joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a8e80
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push edi
push str.kernel32
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
mov dword [ebp - 4], eax
test eax, eax
jne 0x4a8ea0
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push 0x50bdd0
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x50bde0
push esi
mov dword [ebp - 8], ebx
call fcn.004efd5c
add esp, 8
test eax, eax
je 0x4a8eec
test ebx, ebx
je 0x4a8edc
push 8
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x4a8f15
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4a8f15
push 0x800
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x4a8fd8
mov ecx, esi
lea ebx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4a8f31
sub ecx, ebx
sar ecx, 1
lea eax, [ecx + edx]
lea eax, [eax*2 + 2]
push eax
call dword [0x52d060]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4a8fce
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x4a8fce
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4a8f70
sub ecx, edx
sar ecx, 1
mov dword [ebx + ecx*2], 0x5c
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax + eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4a8f90
sub ecx, edx
sar ecx, 1
add ecx, ecx
sub ecx, esi
add ecx, ebx
movzx eax, word [esi]
lea esi, [esi + 2]
mov word [ecx + esi - 2], ax
test ax, ax
jne 0x4a8fa5
mov eax, dword [ebp - 8]
test eax, eax
je 0x4a8fc5
push 8
push 0
push ebx
call eax
jmp 0x4a8fcc
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov edi, eax
push ebx
call dword [0x52d064]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x4a8ff0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x52d324]
xor eax, ebp
mov dword [ebp - 4], eax
test byte [ebp + 8], 2
je 0x4a9049
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x4a9036
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4a9030
shr eax, 8
cmp al, 2
je 0x4a9049
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004dc214
mov esp, ebp
pop ebp
ret
push str.iphlpapi.dll
call fcn.004a8e80
add esp, 4
mov dword [0x52f440], eax
test eax, eax
je 0x4a907c
push str.if_nametoindex
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov ecx, dword [0x52f43c]
test eax, eax
cmovne ecx, eax
mov dword [0x52f43c], ecx
push 3
push 2
push 0
push 0
push 6
call fcn.004d4260
add esp, 0x14
test al, al
setne byte [0x531064]
push 0x531068
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.004dc214
mov esp, ebp
pop ebp
ret

Function at 0x4ab980
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x4ab99e
cmp dword [esi + 0x78], 0
je 0x4ab99e
push 2
push 3
push esi
call fcn.004ab110
add esp, 0xc
push dword [ebp + 0xc]
call fcn.004ab3d0
add esp, 4
test esi, esi
je 0x4ab9be
cmp dword [esi + 0x78], 0
je 0x4ab9be
push 3
push esi
call fcn.004ab150
add esp, 8
pop esi
pop ebp
ret

Function at 0x4aba70
Capabilities:
Create udp socket

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x4abab1
mov eax, dword [esi + 0x70]
cmp byte [eax + 0xf0], 0
jne 0x4abaa4
push 0
call fcn.004aba70
add esp, 4
test al, al
mov eax, dword [esi + 0x70]
setne cl
inc cl
mov byte [eax + 0xf0], cl
mov eax, dword [esi + 0x70]
cmp byte [eax + 0xf0], 2
pop esi
sete al
pop ebp
ret
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x4abac7
xor al, al
pop esi
pop ebp
ret
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov al, 1
pop esi
pop ebp
ret
Function at 0x4b5d10
Capabilities:
Get socket status

