joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4c59f0
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov eax, dword [ebp + 0x14]
push ebx
xor ebx, ebx
mov dword [ebp - 8], ebx
mov dword [eax], ebx
lea eax, [ebp - 0xc]
push eax
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [ebp - 0x10], eax
test eax, eax
jne 0x4c5b84
push edi
mov edi, dword [ebp - 0xc]
test edi, edi
je 0x4c5b70
push esi
nop dword [eax]
mov eax, dword [edi + 4]
cmp eax, 2
jne 0x4c5a3f
mov eax, 0x10
jmp 0x4c5a4d
cmp eax, 0x17
jne 0x4c5b01
mov eax, 0x1c
cmp dword [edi + 0x18], 0
mov dword [ebp - 4], eax
je 0x4c5b01
mov ecx, dword [edi + 0x10]
test ecx, ecx
je 0x4c5b01
cmp ecx, eax
jb 0x4c5b01
push 0x20
call dword [0x67c3e4]
mov esi, eax
add esp, 4
test esi, esi
je 0x4c5b65
mov eax, dword [edi]
mov dword [esi], eax
mov eax, dword [edi + 4]
mov dword [esi + 4], eax
mov eax, dword [edi + 8]
mov dword [esi + 8], eax
mov eax, dword [edi + 0xc]
mov dword [esi + 0xc], eax
mov eax, dword [ebp - 4]
push eax
mov dword [esi + 0x10], eax
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x1c], 0
call dword [0x67c3e4]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x4c5b54
push dword [ebp - 4]
push dword [edi + 0x18]
push eax
call fcn.005c7940
mov eax, dword [edi + 0x14]
add esp, 0xc
test eax, eax
je 0x4c5aef
push eax
call dword [0x67c3f0]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x4c5b3a
mov eax, dword [ebp - 8]
test ebx, ebx
cmove ebx, esi
test eax, eax
je 0x4c5afe
mov dword [eax + 0x1c], esi
mov dword [ebp - 8], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x4c5a30
mov edi, dword [ebp - 0x10]
mov eax, dword [ebp - 0xc]
pop esi
test eax, eax
je 0x4c5b1e
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test edi, edi
je 0x4c5b6c
push ebx
call fcn.004c59b0
mov eax, dword [ebp + 0x14]
add esp, 4
xor ebx, ebx
mov dword [eax], ebx
mov eax, edi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
push dword [esi + 0x18]
mov edi, 8
call dword [0x67c3e8]
push esi
call dword [0x67c3e8]
add esp, 8
jmp 0x4c5b0f
push esi
mov edi, 8
call dword [0x67c3e8]
add esp, 4
jmp 0x4c5b0f
mov edi, 8
jmp 0x4c5b0f
test ebx, ebx
jne 0x4c5b7c
mov edi, 0x2af9
push edi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [ebp + 0x14]
mov dword [eax], ebx
mov eax, edi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4c6000
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push dword [ebp + 0xc]
push dword [ebp + 8]
push 0
push 0
call fcn.005d8639
add esp, 0x18
test eax, eax
je 0x4c6022
cmp eax, 0xffffffff
jne 0x4c6024
xor eax, eax
pop ebp
ret
Function at 0x4c6a20
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c8
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
cmp byte [0x68ea34], 0
push ebx
mov ebx, dword [ebp + 8]
mov dword [ebp - 0x158], ebx
jne 0x4c6a56
call fcn.004c9720
test al, al
je 0x4c6a67
mov byte [0x68ea34], 1
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
mov eax, dword [ebx + 0x9d0]
test eax, eax
je 0x4c6a88
push 0x400
push eax
call fcn.004f2bf0
add esp, 8
call fcn.004c9720
test al, al
jne 0x4c6a56
push esi
push edi
nop word [eax + eax]
mov ebx, 2
mov dword [ebp - 0x150], 4
lea eax, [ebp - 0x44]
mov dword [ebp - 0x148], ebx
mov dword [ebp - 0x14c], eax
nop
lea eax, [ebp - 0x188]
push eax
call fcn.004b97d0
push 1
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x178], xmm0
movups xmmword [ebp - 0x168], xmm0
call fcn.004b9180
lea eax, [ebp - 0x198]
push eax
call fcn.004b97d0
mov esi, dword [eax + 8]
lea eax, [ebp - 0x1a8]
push eax
call fcn.004b97d0
add esp, 0x10
mov ecx, eax
mov eax, esi
inc ebx
cdq
mov dword [ebp - 0x154], ebx
add eax, dword [ecx]
push 0
adc edx, dword [ecx + 4]
push ebx
push edx
push eax
call fcn.00452260
movups xmm1, xmmword [ebp - 0x178]
mov esi, dword [ebp - 0x148]
mov edi, eax
mov ebx, edx
dec esi
movaps xmm0, xmm1
