joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4c25a0
Capabilities:
Encode data using xor
Encrypt data using aes
Reference aes constants

Disassembly:
jmp 0x4d3ef0
push ebp
mov ebp, dword [esp + 0x10]
push ebp
push dword [esp + 0x10]
push dword [esp + 0x10]
call fcn.004d4100
add esp, 0xc
test eax, eax
js 0x4d40f9
mov eax, dword [ebp + 0xf0]
push ebx
push esi
push edi
lea edi, [eax*4]
xor ebx, ebx
test edi, edi
jle 0x4d3f76
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 0x4d3f30
mov eax, dword [ebp + 0xf0]
mov edi, 1
cmp eax, edi
jle 0x4d40f4
lea esi, [ebp + 4]
movzx eax, byte [esi + 0xd]
lea esi, [esi + 0x10]
mov edx, dword [esi - 4]
inc edi
movzx ecx, byte [eax*4 + 0x5964c0]
mov eax, edx
shr eax, 0x18
mov ecx, dword [ecx*4 + 0x5978c0]
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x5970c0]
movzx eax, byte [esi - 2]
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x5974c0]
movzx eax, dl
mov edx, dword [esi]
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x597cc0]
mov eax, edx
shr eax, 0x10
movzx eax, al
mov dword [esi - 4], ecx
movzx ecx, byte [eax*4 + 0x5964c0]
mov eax, edx
shr eax, 8
movzx eax, al
mov ecx, dword [ecx*4 + 0x5974c0]
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x5978c0]
mov eax, edx
shr eax, 0x18
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x5970c0]
movzx eax, dl
mov edx, dword [esi + 4]
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x597cc0]
mov eax, edx
shr eax, 0x10
movzx eax, al
mov dword [esi], ecx
movzx ecx, byte [eax*4 + 0x5964c0]
mov eax, edx
shr eax, 8
movzx eax, al
mov ecx, dword [ecx*4 + 0x5974c0]
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x5978c0]
mov eax, edx
shr eax, 0x18
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x5970c0]
movzx eax, dl
mov edx, dword [esi + 8]
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x597cc0]
mov eax, edx
shr eax, 0x10
movzx eax, al
mov dword [esi + 4], ecx
movzx ecx, byte [eax*4 + 0x5964c0]
mov eax, edx
shr eax, 8
movzx eax, al
mov ecx, dword [ecx*4 + 0x5974c0]
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x5978c0]
mov eax, edx
shr eax, 0x18
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x5970c0]
movzx eax, dl
movzx eax, byte [eax*4 + 0x5964c0]
xor ecx, dword [eax*4 + 0x597cc0]
mov dword [esi + 8], ecx
cmp edi, dword [ebp + 0xf0]
jl 0x4d3f86
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
Function at 0x4c8950
Capabilities:
Encode data using xor

Disassembly:
push edi
mov edi, dword [esp + 8]
cmp dword [edi + 0x10c], 0xffffffff
jne 0x4c8962
xor eax, eax
pop edi
ret
push ebp
push esi
push edi
call fcn.00461b40
mov ecx, dword [esp + 0x1c]
add esp, 4
mov ebp, dword [esp + 0x14]
mov esi, eax
mov dword [ecx], esi
test ebp, ebp
je 0x4c8a25
mov ecx, dword [edi + 0x10c]
push ebx
cmp ecx, esi
jne 0x4c89b6
test esi, esi
jle 0x4c8a04
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 0x4c89a0
jmp 0x4c8a04
sub eax, ecx
mov byte [ecx + edi + 0xec], 0x80
cmp eax, 1
jle 0x4c89da
