joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4bc020
Capabilities:
Get socket status

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
sub esp, 0x10
push ebx
mov ebx, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0x14]
test eax, eax
je 0x4bc03a
cmp dword [eax], 0
jne 0x4bc054
test ebx, ebx
je 0x4bc043
cmp dword [ebx], 0
jne 0x4bc054
test edi, edi
je 0x4bc134
cmp dword [edi], 0
je 0x4bc134
mov edx, dword [ebp + 0x1c]
mov ecx, dword [ebp + 0x18]
push esi
lea esi, [ebp - 8]
test edx, edx
jg 0x4bc079
jl 0x4bc068
test ecx, ecx
jae 0x4bc06f
xor esi, esi
jmp 0x4bc0fd
test edx, edx
jl 0x4bc0ef
jg 0x4bc079
test ecx, ecx
je 0x4bc0ef
push 0
push 0x3e8
push edx
push ecx
call fcn.0060c200
push 0
push 0x3e8
mov esi, edx
mov dword [ebp - 4], eax
push esi
push eax
call fcn.0060c150
mov ecx, dword [ebp + 0x18]
sub ecx, eax
mov eax, dword [ebp + 0x1c]
push 0
push 0x3e8
sbb eax, edx
push eax
push ecx
call fcn.0060c150
mov ecx, eax
test esi, esi
jl 0x4bc0de
jg 0x4bc0c4
mov eax, dword [ebp - 4]
cmp eax, 0x7fffffff
jbe 0x4bc0e1
mov eax, SysReAllocString
mov dword [ebp - 0xc], 0
mov dword [ebp - 8], eax
lea esi, [ebp - 8]
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], ecx
jmp 0x4bc0fd
mov eax, dword [ebp - 4]
mov dword [ebp - 8], eax
lea esi, [ebp - 8]
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], ecx
jmp 0x4bc0fd
mov dword [ebp - 8], 0
mov dword [ebp - 4], 0
test edi, edi
je 0x4bc106
cmp dword [edi], 0
jne 0x4bc108
xor edi, edi
test ebx, ebx
je 0x4bc111
cmp dword [ebx], 0
jne 0x4bc113
xor ebx, ebx
test eax, eax
je 0x4bc11c
cmp dword [eax], 0
jne 0x4bc11e
xor eax, eax
push esi
push edi
push ebx
push eax
mov eax, dword [ebp + 8]
inc eax
push eax
call dword [sym.imp.WS2_32.dll_select]
pop esi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
call fcn.004bbfd0
add esp, 8
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4c0720
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.004b2910
push dword [ebp + 8]
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x10], xmm0
call fcn.004bf730
push dword [ebp + 0xc]
mov edi, eax
call fcn.004bf730
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 0x4c07a7
lea eax, [ebp - 0x20]
push eax
call fcn.004b2910
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.004b29b0
add esp, 0x20
test edx, edx
ja 0x4c07ca
jb 0x4c0795
cmp eax, 0x3e8
ja 0x4c07ca
push 1
call dword [sym.imp.KERNEL32.dll_Sleep]
push 1
push esi
push edi
call ebx
test eax, eax
je 0x4c0760
test edi, edi
je 0x4c07b4
push edi
call fcn.005f0fb3
add esp, 4
test esi, esi
je 0x4c07c1
push esi
call fcn.005f0fb3
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
test edi, edi
je 0x4c07d7
push edi
call fcn.005f0fb3
add esp, 4
test esi, esi
je 0x4c07e4
push esi
call fcn.005f0fb3
add esp, 4
pop edi
pop esi
mov eax, 1
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4c0820
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 0x4c099d
push esi
mov esi, dword [ebp - 0x10]
test esi, esi
je 0x4c0989
push edi
nop dword [eax]
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4c087e
lea edx, [eax + 1]
nop word [eax + eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x4c0870
sub eax, edx
lea ecx, [eax + 1]
jmp 0x4c0880
xor ecx, ecx
mov eax, dword [esi + 4]
mov dword [ebp - 8], ecx
cmp eax, 2
jne 0x4c0892
mov eax, 0x10
jmp 0x4c08a0
cmp eax, 0x17
jne 0x4c0945
mov eax, 0x1c
cmp dword [esi + 0x18], 0
mov dword [ebp - 4], eax
je 0x4c0945
mov edx, dword [esi + 0x10]
test edx, edx
je 0x4c0945
cmp edx, eax
jb 0x4c0945
add ecx, 0x20
add eax, ecx
push eax
call dword [0x6bc08c]
mov edi, eax
add esp, 4
test edi, edi
je 0x4c097e
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.005e11d0
mov edx, dword [ebp - 8]
add esp, 0xc
test edx, edx
je 0x4c0933
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.005e11d0
add esp, 0xc
mov eax, dword [ebp - 0xc]
test ebx, ebx
cmove ebx, edi
test eax, eax
je 0x4c0942
mov dword [eax + 0x1c], edi
mov dword [ebp - 0xc], edi
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x4c0860
mov esi, dword [ebp - 0x14]
mov eax, dword [ebp - 0x10]
pop edi
test eax, eax
je 0x4c0962
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x4c0985
push ebx
call fcn.004c07f0
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 0x4c0953
test ebx, ebx
jne 0x4c0995
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 0x4c0da0
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.005f4880
add esp, 0x18
test eax, eax
je 0x4c0dc2
cmp eax, 0xffffffff
jne 0x4c0dc4
xor eax, eax
pop ebp
ret
Function at 0x4c4200
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1cc
mov eax, dword [0x6bc00c]
xor eax, ebp
