joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4cfd26
Capabilities:
Encode data using xor

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x28
mov eax, ecx
mov ecx, dword [eax + 4]
mov ecx, dword [ecx + 0x20]
push ebx
push edi
mov dword [ebp - 0x28], eax
mov eax, dword [eax]
mov edi, dword [eax + 0x6c]
imul edi, dword [eax + 0x60]
mov ebx, dword [eax + 0x20]
add edi, ebx
cmp ebx, edi
mov dword [ebp - 0x14], ecx
mov dword [ebp - 0x18], ebx
mov dword [ebp - 0x24], edi
jae 0x4cfe3e
push esi
mov esi, 0xe3
mov edx, dword [eax + 0x60]
mov eax, dword [eax + 0x68]
add eax, ebx
add edx, ebx
cmp ebx, eax
mov dword [ebp - 8], ecx
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x10], edx
mov dword [ebp - 0x20], eax
jae 0x4cfe1e
movzx ecx, byte [edx]
movzx eax, byte [edx + 1]
movzx edi, byte [ebx + 1]
mov dword [ebp - 4], ecx
movzx ecx, byte [ebx]
mov ebx, ecx
and ebx, 0x1c
mov edx, eax
and edx, 0x1c
add edx, ebx
mov ebx, dword [ebp - 4]
and ebx, 0x1c
add edx, ebx
mov dword [ebp - 0x1c], ecx
and cx, si
mov ebx, edi
and ebx, 0x1c
lea edx, [edx + ebx + 8]
mov ebx, eax
and bx, si
shr edx, 2
and ax, si
add ebx, ecx
mov ecx, dword [ebp - 4]
and cx, si
add ebx, ecx
mov ecx, edi
and cx, si
and di, si
lea ecx, [ebx + ecx + 0x42]
shr ecx, 2
xor dl, cl
mov ecx, dword [ebp - 0x1c]
mov ebx, dword [ebp - 0xc]
and cx, si
and dl, 0x1c
add eax, ecx
mov ecx, dword [ebp - 4]
and cx, si
add eax, ecx
lea eax, [eax + edi + 0x42]
shr eax, 2
xor dl, al
mov eax, dword [ebp - 8]
inc dword [ebp - 8]
mov byte [eax], dl
mov edx, dword [ebp - 0x10]
inc ebx
inc ebx
inc edx
inc edx
cmp ebx, dword [ebp - 0x20]
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x10], edx
jb 0x4cfd7e
mov ecx, dword [ebp - 0x14]
mov ebx, dword [ebp - 0x18]
mov edi, dword [ebp - 0x24]
mov eax, dword [ebp - 0x28]
mov edx, dword [eax + 4]
add ecx, dword [edx + 0x60]
mov eax, dword [eax]
mov edx, dword [eax + 0x60]
lea ebx, [ebx + edx*2]
cmp ebx, edi
mov dword [ebp - 0x14], ecx
mov dword [ebp - 0x18], ebx
jb 0x4cfd60
pop esi
pop edi
xor eax, eax
pop ebx
leave
ret
Function at 0x4cfed0
Capabilities:
Encode data using xor

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x28
push ebx
mov eax, ecx
mov ecx, dword [eax + 4]
mov ecx, dword [ecx + 0x20]
push esi
mov esi, dword [eax]
mov ebx, dword [esi + 0x20]
push edi
mov edi, dword [esi + 0x6c]
imul edi, dword [esi + 0x60]
add edi, ebx
cmp ebx, edi
mov dword [ebp - 0x28], eax
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x1c], ebx
mov dword [ebp - 0x24], edi
jae 0x4cfff7
mov eax, 0xff1c
mov edx, dword [esi + 0x60]
mov esi, dword [esi + 0x68]
lea esi, [ebx + esi*2]
add edx, ebx
cmp ebx, esi
mov dword [ebp - 8], ecx
mov dword [ebp - 0x10], ebx
mov dword [ebp - 0x14], edx