dec eax
push eax
lea eax, [edi + 0xed]
add eax, ecx
push 0
push eax
call fcn.005346b0
add esp, 0xc
test esi, esi
jle 0x4c8a04
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 0x4c89f0
push esi
push ebp
push ebp
push edi
call fcn.00472d20
add esp, 0x10
pop ebx
test eax, eax
jne 0x4c8a25
push esi
push ebp
call fcn.0046d6e0
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 0x4cb8c0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, 0x70
call fcn.00532ab0
mov eax, dword [0x5c84bc]
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 0x4cba97
mov esi, dword [esp + 0x80]
cmp esi, 0x40000000
ja 0x4cba97
cmp dword [esp + 0x88], 0x40000000
ja 0x4cba97
push ebx
push edi
push eax
call fcn.00472d70
mov edi, eax
lea eax, [esp + 0x28]
push eax
call fcn.0045e7f0
push 0
push dword [esp + 0x20]
lea eax, [esp + 0x34]
mov ebx, 1
push eax
call fcn.0045e2a0
push dword [esp + 0xa4]
lea eax, [esp + 0x3c]
mov dword [esp + 0x28], 0x1000000
push dword [esp + 0x30]
push eax
call fcn.0045e440
add esp, 0x20
test eax, eax
je 0x4cba73
push 4
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.0045e440
add esp, 0xc
test eax, eax
je 0x4cba73
push dword [esp + 0x98]
lea eax, [esp + 0x28]
push dword [esp + 0x24]
push eax
call fcn.0045e440
add esp, 0xc
test eax, eax
je 0x4cba73
push 0
cmp esi, edi
jb 0x4cba3b
lea eax, [esp + 0x28]
push ebp
push eax
call fcn.0045e1d0
add esp, 0xc
test eax, eax
je 0x4cba73
sub esi, edi
je 0x4cba6b
push 0
push dword [esp + 0x18]
lea eax, [esp + 0x2c]
add ebp, edi
push eax
inc ebx
call fcn.0045e2a0
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.0045e440
add esp, 0x18
test eax, eax
jne 0x4cb987
jmp 0x4cba73
lea eax, [esp + 0x40]
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.0045e1d0
add esp, 0xc
test eax, eax
je 0x4cba73
push esi
lea eax, [esp + 0x40]
push eax
push ebp
call fcn.00534810
lea eax, [esp + 0x48]
push edi
push eax
call fcn.0046d6e0
add esp, 0x14
mov dword [esp + 0x1c], 1
lea eax, [esp + 0x24]
push eax
call fcn.0045e450
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.00531ff3
add esp, 0x70
ret
mov ecx, dword [esp + 0x74]
xor eax, eax
pop esi
pop ebp
xor ecx, esp
call fcn.00531ff3
add esp, 0x70
ret
Function at 0x4cedd0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, 0x28
call fcn.00532ab0
mov eax, dword [0x5c84bc]
xor eax, esp
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x30]
mov dword [esp], eax
mov eax, dword [esp + 0x38]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x3c]
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 + 0x50]
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 + 0x14], 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 + 0x2c], ecx
movzx ecx, byte [edx + 5]
mov edx, dword [esp + 0x2c]
shl ecx, 8
or ecx, eax
mov dword [esp + 0x18], 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 + 0x44]
mov dword [esp + 0x1c], edx
mov byte [esp + 0x33], dl
test eax, eax
je 0x4cef95
mov ecx, dword [esp + 0x10]
mov edi, dword [esp + 0x3c]
