joyce8/EMBER2024-capa huggingface dataset:
Function at 0x50b45f
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
push ebx
push esi
push edi
mov edi, ecx
mov eax, dword [edi + 4]
mov ecx, dword [edi + 0x84]
mov dword [ebp - 8], ecx
mov ecx, dword [edi + 0x8c]
mov ebx, dword [eax + 0x5c]
mov dword [ebp - 0xc], eax
mov dword [ebp - 0x10], ebx
call fcn.004e2bdf
mov esi, dword [ebp + 0xc]
mov ecx, dword [ebp + 8]
and esi, 1
add esi, esi
mov dword [ebp - 4], eax
and ecx, 1
or esi, ecx
shl esi, 8
cmp byte [edi + 0x88], 2
je 0x50b57d
movd xmm0, dword [ebp + 0xc]
lea eax, [ebp - 0x18]
cvtdq2ps xmm0, xmm0
push eax
push ecx
push ecx
lea ebx, [edi + 0x5c]
addss xmm0, dword [0x5f930c]
movss dword [esp + 4], xmm0
movd xmm0, dword [ebp + 8]
cvtdq2ps xmm0, xmm0
addss xmm0, dword [0x5f930c]
movss dword [esp], xmm0
push ebx
call dword [ebp - 8]
movss xmm0, dword [ebp - 0x18]
add esp, 0x10
cmp byte [edi + 0x88], 1
movss xmm1, dword [0x616d5c]
mulss xmm0, xmm1
cvttss2si eax, xmm0
mov dword [ebp - 8], eax
jne 0x50b529
movd xmm0, dword [ebp + 0xc]
lea eax, [ebp + 8]
push 0
cvtdq2ps xmm0, xmm0
push eax
push ecx
mov ecx, ebx
movss dword [esp], xmm0
call fcn.004ef5e8
mov ecx, dword [ebp + 8]
jmp 0x50b535
movss xmm0, dword [ebx]
mulss xmm0, xmm1
cvttss2si ecx, xmm0
mov eax, 0x50b7f2
test ecx, ecx
jne 0x50b545
mov eax, 0x50b82c
jmp 0x50b561
mov edx, dword [ebp - 0xc]
cmp dword [edx + 0x58], 0
jne 0x50b555
mov eax, 0x50b61a
jmp 0x50b561
cmp dword [edx + 0x58], 2
mov edi, 0x50b7b6
cmove eax, edi
push dword [ebp + 0x14]
mov edi, dword [ebp - 4]
push esi
push edi
push dword [ebp + 0x10]
push dword [ebp - 8]
push ecx
push dword [ebp - 0x10]
call eax
add esp, 0x1c
jmp 0x50b611
movd xmm0, dword [ebp + 8]
lea ecx, [edi + 0x5c]
movd xmm1, dword [ebp + 0xc]
mov eax, dword [ebp + 0x14]
mov edi, dword [ebp - 4]
cvtdq2ps xmm0, xmm0
mov dword [ebp + 0x14], eax
mov eax, dword [ebp + 0x10]
mov dword [ebp - 0xc], ecx
mov dword [ebp + 0xc], eax
cvtdq2ps xmm1, xmm1
movss dword [ebp + 8], xmm0
movss dword [ebp - 0x10], xmm1
lea eax, [ebp - 0x18]
push eax
push ecx
push ecx
movss dword [esp + 4], xmm1
movss dword [esp], xmm0
push ecx
call dword [ebp - 8]
movss xmm0, dword [ebp - 0x18]
mulss xmm0, dword [0x616d5c]
cvttss2si eax, xmm0
push eax
call ebx
mov ecx, dword [ebp + 0xc]
add esp, 0x14
movss xmm0, dword [ebp + 8]
addss xmm0, dword [0x5f9338]
movss xmm1, dword [ebp - 0x10]
shr eax, 8
add eax, esi
xor esi, 0x100
movss dword [ebp + 8], xmm0
mov eax, dword [edi + eax*4]
mov dword [ecx], eax
add ecx, 4
sub dword [ebp + 0x14], 1
mov dword [ebp + 0xc], ecx
mov ecx, dword [ebp - 0xc]
jne 0x50b5ac
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
Function at 0x50c04b
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push ebx
push esi