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
mov ebx, dword [ebp + 0x14]
push esi
mov esi, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0xc]
test edi, edi
je 0x4b5d2b
cmp dword [edi], 0
jne 0x4b5d3d
test esi, esi
je 0x4b5d34
cmp dword [esi], 0
jne 0x4b5d3d
test ebx, ebx
je 0x4b5d86
cmp dword [ebx], 0
je 0x4b5d86
push dword [ebp + 0x1c]
lea eax, [ebp - 8]
push dword [ebp + 0x18]
push eax
call fcn.004d89b0
add esp, 0xc
test ebx, ebx
je 0x4b5d58
cmp dword [ebx], 0
jne 0x4b5d5a
xor ebx, ebx
test esi, esi
je 0x4b5d63
cmp dword [esi], 0
jne 0x4b5d65
xor esi, esi
test edi, edi
je 0x4b5d6e
cmp dword [edi], 0
jne 0x4b5d70
xor edi, edi
push eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
inc eax
push eax
call dword [sym.imp.WS2_32.dll_select]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
call fcn.004b5cc0
add esp, 8
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4b8b70
Capabilities:
Move file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push ebx
push esi
lea eax, [ebp - 0x10]
push edi
push eax
call fcn.0049e9f0
push dword [ebp + 8]
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x10], xmm0
call fcn.004b7510
push dword [ebp + 0xc]
mov edi, eax
call fcn.004b7510
mov ebx, dword [sym.imp.KERNEL32.dll_MoveFileExW]
add esp, 0xc
mov esi, eax
push 1
push esi
push edi
call ebx
test eax, eax
jne 0x4b8bf7
lea eax, [ebp - 0x20]
push eax
call fcn.0049e9f0
movups xmm0, xmmword [ebp - 0x10]
sub esp, 0xc
mov ecx, esp
sub esp, 0x10
movups xmmword [ecx], xmm0
mov ecx, esp
movups xmm0, xmmword [eax]
movups xmmword [ecx], xmm0
call fcn.0049eaa0
add esp, 0x20
test edx, edx
ja 0x4b8c1a
jb 0x4b8be5
cmp eax, 0x3e8
ja 0x4b8c1a
push 1
call dword [sym.imp.KERNEL32.dll_Sleep]
push 1
push esi
push edi
call ebx
test eax, eax
je 0x4b8bb0
test edi, edi
je 0x4b8c04
push edi
call fcn.004e2a1e
add esp, 4
test esi, esi
je 0x4b8c11
push esi
call fcn.004e2a1e
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
test edi, edi
je 0x4b8c27
push edi
call fcn.004e2a1e
add esp, 4
test esi, esi
je 0x4b8c34
push esi
call fcn.004e2a1e
add esp, 4
pop edi
pop esi
mov eax, 1
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4b9000
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [ebp + 0x14]
push ebx
xor ebx, ebx
mov dword [ebp - 0xc], ebx
mov dword [eax], ebx
lea eax, [ebp - 0x10]
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 - 0x14], eax
test eax, eax
jne 0x4b917d
push esi
mov esi, dword [ebp - 0x10]
test esi, esi
je 0x4b9169
push edi
nop dword [eax]
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4b905e
lea edx, [eax + 1]
nop word [eax + eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x4b9050
sub eax, edx
lea ecx, [eax + 1]
jmp 0x4b9060
xor ecx, ecx
mov eax, dword [esi + 4]
mov dword [ebp - 8], ecx
cmp eax, 2
jne 0x4b9072
mov eax, 0x10
jmp 0x4b9080
cmp eax, 0x17
jne 0x4b9125
mov eax, 0x1c
cmp dword [esi + 0x18], 0
mov dword [ebp - 4], eax
je 0x4b9125
mov edx, dword [esi + 0x10]
test edx, edx
je 0x4b9125
cmp edx, eax
jb 0x4b9125
add ecx, 0x20
add eax, ecx
push eax
call dword [0x52d060]
mov edi, eax
add esp, 4
test edi, edi
je 0x4b915e
mov ecx, dword [esi]
mov dword [edi], ecx
mov ecx, dword [esi + 4]
mov dword [edi + 4], ecx
mov ecx, dword [esi + 8]
mov dword [edi + 8], ecx
mov eax, dword [esi + 0xc]
mov ecx, dword [ebp - 4]
mov dword [edi + 0xc], eax
lea eax, [edi + 0x20]
push ecx
mov dword [edi + 0x10], ecx
mov dword [edi + 0x14], 0
mov dword [edi + 0x1c], 0
mov dword [edi + 0x18], eax
push dword [esi + 0x18]
push eax
call fcn.004de5a0
mov edx, dword [ebp - 8]
add esp, 0xc
test edx, edx
je 0x4b9113
mov eax, dword [edi + 0x18]
add eax, dword [ebp - 4]
push edx
mov dword [edi + 0x14], eax
push dword [esi + 0x14]
push eax
call fcn.004de5a0
add esp, 0xc
mov eax, dword [ebp - 0xc]
test ebx, ebx
cmove ebx, edi
test eax, eax
je 0x4b9122
mov dword [eax + 0x1c], edi
mov dword [ebp - 0xc], edi
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x4b9040
mov esi, dword [ebp - 0x14]
mov eax, dword [ebp - 0x10]
pop edi
test eax, eax
je 0x4b9142
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x4b9165
push ebx
call fcn.004b8fd0
mov eax, dword [ebp + 0x14]
add esp, 4
xor ebx, ebx
mov dword [eax], ebx
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov esi, 8
jmp 0x4b9133
test ebx, ebx
jne 0x4b9175
mov esi, 0x2af9
push esi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [ebp + 0x14]
mov dword [eax], ebx
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4b9590
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.004e1c3c
add esp, 0x18
test eax, eax
je 0x4b95b2
cmp eax, 0xffffffff
jne 0x4b95b4
xor eax, eax
pop ebp
ret

