joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4274d0
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 0x4274e0
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x4292a0
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 0x4292e4
pop esi
ret
Function at 0x434190
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, dword [esp + 0xc]
sub esp, 0x18
cmp eax, 5
jae 0x4341a2
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 0x4341f3
jmp 0x4341e0
mov cl, byte [eax]
and cl, 0xfe
cmp cl, 0xe8
je 0x4341ef
inc eax
cmp eax, ebp
jb 0x4341e0
mov dword [esp + 0x10], eax
mov edi, eax
sub edi, ebx
cmp eax, ebp
jae 0x434314
mov ecx, edi
sub ecx, edx
cmp ecx, 3
jbe 0x43422b
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 0x434267
cmp cl, 0xff
je 0x434267
and esi, 3
add esi, esi
or esi, 1
inc edi
jmp 0x4341d0
dec ecx
shl esi, cl
and esi, 7
mov dword [esp + 0x14], esi
je 0x43420e
movzx ecx, byte [esi + 0x56cd28]
mov edx, eax
sub edx, ecx
cmp byte [esi + 0x56cd20], 0
mov cl, byte [edx + 4]
je 0x434257
test cl, cl
je 0x434257
cmp cl, 0xff
jne 0x43420e
and esi, 3
mov edx, edi
add esi, esi
or esi, 1
inc edi
jmp 0x4341d0
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 0x4342e6
movzx ecx, byte [esi + 0x56cd28]
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 0x4342bf
cmp dl, 0xff
jne 0x4342d6
mov ecx, 0x20
mov edx, 1
sub ecx, ebp
shl edx, cl
dec edx
xor ebx, edx
sub ebx, esi
sub ebx, edi
jmp 0x4342b0
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 0x4341d0
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 0x438f20
Capabilities:
Terminate process

Disassembly:
push esi
push 0x24
push str.Fatal_Internal_Error_in_libarchive:
push 2
call fcn.00440e30
mov edx, dword [esp + 0x18]
add esp, 0xc
mov ecx, edx
lea esi, [ecx + 1]
jmp 0x438f40
mov al, byte [ecx]
inc ecx
test al, al
jne 0x438f40
sub ecx, esi
push ecx
push edx
push 2
call fcn.00440e30
push 1
push 0x56dec8
push 2
call fcn.00440e30
add esp, 0x18
push dword [esp + 8]
call dword [sym.imp.MSVCRT.dll_exit]
pop esi
int3
Function at 0x439880
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.0043a6f0
add esp, 8
test eax, eax
je 0x4398d2
test edi, edi
je 0x4398c4
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 0x4398e1
push str.Out_of_memory
push 1
call fcn.00438f20
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.0043a6f0
add esp, 8
test eax, eax
je 0x43992f
test ebp, ebp
je 0x439921
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 0x43993e
push str.Out_of_memory
push 1
call fcn.00438f20
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.0043a6f0
add esp, 8
test eax, eax
je 0x439992
test edi, edi
je 0x43997f
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.00438f20
Function at 0x440960
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 0x440a44
push ebp
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x4409dd
call ebx
cmp eax, 3
jne 0x4409c3
push ebp
call fcn.00440c00
mov esi, eax
add esp, 4
test esi, esi
jne 0x4409b7
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 0x4409dd
call ebx
push eax
call fcn.004408a0
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 0x440a38
push 0
push 0x2000001
push 3
push 0
push 0
push 0
test esi, esi
je 0x4409fd
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
jmp 0x440a04
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 0x440a27
call ebx
push eax
call fcn.004408a0
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 0x440adb
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 0x440b69
call edi
cmp dword [eax], 0xd
jne 0x440ab1
test dword [esp + 0x18], 0x100
je 0x440ab1
push ebp
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x440a8d
call ebx
push eax
call fcn.004408a0
add esp, 4
or eax, 0xffffffff
pop edi
pop esi
pop ebp
pop ebx
ret
test al, 0x10
je 0x440aa1
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 0x440b69
push ebp
call fcn.00440c00
mov esi, eax
add esp, 4
test esi, esi
jne 0x440adb
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 0x440b56
call edi
cmp dword [eax], 0xd
jne 0x440b56
test ebp, 0x100
je 0x440b56
push esi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x440b2f
call ebx
push eax
call fcn.004408a0
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 0x440b4e
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 0x440b70
Capabilities:
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
jns 0x440b88
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
cmp dword [esp + 0xc], 0
jne 0x440b92
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 0x440bfa
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xe8
jne 0x440bd3
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 0xb
or eax, 0xffffffff
ret
cmp eax, 0x6d
je 0x440b8f
cmp eax, 5
jne 0x440bed
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push eax
call fcn.004408a0
add esp, 4
or eax, 0xffffffff
ret
mov eax, dword [esp + 4]
ret

