joyce8/EMBER2024-capa huggingface dataset:
Function at 0x455f20
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5bfa5d
mov eax, dword fs:[0]
push eax
sub esp, 0x48
mov eax, dword [0x645bc0]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov dword [ebp - 0x2c], esi
mov dword [ebp - 0x2c], esi
mov dword [ebp - 4], 0
call fcn.00487350
mov edi, eax
xorps xmm0, xmm0
test edi, edi
jne 0x455fcf
push 4
movups xmmword [esi], xmm0
push str.null
mov ecx, esi
mov dword [esi + 0x10], eax
mov dword [esi + 0x14], eax
call fcn.004561e0
mov ecx, dword [ebp + 0x1c]
cmp ecx, 0xf
jbe 0x455fb2
mov edx, dword [ebp + 8]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x455fa8
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x456100
push ecx
push edx
call fcn.005bb658
add esp, 8
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.005bb374
mov esp, ebp
pop ebp
ret
movups xmmword [ebp - 0x28], xmm0
xor ecx, ecx
mov dword [ebp - 0x18], 0
movaps xmm0, xmmword [0x637db0]
movups xmmword [ebp - 0x50], xmm0
mov dword [ebp - 0x14], 0xf
movaps xmm0, xmmword [0x637dc0]
mov byte [ebp - 0x28], 0
movups xmmword [ebp - 0x40], xmm0
mov word [ebp - 0x30], 0xec
mov byte [ebp - 0x2e], 1
lea eax, [ecx - 0x5d]
xor byte [ebp + ecx - 0x50], al
inc ecx
cmp ecx, 0x21
jb 0x456007
lea eax, [ebp - 0x50]
mov byte [ebp - 0x2e], 0
push eax
push 0x2712
push edi
call fcn.0048b110
push 0
push 0x40
push edi
call fcn.0048b110
push 0
push 0x51
push edi
call fcn.0048b110
cmp dword [ebp + 0x1c], 0xf
lea eax, [ebp + 8]
cmova eax, dword [ebp + 8]
push eax
push 0x271f
push edi
call fcn.0048b110
push 0x455ec0
push 0x4e2b
push edi
call fcn.0048b110
lea eax, [ebp - 0x28]
push eax
push 0x2711
push edi
call fcn.0048b110
add esp, 0x48
push edi
call fcn.004873f0
add esp, 4
test eax, eax
je 0x456097
push 0x10
push 0
push eax
call fcn.00487db0
add esp, 4
push eax
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
mov ecx, dword [ebp + 0x1c]
xorps xmm0, xmm0
movups xmmword [esi], xmm0
mov dword [esi + 0x10], 0
mov dword [esi + 0x14], 0
movups xmm0, xmmword [ebp - 0x28]
mov byte [ebp - 0x28], 0
movups xmmword [esi], xmm0
movq xmm0, qword [ebp - 0x18]
movq qword [esi + 0x10], xmm0
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x14], 0xf
cmp ecx, 0xf
jbe 0x455fb2
mov edx, dword [ebp + 8]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x455fa8
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x455fa8
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
Function at 0x457ee0
Capabilities:
Create process on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5bfb8d
mov eax, dword fs:[0]
push eax
sub esp, 0x20
mov eax, dword [0x645bc0]
xor eax, ebp
mov dword [ebp - 0x10], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 4], 0
mov eax, bind
mov ecx, dword [ebp + 0x18]
sub eax, ecx
cmp eax, 2
jb 0x457ff5
cmp dword [ebp + 0x1c], 0xf
lea eax, [ebp + 8]
push ecx
cmova eax, dword [ebp + 8]
push eax
push 2
push 0x634cec
push ecx
push dword [ebp - 0x2c]
lea ecx, [ebp - 0x28]
call fcn.00462410
cmp dword [ebp - 0x14], 0xf
lea eax, [ebp - 0x28]
push 0
cmova eax, dword [ebp - 0x28]
push 0
push eax
push str.cmd.exe
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov ecx, dword [ebp - 0x14]
cmp ecx, 0xf
jbe 0x457f94
mov edx, dword [ebp - 0x28]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x457f8a
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x457fcc
push ecx
push edx
call fcn.005bb658
add esp, 8
mov ecx, dword [ebp + 0x1c]
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x14], 0xf
mov byte [ebp - 0x28], 0
cmp ecx, 0xf
jbe 0x457fdc
mov edx, dword [ebp + 8]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x457fd2
