea eax, [esp + 0x40]
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.0048ab60
add esp, 0xc
test eax, eax
je 0x4f6173
push esi
lea eax, [esp + 0x40]
push eax
push ebp
call fcn.0041d380
lea eax, [esp + 0x48]
push edi
push eax
call fcn.00499c90
add esp, 0x14
mov dword [esp + 0x1c], 1
lea eax, [esp + 0x24]
push eax
call fcn.0048adf0
mov eax, dword [esp + 0x20]
add esp, 4
pop edi
pop ebx
pop esi
pop ebp
mov ecx, dword [esp + 0x6c]
xor ecx, esp
call fcn.0040721f
add esp, 0x70
ret
mov ecx, dword [esp + 0x74]
xor eax, eax
pop esi
pop ebp
xor ecx, esp
call fcn.0040721f
add esp, 0x70
ret
Function at 0x4f9730
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
mov eax, dword [esp + 0x10]
mov edx, 0x400
push ebx
push ebp
mov ebp, dword [esp + 0xc]
push esi
push edi
mov edi, 0x80
mov esi, edx
mov ecx, edi
mov byte [ebp], 0
cmp dword [esp + 0x18], ecx
cmovle ecx, dword [esp + 0x18]
test eax, eax
cmovg esi, eax
cmp esi, edx
cmovg esi, edx
mov dword [esp + 0x14], esi
test ecx, ecx
jle 0x4f9785
mov ebx, dword [esp + 0x1c]
mov edx, ebp
sub ebx, ebp
mov esi, ecx
mov al, byte [ebx + edx]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub esi, 1
jne 0x4f9773
mov esi, dword [esp + 0x14]
movzx ebx, byte [ecx + ebp - 1]
cmp ecx, edi
jge 0x4f97aa
mov edx, ebp
movzx eax, byte [edx]
lea edx, [edx + 1]
add eax, ebx
movzx eax, al
movzx ebx, byte [eax + 0x5917a8]
mov byte [ecx + ebp], bl
inc ecx
cmp ecx, edi
jl 0x4f9790
mov ecx, dword [esp + 0x14]
lea ebx, [esi + 7]
sar ebx, 3
neg ecx
sub edi, ebx
and ecx, 7
movzx eax, byte [edi + ebp]
lea esi, [edi + ebp]
mov edx, 0xff
sar edx, cl
and edx, eax
movzx ecx, byte [edx + 0x5917a8]
mov byte [esi], cl
test edi, edi
je 0x4f97f8
nop dword [eax + eax]
movzx eax, byte [esi + ebx - 1]
lea esi, [esi - 1]
xor eax, ecx
movzx ecx, byte [eax + 0x5917a8]
mov byte [esi], cl
sub edi, 1
jne 0x4f97e0
lea esi, [ebp + 0xfc]
mov edi, 0x40
lea edx, [ebp + 0x7e]
movzx ecx, byte [edx + 1]
lea esi, [esi - 4]
movzx eax, byte [edx]
lea edx, [edx - 2]
shl ecx, 8
or ecx, eax
mov dword [esi + 4], ecx
sub edi, 1
jne 0x4f9806
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x4fb4a0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, 0x2c
call fcn.00407260
mov eax, dword [0x5b70dc]
xor eax, esp
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0x34]
mov dword [esp], eax
mov eax, dword [esp + 0x3c]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x40]
mov dword [esp + 0x18], eax
push ebx
push ebp
movzx ebx, byte [eax]
lea ebp, [eax + 1]
mov edx, ebp
shl ebx, 0x18
push esi
push edi
mov edi, dword [esp + 0x54]
movzx eax, byte [edx]
movzx ecx, byte [edx + 3]
shl eax, 0x10
or ebx, eax
shl ecx, 0x18
movzx eax, byte [edx + 1]
shl eax, 8
or ebx, eax
mov esi, dword [edi]
movzx eax, byte [edx + 2]
or ebx, eax
mov dword [esp + 0x1c], edi
movzx eax, byte [edx + 4]
shl eax, 0x10
or ecx, eax
mov dword [esp + 0x24], ebp
movzx eax, byte [edx + 6]
mov dword [esp + 0x14], ecx
movzx ecx, byte [edx + 5]
mov edx, dword [esp + 0x14]
shl ecx, 8
or ecx, eax
mov dword [esp + 0x14], ebx
mov eax, ebx
mov byte [esp + 0x2f], bl
shr eax, 0x18
or edx, ecx