Function at 0x4b9710
Capabilities:
Generate random numbers via winapi

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0xc]
push 0
push dword [ebp + 8]
call fcn.004df150
add esp, 0xc
push 2
push dword [ebp + 0xc]
push dword [ebp + 8]
push 0
call sub.bcrypt.dll_BCryptGenRandom
neg eax
sbb eax, eax
and eax, 2
pop ebp
ret
Function at 0x4bf1b0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x52d324]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea eax, [ebp - 0x8c]
push eax
lea eax, [ebp - 0x84]
push eax
mov ebx, dword [edi + 0xc]
mov esi, dword [ebx + 0x124]
push esi
mov dword [ebp - 0x88], 0xffffffff
mov dword [ebp - 0x8c], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4bf226
lea eax, [ebp - 0x8c]
mov dword [ebp - 0x8c], 0x80
push eax
lea eax, [ebp - 0x84]
push eax
push esi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [ebp - 0x88], eax
jmp 0x4bf22c
mov eax, dword [ebp - 0x88]
cmp eax, 0xffffffff
jne 0x4bf255
push str.Error_accept__ing_server_connect
push edi
call fcn.004a7110
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004dc214
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server
push edi
call fcn.004a71d0
mov byte [ebx + 0x1cd], 0
push 1
push dword [ebp - 0x88]
call fcn.004d8a60
lea eax, [ebp - 0x88]
push eax
push 1
push ebx
push edi
call fcn.004cf540
add esp, 0x20
test eax, eax
jne 0x4bf2e4
cmp dword [edi + 0x1ac], eax
je 0x4bf2e2
push 1
push edi
call fcn.00499cc0
mov eax, dword [edi + 0x1ac]
push 1
push dword [ebp - 0x88]
push dword [edi + 0x1b0]
call eax
push 0
push edi
mov esi, eax
call fcn.00499cc0
add esp, 0x1c
test esi, esi
je 0x4bf2e2
push ebx
push edi
call fcn.004bf740
add esp, 8
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004dc214
mov esp, ebp
pop ebp
ret
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004dc214
mov esp, ebp
pop ebp
ret

Function at 0x4c1770
Capabilities:
Check http status code

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
push ebx
push esi
mov esi, dword [ebp + 8]
push edi
lea eax, [ecx - 0xc8]
xor edi, edi
mov ebx, dword [esi + 0xc]
cmp eax, 0x64
jb 0x4c17a2
push str.Couldnt_set_desired_mode
push esi
call fcn.004a7110
add esp, 8
lea eax, [edi + 0x11]
pop edi
pop esi
pop ebx
pop ebp
ret
cmp ecx, 0xc8
je 0x4c17b9
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200
push esi
call fcn.004a71d0
add esp, 0xc
mov al, byte [ebp + 0x10]
cmp al, 0x13
jne 0x4c17d1
push ebx
push esi
call fcn.004c1430
add esp, 8
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp al, 0x14
jne 0x4c17e5
push esi
call fcn.004c04c0
add esp, 4
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp al, 0x15
jne 0x4c17f9
push esi
call fcn.004c1410
add esp, 4
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp al, 0x16
jne 0x4c1808
push esi
call fcn.004c1650
add esp, 4
mov edi, eax
mov eax, edi
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4c8040
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0x10]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push 0
mov byte [ebp + 0xa], cl
lea ecx, [ebp + 8]
push 3
mov eax, dword [esi + 0xc]
push ecx
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
push dword [eax + 0x120]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4c8088
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004a7110
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push esi
call fcn.004c78f0
add esp, 0x10
pop esi
pop ebx
pop ebp
ret