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x457fd2
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
push ecx
push edx
call fcn.005bb658
add esp, 8
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.005bb374
mov esp, ebp
pop ebp
ret
call fcn.0044dda0
int3
Function at 0x459600
Capabilities:
Allocate or change rwx memory

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x645bc0]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push ebx
push edi
mov edi, dword [ebp + 8]
add eax, ecx
lea ecx, [ebp - 8]
mov dword [ebp - 0xc], eax
push ecx
push 0x40
push edi
push eax
push dword [0x64d750]
mov ebx, edx
call dword [sym.imp.KERNEL32.dll_VirtualProtectEx]
push 0
push edi
push ebx
mov ebx, dword [ebp - 0xc]
push ebx
push dword [0x64d750]
call dword [sym.imp.KERNEL32.dll_WriteProcessMemory]
push 0
push dword [ebp - 8]
push edi
push ebx
push dword [0x64d750]
call dword [sym.imp.KERNEL32.dll_VirtualProtectEx]
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop ebx
call fcn.005bb374
mov esp, ebp
pop ebp
ret
Function at 0x45b8e0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x1c
push ebx
mov ebx, ecx
push esi
push edi
cmp dword [ebx + 0x38], 0
je 0x45b90c
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.MSVCP140.dll_protected_virtual:_long_long___int64____thiscall_std::basic_streambuf_char__struct_std::char_traits_char__::xsputn_char_const___long_long___int64__]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebx + 0x20]
mov esi, dword [ebp + 0xc]
mov edi, dword [ebp + 0x10]
mov dword [esp + 0x20], esi
mov ecx, dword [eax]
lea eax, [ebx + 0x30]
mov dword [esp + 0x24], edi
mov dword [esp + 0x1c], ecx
mov dword [esp + 0x18], eax
test ecx, ecx
je 0x45b934
mov eax, dword [eax]
mov ecx, dword [eax]
jmp 0x45b93a
xor ecx, ecx
mov dword [esp + 0x18], eax
mov eax, ecx
cdq
mov dword [esp + 0x10], eax
mov ecx, edx
mov dword [esp + 0x14], ecx
test edi, edi
jl 0x45b9a2
jg 0x45b951
test esi, esi
je 0x45b9a2
test ecx, ecx
jl 0x45b99d
jg 0x45b95b
test eax, eax
je 0x45b99d
cmp edi, ecx
jg 0x45b96f
jl 0x45b965
cmp esi, eax
jae 0x45b96f
mov eax, esi
mov dword [esp + 0x10], esi
mov dword [esp + 0x14], edi
push eax
push dword [ebp + 8]
push dword [esp + 0x24]
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [esp + 0x24]
add esp, 0xc
mov edx, dword [esp + 0x10]
mov ecx, dword [ebp + 8]
add ecx, edx
sub esi, edx
mov eax, dword [eax]
sbb edi, dword [esp + 0x14]
sub dword [eax], edx
mov eax, dword [ebx + 0x20]
add dword [eax], edx
jmp 0x45b9a5
mov ecx, dword [ebp + 8]
jmp 0x45b9af
mov ecx, dword [ebp + 8]
test edi, edi
jl 0x45b9c9
jg 0x45b9af
test esi, esi
je 0x45b9c9
mov eax, dword [ebx + 0x4c]
test eax, eax
je 0x45b9c9
push eax
push esi
push 1
push ecx
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
add esp, 0x10
sub esi, eax
sbb edi, 0
mov eax, dword [esp + 0x20]
mov edx, dword [esp + 0x24]
sub eax, esi
sbb edx, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x45b9e0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [ebp + 0x10]
push ebx
mov ebx, ecx
mov ecx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
mov dword [ebp - 4], esi
test eax, eax
jg 0x45ba0c
jl 0x45ba00
test ecx, ecx
jne 0x45ba0c
pop esi
xor eax, eax
xor edx, edx
pop ebx
mov esp, ebp
pop ebp
ret 0xc
cmp dword [ebx + 0x38], 0
je 0x45ba25
push eax
push ecx
push esi
mov ecx, ebx
call dword [sym.imp.MSVCP140.dll_protected_virtual:_long_long___int64____thiscall_std::basic_streambuf_char__struct_std::char_traits_char__::xsgetn_char___long_long___int64__]
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebx + 0x1c]
push edi
mov edi, ecx