mov dword [ebp - 0x20], esi
jae 0x4cffd8
movzx esi, word [edx + 2]
movzx ecx, word [edx]
movzx edx, word [ebx]
movzx edi, word [ebx + 2]
mov dword [ebp - 4], ecx
mov dword [ebp - 0xc], edx
mov ebx, esi
mov ecx, 0xe3
and dx, cx
and bx, cx
add ebx, edx
mov edx, dword [ebp - 4]
and dx, cx
add ebx, edx
mov edx, edi
and dx, cx
mov ecx, esi
and cx, ax
and esi, eax
lea edx, [ebx + edx + 0x42]
mov ebx, dword [ebp - 0xc]
and bx, ax
shr edx, 2
add ecx, ebx
mov ebx, dword [ebp - 4]
and bx, ax
add ecx, ebx
mov ebx, edi
and bx, ax
and edi, eax
lea ecx, [ecx + ebx + 0x208]
mov ebx, dword [ebp - 0x10]
shr ecx, 2
xor dl, cl
mov ecx, dword [ebp - 0xc]
and ecx, eax
add esi, ecx
mov ecx, dword [ebp - 4]
and ecx, eax
add esi, ecx
and edx, 0xffff00e3
lea ecx, [esi + edi + 0x208]
shr ecx, 2
xor edx, ecx
mov ecx, dword [ebp - 8]
add dword [ebp - 8], 2
mov word [ecx], dx
mov edx, dword [ebp - 0x14]
add ebx, 4
add edx, 4
cmp ebx, dword [ebp - 0x20]
mov dword [ebp - 0x10], ebx
mov dword [ebp - 0x14], edx
jb 0x4cff29
mov ecx, dword [ebp - 0x18]
mov ebx, dword [ebp - 0x1c]
mov edi, dword [ebp - 0x24]
mov edx, dword [ebp - 0x28]
mov esi, dword [edx + 4]
add ecx, dword [esi + 0x60]
mov esi, dword [edx]
mov edx, dword [esi + 0x60]
lea ebx, [ebx + edx*2]
cmp ebx, edi
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x1c], ebx
jb 0x4cff0a
pop edi
pop esi
xor eax, eax
pop ebx
leave
ret
Function at 0x4d0107
Capabilities:
Encode data using xor

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x28
push ebx
mov eax, ecx
mov ecx, dword [eax + 4]
mov ecx, dword [ecx + 0x20]
push esi
mov esi, dword [eax]
mov ebx, dword [esi + 0x20]
push edi
mov edi, dword [esi + 0x6c]
imul edi, dword [esi + 0x60]
add edi, ebx
cmp ebx, edi
mov dword [ebp - 0x28], eax
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x1c], ebx
mov dword [ebp - 0x24], edi
jae 0x4d022e
mov eax, 0xff00
mov edx, dword [esi + 0x60]
mov esi, dword [esi + 0x68]
lea esi, [ebx + esi*2]
add edx, ebx
cmp ebx, esi
mov dword [ebp - 8], ecx
mov dword [ebp - 0x10], ebx
mov dword [ebp - 0x14], edx
mov dword [ebp - 0x20], esi
jae 0x4d020f
movzx esi, word [edx + 2]
movzx ecx, word [edx]
movzx edx, word [ebx]
movzx edi, word [ebx + 2]
mov dword [ebp - 4], ecx
mov dword [ebp - 0xc], edx
mov ebx, esi
mov ecx, 0xff
and dx, cx
and bx, cx
add ebx, edx
mov edx, dword [ebp - 4]
and dx, cx
add ebx, edx
mov edx, edi
and dx, cx
mov ecx, esi
and cx, ax
and esi, eax
lea edx, [ebx + edx + 2]
mov ebx, dword [ebp - 0xc]
and bx, ax
shr edx, 2
add ecx, ebx
mov ebx, dword [ebp - 4]
and bx, ax
add ecx, ebx
mov ebx, edi
and bx, ax
and edi, eax
lea ecx, [ecx + ebx + 0x200]
mov ebx, dword [ebp - 0x10]
shr ecx, 2
xor dl, cl
mov ecx, dword [ebp - 0xc]
and ecx, eax