mov byte [esp + 0x2c], al
mov eax, ebx
shr eax, 0x10
mov byte [esp + 0x2d], al
mov eax, ebx
shr eax, 8
mov byte [esp + 0x2e], al
mov eax, edx
shr eax, 0x18
mov byte [esp + 0x30], al
mov eax, edx
shr eax, 0x10
mov byte [esp + 0x31], al
mov eax, edx
shr eax, 8
mov byte [esp + 0x32], al
mov eax, dword [esp + 0x48]
mov dword [esp + 0x18], edx
mov byte [esp + 0x33], dl
test eax, eax
je 0x4fb665
mov ecx, dword [esp + 0x10]
mov edi, dword [esp + 0x40]
sub ecx, edi
mov dword [esp + 0x10], ecx
xor ebp, ebp
nop dword [eax]
dec eax
mov dword [esp + 0x48], eax
test esi, esi
jne 0x4fb5f5
push dword [esp + 0x20]
lea eax, [esp + 0x18]
push eax
call fcn.004faeb0
mov ebx, dword [esp + 0x1c]
add esp, 8
mov edx, dword [esp + 0x18]
mov eax, ebx
shr eax, 0x18
mov byte [esp + 0x2c], al
mov eax, ebx
mov ecx, dword [esp + 0x10]
shr eax, 0x10
mov byte [esp + 0x2d], al
mov eax, ebx
shr eax, 8
mov byte [esp + 0x2e], al
mov eax, edx
shr eax, 0x18
mov byte [esp + 0x30], al
mov eax, edx
shr eax, 0x10
mov byte [esp + 0x31], al
mov eax, edx
shr eax, 8
inc ebp
mov byte [esp + 0x2f], bl
mov byte [esp + 0x32], al
mov byte [esp + 0x33], dl
mov al, byte [esp + esi + 0x2c]
inc esi
xor al, byte [edi]
and esi, 7
mov byte [ecx + edi], al
inc edi
mov eax, dword [esp + 0x48]
test eax, eax
jne 0x4fb590
test ebp, ebp
mov ebp, dword [esp + 0x24]
je 0x4fb64c
mov ecx, dword [esp + 0x28]
mov eax, ebx
shr eax, 0x18
mov byte [ecx], al
mov eax, ebx
shr eax, 0x10
mov byte [ebp], al
mov eax, ebx
shr eax, 8
mov byte [ebp + 1], al
mov eax, edx
shr eax, 0x18
mov byte [ebp + 2], bl
mov byte [ebp + 3], al
mov eax, edx
shr eax, 0x10
mov byte [ebp + 4], al
mov eax, edx
shr eax, 8
mov byte [ebp + 5], al
mov byte [ebp + 6], dl
mov eax, dword [esp + 0x1c]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x28]
xor ecx, esp
call fcn.0040721f
add esp, 0x2c
ret
mov ecx, dword [esp + 0x38]
mov dword [edi], esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0040721f
add esp, 0x2c
ret
Function at 0x4ff190
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.00407260
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 0x4ff1dd
mov edx, dword [esp + 0x30]
test esi, esi
je 0x4ff1dd
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 0x4ff1c0
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 0x4ff297
mov edi, ebx
nop
mov ebx, esi
shr ebx, 4
add edx, ebx
mov dword [esp + 0x24], edx
cmp edx, ebx
jae 0x4ff227
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 0x4ff279
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 0x4ff263
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 0x4ff210
mov edi, dword [esp + 0x14]
mov ebx, dword [esp + 0x2c]
test esi, esi
je 0x4ff305
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 0x4ff2e2
push ebx
call fcn.004ff350
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 0x4ff2f3
mov eax, dword [esp + 0x34]
mov dword [eax], edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
Function at 0x4ff960
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 8]
mov eax, dword [ebx + 0x38]
or eax, dword [ebx + 0x3c]
je 0x4ff974