push edi
mov edi, ecx
mov ebx, dword [edi + 4]
mov eax, dword [edi + 0x84]
mov ecx, dword [edi + 0x8c]
mov dword [ebp - 8], eax
mov eax, dword [ebx + 0x5c]
mov dword [ebp - 0xc], eax
call fcn.004e2bc1
mov esi, dword [ebp + 8]
xor esi, dword [ebp + 0xc]
and esi, 1
mov dword [ebp - 4], eax
shl esi, 8
lea eax, [edi + 0x5c]
cmp byte [edi + 0x88], 2
je 0x50c171
movd xmm0, dword [ebp + 0xc]
lea ecx, [ebp - 0x20]
cvtdq2ps xmm0, xmm0
push ecx
push ecx
push ecx
addss xmm0, dword [0x5f930c]
movss dword [esp + 4], xmm0
movd xmm0, dword [ebp + 8]
cvtdq2ps xmm0, xmm0
addss xmm0, dword [0x5f930c]
movss dword [esp], xmm0
push eax
call dword [ebp - 8]
movss xmm2, dword [edi + 0x68]
lea ecx, [edi + 0x5c]
movss xmm1, dword [ecx]
add esp, 0x10
cmp byte [edi + 0x88], 1
jne 0x50c11a
movd xmm0, dword [ebp + 0xc]
lea eax, [ebp - 0x14]
push eax
cvtdq2ps xmm0, xmm0
lea eax, [ebp - 0x18]
push eax
push ecx
movss dword [esp], xmm0
call fcn.004ef5e8
movd xmm1, dword [ebp - 0x18]
movd xmm2, dword [ebp - 0x14]
cvtdq2ps xmm1, xmm1
cvtdq2ps xmm2, xmm2
mulss xmm1, dword [0x616d1c]
mulss xmm2, dword [0x616d1c]
cmp dword [ebx + 0x58], 0
mov eax, 0x50c3ef
jne 0x50c12c
mov eax, 0x50c227
jmp 0x50c138
cmp dword [ebx + 0x58], 2
mov ecx, 0x50c358
cmove eax, ecx
push dword [ebp + 0x14]
mov edi, dword [ebp - 4]
movss xmm0, dword [ebp - 0x1c]
push esi
push edi
push dword [ebp + 0x10]
sub esp, 0x10
movss dword [esp + 0xc], xmm2
movss dword [esp + 8], xmm0
movss xmm0, dword [ebp - 0x20]
movss dword [esp + 4], xmm1
movss dword [esp], xmm0
call eax
add esp, 0x20
jmp 0x50c21e
movd xmm0, dword [ebp + 8]
movd xmm1, dword [ebp + 0xc]
mov ebx, dword [ebp + 0x14]
mov edi, dword [ebp - 4]
cvtdq2ps xmm0, xmm0
mov dword [ebp - 0x14], eax
cvtdq2ps xmm1, xmm1
movss dword [ebp + 8], xmm0
movss dword [ebp - 0x10], xmm1
lea ecx, [ebp - 0x20]
push ecx
push ecx
push ecx
movss dword [esp + 4], xmm1
movss dword [esp], xmm0
push eax
call dword [ebp - 8]
movss xmm0, dword [ebp - 0x1c]
pop ecx
pop ecx
movss dword [esp + 4], xmm0
movss xmm0, dword [ebp - 0x20]
movss dword [esp], xmm0
call fcn.004fb6f3
fstp dword [ebp + 0xc]
movss xmm0, dword [ebp + 0xc]
mulss xmm0, dword [0x616d5c]
cvttss2si eax, xmm0
push eax
call dword [ebp - 0xc]
mov ecx, dword [ebp + 0x10]
add esp, 0xc
movss xmm0, dword [ebp + 8]
addss xmm0, dword [0x5f9338]
movss xmm1, dword [ebp - 0x10]
shr eax, 8
add eax, esi
xor esi, 0x100
movss dword [ebp + 8], xmm0
mov ax, word [edi + eax*2]
mov word [ecx], ax
add ecx, 2
mov eax, dword [ebp - 0x14]
mov dword [ebp + 0x10], ecx
sub ebx, 1
jne 0x50c194
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
Function at 0x50f633
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
push ebx
mov ebx, ecx
push esi
push edi
mov eax, dword [ebx + 0x84]