mov eax, dword [eax]
mov dword [ebp - 8], eax
test eax, eax
je 0x45ba6d
mov eax, dword [ebx + 0x2c]
lea edx, [ebx + 0x2c]
mov dword [ebp - 0xc], edx
mov eax, dword [eax]
test eax, eax
je 0x45ba73
cmp eax, ecx
mov esi, ecx
cmovb esi, eax
push esi
push dword [ebp - 8]
push dword [ebp - 4]
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [ebx + 0x2c]
sub edi, esi
add dword [ebp - 4], esi
add esp, 0xc
sub dword [eax], esi
mov eax, dword [ebx + 0x1c]
add dword [eax], esi
mov esi, dword [ebp - 4]
jmp 0x45ba73
lea eax, [ebx + 0x2c]
mov dword [ebp - 0xc], eax
cmp dword [ebx + 0x4c], 0
je 0x45bae6
mov ecx, dword [ebx + 0xc]
lea eax, [ebx + 0x3c]
cmp dword [ecx], eax
jne 0x45ba9c
mov eax, dword [ebx + 0xc]
mov edx, dword [ebx + 0x54]
mov ecx, dword [ebx + 0x50]
sub edx, ecx
mov dword [eax], ecx
mov eax, dword [ebx + 0x1c]
mov dword [eax], ecx
mov eax, dword [ebp - 0xc]
mov eax, dword [eax]
mov dword [eax], edx
mov eax, dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
cmp edi, 0xfff
jbe 0x45bad4
nop dword [eax]
push dword [ebx + 0x4c]
push 0xfff
push 1
push esi
call eax
add esp, 0x10
add esi, eax
sub edi, eax
cmp eax, 0xfff
jne 0x45bae6
cmp edi, eax
mov eax, dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
ja 0x45bab0
test edi, edi
je 0x45bae6
push dword [ebx + 0x4c]
push edi
push 1
push esi
call eax
add esp, 0x10
sub edi, eax
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
sub eax, edi
pop edi
pop esi
sbb edx, 0
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x45be60
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x30
mov eax, dword [0x645bc0]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
mov esi, ecx
cmp ebx, 0xffffffff
jne 0x45be90
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005bb374
mov esp, ebp
pop ebp
ret 4
mov eax, dword [esi + 0x20]
push edi
mov ecx, dword [eax]
test ecx, ecx
je 0x45becc
mov edx, dword [esi + 0x30]
mov edi, dword [edx]
lea eax, [edi + ecx]
cmp ecx, eax
jae 0x45becc
lea ecx, [edi - 1]
mov eax, ebx
mov dword [edx], ecx
mov edx, dword [esi + 0x20]
pop edi
mov esi, dword [edx]
lea ecx, [esi + 1]
mov dword [edx], ecx
mov byte [esi], bl
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005bb374
mov esp, ebp
pop ebp
ret 4
cmp dword [esi + 0x4c], 0
je 0x45bfa3
mov edi, dword [esi + 0xc]
lea eax, [esi + 0x3c]
cmp dword [edi], eax
jne 0x45bef4
mov edx, dword [esi + 0x54]
mov ecx, dword [esi + 0x50]
sub edx, ecx
mov dword [edi], ecx
mov eax, dword [esi + 0x1c]
mov dword [eax], ecx
mov eax, dword [esi + 0x2c]
mov dword [eax], edx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x45bf00
movsx eax, bl
jmp 0x45bf38
lea eax, [ebp - 0x2c]
mov byte [ebp - 0x25], bl
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x30]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x25]
push eax
lea eax, [esi + 0x40]
push eax
call dword [sym.imp.MSVCP140.dll_public:_int___thiscall_std::codecvt_char__char__struct__Mbstatet_::out_struct__Mbstatet___char_const___char_const___char_const____char___char___char___const]
sub eax, 0
je 0x45bf62
sub eax, 1
je 0x45bf62
sub eax, 2
jne 0x45bfa3
movsx eax, byte [ebp - 0x25]
push dword [esi + 0x4c]
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fputc]
add esp, 8
or ecx, 0xffffffff
cmp eax, ecx
cmove ebx, ecx
pop edi
pop esi
mov eax, ebx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005bb374
mov esp, ebp
pop ebp
ret 4
mov edi, dword [ebp - 0x2c]
lea eax, [ebp - 0x24]
sub edi, eax
je 0x45bf80
push dword [esi + 0x4c]
push edi
push 1
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
add esp, 0x10
cmp edi, eax
jne 0x45bfa3
lea ecx, [ebp - 0x25]
mov byte [esi + 0x3d], 1