add esi, ecx
mov ecx, dword [ebp - 4]
and ecx, eax
add esi, ecx
and edx, 0xffff00ff
lea ecx, [esi + edi + 0x200]
shr ecx, 2
xor edx, ecx
mov ecx, dword [ebp - 8]
add dword [ebp - 8], 2
mov word [ecx], dx
mov edx, dword [ebp - 0x14]
add ebx, 4
add edx, 4
cmp ebx, dword [ebp - 0x20]
mov dword [ebp - 0x10], ebx
mov dword [ebp - 0x14], edx
jb 0x4d0160
mov ecx, dword [ebp - 0x18]
mov ebx, dword [ebp - 0x1c]
mov edi, dword [ebp - 0x24]
mov edx, dword [ebp - 0x28]
mov esi, dword [edx + 4]
add ecx, dword [esi + 0x60]
mov esi, dword [edx]
mov edx, dword [esi + 0x60]
lea ebx, [ebx + edx*2]
cmp ebx, edi
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x1c], ebx
jb 0x4d0141
pop edi
pop esi
xor eax, eax
pop ebx
leave
ret
Function at 0x4d0235
Capabilities:
Encode data using xor

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x28
mov eax, ecx
mov ecx, dword [eax + 4]
mov ecx, dword [ecx + 0x20]
push ebx
push edi
mov dword [ebp - 0x28], eax
mov eax, dword [eax]
mov edi, dword [eax + 0x6c]
imul edi, dword [eax + 0x60]
mov ebx, dword [eax + 0x20]
add edi, ebx
cmp ebx, edi
mov dword [ebp - 0x14], ecx
mov dword [ebp - 0x18], ebx
mov dword [ebp - 0x24], edi
jae 0x4d034d
push esi
mov esi, 0xf0
mov edx, dword [eax + 0x60]
mov eax, dword [eax + 0x68]
add eax, ebx
add edx, ebx
cmp ebx, eax
mov dword [ebp - 8], ecx
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x10], edx
mov dword [ebp - 0x20], eax
jae 0x4d032d
movzx ecx, byte [edx]
movzx eax, byte [edx + 1]
movzx edi, byte [ebx + 1]
mov dword [ebp - 4], ecx
movzx ecx, byte [ebx]
mov ebx, ecx
and ebx, 0xf
mov edx, eax
and edx, 0xf
add edx, ebx
mov ebx, dword [ebp - 4]
and ebx, 0xf
add edx, ebx
mov dword [ebp - 0x1c], ecx
and cx, si
mov ebx, edi
and ebx, 0xf
lea edx, [edx + ebx + 2]
mov ebx, eax
and bx, si
shr edx, 2
and ax, si
add ebx, ecx
mov ecx, dword [ebp - 4]
and cx, si
add ebx, ecx
mov ecx, edi
and cx, si
and di, si
lea ecx, [ebx + ecx + 0x20]
shr ecx, 2
xor dl, cl
mov ecx, dword [ebp - 0x1c]
mov ebx, dword [ebp - 0xc]
and cx, si
and dl, 0xf
add eax, ecx
mov ecx, dword [ebp - 4]
and cx, si
add eax, ecx
lea eax, [eax + edi + 0x20]
shr eax, 2
xor dl, al
mov eax, dword [ebp - 8]
inc dword [ebp - 8]
mov byte [eax], dl
mov edx, dword [ebp - 0x10]
inc ebx
inc ebx
inc edx
inc edx
cmp ebx, dword [ebp - 0x20]
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x10], edx
jb 0x4d028d
mov ecx, dword [ebp - 0x14]
mov ebx, dword [ebp - 0x18]
mov edi, dword [ebp - 0x24]
mov eax, dword [ebp - 0x28]
mov edx, dword [eax + 4]
add ecx, dword [edx + 0x60]
mov eax, dword [eax]
mov edx, dword [eax + 0x60]
lea ebx, [ebx + edx*2]
cmp ebx, edi
mov dword [ebp - 0x14], ecx
mov dword [ebp - 0x18], ebx
jb 0x4d026f
pop esi
pop edi
xor eax, eax
pop ebx