mov ecx, dword [ebx + 0x8c]
mov dword [ebp - 8], eax
lea eax, [ebx + 0x5c]
mov dword [ebp - 4], eax
call fcn.004e2bc1
mov edi, dword [ebp + 8]
mov esi, edi
xor esi, dword [ebp + 0xc]
and esi, 1
mov dword [ebp - 0x10], eax
shl esi, 8
cmp byte [ebx + 0x88], 2
je 0x50f79b
movd xmm0, dword [ebp + 0xc]
lea eax, [ebp - 0x18]
cvtdq2ps xmm0, xmm0
push eax
push ecx
push ecx
addss xmm0, dword [0x5f930c]
movss dword [esp + 4], xmm0
movss dword [ebp - 4], xmm0
movd xmm0, edi
lea edi, [ebx + 0x5c]
cvtdq2ps xmm0, xmm0
addss xmm0, dword [0x5f930c]
movss dword [esp], xmm0
push edi
call dword [ebp - 8]
movss xmm1, dword [ebp - 0x18]
add esp, 0x10
cmp byte [ebx + 0x88], 1
movss xmm2, dword [ebp - 0x14]
movss dword [ebp + 0xc], xmm1
movss dword [ebp + 8], xmm2
jne 0x50f722
movss xmm0, dword [ebp - 4]
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0xc]
push eax
push ecx
mov ecx, edi
movss dword [esp], xmm0
call fcn.004ef5e8
movd xmm1, dword [ebp - 0xc]
cvtdq2ps xmm1, xmm1
movss xmm2, dword [ebp + 8]
mulss xmm1, dword [0x616d1c]
movss dword [ebp - 4], xmm1
movd xmm1, dword [ebp - 8]
cvtdq2ps xmm1, xmm1
mulss xmm1, dword [0x616d1c]
movss dword [ebp - 8], xmm1
movss xmm1, dword [ebp + 0xc]
jmp 0x50f735
movss xmm0, dword [edi]
movss dword [ebp - 4], xmm0
movss xmm0, dword [edi + 0xc]
movss dword [ebp - 8], xmm0
mov edi, dword [ebp + 0x14]
test edi, edi
jle 0x50f831
mov ebx, dword [ebp + 0x10]
push ecx
push ecx
movss dword [esp + 4], xmm1
movss dword [esp], xmm2
call fcn.0050f259
movss xmm1, dword [ebp + 0xc]
add eax, esi
movss xmm0, dword [ebp - 4]
xor esi, 0x100
movss xmm2, dword [ebp + 8]
addss xmm0, xmm1
addss xmm2, dword [ebp - 8]
pop ecx
pop ecx
mov ecx, dword [ebp - 0x10]
movaps xmm1, xmm0
movss dword [ebp + 0xc], xmm0
movss dword [ebp + 8], xmm2
mov ax, word [ecx + eax*2]
mov word [ebx], ax
add ebx, 2
dec edi
test edi, edi
jg 0x50f743
jmp 0x50f831
mov eax, dword [ebp + 0x14]
add eax, edi
mov dword [ebp + 0x14], eax
cmp edi, eax
jge 0x50f831
movd xmm0, dword [ebp + 0xc]
mov eax, dword [ebp + 0x10]
mov ebx, dword [ebp - 4]
cvtdq2ps xmm0, xmm0
mov dword [ebp + 0xc], eax
addss xmm0, dword [0x5f930c]
movss dword [ebp + 8], xmm0
lea eax, [ebp - 0x18]
push eax
push ecx
push ecx
movss dword [esp + 4], xmm0
movd xmm0, edi
cvtdq2ps xmm0, xmm0
addss xmm0, dword [0x5f930c]
movss dword [esp], xmm0
push ebx
call dword [ebp - 8]
movss xmm0, dword [ebp - 0x18]
pop ecx
pop ecx
movss dword [esp + 4], xmm0
movss xmm0, dword [ebp - 0x14]
movss dword [esp], xmm0
call fcn.0050f259
movss xmm0, dword [ebp + 8]
add eax, esi
pop ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor esi, 0x100
mov ax, word [ecx + eax*2]
mov ecx, dword [ebp + 0xc]
mov word [ecx], ax
add ecx, 2
inc edi
mov dword [ebp + 0xc], ecx
cmp edi, dword [ebp + 0x14]