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 0x4ffa29
jb 0x4ff999
test eax, eax
jne 0x4ffa29
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 0x4ff9d9
nop
test esi, esi
je 0x4ff9c5
mov al, byte [ebp]
dec esi
xor byte [edi + ebx + 0x40], al
inc ebp
inc edi
and edi, 0xf
jne 0x4ff9b0
jmp 0x4ff9c9
test edi, edi
jne 0x4ffa1c
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00500c80
add esp, 8
mov eax, esi
and eax, 0xfffffff0
mov dword [esp + 0x14], eax
je 0x4ff9fe
push eax
push ebp
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00500a40
add ebp, dword [esp + 0x24]
add esp, 0x10
sub esi, dword [esp + 0x14]
test esi, esi
je 0x4ffa1c
xor ecx, ecx
mov edi, esi
test esi, esi
je 0x4ffa1c
nop word [eax + eax]
mov al, byte [ecx + ebp]
xor byte [ebx + ecx + 0x40], al
inc ecx
cmp ecx, esi
jb 0x4ffa10
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 0x500c80
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x14
call fcn.00407260
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 + 0x596aa0]
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 + 0x596aa0]
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 + 0x596aa0]
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 0x500d20
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
Function at 0x504a20
Capabilities:
Encode data using xor

Disassembly:
cmp dword [esp + 0x18], 0
je 0x504a34
mov dword [esp + 0x18], fcn.00503200
jmp fcn.004feed0
mov dword [esp + 0x18], fcn.005024a0
jmp fcn.004fec20
Function at 0x50de30
Capabilities:
Encode data using add xor sub operations
Encode data using xor

Disassembly:
mov eax, 0x18
call fcn.00407260
mov eax, dword [0x5b70dc]
xor eax, esp
mov dword [esp + 0x14], eax
mov ecx, dword [esp + 0x20]
mov eax, dword [esp + 0x1c]
mov edx, dword [esp + 0x28]
mov dword [esp], eax
mov eax, dword [ecx]
push ebp
mov ebp, dword [esp + 0x30]
mov dword [esp + 8], eax
mov eax, dword [ecx + 4]
mov dword [esp + 0xc], eax
test ebp, ebp
jle 0x50df39
push ebx
mov ebx, dword [esp + 0x2c]
push esi
push edi
lea esi, [edx + 2]
lea edi, [ebx + 3]
sub ebx, edx
nop dword [eax]
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x18]
push eax
push dword [esp + 0x18]
call fcn.0050e1f0
movzx ecx, byte [edi - 3]
lea edi, [edi + 8]
movzx eax, byte [esp + 0x28]
lea esi, [esi + 8]
xor ecx, eax
add esp, 0xc
movzx eax, byte [esp + 0x1d]
mov byte [esi - 0xa], cl
mov byte [esp + 0x14], cl
movzx ecx, byte [edi - 0xa]
xor ecx, eax
movzx eax, byte [esp + 0x1e]
mov byte [esi - 9], cl
mov byte [esp + 0x15], cl
movzx ecx, byte [esi + ebx - 8]
xor ecx, eax
movzx eax, byte [esp + 0x1f]
mov byte [esi - 8], cl
mov byte [esp + 0x16], cl
movzx ecx, byte [edi - 8]
xor ecx, eax
movzx eax, byte [esp + 0x20]
mov byte [esi - 7], cl
mov byte [esp + 0x17], cl
movzx ecx, byte [edi - 7]
xor ecx, eax
movzx eax, byte [esp + 0x21]
mov byte [esi - 6], cl
mov byte [esp + 0x18], cl
movzx ecx, byte [edi - 6]
xor ecx, eax
movzx eax, byte [esp + 0x22]
mov byte [esi - 5], cl
mov byte [esp + 0x19], cl
movzx ecx, byte [edi - 5]
xor ecx, eax
movzx eax, byte [esp + 0x23]
mov byte [esi - 4], cl
mov byte [esp + 0x1a], cl