leave
ret
Function at 0x4f8c51
Capabilities:
Enumerate pe sections

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov edx, dword [ebp + 8]
push esi
push edi
xor eax, eax
mov edi, edx
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
mov esi, dword [ecx + 4]
test esi, esi
je 0x4f8c72
mov eax, dword [ecx]
mov eax, dword [eax + 8]
add eax, esi
jmp 0x4f8c74
xor eax, eax
mov dword [edx], eax
movzx eax, word [ecx + 8]
mov dword [edx + 4], eax
movzx eax, word [ecx + 0xa]
mov dword [edx + 8], eax
movzx eax, word [ecx + 0xc]
mov dword [edx + 0xc], eax
mov eax, dword [ecx + 0x18]
movzx eax, word [eax]
mov dword [edx + 0x10], eax
mov eax, dword [ecx + 0x18]
movzx eax, word [eax + 2]
mov dword [edx + 0x14], eax
mov eax, dword [ecx + 0x18]
movzx eax, word [eax + 4]
mov dword [edx + 0x18], eax
mov eax, dword [ecx + 0x18]
movzx eax, word [eax + 6]
mov dword [edx + 0x1c], eax
mov eax, dword [ecx + 0x18]
movzx eax, word [eax + 8]
mov dword [edx + 0x20], eax
mov eax, dword [ecx + 0x18]
movzx eax, word [eax + 0xa]
mov dword [edx + 0x24], eax
mov eax, dword [edx + 0x20]
imul eax, dword [edx + 0x18]
imul eax, dword [edx + 0x1c]
shl eax, 2
mov dword [edx + 0x28], eax
mov esi, dword [ecx + 0x14]
test esi, esi
je 0x4f8ce7
mov eax, dword [ecx]
mov eax, dword [eax + 8]
add eax, esi
jmp 0x4f8ce9
xor eax, eax
pop edi
mov dword [edx + 0x2c], eax
xor eax, eax
pop esi
pop ebp
ret 4
Function at 0x51a4c2
Capabilities:
Enumerate pe sections

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
push ebx
push esi
mov esi, dword [ebp + 0xc]
push edi
imul esi, esi, 0x64
mov edi, dword [ebp + 8]
imul edi, edi, 0x64
add edi, dword [ecx + 0x2c]
mov dword [ebp - 4], ecx
add esi, dword [edi + 4]
mov eax, dword [esi + 0x38]
mov ecx, dword [eax]
push eax
call dword [ecx + 0xc]
mov ebx, eax
mov eax, dword [ebx + 0xc]
add eax, dword [edi]
xor ecx, ecx
mov dword [ebp - 8], eax
mov eax, dword [ebx + 4]
mov dword [ebp + 0xc], eax
mov eax, dword [ebp - 4]
test byte [eax + 0x118], 1
mov dword [ebp - 0xc], ecx
mov dword [ebp + 8], ecx
jne 0x51a538
push ecx
push ecx
call fcn.0047284c
mov ecx, dword [ebp - 4]
push 0x30000
push 0
mov dword [ecx + 0x114], eax
call fcn.0047284c
mov eax, dword [ebp - 4]
add esp, 0x10
or dword [eax + 0x118], 1
xor edx, edx
cmp dword [esi + 0x3c], edx
je 0x51a613
mov ecx, dword [edi]
mov eax, dword [ebx + 0x10]
add eax, ecx
mov dword [ebp - 0x10], eax
mov eax, dword [ebx + 0x14]
add eax, ecx
mov dword [ebp - 0x18], eax
mov eax, dword [ebx + 0x18]
add eax, ecx
cmp word [esi + 0x4e], dx
mov dword [ebp - 0x14], eax
mov dword [ebp + 8], edx
jbe 0x51a605
movzx ecx, word [ebp + 8]
shl ecx, 5
add ecx, dword [esi + 0x34]
cmp dword [ecx], edx
je 0x51a5f2
mov eax, dword [ecx + 4]
mov dword [ecx], eax
