joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4ada70
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x15b3568]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
cmp dword [ebp + 0xc], 0xffffffff
jne 0x4ada94
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 8]
mov dword [ebp + 0xc], edx
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 8]
mov edx, dword [ebp + 8]
lea eax, [ecx + edx*2]
mov dword [ebp - 8], eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 4]
sub edx, 4
cmp dword [ebp - 8], edx
jl 0x4adae4
mov eax, dword [ebp - 8]
add eax, 0x4000
mov ecx, dword [ebp - 4]
mov dword [ecx + 4], eax
mov edx, dword [ebp - 4]
mov eax, dword [edx + 4]
add eax, 0xa
push eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx]
push edx
push 0
mov eax, dword [0x1630ee0]
push eax
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
mov ecx, dword [ebp - 4]
mov dword [ecx], eax
jmp 0x4adb2c
mov edx, dword [ebp - 4]
cmp dword [edx + 4], 0x100000
jle 0x4adb2c
cmp dword [ebp - 8], 0x100000
jge 0x4adb00
mov dword [ebp - 8], 0x100000
mov eax, dword [ebp - 4]
mov ecx, dword [ebp - 8]
mov dword [eax + 4], ecx
mov edx, dword [ebp - 4]
mov eax, dword [edx + 4]
add eax, 0xa
push eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx]
push edx
push 0
mov eax, dword [0x1630ee0]
push eax
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
mov ecx, dword [ebp - 4]
mov dword [ecx], eax
mov edx, dword [ebp - 4]
mov eax, dword [edx]
add eax, dword [ebp + 0xc]
mov dword [ebp - 0xc], eax
mov ecx, dword [ebp + 8]
mov edx, dword [ebp + 0xc]
lea eax, [edx + ecx*2]
mov ecx, dword [ebp - 4]
mov dword [ecx + 8], eax
mov eax, dword [ebp - 0xc]
mov esp, ebp
pop ebp
ret 8

Function at 0x4adb50
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x15b3568]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
mov ecx, dword [ebp + 8]
shl ecx, 1
mov edx, dword [ebp - 4]
mov eax, dword [edx + 8]
sub eax, ecx
mov ecx, dword [ebp - 4]
mov dword [ecx + 8], eax
mov esp, ebp
pop ebp
ret 4

Function at 0x4ade20
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x15b3568]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
mov ecx, dword [ebp - 4]
mov edx, dword [ebp + 8]
cmp edx, dword [ecx]
jb 0x4ade5e
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
mov edx, dword [ebp - 4]
add ecx, dword [edx + 8]
cmp dword [ebp + 8], ecx
ja 0x4ade5e
mov eax, dword [ebp - 4]
mov ecx, dword [ebp + 8]
sub ecx, dword [eax]
add ecx, 1
mov eax, ecx
jmp 0x4ade60
xor eax, eax
mov esp, ebp
pop ebp
ret 4

Function at 0x4adef0
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x15b3568]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
mov ecx, dword [ebp - 4]
mov eax, dword [ecx]
add eax, dword [ebp + 8]
mov esp, ebp
pop ebp
ret 4
Function at 0x4ae280
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [0x15b3568]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
mov ecx, dword [ebp - 4]
mov edx, dword [ebp + 8]
mov dword [ecx + 8], edx
