joyce8/EMBER2024-capa huggingface dataset:
Function at 0x47ad10
Capabilities:
Query environment variable

Disassembly:
push ebx
push ebp
xor ebp, ebp
push esi
push edi
lea esi, [ebp + 1]
push esi
push ebp
call dword [0x52a008]
mov edi, eax
add esp, 8
test edi, edi
je 0x47ad67
nop word [eax + eax]
push esi
push edi
push dword [esp + 0x1c]
mov ebp, edi
mov ebx, esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
mov esi, eax
test esi, esi
je 0x47ad7f
cmp esi, ebx
je 0x47ad7f
cmp esi, 0x8000
ja 0x47ad7f
cmp esi, ebx
jb 0x47ad78
push esi
push edi
call dword [0x52a008]
mov edi, eax
add esp, 8
test edi, edi
jne 0x47ad30
push ebp
call dword [0x52a004]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
ret
push edi
call dword [0x52a004]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x480810
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x88
mov eax, dword [0x52a098]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x9c]
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
mov dword [esp + 0x14], 0x80
push eax
mov ebp, dword [edi + 0x424]
or esi, 0xffffffff
mov ebx, dword [edi]
push ebp
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x480872
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x80
push eax
lea eax, [esp + 0x18]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_accept]
mov esi, eax
push ebp
push edi
call fcn.00466030
add esp, 8
cmp esi, 0xffffffff
jne 0x480896
push str.Error_accept__ing_server_connect
push ebx
call fcn.00465470
add esp, 8
mov eax, 0x1e
jmp 0x480905
push str.Connection_accepted_from_server_n
push ebx
call fcn.00465550
push 1
push esi
mov byte [edi + 0x50c], 0
mov dword [edi + 0x424], esi
call fcn.00473430
add esp, 0x10
mov byte [edi + 0x7e4], 1
cmp dword [ebx + 0x610], 0
je 0x480903
push 1
push ebx
call fcn.00456240
mov eax, dword [ebx + 0x610]
push 1
push esi
push dword [ebx + 0x614]
call eax
push 0
push ebx
mov esi, eax
call fcn.00456240
add esp, 0x1c
test esi, esi
je 0x480903
push edi
call fcn.00480da0
add esp, 4
mov eax, 0x2a
jmp 0x480905
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0049ca3f
add esp, 0x88
ret
Function at 0x487ce0
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0xc]
push esi
mov esi, dword [esp + 0xc]
push edi
push 0
mov byte [esp + 0x16], al
lea eax, [esp + 0x14]
mov edi, dword [esi]
push 3
push eax
push dword [esi + 0x420]
mov byte [esp + 0x20], 0xff
mov byte [esp + 0x21], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x487d2c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.00465470
add esp, 0xc
push dword [esp + 0x18]
push ebx
push str.SENT
push dword [esi]
call fcn.004878f0
add esp, 0x10
pop edi
pop esi
pop ebx
ret

Function at 0x487e60
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
cmp dword [esp + 0xc], 0x1f
mov eax, dword [esp + 8]
push ebx
mov eax, dword [eax]
mov dword [esp + 4], eax
mov ebx, dword [eax + 0x14c]
jne 0x487fae
push ebp
push edi
lea ebp, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], ebp
cmp ebp, edi
jae 0x487eae
lea eax, [ebp + 1]
mov byte [ebp], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x487eae
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x487eae
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx eax, ax
mov dword [esp + 0x1c], eax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov edx, dword [esp + 0x1c]
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x487f19
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x487f19
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x487f19
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x487f19