sub ecx, edi
mov dword [esp + 0x10], ecx
xor ebp, ebp
nop dword [eax]
dec eax
mov dword [esp + 0x44], eax
test esi, esi
jne 0x4cef25
push dword [esp + 0x20]
lea eax, [esp + 0x1c]
push eax
call fcn.004ce3d0
mov ebx, dword [esp + 0x20]
add esp, 8
mov edx, dword [esp + 0x1c]
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 + 0x44]
test eax, eax
jne 0x4ceec0
test ebp, ebp
mov ebp, dword [esp + 0x24]
je 0x4cef7c
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 + 0x14]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.00531ff3
add esp, 0x28
ret
mov ecx, dword [esp + 0x34]
mov dword [edi], esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00531ff3
add esp, 0x28
ret
Function at 0x4d0d90
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, 0x28
call fcn.00532ab0
mov eax, dword [0x5c84bc]
xor eax, esp
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x30]
mov dword [esp], eax
mov eax, dword [esp + 0x38]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x3c]
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 + 0x50]
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 + 0x14], 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 + 0x2c], ecx
movzx ecx, byte [edx + 5]
mov edx, dword [esp + 0x2c]
shl ecx, 8
or ecx, eax
mov dword [esp + 0x18], 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 + 0x44]
mov dword [esp + 0x1c], edx
mov byte [esp + 0x33], dl
test eax, eax
je 0x4d0f55
mov ecx, dword [esp + 0x10]
mov edi, dword [esp + 0x3c]
sub ecx, edi
mov dword [esp + 0x10], ecx
xor ebp, ebp
nop dword [eax]
dec eax
mov dword [esp + 0x44], eax
test esi, esi
jne 0x4d0ee5
push dword [esp + 0x20]
lea eax, [esp + 0x1c]
push eax
call fcn.004d07c0
mov ebx, dword [esp + 0x20]
add esp, 8
mov edx, dword [esp + 0x1c]
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 + 0x44]
test eax, eax
jne 0x4d0e80
test ebp, ebp
mov ebp, dword [esp + 0x24]
je 0x4d0f3c
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 + 0x14]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.00531ff3
add esp, 0x28
ret
mov ecx, dword [esp + 0x34]
mov dword [edi], esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00531ff3
add esp, 0x28
ret
Function at 0x4d4ba0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.00532ab0
push ebx
mov ebx, dword [esp + 0x14]
push ebp
mov ebp, dword [esp + 0x14]
push esi
mov esi, dword [esp + 0x20]
push edi
mov edi, dword [esp + 0x34]
mov edi, dword [edi]
mov dword [esp + 0x14], edi
test edi, edi
je 0x4d4be9
mov ecx, dword [esp + 0x30]
nop dword [eax]
test esi, esi
je 0x4d4be9
mov al, byte [edi + ecx]
dec esi
xor al, byte [ebp]
inc edi
mov byte [ebx], al
inc ebp
inc ebx
and edi, 0xf
mov dword [esp + 0x14], edi
jne 0x4d4bd0
mov ecx, dword [esp + 0x2c]
movzx edx, byte [ecx + 0xc]
movzx eax, byte [ecx + 0xd]
shl edx, 8
or edx, eax
movzx eax, byte [ecx + 0xe]
shl edx, 8
or edx, eax
movzx eax, byte [ecx + 0xf]
shl edx, 8
or edx, eax
mov dword [esp + 0x24], edx
cmp esi, 0x10
jb 0x4d4cb8
mov edi, ecx