mov eax, dword [ecx + 0x10]
movzx edx, word [eax + 4]
sub edx, 0
je 0x51a5cd
dec edx
je 0x51a5a6
dec edx
jne 0x51a5f2
push 0xffffffffffffffff
lea edx, [ebp - 0xc]
push edx
movzx edx, word [eax + 8]
push eax
movzx eax, word [eax + 6]
shl eax, 5
add eax, dword [ebp - 0x10]
jmp 0x51a5bb
push 0xffffffffffffffff
lea edx, [ebp - 0xc]
push edx
movzx edx, word [eax + 8]
push eax
movzx eax, word [eax + 6]
shl eax, 5
add eax, dword [ebp - 0x14]
push dword [esi + 0x3c]
push edx
push eax
push dword [ecx + 0xc]
mov ecx, dword [ebp - 4]
call fcn.0051995c
jmp 0x51a5f2
push 0xffffffffffffffff
lea edx, [ebp - 0xc]
push edx
movzx edx, word [eax + 8]
push eax
push dword [esi + 0x3c]
movzx eax, word [eax + 6]
push edx
mov edx, dword [ebp - 0x18]
lea eax, [edx + eax*8]
push eax
push dword [ecx + 0xc]
mov ecx, dword [ebp - 4]
call fcn.00519cf5
inc dword [ebp + 8]
mov ax, word [ebp + 8]
xor edx, edx
cmp ax, word [esi + 0x4e]
jb 0x51a56a
mov edi, dword [edi]
add edi, dword [ebx + 0x10]
mov eax, dword [ebx + 8]
mov dword [ebp - 0xc], edi
mov dword [ebp + 8], eax
push dword [ebp + 0xc]
push dword [ebp + 0xc]
push dword [ebp + 0xc]
push edx
push dword [ebp + 8]
push edx
push dword [ebp - 8]
push dword [ebp - 8]
push dword [ebp - 8]
push edx
push dword [ebp - 0xc]
push edx
push dword [esi + 0x44]
push dword [esi + 0x40]
call fcn.004de471
pop edi
pop esi
pop ebx
leave
ret 8
Function at 0x527850
Capabilities:
Check for software breakpoints

Disassembly:
cmp dword [esi + 0x14], 0xcc
je 0x527873
mov eax, dword [esi + 0x1a8]
push esi
call dword [eax]
mov dword [esi + 0x8c], 0
mov dword [esi + 0x14], 0xcc
mov ecx, dword [esi + 0x1a8]
mov eax, dword [ecx + 8]
test eax, eax
je 0x527899
mov eax, dword [esi]
push esi
mov dword [eax + 0x14], 0x30
call dword [eax]
mov edx, dword [esi + 0x1a8]
mov eax, dword [edx + 8]
test eax, eax
jne 0x527880
mov edx, dword [esi + 0x44]
xor eax, eax
test edx, edx
setne al
add eax, 0xcd
mov dword [esi + 0x14], eax
mov eax, 1
ret

Function at 0x527950
Capabilities:
Check for software breakpoints

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
cmp dword [esi + 0x14], 0xca
jne 0x527987
push esi
call fcn.00559710
mov eax, dword [esi + 0x40]
test eax, eax
je 0x527980
mov dword [esi + 0x14], 0xcf
mov eax, 1
pop esi
pop ebp
ret 4
mov dword [esi + 0x14], 0xcb
mov ecx, dword [esi + 0x14]
cmp ecx, 0xcb
jne 0x527a06
mov eax, dword [esi + 0x1b8]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x5279f0
nop
mov eax, dword [esi + 8]
test eax, eax
je 0x5279aa
push esi
call dword [eax]
mov ecx, dword [esi + 0x1b8]
push esi
call dword [ecx]
test eax, eax
je 0x5279e9
cmp eax, 2
je 0x5279f0
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x5279a0
cmp eax, 3
je 0x5279cd