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x487f19
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x487f19
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
mov esi, dword [esp + 0x10]
mov dword [ebx + 0x1eb4], eax
sub eax, ebp
sub eax, 2
mov dword [edi], ebp
push eax
lea eax, [ebx + 0x1cb2]
push eax
push 0x3e
push esi
call fcn.004879f0
mov edi, dword [esp + 0x28]
add esp, 0x10
push 0
push 3
push ebp
push dword [edi + 0x420]
call dword [sym.imp.WS2_32.dll_send]
mov ebp, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x487f6d
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00465470
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push edi
call fcn.00487d50
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [edi + 0x420]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x487fab
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00465470
add esp, 0xc
pop esi
pop edi
pop ebp
pop ebx
pop ecx
ret
Function at 0x489460
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x8c
mov eax, dword [0x52a098]
xor eax, esp
mov dword [esp + 0x88], eax
push ebx
push ebp
mov ebp, dword [esp + 0x98]
lea eax, [esp + 8]
push esi
push edi
push eax
mov edi, dword [ebp + 0x720]
lea eax, [esp + 0x1c]
mov ebx, dword [ebp]
push eax
mov dword [esp + 0x18], 0x80
mov eax, dword [edi + 0x154]
push 0
add eax, 4
push eax
push dword [edi + 0x15c]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [edi + 0x148], 0
mov dword [edi + 0x14c], eax
jne 0x4894e6
push dword [esp + 0x10]
lea eax, [esp + 0x1c]
push eax
lea eax, [edi + 0xc8]
push eax
call fcn.004b5a60
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [edi + 0x148], eax
mov esi, dword [edi + 0x14c]
cmp esi, 4
jge 0x489521
push str.Received_too_short_packet
push ebx
call fcn.00465470
add esp, 8
mov dword [edi + 0xc], 7
xor eax, eax
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0049ca3f
add esp, 0x8c
ret
mov edx, dword [edi + 0x15c]
movzx ecx, byte [edx]
movzx eax, byte [edx + 1]
shl ecx, 8
or ecx, eax
mov dword [edi + 0xc], ecx
add ecx, 0xfffffffd
cmp ecx, 3
ja case.default.0x489542
jmp dword [ecx*4 + 0x489654]
cmp esi, 4
jle case.0x489542.4
movzx ecx, byte [edx + 2]
movzx eax, byte [edx + 3]
shl ecx, 8
or ecx, eax
movzx eax, word [edi + 0x40]
inc eax
movzx eax, ax
cmp eax, ecx
jne case.0x489542.4
lea eax, [esi - 4]
push eax
lea eax, [edx + 4]
push eax
push 1
push ebp
call fcn.004653b0
mov esi, eax
add esp, 0x10
test esi, esi
je 0x48959a
push 5
push edi
call fcn.00489ff0
add esp, 8
mov eax, esi
jmp 0x489508
mov eax, dword [edi + 0x14c]
sub eax, 4
cdq
add dword [ebx + 0x98], eax
adc dword [ebx + 0x9c], edx
push dword [ebx + 0x9c]
push dword [ebx + 0x98]
push ebx
call fcn.00473740
jmp 0x48962a
movzx ecx, byte [edx + 2]
lea eax, [edx + 4]
mov dword [esp + 0x14], eax
add esi, 0xfffffffc
movzx eax, byte [edx + 3]
shl ecx, 8
or ecx, eax
lea eax, [edx + 4]
push esi
push eax
mov dword [edi + 8], ecx
call fcn.00489140
add esp, 8
cmp eax, esi
jae case.0x489542.4
push dword [esp + 0x14]
push str.TFTP_error:__s_n
push ebx
call fcn.00465550
jmp 0x48962a
lea eax, [esi - 2]
push eax
lea eax, [edx + 2]
push eax
push edi
call fcn.004891f0
add esp, 0xc
test eax, eax
je case.0x489542.4
jmp 0x489508
push str.Internal_error:_Unexpected_packet
push 0x4f91bc
push ebx
call fcn.00465470
add esp, 0xc
push ebp
call fcn.00473b10
add esp, 4
test eax, eax
je 0x489506
push 5
push edi
call fcn.00489ff0
add esp, 8
mov eax, 0x2a
jmp 0x489508
Function at 0x498b10
Capabilities:
Create new key via cryptacquirecontext