jl 0x50f7c9
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
Function at 0x50f83a
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, ecx
push ebx
push esi
push edi
mov ecx, dword [eax + 0x84]
lea ebx, [eax + 0x5c]
mov dword [ebp - 8], ecx
mov ecx, dword [eax + 0x8c]
mov dword [ebp - 4], eax
call fcn.004e2bdf
mov esi, dword [ebp + 0xc]
mov edi, dword [ebp + 8]
and esi, 1
add esi, esi
mov dword [ebp - 0x10], eax
mov eax, dword [ebp - 4]
mov ecx, edi
and ecx, 1
or esi, ecx
shl esi, 8
cmp byte [eax + 0x88], 2
je 0x50f9aa
movd xmm0, dword [ebp + 0xc]
lea eax, [ebp - 0x1c]
cvtdq2ps xmm0, xmm0
push eax
push ecx
push ecx
addss xmm0, dword [0x5f930c]
movss dword [esp + 4], xmm0
movss dword [ebp - 0x14], xmm0
movd xmm0, edi
cvtdq2ps xmm0, xmm0
addss xmm0, dword [0x5f930c]
movss dword [esp], xmm0
push ebx
call dword [ebp - 8]
mov eax, dword [ebp - 4]
add esp, 0x10
movss xmm1, dword [ebp - 0x1c]
movss xmm2, dword [ebp - 0x18]
movss dword [ebp + 0xc], xmm1
cmp byte [eax + 0x88], 1
movss dword [ebp + 8], xmm2
jne 0x50f933
movss xmm0, dword [ebp - 0x14]
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0xc]
push eax
push ecx
mov ecx, ebx
movss dword [esp], xmm0
call fcn.004ef5e8
movd xmm1, dword [ebp - 0xc]
cvtdq2ps xmm1, xmm1
movss xmm2, dword [ebp + 8]
mulss xmm1, dword [0x616d1c]
movss dword [ebp - 4], xmm1
movd xmm1, dword [ebp - 8]
cvtdq2ps xmm1, xmm1
mulss xmm1, dword [0x616d1c]
movss dword [ebp - 8], xmm1
movss xmm1, dword [ebp + 0xc]
jmp 0x50f946
movss xmm0, dword [ebx]
movss dword [ebp - 4], xmm0
movss xmm0, dword [ebx + 0xc]
movss dword [ebp - 8], xmm0
mov edi, dword [ebp + 0x14]
test edi, edi
jle 0x50fa3b
mov ebx, dword [ebp + 0x10]
push ecx
push ecx
movss dword [esp + 4], xmm1
movss dword [esp], xmm2
call fcn.0050f259
movss xmm1, dword [ebp + 0xc]
add eax, esi
movss xmm0, dword [ebp - 4]
xor esi, 0x100
movss xmm2, dword [ebp + 8]
addss xmm0, xmm1
addss xmm2, dword [ebp - 8]
pop ecx
pop ecx
mov ecx, dword [ebp - 0x10]
movaps xmm1, xmm0
movss dword [ebp + 0xc], xmm0
movss dword [ebp + 8], xmm2
mov eax, dword [ecx + eax*4]
mov dword [ebx], eax
add ebx, 4
dec edi
test edi, edi
jg 0x50f954
jmp 0x50fa3b
mov eax, dword [ebp + 0x14]
add eax, edi
mov dword [ebp + 0x14], eax
cmp edi, eax
jge 0x50fa3b
movd xmm0, dword [ebp + 0xc]
mov eax, dword [ebp + 0x10]
cvtdq2ps xmm0, xmm0
mov dword [ebp + 0xc], eax
addss xmm0, dword [0x5f930c]
movss dword [ebp + 8], xmm0
lea eax, [ebp - 0x1c]
push eax
push ecx
push ecx
movss dword [esp + 4], xmm0
movd xmm0, edi
cvtdq2ps xmm0, xmm0
addss xmm0, dword [0x5f930c]
movss dword [esp], xmm0
push ebx
call dword [ebp - 8]
movss xmm0, dword [ebp - 0x1c]
pop ecx
pop ecx
movss dword [esp + 4], xmm0
movss xmm0, dword [ebp - 0x18]
movss dword [esp], xmm0
call fcn.0050f259