movd eax, xmm1
psrldq xmm0, 4
movd ecx, xmm0
shld ebx, edi, 8
push ecx
push eax
push 0
push esi
shl edi, 8
call fcn.00452260
xor edi, eax
xor ebx, edx
lea eax, [ebp - 0x1b8]
mov dword [ebp - 0x168], edi
push eax
mov dword [ebp - 0x164], ebx
call fcn.004b97d0
lea esi, [eax + 8]
lea eax, [ebp - 0x1c8]
push eax
call fcn.004b97d0
mov edx, dword [ebp - 0x148]
add esp, 8
mov ebx, dword [ebp - 0x154]
mov dword [ebp - 0x148], ebx
mov ecx, dword [eax]
add ecx, dword [esi]
lea eax, [edx + 2]
imul edx, dword [ebp - 0x160]
imul ecx, eax
mov eax, dword [ebp - 0x14c]
shl ecx, 0x10
xor ecx, edx
mov dword [ebp - 0x160], ecx
movups xmm0, xmmword [ebp - 0x168]
movups xmmword [eax], xmm0
add eax, 0x10
sub dword [ebp - 0x150], 1
mov dword [ebp - 0x14c], eax
jne 0x4c6ab0
movsd xmm0, qword [0x612278]
lea eax, [ebp - 0x44]
sub esp, 8
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004f2910
add esp, 0x10
call fcn.004c9720
test al, al
je 0x4c6a90
lea eax, [ebp - 0x144]
mov byte [ebp - 0x144], 0
push 0x100
push eax
call fcn.004f2b30
add esp, 8
cmp byte [ebp - 0x144], 0
pop edi
pop esi
je 0x4c6c34
lea eax, [ebp - 0x144]
push 0x400
push eax
call fcn.004f2bf0
add esp, 8
call fcn.004c9720
test al, al
jne 0x4c6a56
push str.libcurl_is_now_using_a_weak_random_seed__n
push dword [ebp - 0x158]
call fcn.004b5e50
add esp, 8
call fcn.004c9720
xor edx, edx
mov ecx, 0x23
test al, al
pop ebx
cmovne ecx, edx
mov eax, ecx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
Function at 0x4caf90
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1004
call fcn.00452110
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push eax
call fcn.005e00e3
add esp, 4
mov byte [ebp - 0x1004], 0
test eax, eax
je 0x4caff8
push 0x1000
lea ecx, [ebp - 0x1004]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [ebp - 0x1004], 0
je 0x4caff8
lea eax, [ebp - 0x1004]
push eax
call dword [0x67c3f0]
add esp, 4
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret

Function at 0x4cb010
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004caf90

Function at 0x4d0820
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea ecx, [ebp - 0x88]
push ecx
lea ecx, [ebp - 0x84]
mov dword [ebp - 0x88], 0x80
push ecx
mov eax, dword [edi + 0x1c4]
or esi, 0xffffffff
mov ebx, dword [edi]
push eax
mov dword [ebp - 0x8c], eax
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4d0893
lea eax, [ebp - 0x88]
mov dword [ebp - 0x88], 0x80
push eax
lea eax, [ebp - 0x84]
push eax
push dword [ebp - 0x8c]
call dword [sym.imp.WS2_32.dll_accept]
mov esi, eax
push dword [ebp - 0x8c]
push edi
call fcn.004b67c0
add esp, 8
cmp esi, 0xffffffff
jne 0x4d08cb
push str.Error_accept__ing_server_connect
push ebx
call fcn.004b5d70
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push ebx
call fcn.004b5e50
push 1
mov byte [edi + 0x2b0], 0
push esi
mov dword [edi + 0x1c4], esi
call fcn.004de7e0
add esp, 0x10
mov byte [edi + 0x1d1], 1
cmp dword [ebx + 0x610], 0
je 0x4d0947
push 1
push ebx
call fcn.004a9170
mov eax, dword [ebx + 0x610]
push 1
push esi
push dword [ebx + 0x614]
call eax
push 0
push ebx
mov esi, eax
call fcn.004a9170
add esp, 0x1c
test esi, esi
je 0x4d0947
push edi
call fcn.004d0d80
add esp, 4
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004514cc
mov esp, ebp
pop ebp
ret
Function at 0x4d2ce0
Capabilities:
Check http status code

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
push esi
push edi
mov edi, dword [ebp + 8]
xor esi, esi
lea eax, [ecx - 0xc8]
mov edx, dword [edi]
cmp eax, 0x64
jb 0x4d2d0f
push str.Couldnt_set_desired_mode
push edx
call fcn.004b5d70
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebp
ret
cmp ecx, 0xc8
je 0x4d2d26
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push edx
call fcn.004b5e50
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x4d2d3d
push edi