Encrypt data using des via winapi
Encrypt or decrypt via wincrypt

Disassembly:
sub esp, 0x24
mov eax, dword [0x52a098]
xor eax, esp
mov dword [esp + 0x20], eax
push edi
mov edi, dword [esp + 0x30]
lea eax, [esp + 4]
push 0xf0000000
push 1
push 0
push 0
push eax
mov dword [esp + 0x1c], 8
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x498c10
push esi
mov esi, dword [esp + 0x38]
push 8
mov dword [esp + 0x18], 0x208
mov dword [esp + 0x1c], 0x6601
mov dl, byte [esi + 1]
mov cl, byte [esi]
mov al, dl
shr al, 1
mov byte [esp + 0x24], cl
shl cl, 7
or al, cl
shl dl, 6
mov cl, byte [esi + 2]
mov byte [esp + 0x25], al
mov al, cl
shr al, 2
or al, dl
shl cl, 5
mov dl, byte [esi + 3]
mov byte [esp + 0x26], al
mov al, dl
shr al, 3
or al, cl
shl dl, 4
mov cl, byte [esi + 4]
mov byte [esp + 0x27], al
mov al, cl
shr al, 4
or al, dl
shl cl, 3
mov dl, byte [esi + 5]
mov byte [esp + 0x28], al
mov al, dl
shr al, 5
or al, cl
shl dl, 2
mov cl, byte [esi + 6]
mov byte [esp + 0x29], al
mov al, cl
shr al, 6
add cl, cl
or al, dl
mov dword [esp + 0x20], 8
mov byte [esp + 0x2a], al
lea eax, [esp + 0x24]
push eax
mov byte [esp + 0x2f], cl
call fcn.0049aa10
add esp, 8
lea eax, [esp + 0x10]
push eax
push 0
push 0
push 0x14
lea eax, [esp + 0x24]
push eax
push dword [esp + 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptImportKey]
pop esi
test eax, eax
jne 0x498c22
push eax
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
xor al, al
pop edi
mov ecx, dword [esp + 0x20]
xor ecx, esp
call fcn.0049ca3f
add esp, 0x24
ret
mov ecx, dword [esp + 0x2c]
push dword [esp + 8]
mov eax, dword [ecx]
mov dword [edi], eax
mov eax, dword [ecx + 4]
mov dword [edi + 4], eax
lea eax, [esp + 0xc]
push eax
push edi
push 0
push 0
push 0
push dword [esp + 0x24]
call dword [sym.imp.ADVAPI32.dll_CryptEncrypt]
push dword [esp + 0xc]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyKey]
push 0
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov ecx, dword [esp + 0x24]
mov al, 1
pop edi
xor ecx, esp
call fcn.0049ca3f
add esp, 0x24
ret
Function at 0x49aa70
Capabilities:
Hash data using md4
Hash data via wincrypt
Initialize hashing via wincrypt

Disassembly:
sub esp, 0xc
push 0xf0000000
push 1
push 0
push 0
lea eax, [esp + 0x14]
mov dword [esp + 0x14], 0
push eax
mov dword [esp + 0x1c], 0
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x49aab5
lea eax, [esp + 8]
push eax
push 0
push 0
push 0x8002
push dword [esp + 0x14]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
push dword [esp + 0x18]
call fcn.00467ca0
add esp, 4
push 0
push eax
push dword [esp + 0x1c]
push dword [esp + 0x14]
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
push 0
lea eax, [esp + 4]
mov dword [esp + 4], 0
push eax
push 0
push 2
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
cmp dword [esp], 0x10
jne 0x49ab0c
push 0
lea eax, [esp + 4]
push eax
push dword [esp + 0x18]
push 2
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
mov eax, dword [esp + 8]
test eax, eax
je 0x49ab1b
push eax
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
mov eax, dword [esp + 4]
test eax, eax
je 0x49ab2c
push 0
push eax
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
add esp, 0xc
ret

Function at 0x49ab80
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ecx
push esi
mov esi, dword [esp + 0xc]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [section..data]
mov edi, eax
add esp, 4
test edi, edi
jne 0x49aba7
pop edi
pop esi
pop ecx
ret
lea ecx, [edi + 0xc]
mov dword [edi], esi
mov dword [edi + 4], ecx
mov eax, dword [esi + 0xc]