mov dword [ebp - 4], eax
cmp byte [0x6c6725], 0
push ebx
mov ebx, dword [ebp + 8]
mov dword [ebp - 0x15c], ebx
jne 0x4c4236
call fcn.004c4a90
test al, al
je 0x4c4247
mov byte [0x6c6725], 1
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049b637
mov esp, ebp
pop ebp
ret
mov eax, dword [ebx + 0x5a8]
test eax, eax
je 0x4c4268
push 0x400
push eax
call fcn.005278e0
add esp, 8
call fcn.004c4a90
test al, al
jne 0x4c4236
push esi
push edi
nop word [eax + eax]
mov esi, 2
mov dword [ebp - 0x154], 4
lea eax, [ebp - 0x44]
mov dword [ebp - 0x148], esi
mov dword [ebp - 0x150], eax
nop
lea eax, [ebp - 0x18c]
push eax
call fcn.004b2910
push 0
push 1
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x17c], xmm0
movups xmmword [ebp - 0x16c], xmm0
call fcn.004bbfd0
movups xmm1, xmmword [ebp - 0x17c]
add esp, 0xc
lea ecx, [esi - 1]
movaps xmm0, xmm1
psrldq xmm0, 4
movd eax, xmm0
push eax
movd eax, xmm1
push eax
push 0
push ecx
call fcn.0060c150
imul esi, dword [ebp - 0x164]
mov edi, eax
lea eax, [ebp - 0x19c]
mov ebx, edx
push eax
mov dword [ebp - 0x158], esi
call fcn.004b2910
mov esi, dword [eax + 8]
lea eax, [ebp - 0x1ac]
push eax
call fcn.004b2910
mov ecx, eax
add esp, 8
mov eax, dword [ebp - 0x148]
inc eax
mov dword [ebp - 0x14c], eax
mov eax, esi
cdq
add eax, dword [ecx]
push 0
push dword [ebp - 0x14c]
adc edx, dword [ecx + 4]
push edx
push eax
call fcn.0060c150
shld edx, eax, 8
shl eax, 8
xor ebx, edx
xor edi, eax
mov dword [ebp - 0x168], ebx
lea eax, [ebp - 0x1bc]
mov dword [ebp - 0x16c], edi
push eax
call fcn.004b2910
lea esi, [eax + 8]
lea eax, [ebp - 0x1cc]
push eax
call fcn.004b2910
add esp, 8
mov ecx, dword [eax]
add ecx, dword [esi]
mov eax, dword [ebp - 0x148]
mov esi, dword [ebp - 0x14c]
add eax, 2
imul ecx, eax
mov eax, dword [ebp - 0x158]
mov dword [ebp - 0x148], esi
shl ecx, 0x10
xor eax, ecx
mov dword [ebp - 0x164], eax
mov eax, dword [ebp - 0x150]
movups xmm0, xmmword [ebp - 0x16c]
movups xmmword [eax], xmm0
add eax, 0x10
sub dword [ebp - 0x154], 1
mov dword [ebp - 0x150], eax
jne 0x4c4290
movsd xmm0, qword [0x61d2a0]
lea eax, [ebp - 0x44]
sub esp, 8
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.00526bf0
add esp, 0x10
call fcn.004c4a90
test al, al
je 0x4c4270
lea eax, [ebp - 0x144]
mov byte [ebp - 0x144], 0
push 0x100
push eax
call fcn.00527730
add esp, 8
cmp byte [ebp - 0x144], 0
pop edi
pop esi
je 0x4c442c
lea eax, [ebp - 0x144]
push 0x400
push eax
call fcn.005278e0
add esp, 8
call fcn.004c4a90
test al, al
jne 0x4c4236
push str.libcurl_is_now_using_a_weak_random_seed__n
push dword [ebp - 0x15c]
call fcn.004aee10
add esp, 8
call fcn.004c4a90
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.0049b637
mov esp, ebp
pop ebp
ret
Function at 0x4ca330
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 + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4ca378
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004aed50
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push esi
call fcn.004c9c20
add esp, 0x10
pop esi
pop ebx
pop ebp
ret

Function at 0x4ca4b0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
cmp dword [ebp + 0xc], 0x1f
mov eax, dword [ebp + 8]
push ebx
mov ebx, dword [eax + 0x134]
mov eax, dword [eax + 0xc]
mov dword [ebp - 4], eax
jne 0x4ca60e
push edi
lea eax, [ebx + 0x1cb4]
lea edi, [ebx + 0x1eb4]
mov dword [edi], eax
cmp eax, edi
jae 0x4ca4e8
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ca4f3
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ca4fe
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
mov word [ebp - 0xc], ax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [edi]
mov word [ebp - 0x14], ax
cmp ecx, edi
jae 0x4ca52e
mov al, byte [ebp - 0xc]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4ca53b
mov al, byte [ebp - 0xb]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4ca548
mov al, byte [ebp - 0x14]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4ca555
mov al, byte [ebp - 0x13]
mov byte [ecx], al
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ca560
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ca56b
mov byte [eax], 0xf0
inc dword [edi]
mov eax, dword [edi]
lea ecx, [ebx + 0x1cb4]
mov esi, dword [ebp + 8]
mov dword [ebx + 0x1eb8], eax
sub eax, ecx
sub eax, 2
mov dword [edi], ecx
push eax
lea eax, [ebx + 0x1cb6]
push eax
push 0x3e
push esi
call fcn.004c9d20
add esp, 0x10
lea eax, [ebx + 0x1cb4]
push 0
push 3
push eax
mov eax, dword [ebp - 4]
push dword [eax + 0x148]
call dword [sym.imp.WS2_32.dll_send]
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x4ca5cb
call edi
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004aed50