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
mov edx, dword [ebp - 4]
add ecx, dword [edx + 8]
mov dword [ebp - 8], ecx
mov eax, dword [ebp - 8]
mov esp, ebp
pop ebp
ret 4

Function at 0x4ae2c0
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x10
push ebx
mov ebx, edx
mov edx, dword [esp + 0x18]
push ebp
push esi
push edi
movzx esi, word [edx]
mov ebp, ecx
mov edi, dword [esp + 0x28]
mov eax, esi
xor eax, 0x7f0
shr esi, 4
shr eax, 4
mov dword [esp + 0x14], ebx
mov dword [esp + 0x10], ebp
mov ecx, dword [edi + esi*4]
mov eax, dword [edi + eax*4]
mov dword [esp + 0x28], eax
movzx eax, word [edx + 0x10]
mov esi, dword [esp + 0x28]
shr eax, 4
mov dword [esp + 0x1c], ecx
mov eax, dword [edi + eax*4]
add eax, esi
mov dword [esp + 0x18], eax
test ebx, ebx
je 0x4ae35a
lea ebx, [ebp + 4]
mov esi, edx
mov ebp, dword [esp + 0x14]
lea ebx, [ebx]
push edi
push ebx
push ecx
push esi
call fcn.004b2030
push edi
lea eax, [ebx + 0x20]
push eax
push dword [esp + 0x30]
lea eax, [esi + 0x10]
push eax
call fcn.004b2030
mov ecx, dword [esp + 0x3c]
add esp, 0x20
add ebx, 0x440
add esi, 0x20
dec ebp
jne 0x4ae320
mov edx, dword [esp + 0x24]
mov esi, dword [esp + 0x28]
mov ebp, dword [esp + 0x10]
mov ebx, dword [ebp]
cmp ebx, 0x10
jbe 0x4ae430
lea eax, [ebp + 0x44]
add ebx, 0xfffffff1
mov dword [esp + 0x18], eax
movzx eax, word [edx + 0x10]
xor eax, 0x7f0
shr ebx, 1
shr eax, 4
lea ebp, [ebx + 0x180]
add esi, dword [edi + eax*4]
lea ebp, [edx + ebp*2]
mov dword [esp + 0x28], esi
mov edi, edi
dec ebx
lea ebp, [ebp - 2]
mov dword [esp + 0x1c], ebx
lea eax, [ebx + 0x80]
mov ebx, dword [esp + 0x24]
mov edx, eax
shr eax, 1
and edx, 1
neg edx
shr edx, 4
movzx ecx, word [ebx + eax*2 + 0x200]
and edx, 0x7f
shr ecx, 4
xor ecx, edx
add esi, dword [edi + ecx*4]
cmp eax, 2
jae 0x4ae3a2
movzx ecx, word [ebp]
mov ebx, dword [esp + 0x1c]
mov eax, ecx
mov edx, dword [esp + 0x18]
xor ecx, 0x7f0
shr eax, 4
shr ecx, 4
mov eax, dword [edi + eax*4]
add eax, esi
mov dword [edx + ebx*8], eax
mov eax, dword [edi + ecx*4]
add eax, esi
mov esi, dword [esp + 0x28]
mov dword [edx + ebx*8 + 4], eax
test ebx, ebx
jne 0x4ae390
mov esi, dword [esp + 0x10]
mov eax, dword [esi]
lea ebx, [eax*4 - 0x40]
mov eax, dword [esp + 0x14]
cmp eax, 1
jbe 0x4ae430
add esi, 0x484
lea edi, [eax - 1]
push ebx
push edx
push esi
call sub.MSVCRT.dll_memcpy
mov edx, dword [esp + 0x24]
add esp, 0xc
add esi, 0x440
dec edi
jne 0x4ae418
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 8
Function at 0x4b0730
Capabilities:
Encode data using xor

Disassembly:
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x18]
xor ebx, ebx
push esi
mov esi, 0x100
push edi
mov edi, dword [esp + 0x1c]
or ecx, esi
lea esp, [esp]
add edi, edi
mov edx, esi
and edx, edi
mov eax, ecx
add edx, esi
shr eax, 8
add eax, edx
mov edx, dword [esp + 0x14]
movzx edx, word [edx + eax*2]
mov eax, ecx
shr eax, 7
add ecx, ecx
and eax, 1
shr edx, 4
neg eax
shr eax, 4
and eax, 0x7f
xor edx, eax
add ebx, dword [ebp + edx*4]