movss xmm0, dword [ebp + 8]
add eax, esi
pop ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor esi, 0x100
mov eax, dword [ecx + eax*4]
mov ecx, dword [ebp + 0xc]
mov dword [ecx], eax
add ecx, 4
inc edi
mov dword [ebp + 0xc], ecx
cmp edi, dword [ebp + 0x14]
jl 0x50f9d5
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
Function at 0x51768f
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 8], 0
push dword [ebp + 0x10]
jne 0x5176c8
call fcn.004bd6cc
pop ecx
cmp eax, 0xffffffff
jne 0x5176aa
xor eax, eax
pop ebp
ret
push esi
mov esi, dword [ebp + 0xc]
push 1
push esi
push dword [ebp + 0x10]
call fcn.004bd0d3
add esp, 0xc
xor ecx, ecx
test eax, eax
cmovne esi, ecx
mov eax, esi
pop esi
pop ebp
ret
push dword [ebp + 0xc]
push 1
push dword [ebp + 8]
call fcn.004bcbe8
add esp, 0x10
pop ebp
ret

Function at 0x51773b
Capabilities:
Get file size
Read file via mapping

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push esi
push dword [ebp + 8]
call fcn.004c9d51
mov esi, eax
pop ecx
cmp esi, 0xffffffff
jne 0x517755
xor eax, eax
jmp 0x5177b5
lea eax, [ebp - 8]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSizeEx]
test eax, eax
je 0x517751
push dword [ebp - 4]
push dword [ebp - 8]
call fcn.00517719
pop ecx
pop ecx
test al, al
jne 0x517751
push ebx
push edi
xor ebx, ebx
push ebx
push ebx
push ebx
push 2
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov esi, eax
test esi, esi
je 0x5177a8
push ebx
push ebx
push ebx
push 4
push esi
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov edi, eax
test edi, edi
je 0x5177a8
mov ecx, dword [ebp + 0xc]
mov eax, dword [ebp - 8]
mov dword [ecx], eax
jmp 0x5177aa
mov edi, ebx
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, edi
pop edi
pop ebx
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x5265db
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
mov eax, dword [ecx + 0xc]
push ebx
mov ebx, dword [ebp + 0x14]
push esi
mov ecx, dword [eax + 0x28]
imul ecx, dword [ebp + 0xc]
movsx esi, word [ebx]
push edi
mov dword [ebp + 0xc], esi
add ecx, dword [eax + 8]
mov eax, dword [ebp + 8]
lea edi, [ecx + eax*4]
test esi, esi
jle 0x5266a2
mov eax, dword [ebp + 0x10]
movzx eax, byte [eax]
test eax, eax
je 0x526683
cmp eax, 0xff
jne 0x526629
push esi
push 0xff000000
push edi
call fcn.004f2596
add esp, 0xc
jmp 0x526683
mov ecx, eax
mov dword [ebp - 4], esi
shl ecx, 0x18
mov dword [ebp - 8], ecx
mov ecx, 0x100
sub ecx, eax
mov eax, 0xff00ff
mov dword [ebp + 8], ecx
mov ebx, ecx
dec esi
mov ecx, dword [edi + esi*4]
mov edx, ecx
and edx, eax
mov eax, ecx
imul edx, ebx
shr eax, 8
and eax, 0xffff00ff
shr ecx, 8
imul eax, ebx
shr edx, 8
xor edx, eax
mov eax, 0xff00ff
and ecx, eax
and edx, eax
imul ecx, ebx
xor edx, ecx
add edx, dword [ebp - 8]