add eax, ecx
push ebx
mov ebx, dword [esp + 0x1c]
mov dword [edi + 8], eax
push ebp
cmp ebx, dword [esi + 0x10]
jbe 0x49abf2
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [esp + 0x24]
push dword [edi + 4]
call eax
mov ebp, dword [edi + 8]
push dword [edi + 4]
add ebp, dword [esi + 0xc]
mov eax, dword [esi + 8]
push ebp
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov ecx, dword [edi + 4]
mov dword [esp + 0x20], ebx
jmp 0x49abf6
mov ebp, dword [esp + 0x1c]
mov eax, dword [esi]
push ecx
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [esp + 0x28]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x49ac56
mov dword [esp + 0x10], eax
mov ebx, eax
movzx eax, byte [ebp]
xor al, 0x36
mov byte [esp + 0x18], al
lea eax, [esp + 0x18]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebp]
lea ebp, [ebp + 1]
xor al, 0x5c
mov byte [esp + 0x24], al
lea eax, [esp + 0x24]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
sub ebx, 1
jne 0x49ac15
mov ebx, dword [esp + 0x10]
cmp ebx, dword [esi + 0x10]
jae 0x49ac87
nop dword [eax + eax]
mov eax, dword [esi + 4]
push 1
push str.6x_R
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x4fdd97
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x49ac60
pop ebp
pop ebx
mov eax, edi
pop edi
pop esi
pop ecx
ret
Function at 0x49ebda
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateThread]
pop ebp
ret

Function at 0x4cf18b
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.004cf00a

Function at 0x4d3f1d
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.004d3bdd

Function at 0x4dbd90
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4f02f8
mov eax, dword fs:[0]
push eax
sub esp, 0x10
push ebx
push esi
push edi
mov eax, dword [0x52a098]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov ebx, ecx
cmp dword [ebx + 0x40058], 0
je 0x4dbf1e
cmp dword [ebx + 4], 0xffffffff
je 0x4dbf1e
cmp dword [ebx + 0x40028], 0
je 0x4dbf1e
xor eax, eax
mov dword [ebp - 0x1c], vtable.DataPack.0
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x10], eax
mov dword [ebp - 0x14], eax
mov esi, dword [ebp + 0xc]
mov dword [ebp - 4], eax
cmp dword [0x53af64], eax
je 0x4dbe71
mov eax, dword [0x53af60]
push esi
push dword [ebp + 8]
inc eax
push 0x53ba54
mov dword [0x53af60], eax
mov dword [0x53ba50], eax
call fcn.004b5a60
add esp, 8
lea edx, [esi + 4]
mov ecx, 0x53ba50
call fcn.004dc810
add esp, 4
mov dword [esi + 0x53ba54], eax
add esi, 8
mov dword [ebp + 0xc], esi
push 0x53ba50
push 0x53ba50
push esi
call fcn.004df320
push esi
mov dword [ebp - 0x18], esi
call fcn.0049cd03
push esi
mov edi, eax
push 0x53ba50
push edi
mov dword [ebp - 0x10], edi
call fcn.004b5a60
add esp, 0x10
mov dword [ebp + 8], edi
jmp 0x4dbe7a
mov eax, dword [ebp + 8]
mov dword [ebp + 0xc], esi
mov dword [ebp + 8], eax
lea eax, [esi + 6]
cmp eax, 0xc8
jg 0x4dbf13
mov esi, dword [sym.imp.WS2_32.dll_htons]
lea edi, [ebx + 0x28]
push 0xaa55
call esi
mov word [edi], ax
mov eax, dword [ebp + 0xc]
push eax
push dword [ebp + 8]
mov word [edi + 2], ax
add edi, 4
push edi
call fcn.004b5a60
add esp, 0xc
push 0x55aa
call esi
mov ecx, dword [ebp + 0xc]
xor esi, esi
mov word [edi + ecx], ax
lea edi, [ecx + 6]
test edi, edi
jle 0x4dbf0d
nop dword [eax]
push 0
push edi
lea eax, [ebx + 0x28]
push eax
push dword [ebx + 4]
call dword [sym.imp.WS2_32.dll_send]
cmp eax, 0xffffffff
je 0x4dbef1
test eax, eax
je 0x4dbeeb
add esi, eax
cmp esi, edi
jl 0x4dbed0
jmp 0x4dbf0d
push 0x138
push str.APISocket.cpp
push str.socket_send_error_
push 0x51d4b0
call fcn.00444700
add esp, 0x10
add dword [ebx + 0x40040], edi