nop dword [eax + eax]
mov ecx, esi
shr ecx, 4
push edi
push dword [esp + 0x2c]
lea eax, [ecx + edx]
neg edx
cmp eax, ecx
cmovae edx, ecx
mov dword [esp + 0x18], edx
xor edx, edx
push dword [esp + 0x18]
cmp eax, ecx
push ebx
cmovae edx, eax
push ebp
mov dword [esp + 0x38], edx
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 0x4d4c96
mov edx, 0xc
mov eax, 1
nop dword [eax]
movzx ecx, byte [edx + edi - 1]
dec edx
add eax, ecx
mov byte [edx + edi], al
shr eax, 8
test edx, edx
jne 0x4d4c80
mov edx, dword [esp + 0x24]
mov eax, dword [esp + 0x10]
shl eax, 4
sub esi, eax
add ebx, eax
add ebp, eax
cmp esi, 0x10
jae 0x4d4c20
mov edi, dword [esp + 0x14]
mov ecx, dword [esp + 0x2c]
mov dword [esp + 0x24], edx
test esi, esi
je 0x4d4d26
mov eax, dword [esp + 0x30]
xorps xmm0, xmm0
push ecx
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
mov edx, dword [esp + 0x2c]
inc ecx
mov eax, ecx
shr eax, 0x18
mov byte [edx + 0xc], al
mov eax, ecx
shr eax, 0x10
mov byte [edx + 0xd], al
mov eax, ecx
shr eax, 8
mov byte [edx + 0xe], al
mov byte [edx + 0xf], cl
test ecx, ecx
jne 0x4d4d07
push edx
call fcn.004d4d70
add esp, 4
mov eax, dword [esp + 0x30]
sub ebp, eax
sub ebx, eax
lea ecx, [edi + eax]
add edi, esi
mov al, byte [ecx + ebp]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
mov byte [ebx + ecx - 1], al
sub esi, 1
jne 0x4d4d14
mov eax, dword [esp + 0x34]
mov dword [eax], edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
Function at 0x4d5340
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.00532ab0
push ebp
mov ebp, dword [esp + 0xc]
mov eax, dword [ebp + 0x38]
or eax, dword [ebp + 0x3c]
je 0x4d535f
mov eax, 0xfffffffe
pop ebp
pop ecx
ret
push esi
mov esi, dword [esp + 0x18]
xor ecx, ecx
mov eax, esi
add eax, dword [ebp + 0x30]
adc ecx, dword [ebp + 0x34]
cmp ecx, 0x20000000
ja 0x4d5429
jb 0x4d5384
test eax, eax
jne 0x4d5429
push ebx
mov ebx, dword [esp + 0x18]
push edi
mov edi, dword [ebp + 0x16c]
mov dword [ebp + 0x34], ecx
lea ecx, [ebp + 0x40]
mov dword [ebp + 0x30], eax
test edi, edi
je 0x4d53d5
nop dword [eax]
test esi, esi
je 0x4d53ba
mov al, byte [ebx]
lea ecx, [ebp + 0x40]
xor byte [ecx + edi], al
inc ebx
inc edi
mov dword [esp + 0x18], ecx
dec esi
and edi, 0xf
jne 0x4d53a0
jmp 0x4d53c2
mov dword [esp + 0x18], ecx
test edi, edi
jne 0x4d541b
lea eax, [ebp + 0x60]
push eax
push ecx
call fcn.004d67a0
mov ecx, dword [esp + 0x20]
add esp, 8
jmp 0x4d53d9
mov dword [esp + 0x18], ecx
mov eax, esi
lea edx, [ebp + 0x60]
and eax, 0xfffffff0
mov dword [esp + 0x10], eax
je 0x4d53fb
push eax
push ebx
push edx
push ecx
call fcn.004d6570
add ebx, dword [esp + 0x20]
add esp, 0x10
sub esi, dword [esp + 0x10]
test esi, esi
je 0x4d541b
xor ecx, ecx
mov edi, esi
test esi, esi
je 0x4d541b
mov edx, dword [esp + 0x18]
nop dword [eax + eax]
mov al, byte [ecx + ebx]
xor byte [edx + ecx], al
inc ecx
cmp ecx, esi
jb 0x4d5410
mov dword [ebp + 0x16c], edi
xor eax, eax
pop edi
pop ebx
pop esi
pop ebp
pop ecx
ret
pop esi