mov dword [edi + esi*4], edx
test esi, esi
jg 0x526645
mov esi, dword [ebp + 0xc]
mov ebx, dword [ebp + 0x14]
mov eax, dword [ebp + 0x10]
lea ebx, [ebx + esi*2]
add eax, esi
mov dword [ebp + 0x14], ebx
lea edi, [edi + esi*4]
mov dword [ebp + 0x10], eax
movsx esi, word [ebx]
mov dword [ebp + 0xc], esi
test esi, esi
jg 0x52660a
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10

Function at 0x526eab
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov dl, byte [ebp + 0x14]
push esi
mov esi, ecx
test dl, dl
je 0x526f79
cmp dword [esi + 0x20], 0
je 0x526f79
mov eax, dword [ebp + 8]
push ebx
push edi
mov edi, dword [esi + 0xc]
mov ebx, 0xff
mov esi, dword [esi + 0x14]
mov ecx, dword [edi + 0x28]
imul ecx, dword [ebp + 0xc]
add ecx, dword [edi + 8]
lea ecx, [ecx + eax*4]
mov dword [ebp + 0x14], ecx
cmp dl, bl
je 0x526f1f
mov ecx, esi
movzx edx, dl
mov eax, esi
and ecx, 0xff00ff
inc edx
shr eax, 8
imul ecx, edx
and eax, 0xffff00ff
imul eax, edx
shr esi, 8
shr ecx, 8
xor ecx, eax
mov eax, 0xff00ff
and esi, eax
and ecx, eax
imul esi, edx
xor esi, ecx
mov ecx, dword [ebp + 0x14]
mov eax, esi
shr eax, 0x18
sub ebx, eax
mov eax, dword [edi + 0x28]
mov edi, dword [ebp + 0x10]
sub edi, 1
mov dword [ebp + 0xc], eax
js 0x526f77
mov eax, 0xff00ff
mov ecx, dword [ecx]
mov edx, ecx
and edx, eax
mov eax, ecx
imul edx, ebx
shr eax, 8
and eax, 0xffff00ff
shr ecx, 8
imul eax, ebx
shr edx, 8
xor edx, eax
mov eax, 0xff00ff
and ecx, eax
and edx, eax
imul ecx, ebx
xor edx, ecx
mov ecx, dword [ebp + 0x14]
add edx, esi
mov dword [ecx], edx
add ecx, dword [ebp + 0xc]
sub edi, 1
mov dword [ebp + 0x14], ecx
jns 0x526f39
pop edi
pop ebx
pop esi
pop ebp
ret 0x10
Function at 0x5276ed
Capabilities:
Encode data using add xor sub operations
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
push ebx
mov ebx, dword [ebp + 0x10]
push esi
push edi
mov edi, dword [ebp + 0xc]
sar ebx, 3
sub eax, edi
mov dword [ebp + 8], eax
movzx ecx, word [eax + edi]
movzx eax, word [edi]
mov esi, ecx
mov edx, eax
and esi, 0x7e0
shl esi, 0x10
and edx, 0x7e0
or esi, ecx
shl edx, 0x10
or edx, eax
and esi, 0xfffff81f
and edx, 0xfffff81f
sub esi, edx
imul esi, ebx
shr esi, 5
add esi, edx
mov eax, esi
shr eax, 0x10
xor eax, esi
and eax, 0x7e0
xor eax, esi
mov word [edi], ax
lea edi, [edi + 2]
mov eax, dword [ebp + 0x14]
dec eax
mov dword [ebp + 0x14], eax
test eax, eax
mov eax, dword [ebp + 8]
jg 0x527704
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x527fae
Capabilities:
Encode data using add xor sub operations
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
mov edx, ecx
and edx, 0xffffff00
movzx eax, cl
shl edx, 0xe
or edx, eax
mov eax, ecx
push ebx
mov ebx, dword [ebp + 0x10]
push esi
shr eax, 3
mov esi, 0x100
shr ecx, 0x18