or eax, 0xffffffff
cmp dword [ebp - 0x30], ecx
pop edi
pop esi
cmovne eax, ebx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005bb374
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [ebp - 4]
or eax, 0xffffffff
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.005bb374
mov esp, ebp
pop ebp
ret 4
Function at 0x45e330
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
mov eax, dword [0x645bc0]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, ecx
cmp dword [esi + 0x38], 0
je 0x45e3ec
cmp byte [esi + 0x3d], 0
je 0x45e3ec
mov eax, dword [esi]
push edi
push 0xffffffffffffffff
call dword [eax + 0xc]
cmp eax, 0xffffffff
je 0x45e3da
mov ecx, dword [esi + 0x38]
lea eax, [ebp - 0x28]
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [esi + 0x40]
push eax
call dword [sym.imp.MSVCP140.dll_public:_int___thiscall_std::codecvt_char__char__struct__Mbstatet_::unshift_struct__Mbstatet___char___char___char___const]
sub eax, 0
je 0x45e3a1
sub eax, 1
je 0x45e3a5
sub eax, 2
jne 0x45e3da
mov byte [esi + 0x3d], al
mov al, 1
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005bb374
mov esp, ebp
pop ebp
ret
mov byte [esi + 0x3d], 0
mov edi, dword [ebp - 0x28]
lea eax, [ebp - 0x24]
sub edi, eax
je 0x45e3c3
push dword [esi + 0x4c]
push edi
push 1
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
add esp, 0x10
cmp edi, eax
jne 0x45e3da
cmp byte [esi + 0x3d], 0
pop edi
sete al
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005bb374
mov esp, ebp
pop ebp
ret
pop edi
xor al, al
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005bb374
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
mov al, 1
xor ecx, ebp
pop esi
call fcn.005bb374
mov esp, ebp
pop ebp
ret
Function at 0x470980
Capabilities:
Hash data using murmur3
Resolve function by parsing pe exports

Disassembly:
cmp byte [0x64a2e4], 0
jne 0x47098e
call fcn.00484fe0
cmp byte [0x64a2ed], 0
je 0x4709ac
push 0
push 0x40
push dword [esp + 0x10]
push dword [esp + 0x10]
call fcn.00485370
add esp, 0x10
ret
jmp fcn.0046ed30
Function at 0x48fdb0
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
sub esp, 0x18
mov eax, dword [0x645bc0]
xor eax, esp
mov dword [esp + 0x14], eax
push esi
mov esi, dword [esp + 0x20]
test esi, esi
je 0x48fe7b
lea eax, [esp + 4]
push eax
push esi
push 2
call fcn.004a9780
add esp, 0xc
test eax, eax
jne 0x48fe7b
lea eax, [esp + 8]
push eax
push esi
push 0x17
call fcn.004a9780
add esp, 0xc
test eax, eax
jne 0x48fe7b
push ebx
push edi
mov edi, esi
xor ebx, ebx
lea ecx, [edi + 1]
mov al, byte [edi]
inc edi
test al, al
jne 0x48fe04
sub edi, ecx
push edi
push 0x2e
push esi
call fcn.004a9750
add esp, 0xc
test eax, eax
je 0x48fe38
sub eax, esi
push eax
push 0x2e
push esi
call fcn.004a9750
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x48fe3a
inc ebx
mov ecx, esi
sub ecx, ebx
add edi, ecx
test ebx, ebx
cmovne esi, ebx
mov ebx, 0x1505
add edi, esi
cmp esi, edi
jae 0x48fe66
mov al, byte [esi]
push eax
call fcn.0049dfe0
movsx ecx, al
inc esi
mov eax, ebx
add esp, 4
shl eax, 5
add eax, ebx
xor ecx, eax
mov ebx, ecx
cmp esi, edi
jb 0x48fe48
pop edi
movzx eax, bl
pop ebx
pop esi
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.005bb374
add esp, 0x18
ret
mov ecx, dword [esp + 0x18]
xor eax, eax
pop esi
xor ecx, esp
call fcn.005bb374
add esp, 0x18
ret

Function at 0x490b00
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [0x6420ec]
cmp eax, 0xffffffff
jne 0x490b42
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x490b28
xor eax, eax
test eax, eax
mov dword [0x6420ec], eax
setg al
ret
push eax
push 0
mov dword [0x6420ec], 1
call fcn.0049a1f0
mov eax, dword [0x6420ec]