call fcn.004d29b0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x14
jne 0x4d2d51
push edi
call fcn.004d1a10
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x15
jne 0x4d2d65
push edi
call fcn.004d2990
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x16
jne 0x4d2d75
push edi
call fcn.004d2bc0
mov esi, eax
add esp, 4
pop edi
mov eax, esi
pop esi
pop ebp
ret
Function at 0x4d7e60
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x194]
push eax
push 2
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x4d7ead
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004b5d70
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4d7ed5
shr eax, 8
test al, al
jne 0x4d7ed5
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004b5d70
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.004514cc
mov esp, ebp
pop ebp
ret

Function at 0x4d8740
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x10]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push edi
push 0
mov byte [ebp + 0xa], al
lea eax, [ebp + 8]
mov edi, dword [esi]
push 3
push eax
push dword [esi + 0x1c0]
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4d8788
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004b5d70
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.004d7ff0
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4d88b0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
cmp dword [ebp + 0xc], 0x1f
mov eax, dword [ebp + 8]
mov eax, dword [eax]
mov dword [ebp - 8], eax
mov eax, dword [eax + 0x14c]
mov dword [ebp - 4], eax
jne 0x4d8a08
push ebx
push esi
push edi
lea ebx, [eax + 0x1cb0]
lea edi, [eax + 0x1eb0]
mov dword [edi], ebx
cmp ebx, edi
jae 0x4d88ef
mov byte [ebx], 0xff
inc dword [edi]
mov ecx, dword [edi]
jmp 0x4d88f1
mov ecx, ebx
cmp ecx, edi
jae 0x4d8905
mov byte [ecx], 0xfa
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4d8905
mov byte [ecx], 0x1f
inc dword [edi]
movzx eax, word [eax + 0x1ca8]
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx eax, ax
mov dword [ebp + 0xc], eax
mov eax, dword [ebp - 4]
movzx eax, word [eax + 0x1caa]
push eax
call esi
mov edx, dword [ebp + 0xc]
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x4d8970
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d8970
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d8970
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d8970
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d8970
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4d8970
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
mov esi, dword [ebp - 4]
mov dword [edi], ebx
mov edi, dword [ebp - 8]
mov dword [esi + 0x1eb4], eax
sub eax, ebx
sub eax, 2
push eax
lea eax, [esi + 0x1cb2]
push eax
push 0x3e
push edi
call fcn.004d80f0
add esp, 0x10
push 0
push 3
push ebx
mov ebx, dword [ebp + 8]
push dword [ebx + 0x1c0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4d89c3
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004b5d70
add esp, 0xc
push 4
lea eax, [esi + 0x1cb3]
push eax
push ebx
call fcn.004d87a0
add esp, 0xc
lea eax, [esi + 0x1cb7]
push 0
push 2
push eax
push dword [ebx + 0x1c0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4d8a05
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004b5d70
add esp, 0xc
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4d8b60
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea eax, [ebp - 0x104]
push 0x80
push 0
push eax
mov dword [ebp - 0x90c], edi
call fcn.005c8440
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.005c8440
mov ebx, dword [edi]
mov dword [ebp - 0x908], ebx
mov esi, dword [ebx + 0x14c]
mov eax, dword [esi + 0x1eb4]
sub eax, dword [esi + 0x1eb0]
add eax, 2
push eax
lea eax, [esi + 0x1cb0]
push eax
push 0x3c
push ebx
call fcn.004d80f0
mov eax, dword [esi + 0x1eb0]
add esp, 0x28