cmp eax, 1
jne 0x5279a0
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
cmp eax, dword [ecx + 8]
jl 0x5279a0
mov eax, dword [ecx + 8]
mov edx, dword [esi + 0x144]
add eax, edx
mov dword [ecx + 8], eax
jmp 0x5279a0
xor eax, eax
pop esi
pop ebp
ret 4
mov eax, dword [esi + 0x94]
mov dword [esi + 0x9c], eax
call fcn.00527850
pop esi
pop ebp
ret 4
cmp ecx, 0xcc
je 0x527a1d
mov eax, dword [esi]
mov dword [eax + 0x14], 0x14
push esi
mov dword [eax + 0x18], ecx
call dword [eax]
call fcn.00527850
pop esi
pop ebp
ret 4
Function at 0x55ab96
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov edx, dword [esp + 8]
test edx, edx
jne 0x55aba5
xor eax, eax
jmp 0x55ac88
mov eax, dword [esp + 0xc]
cmp eax, 8
push ebx
push esi
mov esi, dword [esp + 0xc]
not esi
mov ecx, 0xff
jb 0x55ac68
push edi
mov edi, eax
shr edi, 3
xor ebx, ebx
mov bl, byte [edx]
sub eax, 8
xor ebx, esi
and ebx, ecx
shr esi, 8
xor esi, dword [ebx*4 + 0x5ac140]
xor ebx, ebx
inc edx
mov bl, byte [edx]
xor ebx, esi
and ebx, ecx
shr esi, 8
xor esi, dword [ebx*4 + 0x5ac140]
xor ebx, ebx
inc edx
mov bl, byte [edx]
xor ebx, esi
and ebx, ecx
shr esi, 8
xor esi, dword [ebx*4 + 0x5ac140]
xor ebx, ebx
inc edx
mov bl, byte [edx]
xor ebx, esi
and ebx, ecx
shr esi, 8
xor esi, dword [ebx*4 + 0x5ac140]
xor ebx, ebx
inc edx
mov bl, byte [edx]
xor ebx, esi
and ebx, ecx
shr esi, 8
xor esi, dword [ebx*4 + 0x5ac140]
xor ebx, ebx
inc edx
mov bl, byte [edx]
xor ebx, esi
and ebx, ecx
shr esi, 8
xor esi, dword [ebx*4 + 0x5ac140]
xor ebx, ebx
inc edx
mov bl, byte [edx]
xor ebx, esi
and ebx, ecx
shr esi, 8
xor esi, dword [ebx*4 + 0x5ac140]
xor ebx, ebx
inc edx
mov bl, byte [edx]
xor ebx, esi
and ebx, ecx
shr esi, 8
xor esi, dword [ebx*4 + 0x5ac140]
inc edx
dec edi
jne 0x55abc5
pop edi
test eax, eax
je 0x55ac82
xor ebx, ebx
mov bl, byte [edx]
xor ebx, esi
and ebx, ecx
shr esi, 8
xor esi, dword [ebx*4 + 0x5ac140]
inc edx
dec eax
jne 0x55ac6c
mov eax, esi
pop esi
not eax
pop ebx
ret 0xc
Function at 0x55ae29
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov edx, dword [ebx + 0x24]
push esi
mov dword [ebp - 8], edx
push edi
mov ecx, dword [ebx + 0x64]
mov eax, dword [ebx + 0x34]
mov esi, dword [ebx + 0x6c]
sub eax, ecx
sub eax, esi
mov dword [ebp - 4], eax
jne 0x55ae55
test ecx, ecx
jne 0x55ae5f
test esi, esi
jne 0x55ae5f
mov eax, edx
jmp 0x55aed0
cmp eax, 0xffffffff
jne 0x55ae5f
push 0xfffffffffffffffe
pop eax
jmp 0x55aed0
mov esi, dword [ebx + 0x24]
lea esi, [edx + esi - 0x106]
cmp ecx, esi
jb 0x55aed0
mov edi, dword [ebx + 0x30]
mov ecx, edx
mov eax, ecx
shr ecx, 2
lea esi, [edi + edx]
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [ebx + 0x44]
mov eax, dword [ebx + 0x3c]
sub dword [ebx + 0x68], edx
sub dword [ebx + 0x64], edx