add esp, 8
test eax, eax
setg al
ret

Function at 0x490b50
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
cmp dword [eax + 0x2f0], 2
jne 0x490ba5
mov eax, dword [0x6420ec]
cmp eax, 0xffffffff
jne 0x490b9f
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x490b85
xor eax, eax
test eax, eax
mov dword [0x6420ec], eax
setg al
ret
push eax
push 0
mov dword [0x6420ec], 1
call fcn.0049a1f0
mov eax, dword [0x6420ec]
add esp, 8
test eax, eax
setg al
ret
mov al, 1
ret
Function at 0x4996b0
Capabilities:
Write file on windows

Disassembly:
push edi
mov edi, dword [esp + 8]
cmp dword [edi + 0x608], 0
je 0x4996f4
push esi
push 1
push edi
call fcn.0048bc80
push dword [edi + 0x59c]
mov eax, dword [edi + 0x608]
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.0048bc80
add esp, 0x24
mov eax, esi
pop esi
pop edi
ret
mov eax, dword [esp + 0xc]
cmp eax, 2
ja 0x49972d
push dword [edi + 0x598]
lea eax, [eax + eax*2]
push 1
add eax, 0x5c89b0
push 2
push eax
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
push dword [edi + 0x598]
push 1
push dword [esp + 0x2c]
push dword [esp + 0x2c]
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
add esp, 0x20
xor eax, eax
pop edi
ret

Function at 0x499d20
Capabilities:
Receive data
Receive data on socket
Send data
Send data on socket

Disassembly:
sub esp, 0x8c
mov eax, dword [0x645bc0]
xor eax, esp
mov dword [esp + 0x88], eax
mov eax, dword [esp + 0x98]
mov edx, dword [esp + 0x94]
push ebx
mov ebx, dword [esp + 0x94]
mov dword [esp + 8], eax
xor eax, eax
push ebp
mov ebp, dword [esp + 0xa8]
mov ecx, dword [ebx + 0x1c4]
cmp edx, ecx
push esi
sete al
mov esi, 0x1e4
push edi
lea eax, [eax*4 + 0x1c0]
mov eax, dword [eax + ebx]
mov dword [esp + 0x10], eax
mov eax, 0x1f4
cmove esi, eax
mov eax, dword [ebx + 0x2e8]
add esi, ebx
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x499e2e
xor eax, eax
cmp edx, ecx
sete al
lea eax, [eax*4 + 0x1d4]
cmp dword [eax + ebx], 0x4999f0
jne 0x499e2e
cmp dword [esi], 0
je 0x499db8
test edi, edi
je 0x499e2e
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [esp + 0x20]
call fcn.0049c6f0
add esp, 0x14
cmp eax, 0xffffffff
je 0x499e2e
test al, 1
je 0x499e2e
mov ecx, dword [esi]
test ecx, ecx
jne 0x499e0b
mov eax, dword [ebx]
mov eax, dword [eax + 0x8fc]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x6420d8]
mov edi, dword [esi + 4]
mov ecx, eax
add esp, 4
mov dword [esi], ecx
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test ecx, ecx
je 0x499e27
mov eax, dword [esi + 8]
push 0
push edi
add eax, ecx
push eax
push dword [esp + 0x1c]
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x499e2e
add dword [esi + 8], eax
jmp 0x499e2e
mov dword [esi + 4], 0
push 0
push dword [esp + 0xb0]
push dword [esp + 0x1c]
push dword [esp + 0x1c]
call dword [sym.imp.WS2_32.dll_send]
mov edi, eax
cmp edi, 0xffffffff
jne 0x499e97
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x499e68
mov dword [ebp], 0
lea eax, [edi + 0x52]
jmp 0x499e9c
push 0x80
lea eax, [esp + 0x1c]
push eax
push esi
call fcn.00487c00
push eax
push str.Send_failure:__s
push dword [ebx]
call fcn.00499740
mov eax, dword [ebx]
add esp, 0x18
mov dword [eax + 0xcec], esi
mov eax, 0x37
jmp 0x499e99
xor eax, eax
mov dword [ebp], edi
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.005bb374
add esp, 0x8c
ret
Function at 0x49bcf0
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 0x49bd0a
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 0x634a40
push esi
call sub.api_ms_win_crt_string_l1_1_0.dll_strpbrk
add esp, 8
test eax, eax
je 0x49bd52
test ebp, ebp
je 0x49bd43
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 0x49bd78