mov edx, ecx
xor edx, edi
not edx
and esi, edx
cmp ecx, 0x10000
jb 0x4b0750
pop edi
pop esi
pop ebp
mov eax, ebx
pop ebx
ret
Function at 0x4b16f0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0xc]
mov ebx, 0x400
push edi
mov edi, 0xc
mov dword [esi + 0x2c], 0
lea edx, [esi + 0x1c50]
mov dword [esi + 0x44], 1
mov dword [esi + 0x40], 1
mov dword [esi + 0x3c], 1
mov dword [esi + 0x38], 1
mov eax, dword [esi + 0x78]
mov dword [esi + 0x70], eax
lea eax, [esi + 0x1e18]
mov dword [esi + 0x58], 0xffffffff
mov dword [esi + 0x5c], 0
mov dword [esi + 0x60], 0
mov dword [esi + 0x64], 0
mov dword [esi + 0x68], 0
mov dword [esi + 0x6c], 0
mov dword [esi + 0x80], 0
mov dword [esi + 0x84], 0
mov dword [esi + 0x88], 0
mov dword [esi + 0x1c18], 0x4000400
mov dword [esi + 0x1c1c], 0x4000400
mov dword [esi + 0x1c20], 0x4000400
mov dword [esi + 0x1c24], 0x4000400
mov dword [esi + 0x1c28], 0x4000400
mov dword [esi + 0x1c2c], 0x4000400
mov dword [esi + 0x1c30], 0x4000400
mov dword [esi + 0x1c34], 0x4000400
mov edi, edi
mov ecx, 0x10
jmp 0x4b17e0
mov word [eax - 0x180], bx
mov word [eax], bx
add eax, 2
dec ecx
jne 0x4b17e0
mov word [edx - 0x18], bx
mov word [edx], bx
mov word [edx + 0x18], bx
mov word [edx + 0x30], bx
add edx, 2
dec edi
jne 0x4b17d0
mov eax, 0x4000400
lea edi, [esi + 0x1f98]
mov ecx, pe_nt_image_headers32
rep stosd dword es:[edi], eax
lea edi, [esi + 0x2198]
mov ecx, 0x40
rep stosd dword es:[edi], eax
mov ecx, dword [esi + 0x98]
mov eax, 0x300
add ecx, dword [esi + 0x94]
shl eax, cl
test eax, eax
je 0x4b184e
mov edi, dword [esi + 0x50]
mov ecx, eax
shr ecx, 1
mov eax, 0x4000400
rep stosd dword es:[edi], eax
adc ecx, ecx
rep stosw word es:[edi], ax
mov eax, 0x4000400
lea edi, [esi + 0x2298]
mov ecx, pe_nt_image_headers32
rep stosd dword es:[edi], eax
lea edi, [esi + 0x2498]
mov ecx, pe_nt_image_headers32
rep stosd dword es:[edi], eax
mov ecx, pe_nt_image_headers32
lea edi, [esi + 0x2698]
rep stosd dword es:[edi], eax
lea edi, [esi + 0x2898]
mov ecx, pe_nt_image_headers32
rep stosd dword es:[edi], eax
mov dword [esi + 0x1c], 0
lea eax, [esi + 0xbaa0]
mov dword [esi + 0x18], 0
mov ecx, 0x800
mov dword [eax], 0x40000000
lea eax, [eax + 0x20]
dec ecx
jne 0x4b18a0
mov dword [esi + 0x34], ecx
mov eax, 1
mov ecx, dword [esi + 0x9c]
mov edx, 0x100
shl eax, cl
mov ecx, dword [esi + 0x98]
dec eax
mov dword [esi + 0x4c], eax
mov eax, edx
shl eax, cl
mov ecx, dword [esi + 0x94]
shr edx, cl
sub eax, edx
pop edi
mov dword [esi + 0x48], eax
pop esi
pop ebx
ret
Function at 0x4b2030
Capabilities:
Encode data using xor

Disassembly:
push ebx
push ebp
mov ebp, dword [esp + 0x18]
xor ebx, ebx
push esi
push edi
lea ebx, [ebx]
mov edx, dword [esp + 0x14]
mov edi, ebx
shr edi, 1
mov esi, ebx
shr esi, 2
mov eax, edi
and eax, 1
neg eax
shr eax, 4
movzx ecx, word [edx + esi*2 + 4]
and eax, 0x7f
shr ecx, 4
neg esi
xor ecx, eax
and esi, 0x7f0
movzx eax, word [edx + 2]
xor esi, eax
mov eax, dword [esp + 0x14]
shr esi, 4
mov edx, dword [ebp + ecx*4]