push dword [ebp - 0x10]
call fcn.0049ca50
add esp, 4
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
Function at 0x4dc220
Capabilities:
Receive data
Receive data on socket
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 4]
cmp eax, 0xffffffff
je 0x4dc2ab
cmp dword [esi + 0x40028], 0
je 0x4dc2ab
lea ecx, [ebp - 4]
xor edi, edi
push ecx
push 0x4004667f
push eax
call dword [sym.imp.WS2_32.dll_ioctlsocket]
cmp dword [ebp - 4], edi
jbe 0x4dc2a0
lea ebx, [esi + 0x28]
push 0
push 0x40000
push ebx
push dword [esi + 4]
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, 0xffffffff
je 0x4dc284
test eax, eax
je 0x4dc27d
push eax
push ebx
lea ecx, [esi + 0x4002c]
add edi, eax
call fcn.004448a0
cmp edi, dword [ebp - 4]
jb 0x4dc254
jmp 0x4dc2a0
push 0xb2
push 0x51d3dc
push str.socket_receive_error_
push 0x51d404
call fcn.00444700
add esp, 0x10
mov ecx, esi
call fcn.004dbf40
test eax, eax
jne 0x4dc2a0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4dc2c0
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket
Get socket status
Resolve dns
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff0
sub esp, 0x248
mov eax, dword [0x52a098]
xor eax, esp
mov dword [esp + 0x244], eax
mov eax, dword [ebp + 8]
push esi
mov esi, dword [ebp + 0xc]
mov dword [esp + 0xc], eax
mov dword [esp + 0x10], esi
push edi
mov edi, ecx
test esi, esi
je 0x4dc4a1
cmp dword [ebp + 0x10], 0
je 0x4dc4a1
cmp dword [edi + 4], 0xffffffff
je 0x4dc309
call fcn.004dc4c0
mov al, byte [esi]
cmp al, 0x30
jl 0x4dc33b
cmp al, 0x39
jg 0x4dc33b
xorps xmm0, xmm0
mov eax, 2
movaps xmmword [esp + 0x230], xmm0
push esi
mov word [esp + 0x234], ax
call dword [sym.imp.WS2_32.dll_inet_addr]
mov dword [esp + 0x234], eax
jmp 0x4dc37d
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
mov esi, eax
test esi, esi
je 0x4dc4a1
xorps xmm0, xmm0
movaps xmmword [esp + 0x230], xmm0
movsx eax, word [esi + 0xa]
push eax
mov eax, dword [esi + 0xc]
push dword [eax]
lea eax, [esp + 0x23c]
push eax
call fcn.004b5a60
mov ax, word [esi + 8]
add esp, 0xc
mov word [esp + 0x230], ax
push dword [ebp + 0x10]
call dword [sym.imp.WS2_32.dll_htons]
push 6
push 1
push 2
mov word [esp + 0x23e], ax
mov dword [esp + 0x24], 1
mov dword [esp + 0x28], 0
call dword [sym.imp.WS2_32.dll_socket]
mov esi, eax
mov dword [esp + 0xc], 1
lea eax, [esp + 0xc]
push eax
push 0x8004667e
push esi
call dword [sym.imp.WS2_32.dll_ioctlsocket]
test eax, eax
jne 0x4dc4a1
push 0x10
lea eax, [esp + 0x234]
push eax
push esi
call dword [sym.imp.WS2_32.dll_connect]
test eax, eax
je 0x4dc4a1
lea eax, [esp + 0xc]
mov dword [esp + 0xc], 0
push eax
push 0x8004667e
push esi
call dword [sym.imp.WS2_32.dll_ioctlsocket]
test eax, eax
jne 0x4dc4a1
lea eax, [esp + 0x18]
mov dword [esp + 0x24], esi
push eax
lea eax, [esp + 0x12c]
mov dword [esp + 0x24], 1
push eax
lea eax, [esp + 0x28]
mov dword [esp + 0x134], esi
push eax
push 0
push 0
mov dword [esp + 0x13c], 1
call dword [sym.imp.WS2_32.dll_select]
lea eax, [esp + 0x20]
push eax
push esi
call dword [sym.imp.WS2_32.dll___WSAFDIsSet]
test eax, eax
je 0x4dc4a1
push 0x31
push 0x401
push dword [esp + 0x18]
mov dword [edi + 4], esi
push esi
call dword [sym.imp.WS2_32.dll_WSAAsyncSelect]
mov eax, dword [esp + 0x10]
lea ecx, [edi + 0xc]
push dword [esp + 0x14]
mov dword [edi + 8], eax
call fcn.00444bc0
mov eax, dword [ebp + 0x10]
mov dword [edi + 0x24], eax
xor eax, eax
mov dword [edi + 0x40028], 1
pop edi
pop esi
mov ecx, dword [esp + 0x244]
xor ecx, esp
call fcn.0049ca3f
mov esp, ebp
pop ebp
ret 0xc
mov ecx, dword [esp + 0x24c]