Function at 0x440e30
Capabilities:
Write file on windows

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
jns 0x440e48
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 0x440e94
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 5
jne 0x440e87
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push eax
call fcn.004408a0
add esp, 4
or eax, 0xffffffff
ret
mov eax, dword [esp + 4]
ret

Function at 0x44f460
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 0x44f49b
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 + 0x745df0]
mov dword [eax + 0x260], edx
dec esi
jne 0x44f480
pop edi
mov ecx, dword [eax + 0x34]
mov byte [eax + ecx + 0x58], 1
mov edx, dword [eax + 0x38]
mov ecx, edx
dec ecx
je 0x44f522
dec ecx
je 0x44f507
dec ecx
je 0x44f4fb
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
Function at 0x4592a0
Capabilities:
Query environment variable

Disassembly:
push ecx
push esi
push edi
mov edi, dword [esp + 0x10]
push edi
mov dword [edi + 4], 0
call fcn.0045b3c0
push 0x54
push edi
mov dword [esp + 0x14], eax
call fcn.0045b390
mov esi, eax
add esp, 0xc
test esi, esi
jne 0x4592e7
push edi
call fcn.0045b3d0
mov ecx, dword [edi]
push edi
mov dword [ecx + 0x14], 0x38
mov ecx, dword [edi]
mov dword [ecx + 0x18], esi
mov eax, dword [edi]
mov eax, dword [eax]
call eax
add esp, 8
mov dword [esi], fcn.00458f30
mov dword [esi + 4], fcn.00458dc0
mov dword [esi + 8], fcn.00458e90
mov dword [esi + 0xc], fcn.00458d10
mov dword [esi + 0x10], 0x459600
mov dword [esi + 0x14], 0x459590
mov dword [esi + 0x18], 0x4593f0
mov dword [esi + 0x1c], 0x458bc0
mov dword [esi + 0x20], 0x458a70
mov dword [esi + 0x24], 0x4591a0
mov dword [esi + 0x28], 0x459670
mov dword [esi + 0x30], 0x3b9aca00
mov eax, dword [esp + 8]
mov dword [esi + 0x2c], eax
mov dword [esi + 0x38], 0
mov dword [esi + 0x40], 0
mov dword [esi + 0x34], 0
mov dword [esi + 0x3c], 0
mov dword [esi + 0x44], 0
mov dword [esi + 0x48], 0
mov dword [esi + 0x4c], 0x54
push str.JPEGMEM
mov dword [edi + 4], esi
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
test eax, eax
je 0x4593ca
lea ecx, [esp + 0x10]
mov byte [esp + 0x10], 0x78
push ecx
lea ecx, [esp + 0xc]
push ecx
push str._ld_c
push eax
call dword [sym.imp.MSVCRT.dll_sscanf]
add esp, 0x10
test eax, eax
jle 0x4593ca
mov al, byte [esp + 0x10]
cmp al, 0x6d
je 0x4593b9
cmp al, 0x4d
mov eax, dword [esp + 8]
jne 0x4593c1
imul eax, dword [esp + 8], 0x3e8
imul eax, eax, 0x3e8
mov dword [esi + 0x2c], eax
pop edi
pop esi
pop ecx
ret
Function at 0x477ff0
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
mov ecx, dword [esp + 8]
push ebx
push ebp
push esi
mov esi, dword [esp + 0x10]
mov ebx, 0x1505
add ecx, esi
mov eax, ecx
push edi
xor edi, edi
sub eax, esi
cmp ecx, esi
sbb ebp, ebp
not ebp
and ebp, eax
jbe 0x478034
mov al, byte [esi]
push eax
call fcn.00483fc0
movsx ecx, al
lea esi, [esi + 1]
mov eax, ebx
inc edi
shl eax, 5
add esp, 4
add eax, ebx
xor ecx, eax
mov ebx, ecx
cmp edi, ebp
jb 0x478013
pop edi
pop esi
pop ebp
movzx eax, bl
pop ebx