and eax, 0x1fe000
shl edx, 2
sub esi, ecx
push edi
mov edi, dword [ebp + 0xc]
or edx, eax
shr esi, 3
movzx eax, word [edi]
mov ecx, eax
and ecx, 0x7e0
shl ecx, 0x10
or ecx, eax
and ecx, 0xfffff81f
imul ecx, esi
add ecx, edx
shr ecx, 5
mov eax, ecx
shr eax, 0x10
xor eax, ecx
and eax, 0x7e0
xor eax, ecx
mov word [edi], ax
lea edi, [edi + 2]
sub ebx, 1
jne 0x527fe9
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x52818a
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
mov eax, dword [ecx + 0xc]
push esi
push edi
mov edi, dword [ebp + 0x14]
mov edx, dword [eax + 0x28]
imul edx, dword [ebp + 0xc]
add edx, dword [eax + 8]
mov eax, dword [ebp + 8]
lea esi, [edx + eax*2]
mov eax, dword [ecx + 0x14]
movsx edx, word [edi]
mov dword [ebp + 8], eax
mov eax, dword [ecx + 0x18]
mov dword [ebp + 0xc], eax
test edx, edx
jle 0x528240
push ebx
mov ebx, dword [ebp + 0x10]
movzx ecx, byte [ebx]
lea edi, [edi + edx*2]
add ebx, edx
mov dword [ebp + 0x14], edi
mov dword [ebp + 0x10], ebx
lea eax, [edx + edx]
test ecx, ecx
je 0x528236
lea eax, [ecx + 1]
imul eax, dword [ebp + 0xc]
push 0x20
shr eax, 0xb
mov ecx, eax
imul ecx, dword [ebp + 8]
mov dword [ebp - 4], ecx
mov ebx, dword [ebp - 4]
pop ecx
sub ecx, eax
mov dword [ebp - 8], ecx
mov edi, ecx
movzx eax, word [esi]
mov ecx, eax
and ecx, 0x7e0
shl ecx, 0x10
or ecx, eax
and ecx, 0xfffff81f
imul ecx, edi
add ecx, ebx
shr ecx, 5
mov eax, ecx
shr eax, 0x10
xor eax, ecx
and eax, 0x7e0
xor eax, ecx
mov word [esi], ax
add esi, 2
sub edx, 1
jne 0x5281f7
mov edi, dword [ebp + 0x14]
mov ebx, dword [ebp + 0x10]
jmp 0x528238
add esi, eax
movsx edx, word [edi]
test edx, edx
jg 0x5281c2
pop ebx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 0x10
Function at 0x528248
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ecx + 0xc]
push ebx
push esi
push edi
mov edx, dword [eax + 0x28]
imul edx, dword [ebp + 0xc]
movzx edi, word [ecx + 0x1e]
mov dword [ebp - 8], edi
add edx, dword [eax + 8]
mov eax, dword [ebp + 8]
lea ebx, [edx + eax*2]
mov edx, dword [ecx + 0x14]
mov dword [ebp - 0xc], edx
mov dl, byte [ecx + 0x22]
movzx ecx, word [ecx + 0x20]
mov byte [ebp + 0xb], dl
xor edx, edx
cmp byte [ebp + 0xb], dl
mov dword [ebp - 4], ecx
setne dl
xor eax, dword [ebp + 0xc]
mov dword [ebp - 0x18], edx
test edx, eax
je 0x52829e
movzx eax, cx
movzx ecx, di
mov edi, eax
mov dword [ebp - 4], ecx
mov dword [ebp - 8], edi
mov edx, dword [ebp + 0x14]
jmp 0x52835d
mov eax, dword [ebp + 0x10]
lea edx, [edx + esi*2]
add dword [ebp + 0x10], esi
mov dword [ebp + 0x14], edx
movzx eax, byte [eax]
test eax, eax
je 0x5282e1
cmp eax, 0xff
jne 0x5282fc
cmp byte [ebp + 0xb], 0
push esi
je 0x5282d4
push ecx
push edi
push ebx
call fcn.00528ead
add esp, 0x10
jmp 0x5282de
push edi
push ebx