sub dword [ebx + 0x54], edx
lea eax, [eax + ecx*2]
dec eax
dec eax
movzx esi, word [eax]
mov edi, esi
sub edi, edx
cmp esi, edx
sbb esi, esi
not esi
and esi, edi
dec ecx
mov word [eax], si
jne 0x55ae95
mov eax, dword [ebx + 0x38]
mov esi, edx
lea eax, [eax + edx*2]
dec eax
dec eax
movzx ecx, word [eax]
mov edi, ecx
sub edi, edx
cmp ecx, edx
sbb ecx, ecx
not ecx
and ecx, edi
dec esi
mov word [eax], cx
jne 0x55aeb4
mov eax, dword [ebp - 4]
add eax, edx
mov esi, dword [ebx]
cmp dword [esi + 4], 0
mov dword [ebp - 0xc], esi
je 0x55af7d
mov edi, dword [ebx + 0x6c]
add edi, dword [ebx + 0x64]
mov ecx, dword [esi + 4]
add edi, dword [ebx + 0x30]
cmp ecx, eax
mov dword [ebp - 4], ecx
jbe 0x55aef5
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0
jne 0x55aeff
xor ecx, ecx
jmp 0x55af3e
sub ecx, dword [ebp - 4]
mov eax, dword [esi + 0x1c]
mov dword [esi + 4], ecx
cmp dword [eax + 0x18], 0
jne 0x55af21
push dword [ebp - 4]
push dword [esi]
push dword [esi + 0x30]
call fcn.00581483
mov edx, dword [ebp - 8]
mov dword [esi + 0x30], eax
mov ecx, dword [ebp - 4]
mov esi, dword [esi]
mov eax, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, eax
mov eax, dword [ebp - 0xc]
add dword [eax], ecx
add dword [eax + 8], ecx
add dword [ebx + 0x6c], ecx
mov edi, dword [ebx + 0x6c]
cmp edi, 3
jb 0x55af69
mov eax, dword [ebx + 0x64]
mov ecx, dword [ebx + 0x30]
lea esi, [eax + ecx]
movzx eax, byte [esi]
mov ecx, dword [ebx + 0x50]
mov dword [ebx + 0x40], eax
shl eax, cl
movzx ecx, byte [esi + 1]
xor eax, ecx
and eax, dword [ebx + 0x4c]
mov dword [ebx + 0x40], eax
cmp edi, 0x106
jae 0x55af7d
mov eax, dword [ebx]
cmp dword [eax + 4], 0
jne 0x55ae37
pop edi
pop esi
leave
ret
Function at 0x589794
Capabilities:
Encode data using xor

Disassembly:
push edi
push esi
push ebp
push ebx
push esi
mov dword [esp], eax
test eax, eax
je 0x589841
mov esi, eax
mov edx, dword [esi]
xor eax, eax
mov byte [edx + 0x16], al
mov ecx, dword [esi]
mov byte [ecx + 0x17], al
mov ebx, dword [esi]
mov byte [ebx + 0x18], al
mov ebp, dword [esi]
mov byte [ebp + 0x19], al
mov ebp, dword [esi + 4]
test ebp, ebp
jle 0x5897eb
mov eax, esi
mov edx, dword [eax]
xor ecx, ecx
xor ebx, ebx
movzx esi, byte [edx + ebx]
mov edi, ecx
shl edi, 8
shr ecx, 0x18
xor ecx, esi
mov eax, ecx
mov ecx, edi
xor ecx, dword [eax*4 + 0x5b0be0]
inc ebx
cmp ebx, ebp
jl 0x5897cb
jmp 0x5897f1
mov eax, esi
mov edx, dword [eax]
xor ecx, ecx
mov eax, dword [esp]
mov edi, dword [eax + 0xc]
test edi, edi
jle 0x58981f
mov ebp, dword [eax + 8]
xor esi, esi
movzx eax, byte [ebp + esi]
mov ebx, ecx
shl ebx, 8
shr ecx, 0x18
xor ecx, eax
mov eax, ecx
mov ecx, ebx
xor ecx, dword [eax*4 + 0x5b0be0]
inc esi
cmp esi, edi
jl 0x589800
mov esi, dword [esp]