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x49bd78
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 0x49be2f
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x49bd95
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x6420d8]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x49be25
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x49be25
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x49bdc7
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 0x49bde0
sub ecx, edx
sub ecx, esi
add ecx, ebx
nop dword [eax]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x49bdf0
test ebp, ebp
je 0x49be1c
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x6420dc]
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 [0x6420dc]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x4a7cd0
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket
Get local ipv4 addresses
Get socket information
Receive data
Receive data on socket
Send data
Send data on socket
Set socket configuration
Start tcp server

Disassembly:
sub esp, 0x34
mov eax, dword [0x645bc0]
xor eax, esp
mov dword [esp + 0x30], eax
push ebx
mov ebx, dword [esp + 0x48]
push esi
mov esi, dword [sym.imp.WS2_32.dll_socket]
push edi
push 6
push 1
push 2
mov dword [esp + 0x1c], 0x10
mov dword [esp + 0x18], 1
call esi
mov edi, eax
cmp edi, 0xffffffff
je 0x4a7eb6
xorps xmm0, xmm0
mov eax, 2
push 0x7f000001
movlpd qword [esp + 0x20], xmm0
mov word [esp + 0x18], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov dword [esp + 0x18], eax
xor eax, eax
push 4
mov word [esp + 0x1a], ax
lea eax, [esp + 0x10]
push eax
push 4
push 0xffff
push edi
mov dword [ebx + 4], 0xffffffff
mov dword [ebx], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x4a7ea4
push 0x10
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x4a7ea4
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x4a7ea4
push 1
push edi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x4a7ea4
push 0
push 1
push 2
call esi
mov dword [ebx], eax
cmp eax, 0xffffffff
je 0x4a7ea4
push 0x10
lea ecx, [esp + 0x18]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x4a7ea4
push 0
push 0
push edi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [ebx + 4], eax
cmp eax, 0xffffffff
je 0x4a7ea4
push ebx
push 0x5ca834
lea eax, [esp + 0x2c]
push 0xc
push eax
call fcn.0049cc80
lea esi, [esp + 0x34]
add esp, 0x10
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x4a7e02
push 0
sub esi, ecx
lea eax, [esp + 0x28]
push esi
push eax
push dword [ebx]
call dword [sym.imp.WS2_32.dll_send]
cmp eax, esi
jne 0x4a7ea4
push 0
push 0xc
lea eax, [esp + 0x38]
push eax
push dword [ebx + 4]
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, esi
jne 0x4a7ea4
lea ecx, [esp + 0x24]
lea edx, [esp + 0x30]
sub esi, 4
jb 0x4a7e57
mov eax, dword [ecx]
cmp eax, dword [edx]
jne 0x4a7e5c
add ecx, 4
add edx, 4
sub esi, 4
jae 0x4a7e46
cmp esi, 0xfffffffc
je 0x4a7e89
mov al, byte [ecx]
cmp al, byte [edx]
jne 0x4a7ea4
cmp esi, 0xfffffffd
je 0x4a7e89
mov al, byte [ecx + 1]
cmp al, byte [edx + 1]
jne 0x4a7ea4
cmp esi, 0xfffffffe
je 0x4a7e89
mov al, byte [ecx + 2]
cmp al, byte [edx + 2]
jne 0x4a7ea4
cmp esi, 0xffffffff
je 0x4a7e89
mov al, byte [ecx + 3]
cmp al, byte [edx + 3]
jne 0x4a7ea4
push edi
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x30]
xor ecx, esp
call fcn.005bb374
add esp, 0x34
ret
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
push edi
call esi
push dword [ebx]
call esi
push dword [ebx + 4]
call esi
mov ecx, dword [esp + 0x3c]
or eax, 0xffffffff
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.005bb374
add esp, 0x34
ret