mov cl, byte [eax]
inc eax
mov dword [esi + 0x1eb0], eax
cmp cl, 0x18
je 0x4d8d48
cmp cl, 0x23
je 0x4d8d22
cmp cl, 0x27
jne 0x4d8dd6
push 0
push 0x27
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.004c36c0
mov esi, dword [esi + 0x1cac]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x4d8cc1
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4d8c47
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x4d8caf
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.004ad1b0
add esp, 0x10
test eax, eax
je 0x4d8caf
lea eax, [ebp - 0x84]
push eax
push 1
lea eax, [ebp - 0x104]
push eax
push 0
mov eax, 0x800
sub eax, edi
push str._c_s_c_s
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.004c36c0
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x4d8c40
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push str._c_c
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.004c36c0
add esp, 0x14
lea eax, [edi + 2]
push 0
push eax
lea eax, [ebp - 0x904]
push eax
mov eax, dword [ebp - 0x90c]
push dword [eax + 0x1c0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4d8d1c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004b5d70
add esp, 0xc
push edi
jmp 0x4d8dc4
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4d8d30
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x4d8d69
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4d8d53
push 0xf0
push 0xff
push edx
push 0
push 0x18
push 0xfa
push 0xff
push str._c_c_c_c_s_c_c
sub ecx, esi
lea eax, [ebp - 0x904]
push 0x800
push eax
lea esi, [ecx + 6]
call fcn.004c36c0
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x1c0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4d8dc0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004b5d70
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.004d80f0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004514cc
mov esp, ebp
pop ebp
ret
Function at 0x4d9b00
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov edi, dword [eax + 0x3a8]
mov ebx, dword [eax]
lea esi, [edi + 0x15c]
mov dword [ebp - 0x88], eax
lea eax, [ebp - 0x90]
push eax
mov dword [ebp - 0x90], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [edi + 0x154]
push 0
add eax, 4
push eax
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [edi + 0x148], 0
mov dword [edi + 0x14c], eax
jne 0x4d9b93
push dword [ebp - 0x90]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xc8]
push eax
call fcn.005c7940
mov eax, dword [ebp - 0x90]
add esp, 0xc
mov dword [edi + 0x148], eax
mov edx, dword [edi + 0x14c]
cmp edx, 4
jge 0x4d9bc6
push str.Received_too_short_packet
push ebx
call fcn.004b5d70
add esp, 8
mov dword [edi + 0xc], 7
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
push esi
call fcn.004d96f0
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x4d9be1
jmp dword [eax*4 + 0x4d9d38]
cmp edx, 4
jle case.0x4d9be1.4
push esi
call fcn.004d96d0
movzx ecx, word [edi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x4d9be1.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
mov esi, dword [ebp - 0x88]
add eax, 4
push eax
push 1
push esi
call fcn.004b5cc0
add esp, 0x10
mov dword [ebp - 0x8c], eax
test eax, eax
je 0x4d9c4f
push 5
push edi
call fcn.004da600
mov eax, dword [ebp - 0x8c]
add esp, 8
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
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.004c1680
add esp, 0xc
jmp 0x4d9d06
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x15c]
push eax
call fcn.004d96d0
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.004d96a0
add esp, 0xc
cmp eax, esi
jae case.0x4d9be1.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s_n
push ebx
call fcn.004b5e50
jmp 0x4d9cfd
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.004d98b0
add esp, 0xc
test eax, eax
je case.0x4d9be1.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x611c60