mov byte [edx + 0x16], cl
mov ebp, dword [esi]
mov eax, ecx
shr eax, 8
mov byte [ebp + 0x17], al
mov ebx, dword [esi]
mov edx, ecx
shr edx, 0x10
mov byte [ebx + 0x18], dl
mov edi, dword [esi]
shr ecx, 0x18
mov byte [edi + 0x19], cl
pop ecx
pop ebx
pop ebp
pop esi
pop edi
ret
Function at 0x10003cf0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
push ebx
sub esp, 0x10
mov esi, dword [ebp + 8]
mov dword [esp], esi
call dword [sym.imp.ucrtbase.dll_strlen]
mov ebx, eax
xor eax, eax
test ebx, ebx
je 0x10003d48
cmp byte [esi + ebx - 1], 0xa
je 0x10003d1c
mov eax, dword fs:[0x18]
mov eax, dword [eax + 0x24]
xchg dword [0x10005360], eax
mov dword [esp], 2
call dword [sym.imp.ucrtbase.dll___acrt_iob_func]
mov dword [esp + 8], ebx
mov dword [esp + 0xc], eax
mov dword [esp + 4], 1
mov dword [esp], esi
call dword [sym.imp.ucrtbase.dll_fwrite]
add esp, 0x10
pop ebx
pop esi
pop ebp
ret
Function at 0x404070
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x18]
mov edx, dword [ebp + 8]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 0x10]
mov dword [eax], 0
xor eax, eax
shr esi, 2
push edi
mov edi, ecx
test esi, esi
je 0x4040e8
cmp esi, 8
jb 0x4040e0
mov ecx, esi
xorps xmm2, xmm2
and ecx, 0xfffffff8
xorps xmm1, xmm1
movups xmm0, xmmword [ebx + eax*4]
xorps xmm2, xmm0
movups xmm0, xmmword [ebx + eax*4 + 0x10]
add eax, 8
xorps xmm1, xmm0
cmp eax, ecx
jb 0x4040a3
xorps xmm1, xmm2
movaps xmm0, xmm1
psrldq xmm0, 8
xorps xmm1, xmm0
movups xmm0, xmm1
psrldq xmm0, 4
xorps xmm1, xmm0
movd edx, xmm1
xor edx, dword [ebp + 8]
cmp eax, esi
jae 0x4040e8
nop dword [eax]
xor edx, dword [ebx + eax*4]
inc eax
cmp eax, esi
jb 0x4040e0
mov eax, dword [ebp + 0x14]
mov ecx, dword [edi + 0x30]
and ecx, edx
mov dword [eax], ecx
mov eax, dword [edi + 0x38]
mov edi, dword [eax + ecx*4]
test edi, edi
je 0x404172
mov eax, dword [ebp + 8]
nop
cmp dword [edi + 0x74], eax
jne 0x40415d
mov esi, dword [edi + 0x28]
cmp esi, dword [ebp + 0x10]
jne 0x40415d
lea edx, [edi + 0x2c]
mov eax, ebx
sub esi, 4
jb 0x404128
mov ecx, dword [edx]
cmp ecx, dword [eax]
jne 0x40412d
add edx, 4
add eax, 4
sub esi, 4
jae 0x404117
cmp esi, 0xfffffffc
je 0x40416d
mov cl, byte [edx]
cmp cl, byte [eax]
jne 0x40415a
cmp esi, 0xfffffffd
je 0x40416d
mov cl, byte [edx + 1]
cmp cl, byte [eax + 1]
jne 0x40415a
cmp esi, 0xfffffffe
je 0x40416d
mov cl, byte [edx + 2]
cmp cl, byte [eax + 2]
jne 0x40415a
cmp esi, 0xffffffff
je 0x40416d
mov cl, byte [edx + 3]
cmp cl, byte [eax + 3]
je 0x40416d
mov eax, dword [ebp + 8]
mov edi, dword [edi + 8]
test edi, edi
jne 0x404100
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret 0x14
mov eax, dword [ebp + 0x18]
mov dword [eax], edi
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret 0x14