movzx ecx, word [eax + edi*2 + 8]
add edx, dword [ebp + esi*4]
mov eax, ecx
add edx, dword [esp + 0x18]
xor ecx, 0x7f0
mov esi, dword [esp + 0x1c]
shr eax, 4
shr ecx, 4
mov eax, dword [ebp + eax*4]
add eax, edx
mov dword [esi + ebx*4], eax
mov eax, dword [ebp + ecx*4]
add eax, edx
mov dword [esi + ebx*4 + 4], eax
add ebx, 2
cmp ebx, 8
jb 0x4b2040
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x4b3e00
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov eax, dword [esp + 4]
xor edx, edx
push esi
mov dword [eax + 0x34], 0
lea esi, [eax + 0x60]
mov word [eax + 0x1e], 0
mov dword [eax + 0x24], 0
mov dword [eax + 0x468], 0xffffffff
mov dword [eax + 0x46c], 0xffffffff
mov dword [eax + 0x30], 0x20
mov byte [eax + 0x1d], 1
mov dword [eax + 0x48], 4
mov ecx, edx
lea esi, [esi + 4]
and ecx, 1
mov eax, edx
shr eax, 1
neg ecx
and ecx, 0xedb88320
inc edx
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov dword [esi - 4], eax
cmp edx, 0x100
jb 0x4b3e44
pop esi
ret
Function at 0x4becf0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, dword [esp + 0xc]
sub esp, 0x18
cmp eax, 5
jae 0x4bed02
xor eax, eax
add esp, 0x18
ret
mov ecx, dword [esp + 0x1c]
push ebx
mov ebx, dword [esp + 0x24]
push ebp
mov edx, dword [ecx + 0x4d08]
lea ebp, [eax - 4]
push esi
mov esi, dword [ecx + 0x4d0c]
mov ecx, dword [ecx + 0x4d10]
push edi
xor edi, edi
mov dword [esp + 0x34], ecx
add ebp, ebx
mov dword [esp + 0x20], ebp
nop
lea eax, [edi + ebx]
mov dword [esp + 0x10], eax
cmp eax, ebp
jae 0x4bed53
jmp 0x4bed40
mov cl, byte [eax]
and cl, 0xfe
cmp cl, 0xe8
je 0x4bed4f
inc eax
cmp eax, ebp
jb 0x4bed40
mov dword [esp + 0x10], eax
mov edi, eax
sub edi, ebx
cmp eax, ebp
jae 0x4bee74
mov ecx, edi
sub ecx, edx
cmp ecx, 3
jbe 0x4bed8b
xor esi, esi
mov dword [esp + 0x14], esi
mov cl, byte [eax + 4]
mov edx, edi
mov dword [esp + 0x24], edx
test cl, cl
je 0x4bedc7
cmp cl, 0xff
je 0x4bedc7
and esi, 3
add esi, esi
or esi, 1
inc edi
jmp 0x4bed30
dec ecx
shl esi, cl
and esi, 7
mov dword [esp + 0x14], esi
je 0x4bed6e
movzx ecx, byte [esi + 0x526978]
mov edx, eax
sub edx, ecx
cmp byte [esi + 0x526970], 0
mov cl, byte [edx + 4]
je 0x4bedb7
test cl, cl
je 0x4bedb7
cmp cl, 0xff
jne 0x4bed6e
and esi, 3
mov edx, edi
add esi, esi
or esi, 1
inc edi
jmp 0x4bed30
movzx ebx, cl
movzx ecx, byte [eax + 3]
shl ebx, 8
or ebx, ecx
movzx ecx, byte [eax + 2]
shl ebx, 8
or ebx, ecx
movzx ecx, byte [eax + 1]
shl ebx, 8
or ebx, ecx
sub ebx, dword [esp + 0x34]
sub ebx, edi
test esi, esi
je 0x4bee46
movzx ecx, byte [esi + 0x526978]
mov edx, 0x18
mov esi, dword [esp + 0x34]
shl ecx, 3
sub edx, ecx
mov dword [esp + 0x18], ecx
mov dword [esp + 0x1c], edx
mov ebp, ecx
mov eax, edx
mov edx, ebx
mov ecx, eax
shr edx, cl
test dl, dl
je 0x4bee1f
cmp dl, 0xff
jne 0x4bee36
mov ecx, 0x20
mov edx, 1
sub ecx, ebp
shl edx, cl
dec edx
xor ebx, edx
sub ebx, esi
sub ebx, edi
jmp 0x4bee10
mov eax, dword [esp + 0x10]
mov esi, dword [esp + 0x14]
mov ebp, dword [esp + 0x20]