ret
Function at 0x47ad70
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push str.kernel32
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov ebx, eax
test ebx, ebx
jne 0x47ad8a
pop edi
pop ebx
pop ecx
ret
push ebp
push esi
push str.LoadLibraryExA
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [esp + 0x18]
mov ebp, eax
push 0x5782dc
push esi
call dword [sym.imp.MSVCRT.dll_strpbrk]
add esp, 8
test eax, eax
je 0x47add3
test ebp, ebp
je 0x47adc4
push 8
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
test ebp, ebp
je 0x47adf9
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x47adf9
push 0x800
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
mov edx, eax
mov dword [esp + 0x10], edx
test edx, edx
je 0x47aeaf
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x47ae16
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x746a28]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x47aea5
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x47aea5
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x47ae48
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x47ae60
sub ecx, edx
add ecx, ebx
sub ecx, esi
lea ecx, [ecx]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x47ae70
test ebp, ebp
je 0x47ae9c
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x746a2c]
add esp, 4
mov eax, edi
pop esi
pop ebp
pop edi
pop ebx
pop ecx
ret
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0x746a2c]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x47b040
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x22c
test byte [esp + 0x230], 2
je 0x47b08b
lea eax, [esp + 0x9c]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x47b07f
mov eax, dword [esp + 0x9c]
cmp al, 2
jne 0x47b079
shr eax, 8
cmp al, 2
je 0x47b08b
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
add esp, 0x22c
ret
call fcn.00494a00
test eax, eax
jne 0x47b160
push str.iphlpapi.dll
call fcn.0047ad70
add esp, 4
mov dword [0x74c258], eax
test eax, eax
je 0x47b0c3
push str.if_nametoindex
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x47b0c3
mov dword [0x74c254], eax
push esi
push 0x9c
lea eax, [esp + 8]
push 0
push eax
call sub.MSVCRT.dll_memset
mov esi, dword [sym.imp.KERNEL32.dll_VerSetConditionMask]
add esp, 0xc
mov dword [esp + 4], 0x9c
mov dword [esp + 8], 6
mov dword [esp + 0xc], 0
push 3
push 2
push 0
push 0
mov dword [esp + 0x24], 2
call esi
push 3
push 1
push edx
push eax
call esi
push 3
push 0x20
push edx
push eax
call esi
push 3
push 0x10
push edx
push eax
call esi
push 1
push 8
push edx
push eax
call esi
push edx
push eax
push 0x33
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_VerifyVersionInfoA]
pop esi
test eax, eax
je 0x47b157
push 0x74d3b0
mov byte [0x74d3b8], 1
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
xor eax, eax
add esp, 0x22c
ret
mov byte [0x74d3b8], 0
xor eax, eax
add esp, 0x22c
ret

Function at 0x47b2e0
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
cmp dword [eax + 0x2c8], 2
je fcn.0047b290
mov al, 1
ret