or eax, 0xffffffff
pop edi
pop esi
xor ecx, esp
call fcn.0049ca3f
mov esp, ebp
pop ebp
ret 0xc
Function at 0x4dc6b0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4f037b
mov eax, dword fs:[0]
push eax
sub esp, 8
push ebx
push esi
push edi
mov eax, dword [0x52a098]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov dword [ebp - 0x10], esi
lea edi, [esi + 0xc]
mov dword [esi], vtable.CAPISocket.0
mov dword [edi + 0x14], 0xf
mov dword [edi + 0x10], 0
cmp dword [edi + 0x14], 0x10
jb 0x4dc6fe
mov eax, dword [edi]
jmp 0x4dc700
mov eax, edi
mov byte [eax], 0
mov dword [ebp - 4], 0
push 0x40000
mov dword [esi + 0x4002c], 0x51fd5c
mov dword [esi + 0x40030], 0x40000
call fcn.0049cd03
mov dword [esi + 0x40034], eax
mov dword [esi + 0x40038], 0
mov dword [esi + 0x4003c], 0
lea ebx, [esi + 0x40044]
mov byte [ebp - 4], 1
push 8
mov dword [ebp - 0x14], ebx
mov dword [ebx], 0
mov dword [ebx + 4], 0
mov dword [ebx + 8], 0
mov dword [ebx + 0xc], 0
mov dword [ebx + 0x10], 0
call fcn.0049ca55
add esp, 8
mov dword [ebx], eax
test eax, eax
je 0x4dc78e
mov dword [eax], 0
mov dword [eax + 4], 0
mov eax, dword [ebx]
mov dword [eax], ebx
mov dword [esi + 4], 0xffffffff
mov dword [esi + 8], 0
cmp dword [edi + 0x14], 0x10
mov dword [edi + 0x10], 0
jb 0x4dc7af
mov edi, dword [edi]
mov eax, dword [0x53af68]
mov ecx, eax
inc eax
mov byte [edi], 0
mov dword [esi + 0x24], 0
mov dword [0x53af68], eax
test ecx, ecx
jne 0x4dc7da
push 0x53b7d0
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
mov dword [esi + 0x40040], 0
mov eax, esi
mov dword [esi + 0x40028], 0
mov dword [esi + 0x40058], 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4dc810
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebx
push esi
push edi
mov edi, edx
or eax, 0xffffffff
xor esi, esi
mov ebx, ecx
test edi, edi
je 0x4dc838
movzx edx, byte [esi + ebx]
inc esi
xor edx, eax
shr eax, 8
movzx ecx, dl
xor eax, dword [ecx*4 + 0x51d540]
cmp esi, edi
jb 0x4dc820
pop edi
pop esi
pop ebx
ret
Function at 0x4de570
Capabilities:
Create directory
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4f0660
mov eax, dword fs:[0]
push eax
sub esp, 0xb4
push esi
mov eax, dword [0x52a098]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 4], 0
lea ecx, [ebp + 8]
cmp dword [ebp + 0x1c], 0x10
cmovae ecx, dword [ebp + 8]
call fcn.004e96c0
test al, al
jne 0x4de68a
mov esi, dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
push 0
push 0x51e158
call esi
push 0
push str.Object
call esi
push 0
push str.Item
call esi
push 0
push 0x51e16c
call esi
cmp dword [ebp + 0x1c], 0x10
lea eax, [ebp + 8]
lea ecx, [ebp - 0xc0]
cmovae eax, dword [ebp + 8]
sub esp, 8
push 2
push eax
call fcn.0044cb20
lea ecx, [ebp - 0xbc]
mov byte [ebp - 4], 1
call fcn.00449e60
test eax, eax
jne 0x4de63c
mov eax, dword [ebp - 0xc0]
lea ecx, [ebp - 0xc0]
push 0
mov eax, dword [eax + 4]
add ecx, eax
mov edx, dword [ecx + 0xc]
or edx, 2
mov eax, edx
or eax, 4
cmp dword [ecx + 0x38], 0
cmovne eax, edx
push eax
call fcn.00446790
cmp dword [ebp + 0x1c], 0x10
lea eax, [ebp + 8]
push 0x51e170
cmovae eax, dword [ebp + 8]
push eax
call fcn.004bd8d0
push 0
mov esi, eax
push 0
push esi
call fcn.004bd7e9
add esp, 0x14
mov dword [ebp - 0x10], 0
lea eax, [ebp - 0x10]
push esi
push 1
push 4
push eax
call fcn.004bcf31
push esi
call fcn.004bbc61
add esp, 0x14
lea ecx, [ebp - 0xc0]
call fcn.00446d10
mov eax, dword [ebp + 0x1c]
cmp eax, 0x10
jb 0x4de69f
inc eax
lea ecx, [ebp + 8]
push eax
push dword [ebp + 8]
call fcn.00445690
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
ret 0x18