mov edx, dword [esp + 0x24]
mov ecx, ebx
mov byte [eax + 1], bl
shr ecx, 0x18
and cl, 1
dec cl
not cl
mov byte [eax + 4], cl
mov ecx, ebx
shr ecx, 0x10
mov byte [eax + 3], cl
mov ecx, ebx
mov ebx, dword [esp + 0x30]
shr ecx, 8
add edi, 5
mov byte [eax + 2], cl
jmp 0x4bed30
mov eax, dword [esp + 0x2c]
add dword [eax + 0x4d10], edi
mov dword [eax + 0x4d0c], esi
mov dword [eax + 0x4d08], edx
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x18
ret
Function at 0x4c3a80
Capabilities:
Terminate process

Disassembly:
push esi
push 0x24
push str.Fatal_Internal_Error_in_libarchive:
push 2
call fcn.004cb990
mov edx, dword [esp + 0x18]
add esp, 0xc
mov ecx, edx
lea esi, [ecx + 1]
jmp 0x4c3aa0
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c3aa0
sub ecx, esi
push ecx
push edx
push 2
call fcn.004cb990
push 1
push 0x527b10
push 2
call fcn.004cb990
add esp, 0x18
push dword [esp + 8]
call dword [sym.imp.MSVCRT.dll_exit]
pop esi
int3
Function at 0x4c43e0
Capabilities:
Terminate process

Disassembly:
push ebx
mov ebx, dword [esp + 0xc]
push ebp
push esi
mov esi, dword [esp + 0x10]
mov eax, dword [ebx + 0x30]
push edi
mov dword [esi + 0x30], eax
mov dword [esi + 4], 0
mov edi, dword [ebx + 4]
mov ebp, dword [ebx]
lea eax, [edi + 1]
push eax
push esi
call fcn.004c5250
add esp, 8
test eax, eax
je 0x4c4432
test edi, edi
je 0x4c4424
mov eax, dword [esi + 4]
add eax, dword [esi]
push edi
push ebp
push eax
call dword [sym.imp.MSVCRT.dll_memmove]
add esp, 0xc
add dword [esi + 4], edi
mov ecx, dword [esi + 4]
mov eax, dword [esi]
mov byte [ecx + eax], 0
jmp 0x4c4441
push str.Out_of_memory
push 1
call fcn.004c3a80
add esp, 8
mov dword [esi + 0x10], 0
lea edi, [esi + 0xc]
mov eax, dword [ebx + 0xc]
mov ebp, dword [ebx + 0x10]
mov dword [esp + 0x18], eax
mov eax, dword [edi + 4]
inc eax
add eax, ebp
push eax
push edi
call fcn.004c5250
add esp, 8
test eax, eax
je 0x4c448f
test ebp, ebp
je 0x4c4481
mov eax, dword [edi + 4]
add eax, dword [edi]
push ebp
push dword [esp + 0x1c]
push eax
call dword [sym.imp.MSVCRT.dll_memmove]
add esp, 0xc
add dword [edi + 4], ebp
mov ecx, dword [edi + 4]
mov eax, dword [edi]
mov byte [ecx + eax], 0
jmp 0x4c449e
push str.Out_of_memory
push 1
call fcn.004c3a80
add esp, 8
mov dword [esi + 0x1c], 0
add esi, 0x18
mov edi, dword [ebx + 0x1c]
mov ebx, dword [ebx + 0x18]
mov eax, dword [esi + 4]
inc eax
add eax, edi
add eax, eax
push eax
push esi
call fcn.004c5250
add esp, 8
test eax, eax
je 0x4c44f2
test edi, edi
je 0x4c44df
mov ecx, dword [esi + 4]
lea eax, [edi + edi]
push eax
mov eax, dword [esi]
push ebx
lea eax, [eax + ecx*2]
push eax
call dword [sym.imp.MSVCRT.dll_memmove]
add esp, 0xc
add dword [esi + 4], edi
xor edx, edx
mov ecx, dword [esi + 4]
mov eax, dword [esi]
pop edi
pop esi
pop ebp
mov word [eax + ecx*2], dx
pop ebx
ret
pop edi
pop esi
pop ebp
pop ebx
mov dword [esp + 8], str.Out_of_memory
mov dword [esp + 4], 1
jmp fcn.004c3a80
Function at 0x4cb4c0
Capabilities:
Check if file exists
Get file attributes