or eax, 0xffffffff
pop ebp
pop ecx
ret
Function at 0x4d5f80
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x10
call fcn.00532ab0
push ebx
mov ebx, dword [esp + 0x18]
push ebp
push esi
push edi
mov eax, dword [ebx + 0x30]
mov esi, dword [ebx + 0x34]
mov ecx, dword [ebx + 0x38]
mov edi, dword [ebx + 0x3c]
shld esi, eax, 3
shld edi, ecx, 3
shl eax, 3
shl ecx, 3
cmp dword [ebx + 0x168], 0
mov dword [esp + 0x1c], esi
mov dword [esp + 0x14], eax
mov dword [esp + 0x18], edi
mov dword [esp + 0x10], ecx
jne 0x4d5fce
cmp dword [ebx + 0x16c], 0
je 0x4d5fe6
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.004d67a0
mov eax, dword [esp + 0x1c]
add esp, 8
mov ecx, dword [esp + 0x10]
mov dword [ebx + 0x30], eax
mov dword [ebx + 0x38], ecx
mov ecx, eax
mov dword [ebx + 0x34], esi
mov eax, esi
shrd ecx, eax, 8
mov dword [ebx + 0x3c], edi
movzx eax, cl
cdq
mov ebx, eax
mov ecx, dword [esp + 0x14]
mov ebp, edx
movzx eax, cl
cdq
shld edx, eax, 8
shl eax, 8
or ebp, edx
or ebx, eax
mov eax, esi
shrd ecx, eax, 0x10
shld ebp, ebx, 8
movzx eax, cl
mov ecx, dword [esp + 0x14]
cdq
shl ebx, 8
or ebp, edx
or ebx, eax
mov eax, esi
shrd ecx, eax, 0x18
shld ebp, ebx, 8
movzx eax, cl
mov ecx, dword [esp + 0x1c]
cdq
shl ebx, 8
or ebp, edx
or ebx, eax
movzx eax, cl
cdq
shld ebp, ebx, 8
shl ebx, 8
or ebp, edx
or ebx, eax
mov eax, ecx
shr eax, 8
movzx eax, al
cdq
shld ebp, ebx, 8
shl ebx, 8
or ebp, edx
or ebx, eax
mov eax, ecx
shr eax, 0x10
movzx eax, al
cdq
shld ebp, ebx, 8
shr ecx, 0x18
shl ebx, 8
or ebp, edx
or ebx, eax
mov eax, edi
shld ebp, ebx, 8
shl ebx, 8
or ebx, ecx
mov ecx, dword [esp + 0x10]
shrd ecx, eax, 8
movzx eax, cl
mov ecx, dword [esp + 0x10]
cdq
mov esi, eax
mov edi, edx
movzx eax, cl
cdq
shld edx, eax, 8
shl eax, 8
or edi, edx
or esi, eax
mov eax, dword [esp + 0x18]
shld edi, esi, 8
shl esi, 8
shrd ecx, eax, 0x10
movzx eax, cl
mov ecx, dword [esp + 0x10]
cdq
or esi, eax
or edi, edx
mov eax, dword [esp + 0x18]
shrd ecx, eax, 0x18
shld edi, esi, 8
movzx eax, cl
mov ecx, dword [esp + 0x18]
cdq
shl esi, 8
or edi, edx
or esi, eax
movzx eax, cl
shld edi, esi, 8
cdq
shl esi, 8
or edi, edx
or esi, eax
mov eax, ecx
shld edi, esi, 8
shr eax, 8
movzx eax, al
cdq
shl esi, 8
or edi, edx
or esi, eax
mov eax, ecx
shld edi, esi, 8
shr eax, 0x10
movzx eax, al
shl esi, 8
cdq
or esi, eax
shr ecx, 0x18
or edi, edx
shld edi, esi, 8
shl esi, 8
or esi, ecx
mov ecx, dword [esp + 0x24]
add ecx, 0x40
xor dword [ecx], ebx
mov ebx, dword [esp + 0x24]
xor dword [ecx + 4], ebp
xor dword [ebx + 0x48], esi
lea eax, [ebx + 0x60]
xor dword [ebx + 0x4c], edi
push eax
push ecx
call fcn.004d67a0
mov eax, dword [ebx + 0x20]
lea ecx, [ebx + 0x40]
xor dword [ecx], eax
add esp, 8
mov eax, dword [ebx + 0x24]
xor dword [ecx + 4], eax
mov eax, dword [ebx + 0x28]
xor dword [ebx + 0x48], eax
mov eax, dword [ebx + 0x2c]
xor dword [ebx + 0x4c], eax
mov edx, dword [esp + 0x28]
pop edi
pop esi
pop ebp
pop ebx
test edx, edx
je 0x4d618e
mov eax, dword [esp + 0x1c]
cmp eax, 0x10