push ebx
call fcn.004b5d70
add esp, 0xc
mov esi, dword [ebp - 0x88]
push esi
call fcn.004c1950
add esp, 4
test eax, eax
je 0x4d9bb3
push 5
push edi
call fcn.004da600
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.004514cc
mov esp, ebp
pop ebp
ret
Function at 0x4da600
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
mov eax, dword [ecx + 0x10]
mov edx, dword [ecx]
mov eax, dword [eax]
cmp edx, 3
ja case.default.0x4da612
jmp dword [edx*4 + 0x4da668]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004da020
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004d9d50
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004da810
push str.TFTP_finished
push 0x60d490
push eax
call fcn.004b5e50
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x611c60
push eax
call fcn.004b5d70
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x4e4750
Capabilities:
Get hostname

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
push esi
push edi
mov byte [edi], 0
call dword [sym.imp.WS2_32.dll_gethostname]
mov byte [edi + esi - 1], 0
test eax, eax
jne 0x4e4783
push 0x2e
push edi
call fcn.005c75a0
add esp, 8
test eax, eax
je 0x4e4781
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x4e6f40
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push esi
mov esi, dword [ebp + 8]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x67c3e4]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4e6f6d
pop edi
pop esi
mov esp, ebp
pop ebp
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 [ebp + 0x10]
mov dword [edi + 8], eax
cmp ebx, dword [esi + 0x10]
jbe 0x4e6fb7
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [ebp + 0xc]
push dword [edi + 4]
call eax
mov eax, dword [edi + 8]
add eax, dword [esi + 0xc]
push dword [edi + 4]
mov dword [ebp - 4], eax
push eax
mov eax, dword [esi + 8]
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov ecx, dword [edi + 4]
mov dword [ebp + 0x10], ebx
jmp 0x4e6fbd
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], eax
mov eax, dword [esi]
push ecx
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [ebp + 0x10]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x4e701b
mov ebx, dword [ebp - 4]
mov dword [ebp - 8], eax
nop dword [eax + eax]
movzx eax, byte [ebx]
xor al, 0x36
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebx]
lea ebx, [ebx + 1]
xor al, 0x5c
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
sub dword [ebp + 0x10], 1
jne 0x4e6fe0
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x4e7047
mov eax, dword [esi + 4]
push 1
push str.6Stack_part_of_OpenSSL_1.0.2u__20_Dec_2019
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x6175b7
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x4e7020
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x4e7f00
Capabilities:
Check if file exists

Disassembly:
push esi
mov esi, dword [esp + 0xc]
push edi
push esi
push dword [esp + 0x10]
call fcn.004e8020
mov edi, eax
add esp, 8
test edi, edi
jne 0x4e7f91
push 0xaf
push str..crypto_bio_bss_file.c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.004f5780
push 0x617640
push esi
push 0x617644
push dword [esp + 0x2c]
push str.fopen_
push 5
call fcn.004f4c80
add esp, 0x2c
call fcn.005d20df
cmp dword [eax], 2
je 0x4e7f6f
call fcn.005d20df
cmp dword [eax], 6
je 0x4e7f6f
lea eax, [edi + 2]
mov ecx, 0xb8
jmp 0x4e7f79
mov eax, 0x80
mov ecx, 0xb6
push ecx
push str..crypto_bio_bss_file.c
push eax
push 0x6d
push 0x20
call fcn.004f5780
add esp, 0x14
xor eax, eax
pop edi
pop esi
ret
push 0x67c494
call fcn.004e8610
mov esi, eax
add esp, 4
test esi, esi
jne 0x4e7fb2
push edi
call fcn.005ccd33
add esp, 4
xor eax, eax
pop edi
pop esi
ret
push 0
push esi
call fcn.004e8230
push edi
push 1
push 0x6a
push esi
call fcn.004e8260
add esp, 0x18
mov eax, esi
pop edi
pop esi
ret