Disassembly:
mov eax, dword [esp + 8]
push ebx
mov ebx, dword [sym.imp.KERNEL32.dll_GetLastError]
push ebp
mov ebp, dword [esp + 0xc]
push esi
xor esi, esi
push edi
mov edi, dword [sym.imp.MSVCRT.dll__errno]
test eax, 0xffff7fff
jne 0x4cb5a4
push ebp
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x4cb53d
call ebx
cmp eax, 3
jne 0x4cb523
push ebp
call fcn.004cb760
mov esi, eax
add esp, 4
test esi, esi
jne 0x4cb517
call edi
pop edi
pop esi
pop ebp
mov dword [eax], 0x16
or eax, 0xffffffff
pop ebx
ret
push esi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x4cb53d
call ebx
push eax
call fcn.004cb400
push esi
call dword [sym.imp.MSVCRT.dll_free]
add esp, 8
or eax, 0xffffffff
pop edi
pop esi
pop ebp
pop ebx
ret
test al, 0x10
je 0x4cb598
push 0
push 0x2000001
push 3
push 0
push 0
push 0
test esi, esi
je 0x4cb55d
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
jmp 0x4cb564
push ebp
call dword [sym.imp.KERNEL32.dll_CreateFileA]
push esi
mov edi, eax
call dword [sym.imp.MSVCRT.dll_free]
add esp, 4
cmp edi, 0xffffffff
jne 0x4cb587
call ebx
push eax
call fcn.004cb400
add esp, 4
or eax, edi
pop edi
pop esi
pop ebp
pop ebx
ret
push 0
push edi
call dword [sym.imp.MSVCRT.dll__open_osfhandle]
add esp, 8
pop edi
pop esi
pop ebp
pop ebx
ret
test esi, esi
jne 0x4cb63b
mov eax, dword [esp + 0x18]
push dword [esp + 0x1c]
push eax
push ebp
call dword [sym.imp.MSVCRT.dll__open]
mov esi, eax
add esp, 0xc
test esi, esi
jns 0x4cb6c9
call edi
cmp dword [eax], 0xd
jne 0x4cb611
test dword [esp + 0x18], 0x100
je 0x4cb611
push ebp
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x4cb5ed
call ebx
push eax
call fcn.004cb400
add esp, 4
or eax, 0xffffffff
pop edi
pop esi
pop ebp
pop ebx
ret
test al, 0x10
je 0x4cb601
call edi
pop edi
pop esi
pop ebp
mov dword [eax], 0x15
or eax, 0xffffffff
pop ebx
ret
call edi
pop edi
pop esi
pop ebp
mov dword [eax], 0xd
or eax, 0xffffffff
pop ebx
ret
call edi
cmp dword [eax], 2
jne 0x4cb6c9
push ebp
call fcn.004cb760
mov esi, eax
add esp, 4
test esi, esi
jne 0x4cb63b
call edi
pop edi
pop esi
pop ebp
mov dword [eax], 0x16
or eax, 0xffffffff
pop ebx
ret
push dword [esp + 0x1c]
mov ebp, dword [esp + 0x1c]
push ebp
push esi
call dword [sym.imp.MSVCRT.dll__wopen]
add esp, 0xc
mov dword [esp + 0x18], eax
test eax, eax
jns 0x4cb6b6
call edi
cmp dword [eax], 0xd
jne 0x4cb6b6
test ebp, 0x100
je 0x4cb6b6
push esi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x4cb68f
call ebx
push eax
call fcn.004cb400
add esp, 4
push esi
call dword [sym.imp.MSVCRT.dll_free]
mov eax, dword [esp + 0x1c]
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
ret
test al, 0x10
je 0x4cb6ae
call edi
push esi
mov dword [eax], 0x15
call dword [sym.imp.MSVCRT.dll_free]
mov eax, dword [esp + 0x1c]
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
ret
call edi
mov dword [eax], 0xd
push esi
call dword [sym.imp.MSVCRT.dll_free]
mov eax, dword [esp + 0x1c]
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
ret