ja 0x4d618e
add esp, 0x10
mov dword [esp + 0xc], eax
mov dword [esp + 8], edx
mov dword [esp + 4], ecx
jmp fcn.0046e8f0
or eax, 0xffffffff
add esp, 0x10
ret
Function at 0x4da520
Capabilities:
Encode data using xor

Disassembly:
cmp dword [esp + 0x18], 0
je 0x4da534
mov dword [esp + 0x18], fcn.004d8d00
jmp fcn.004d48e0
mov dword [esp + 0x18], fcn.004d7f90
jmp fcn.004d4620
Function at 0x4e3c60
Capabilities:
Encode data using add xor sub operations
Encode data using xor

Disassembly:
mov eax, 0x18
call fcn.00532ab0
mov eax, dword [0x5c84bc]
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 ebx
mov ebx, dword [esp + 0x30]
mov dword [esp + 8], eax
mov eax, dword [ecx + 4]
mov dword [esp + 0xc], eax
test ebx, ebx
jle 0x4e3d49
push ebp
mov ebp, dword [esp + 0x2c]
push esi
push edi
lea esi, [edx + 2]
lea edi, [ebp + 3]
sub ebp, edx
nop dword [eax]
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x18]
push eax
push dword [esp + 0x18]
call fcn.004e4080
mov al, byte [edi - 3]
lea edi, [edi + 8]
xor al, byte [esp + 0x28]
lea esi, [esi + 8]
mov byte [esi - 0xa], al
add esp, 0xc
mov byte [esp + 0x14], al
mov al, byte [edi - 0xa]
xor al, byte [esp + 0x1d]
mov byte [esi - 9], al
mov byte [esp + 0x15], al
mov al, byte [esi + ebp - 8]
xor al, byte [esp + 0x1e]
mov byte [esi - 8], al
mov byte [esp + 0x16], al
mov al, byte [edi - 8]
xor al, byte [esp + 0x1f]
mov byte [esi - 7], al
mov byte [esp + 0x17], al
mov al, byte [edi - 7]
xor al, byte [esp + 0x20]
mov byte [esi - 6], al
mov byte [esp + 0x18], al
mov al, byte [edi - 6]
xor al, byte [esp + 0x21]
mov byte [esi - 5], al
mov byte [esp + 0x19], al
mov al, byte [edi - 5]
xor al, byte [esp + 0x22]
mov byte [esi - 4], al
mov byte [esp + 0x1a], al
mov al, byte [edi - 4]
xor al, byte [esp + 0x23]
mov byte [esi - 3], al
mov byte [esp + 0x1b], al
sub ebx, 1
jne 0x4e3cb0
pop edi
pop esi
pop ebp
mov ecx, dword [esp + 0x18]
pop ebx
xor ecx, esp
call fcn.00531ff3
add esp, 0x18
ret
Function at 0x4f1f40
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 0x4f1f69
mov eax, edi
jmp 0x4f1f73
push eax
push edi
call fcn.0045a900
add esp, 8
test eax, eax
jne 0x4f1f7b
pop edi
pop ebp
pop ebx
ret
push esi
xor esi, esi
cmp dword [ebp + 4], esi
jle 0x4f1f99
mov eax, dword [ebp]
mov ecx, dword [ebx]
mov edx, dword [eax + esi*4]
mov eax, dword [edi]
xor edx, dword [ecx + esi*4]
mov dword [eax + esi*4], edx
inc esi
cmp esi, dword [ebp + 4]
jl 0x4f1f83
mov eax, dword [ebx + 4]
cmp esi, eax
jge 0x4f1fb2
mov eax, dword [ebx]
mov ecx, dword [edi]
mov eax, dword [eax + esi*4]
mov dword [ecx + esi*4], eax
inc esi
mov eax, dword [ebx + 4]
cmp esi, eax
jl 0x4f1fa0
mov dword [edi + 4], eax
pop esi
test eax, eax
jle 0x4f1fd5
mov edx, dword [edi]
add edx, 0xfffffffc
lea edx, [edx + eax*4]
mov ecx, dword [edx]
lea edx, [edx - 4]
test ecx, ecx
jne 0x4f1fd0
dec eax
test eax, eax
jg 0x4f1fc2
mov dword [edi + 4], eax
test eax, eax
jne 0x4f1fde
mov dword [edi + 0xc], 0
pop edi
pop ebp
mov eax, 1
pop ebx
ret