call fcn.004f24b7
add esp, 0xc
mov edx, dword [ebp + 0x14]
lea ebx, [ebx + esi*2]
test dword [ebp - 0x18], esi
je 0x52835a
mov eax, dword [ebp - 4]
movzx eax, ax
movzx ecx, di
mov edi, eax
mov dword [ebp - 4], ecx
mov dword [ebp - 8], edi
jmp 0x52835d
inc eax
mov edi, esi
shr eax, 3
mov ecx, eax
imul ecx, dword [ebp - 0xc]
push 0x20
mov dword [ebp - 0x10], ecx
mov edx, dword [ebp - 0x10]
pop ecx
sub ecx, eax
mov dword [ebp - 0x14], ecx
mov esi, ecx
movzx eax, word [ebx]
mov ecx, eax
and ecx, 0x7e0
shl ecx, 0x10
or ecx, eax
and ecx, 0xfffff81f
imul ecx, esi
add ecx, edx
shr ecx, 5
mov eax, ecx
shr eax, 0x10
xor eax, ecx
and eax, 0x7e0
xor eax, ecx
mov word [ebx], ax
add ebx, 2
sub edi, 1
jne 0x528318
mov esi, dword [ebp + 0xc]
mov edi, dword [ebp - 8]
mov edx, dword [ebp + 0x14]
jmp 0x5282e4
mov ecx, dword [ebp - 4]
movsx esi, word [edx]
mov dword [ebp + 0xc], esi
test esi, esi
jg 0x5282a6
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
Function at 0x5288db
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push edi
mov edi, ecx
mov ecx, dword [ebp + 8]
cmp dword [ecx + 0x18], 0
jne 0x52890f
movzx eax, word [edi + 0x1c]
push eax
mov eax, 0x100
sub eax, dword [edi + 0x18]
push eax
push dword [ebp + 0xc]
push ecx
push dword [edi + 0xc]
call fcn.00527b10
add esp, 0x14
jmp 0x5289d4
mov edx, dword [ebp + 0xc]
push ebx
push esi
mov esi, dword [edi + 0xc]
mov ecx, dword [edx]
mov eax, dword [esi + 0x28]
imul eax, dword [edx + 4]
lea eax, [eax + ecx*2]
add eax, dword [esi + 8]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp + 8]
mov ebx, dword [eax + 0x14]
mov dword [ebp + 0xc], ebx
mov ebx, dword [edx + 4]
sub ebx, dword [eax + 8]
imul ebx, dword [ebp + 0xc]
sub ebx, dword [eax + 4]
add ebx, dword [eax]
mov eax, dword [edx + 8]
add ebx, ecx
sub eax, ecx
mov ecx, dword [edx + 0xc]
sub ecx, dword [edx + 4]
mov edx, dword [edi + 0x18]
mov dword [ebp + 8], ecx
mov ecx, dword [esi + 0x28]
mov esi, dword [ebp - 0xc]
mov dword [ebp - 4], eax
add eax, eax
sub ecx, eax
mov dword [ebp - 8], edx
mov eax, dword [ebp - 4]
sub dword [ebp + 0xc], eax
mov dword [ebp - 0x14], ecx
mov ecx, dword [edi + 0x14]
mov dword [ebp - 0x10], ecx
mov edi, eax
movzx ecx, byte [ebx]
inc ebx
movzx eax, word [esi]
inc ecx
imul ecx, edx
mov edx, eax
and edx, 0x7e0
shl edx, 0x10
or edx, eax
and edx, 0xfffff81f
shr ecx, 0xb
push 0x20
pop eax
sub eax, ecx
imul ecx, dword [ebp - 0x10]
imul edx, eax
add edx, ecx
shr edx, 5
mov eax, edx
shr eax, 0x10
xor eax, edx
and eax, 0x7e0
xor eax, edx
mov edx, dword [ebp - 8]
mov word [esi], ax
add esi, 2
sub edi, 1
jne 0x528975
add esi, dword [ebp - 0x14]
add ebx, dword [ebp + 0xc]
sub dword [ebp + 8], 1
mov eax, dword [ebp - 4]
jne 0x528973
pop esi
pop ebx
pop edi
mov esp, ebp
pop ebp
ret 8