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
ret
Function at 0x4cb6d0
Capabilities:
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
jns 0x4cb6e8
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
cmp dword [esp + 0xc], 0
jne 0x4cb6f2
xor eax, eax
ret
push eax
call dword [sym.imp.MSVCRT.dll__get_osfhandle]
add esp, 4
lea ecx, [esp + 4]
push 0
push ecx
push dword [esp + 0x14]
push dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x4cb75a
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xe8
jne 0x4cb733
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 0xb
or eax, 0xffffffff
ret
cmp eax, 0x6d
je 0x4cb6ef
cmp eax, 5
jne 0x4cb74d
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push eax
call fcn.004cb400
add esp, 4
or eax, 0xffffffff
ret
mov eax, dword [esp + 4]
ret

Function at 0x4cb990
Capabilities:
Write file on windows

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
jns 0x4cb9a8
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push 0
lea ecx, [esp + 8]
push ecx
push dword [esp + 0x14]
push dword [esp + 0x14]
push eax
call dword [sym.imp.MSVCRT.dll__get_osfhandle]
add esp, 4
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
jne 0x4cb9f4
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 5
jne 0x4cb9e7
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push eax
call fcn.004cb400
add esp, 4
or eax, 0xffffffff
ret
mov eax, dword [esp + 4]
ret

Function at 0x4d9fc0
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [eax + 0x38]
mov bl, byte [eax + 0x34]
test esi, esi
jle 0x4d9ffb
mov edx, dword [eax + 0x260]
push edi
movzx edi, bl
lea ebx, [ebx]
mov ecx, edx
shl edx, 8
shr ecx, 0x18
xor ecx, edi
xor edx, dword [ecx*4 + 0x15b3a38]
mov dword [eax + 0x260], edx
dec esi
jne 0x4d9fe0
pop edi
mov ecx, dword [eax + 0x34]
mov byte [eax + ecx + 0x58], 1
mov edx, dword [eax + 0x38]
mov ecx, edx
dec ecx
je 0x4da082
dec ecx
je 0x4da067
dec ecx
je 0x4da05b
mov byte [edx + eax + 0x54], 1
mov edx, dword [eax + 0x44]
mov ecx, dword [eax + 0x24]
mov byte [edx + ecx], bl
inc dword [eax + 0x44]
mov edx, dword [eax + 0x44]
mov ecx, dword [eax + 0x24]
mov byte [edx + ecx], bl
inc dword [eax + 0x44]
mov edx, dword [eax + 0x44]
mov ecx, dword [eax + 0x24]
mov byte [edx + ecx], bl
inc dword [eax + 0x44]
mov edx, dword [eax + 0x44]
mov ecx, dword [eax + 0x24]
mov byte [edx + ecx], bl
inc dword [eax + 0x44]
mov esi, dword [eax + 0x44]
mov dl, byte [eax + 0x38]
mov ecx, dword [eax + 0x24]
sub dl, 4
mov byte [esi + ecx], dl
inc dword [eax + 0x44]
pop esi
pop ebx
ret
mov edx, dword [eax + 0x44]
mov ecx, dword [eax + 0x24]
mov byte [edx + ecx], bl
inc dword [eax + 0x44]
mov edx, dword [eax + 0x44]
mov ecx, dword [eax + 0x24]
pop esi
mov byte [edx + ecx], bl
inc dword [eax + 0x44]
mov edx, dword [eax + 0x44]
mov ecx, dword [eax + 0x24]
mov byte [edx + ecx], bl
inc dword [eax + 0x44]
pop ebx
ret
mov ecx, dword [eax + 0x44]
mov edx, dword [eax + 0x24]
pop esi
mov byte [edx + ecx], bl
inc dword [eax + 0x44]
pop ebx
ret