Function at 0x4c81c0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
cmp dword [ebp + 0xc], 0x1f
push ebx
mov ebx, dword [ebp + 8]
mov eax, dword [ebx + 0x124]
mov ecx, dword [ebx + 0xc]
mov dword [ebp - 4], eax
mov dword [ebp - 8], ecx
jne 0x4c831e
push edi
lea ecx, [eax + 0x1cb4]
lea edi, [eax + 0x1eb4]
mov dword [edi], ecx
cmp ecx, edi
jae 0x4c8211
mov byte [ecx], 0xff
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4c8211
mov byte [ecx], 0xfa
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4c8211
mov byte [ecx], 0x1f
inc dword [edi]
movzx eax, word [eax + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx eax, ax
mov dword [ebp + 8], eax
mov eax, dword [ebp - 4]
movzx eax, word [eax + 0x1caa]
push eax
call esi
mov edx, dword [ebp + 8]
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x4c827d
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c827d
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c827d
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c827d
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c827d
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4c827d
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
mov esi, dword [ebp - 4]
mov dword [esi + 0x1eb8], eax
lea ecx, [esi + 0x1cb4]
sub eax, ecx
mov dword [edi], ecx
sub eax, 2
push eax
lea eax, [esi + 0x1cb6]
push eax
push 0x3e
push ebx
call fcn.004c79f0
add esp, 0x10
lea eax, [esi + 0x1cb4]
push 0
push 3
push eax
mov eax, dword [ebp - 8]
push dword [eax + 0x120]
call dword [sym.imp.WS2_32.dll_send]
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x4c82db
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004a7110
add esp, 0xc
push 4
lea eax, [esi + 0x1cb7]
push eax
push ebx
call fcn.004c80a0
add esp, 0xc
lea eax, [esi + 0x1cbb]
push 0
push 2
push eax
mov eax, dword [ebp - 8]
push dword [eax + 0x120]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x4c831d
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004a7110
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4c84b0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x80c
mov eax, dword [0x52d324]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov dword [ebp - 0x808], ebx
mov esi, dword [ebx + 0x124]
mov edi, dword [ebx + 0xc]
mov dword [ebp - 0x80c], edi
mov eax, dword [esi + 0x1eb8]
sub eax, dword [esi + 0x1eb4]
add eax, 2
push eax
lea eax, [esi + 0x1cb4]
push eax
push 0x3c
push ebx
call fcn.004c79f0
mov eax, dword [esi + 0x1eb4]
add esp, 0x10
mov cl, byte [eax]
inc eax
mov dword [esi + 0x1eb4], eax
cmp cl, 0x18
je 0x4c867a
cmp cl, 0x23
je 0x4c8657
cmp cl, 0x27
jne 0x4c8708
push 0
push 0x27
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x804]
push 0x800
push eax
call fcn.004b5fc0
mov esi, dword [esi + 0x1cb0]
add esp, 0x1c
mov edi, 4
test esi, esi
je 0x4c85f1
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
nop dword [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c8570
sub ecx, ebx
lea eax, [edi + 1]
add eax, ecx
cmp eax, 0x7fa
jae 0x4c85e0
push 0x2c
push edx
call fcn.004de400
mov edx, eax
mov ebx, 0x800
lea eax, [ebp - 0x804]
add esp, 8
sub ebx, edi
add eax, edi
test edx, edx
jne 0x4c85b9
push dword [esi]
push edx
push str._c_s
push ebx
push eax
call fcn.004b5fc0
add esp, 0x14
jmp 0x4c85de
mov ecx, dword [esi]
lea eax, [edx + 1]
push eax
push 1
push ecx
sub edx, ecx
lea eax, [ebp - 0x804]
push edx
push 0
push str._c_.s_c_s
add eax, edi
push ebx
push eax
call fcn.004b5fc0
add esp, 0x20
add edi, eax
mov esi, dword [esi + 4]
test esi, esi
jne 0x4c8564
mov ebx, dword [ebp - 0x808]
push 0xf0
push 0xff
mov eax, 0x800
sub eax, edi
push str._c_c
push eax
lea eax, [ebp - 0x804]
add eax, edi
push eax
call fcn.004b5fc0
add esp, 0x14
lea eax, [edi + 2]
push 0
push eax
lea eax, [ebp - 0x804]
push eax
mov eax, dword [ebp - 0x80c]
push dword [eax + 0x120]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4c8651
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004a7110
add esp, 0xc
push edi
jmp 0x4c86f6
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c8662
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x4c869b