Function at 0x47b420
Capabilities:
Write file on windows

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
cmp dword [edi + 0x5e0], 0
je 0x47b464
push 1
push edi
call fcn.0047c620
push dword [edi + 0x574]
mov eax, dword [edi + 0x5e0]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push edi
call eax
push 0
push edi
mov esi, eax
call fcn.0047c620
add esp, 0x24
mov eax, esi
pop edi
pop esi
ret
mov eax, dword [esp + 0x10]
cmp eax, 2
ja 0x47b49d
push dword [edi + 0x570]
mov esi, dword [sym.imp.MSVCRT.dll_fwrite]
lea eax, [eax + eax*2]
push 1
add eax, 0x578360
push 2
push eax
call esi
push dword [edi + 0x570]
push 1
push dword [esp + 0x30]
push dword [esp + 0x30]
call esi
add esp, 0x20
pop edi
xor eax, eax
pop esi
ret

Function at 0x47b6a0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push 0
push dword [esp + 0x10]
push dword [esp + 0x10]
push dword [esp + 0x10]
call dword [sym.imp.WS2_32.dll_recv]
mov ecx, eax
cmp ecx, 0xffffffff
jne 0x47b6d1
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
sub eax, 0x2733
neg eax
sbb eax, eax
and eax, 0xffffffe7
add eax, 0x51
ret
mov eax, dword [esp + 0x10]
mov dword [eax], ecx
xor eax, eax
ret
Function at 0x47b800
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 8]
sub esp, 0x80
push ebx
push ebp
mov ebp, dword [esp + 0x8c]
push esi
push eax
push ebp
mov esi, dword [ebp + eax*4 + 0x1a4]
call fcn.0047bcb0
add esp, 8
push 0
push dword [esp + 0xa0]
push dword [esp + 0xa0]
push esi
call dword [sym.imp.WS2_32.dll_send]
mov ebx, dword [esp + 0xa0]
mov esi, eax
mov dword [ebx], 0
cmp esi, 0xffffffff
jne 0x47b8a7
push edi
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edi, eax
cmp edi, 0x2733
jne 0x47b874
pop edi
pop esi
pop ebp
mov dword [ebx], 0x51
xor eax, eax
pop ebx
add esp, 0x80
ret
push pe_nt_image_headers32
lea eax, [esp + 0x14]
push eax
push edi
call fcn.004955c0
push eax
push str.Send_failure:__s
push dword [ebp]
call fcn.0047b4b0
mov eax, dword [ebp]
add esp, 0x18
mov dword [eax + 0xc54], edi
mov eax, esi
mov dword [ebx], 0x37
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x80
ret

Function at 0x47bcb0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov ecx, dword [esp + 8]
mov eax, ecx
push ebx
mov ebx, dword [esp + 8]
push ebp
push esi
shl eax, 4
mov ebp, dword [ebx + ecx*4 + 0x1a4]
lea esi, [ebx + 0x1c8]
add esi, eax
mov eax, dword [ebx + 0x2c0]
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x47bd66
cmp dword [ebx + ecx*4 + 0x1b8], 0x47b730
jne 0x47bd66
cmp dword [esi], 0
je 0x47bcfc
test edi, edi
je 0x47bd66
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebp
call fcn.004837c0
add esp, 0x10
cmp eax, 0xffffffff
je 0x47bd66
test al, 1
je 0x47bd66
cmp dword [esi], 0
jne 0x47bd4f
mov eax, dword [ebx]
mov eax, dword [eax + 0x8d0]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x746a28]
mov edi, dword [esi + 4]
add esp, 4
mov dword [esi], eax
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test eax, eax
jne 0x47bd4f
pop edi
mov dword [esi + 4], eax
pop esi
pop ebp
pop ebx
ret
mov eax, dword [esi]
add eax, dword [esi + 8]
push 0
push edi
push eax
push ebp
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x47bd66
add dword [esi + 8], eax
pop edi
pop esi
pop ebp
pop ebx
ret