movzx ecx, byte [edi - 4]
xor ecx, eax
mov byte [esi - 3], cl
mov byte [esp + 0x1b], cl
sub ebp, 1
jne 0x50de80
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x18]
pop ebp
xor ecx, esp
call fcn.0040721f
add esp, 0x18
ret
Function at 0x510200
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x10
call fcn.00407260
mov edx, dword [esp + 0x20]
xor ecx, ecx
test edx, edx
je 0x5102f5
push ebx
mov ebx, dword [esp + 0x20]
push esi
mov esi, dword [esp + 0x1c]
push edi
mov edi, dword [esp + 0x24]
cmp edx, 0x20
jb 0x5102ce
push ebp
lea eax, [ebx - 1]
lea ebp, [esi - 1]
add eax, edx
add ebp, edx
cmp esi, eax
ja 0x510247
cmp ebp, ebx
jae 0x5102cd
lea eax, [edi - 1]
add eax, edx
cmp esi, eax
ja 0x510254
cmp ebp, edi
jae 0x5102cd
mov eax, edx
lea ebp, [esi + 0x10]
mov edx, edi
and eax, 0xffffffe0
sub edx, ebx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x10], edx
mov eax, ebx
mov edx, esi
sub edx, ebx
mov dword [esp + 0x14], edx
mov edx, edi
mov edi, dword [esp + 0x14]
sub edx, esi
mov esi, dword [esp + 0x10]
mov dword [esp + 0x18], edx
mov edx, dword [esp + 0x30]
mov ebx, dword [esp + 0x18]
nop word [eax + eax]
movups xmm0, xmmword [eax]
add ecx, 0x20
lea eax, [eax + 0x20]
lea ebp, [ebp + 0x20]
movups xmm1, xmmword [esi + eax - 0x20]
pxor xmm1, xmm0
movups xmmword [edi + eax - 0x20], xmm1
movups xmm1, xmmword [ebx + ebp - 0x20]
movups xmm0, xmmword [eax - 0x10]
pxor xmm1, xmm0
movups xmmword [ebp - 0x20], xmm1
cmp ecx, dword [esp + 0x1c]
jb 0x510290
mov esi, dword [esp + 0x24]
mov edi, dword [esp + 0x28]
mov ebx, dword [esp + 0x2c]
pop ebp
cmp ecx, edx
jae 0x5102f2
sub edi, ebx
lea eax, [ecx + ebx]
sub esi, ebx
sub edx, ecx
nop dword [eax + eax]
mov cl, byte [eax + edi]
lea eax, [eax + 1]
xor cl, byte [eax - 1]
mov byte [eax + esi - 1], cl
sub edx, 1
jne 0x5102e0
pop edi
pop esi
pop ebx
add esp, 0x10
ret
Function at 0x51c2c0
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 8]
push ebx
mov ebx, dword [esp + 0x10]
push ebp
mov ecx, dword [edx + 4]
mov ebp, edx
push edi
cmp ecx, dword [ebx + 4]
mov edi, dword [esp + 0x10]
cmovge ebp, ebx
cmovge ebx, edx
mov eax, dword [ebx + 4]
cmp eax, dword [edi + 8]
jg 0x51c2e9
mov eax, edi
jmp 0x51c2f3
push eax
push edi
call fcn.004874b0
add esp, 8
test eax, eax
jne 0x51c2fb
pop edi
pop ebp
pop ebx
ret
xor eax, eax
cmp dword [ebp + 4], eax
jle 0x51c31a
push esi
mov ecx, dword [ebx]
mov edx, dword [ebp]
mov esi, dword [ecx + eax*4]
mov ecx, dword [edi]
xor esi, dword [edx + eax*4]
mov dword [ecx + eax*4], esi
inc eax
cmp eax, dword [ebp + 4]
jl 0x51c303
pop esi
cmp eax, dword [ebx + 4]
jge 0x51c330
nop
mov ecx, dword [ebx]
mov edx, dword [edi]
mov ecx, dword [ecx + eax*4]
mov dword [edx + eax*4], ecx
inc eax
cmp eax, dword [ebx + 4]
jl 0x51c320
mov ecx, dword [ebx + 4]
mov dword [edi + 4], ecx
test ecx, ecx
jle 0x51c353
mov edx, dword [edi]
add edx, 0xfffffffc
lea edx, [edx + ecx*4]
mov eax, dword [edx]
lea edx, [edx - 4]
test eax, eax
jne 0x51c350
dec ecx
test ecx, ecx
jg 0x51c342
mov dword [edi + 4], ecx
cmp dword [edi + 4], 0
jne 0x51c360
mov dword [edi + 0xc], 0
pop edi
pop ebp
mov eax, 1
pop ebx
ret