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c8685
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 - 0x804]
push 0x800
push eax
lea esi, [ecx + 6]
call fcn.004b5fc0
add esp, 0x28
lea eax, [ebp - 0x804]
push 0
push esi
push eax
push dword [edi + 0x120]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4c86f2
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004a7110
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x802]
push eax
push 0x3e
push ebx
call fcn.004c79f0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004dc214
mov esp, ebp
pop ebp
ret
Function at 0x4c93b0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x52d324]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov eax, dword [ebx + 0xc]
mov edi, dword [eax + 0x258]
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [edi + 0x13c]
lea esi, [edi + 0x148]
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 + 0x130], 0
mov dword [edi + 0x134], eax
jne 0x4c943e
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.004de5a0
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x130], eax
mov edx, dword [edi + 0x134]
cmp edx, 4
jge 0x4c9471
push str.Received_too_short_packet
push ebx
call fcn.004a7110
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.004dc214
mov esp, ebp
pop ebp
ret
push esi
call fcn.004c8fc0
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x4c948c
jmp dword [eax*4 + 0x4c95cc]
cmp edx, 4
jle case.0x4c948c.4
push esi
call fcn.004c8fa0
movzx ecx, word [edi + 0x144]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x4c948c.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
add eax, 4
push eax
push 1
push ebx
call fcn.004a7250
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4c94ef
push 5
push edi
call fcn.004c9e10
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004dc214
mov esp, ebp
pop ebp
ret
mov eax, dword [edi + 0x134]
sub eax, 4
cdq
add dword [ebx + 0x90], eax
adc dword [ebx + 0x94], edx
push dword [ebx + 0x94]
push dword [ebx + 0x90]
push ebx
call fcn.004b4860
jmp 0x4c9597
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x148]
push eax
call fcn.004c8fa0
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.004c9f40
add esp, 0xc
cmp eax, esi
jae case.0x4c948c.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s
push ebx
call fcn.004a71d0
jmp 0x4c9597
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.004c9180
add esp, 0xc
test eax, eax
je case.0x4c948c.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004dc214
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x51ea10
push ebx
call fcn.004a7110
add esp, 0xc
push ebx
call fcn.004b4b90
add esp, 4
test eax, eax
je 0x4c945e
push 5
push edi
call fcn.004c9e10
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.004dc214
mov esp, ebp
pop ebp
ret
Function at 0x4c9e10
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov edx, dword [eax]
mov ecx, dword [eax + 0x10]
cmp edx, 3
ja case.default.0x4c9e20
jmp dword [edx*4 + 0x4c9e74]
mov dword [ebp + 8], eax
pop ebp
jmp fcn.004c98c0
mov dword [ebp + 8], eax
pop ebp
jmp fcn.004c95e0
mov dword [ebp + 8], eax
pop ebp
jmp fcn.004ca070
push str.TFTP_finished
push 0x51ea10
push ecx
call fcn.004a71d0
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x51ea10
push ecx
call fcn.004a7110
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x4cb2d0
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004cb240

Function at 0x4cf6d0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x52f44c]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x4cf722
push 3
push 2
push eax
push eax
push 6
call fcn.004d4260
add esp, 0x14
test al, al
je 0x4cf716
mov dword [0x52f44c], 2
mov esp, ebp
pop ebp
ret
mov dword [0x52f44c], 1
jmp 0x4cf727
cmp eax, 2
je 0x4cf767
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 4]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x4cf74e
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x4cf767
push 4
lea eax, [ebp - 8]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_setsockopt]
mov esp, ebp
pop ebp
ret