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb7]
push eax
push esi
call fcn.004ca390
add esp, 0xc
lea eax, [ebx + 0x1cbb]
push 0
push 2
push eax
mov eax, dword [ebp - 4]
push dword [eax + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4ca60c
call edi
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004aed50
add esp, 0xc
pop esi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4ca770
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x6bc00c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
lea eax, [ebp - 0x104]
push esi
push edi
push 0x80
push 0
push eax
mov dword [ebp - 0x908], ebx
call fcn.005e26d0
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.005e26d0
mov esi, dword [ebx + 0x134]
mov edi, dword [ebx + 0xc]
mov dword [ebp - 0x90c], 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.004c9d20
mov eax, dword [esi + 0x1eb4]
add esp, 0x28
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1eb4], eax
cmp ecx, 0x18
je 0x4ca958
cmp ecx, 0x23
je 0x4ca932
cmp ecx, 0x27
jne 0x4ca9e6
push 0
push ecx
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.004be2c0
mov esi, dword [esi + 0x1cb0]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x4ca8d1
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4ca857
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x4ca8bf
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.0040b679
add esp, 0x10
test eax, eax
je 0x4ca8bf
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.004be2c0
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x4ca850
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.004be2c0
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 + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4ca92c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004aed50
add esp, 0xc
push edi
jmp 0x4ca9d4
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4ca940
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x4ca979
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4ca963
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.004be2c0
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4ca9d0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004aed50
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.004c9d20
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0049b637
mov esp, ebp
pop ebp
ret
Function at 0x4cb690
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x6bc00c]
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 + 0x300]
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [edi + 0x14c]
lea esi, [edi + 0x158]
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 + 0x140], 0
mov dword [edi + 0x144], eax
jne 0x4cb71e
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xc0]
push eax
call fcn.005e11d0
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x140], eax
mov edx, dword [edi + 0x144]
cmp edx, 4
jge 0x4cb751
push str.Received_too_short_packet
push ebx
call fcn.004aed50
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.0049b637
mov esp, ebp
pop ebp
ret
push esi
call fcn.004cb280
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x4cb76c
jmp dword [eax*4 + 0x4cb8ac]
cmp edx, 4
jle case.0x4cb76c.4
push esi
call fcn.004cb260
movzx ecx, word [edi + 0x154]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x4cb76c.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
add eax, 4
push eax
push 1
push ebx
call fcn.004aec90
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4cb7cf
push 5
push edi
call fcn.004cc120
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049b637
mov esp, ebp
pop ebp
ret
mov eax, dword [edi + 0x144]
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.004baba0
jmp 0x4cb877
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x158]
push eax
call fcn.004cb260
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.004cc230
add esp, 0xc
cmp eax, esi
jae case.0x4cb76c.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s_n
push ebx
call fcn.004aee10
jmp 0x4cb877
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.004cb440
add esp, 0xc
test eax, eax
je case.0x4cb76c.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049b637
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x694664
push ebx
call fcn.004aed50
add esp, 0xc
push ebx
call fcn.004bae90
add esp, 4
test eax, eax
je 0x4cb73e
push 5
push edi
call fcn.004cc120
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.0049b637
mov esp, ebp
pop ebp
ret
Function at 0x4cc120
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.0x4cc130
jmp dword [edx*4 + 0x4cc184]
mov dword [ebp + 8], eax
pop ebp
jmp fcn.004cbb90
mov dword [ebp + 8], eax
pop ebp
jmp fcn.004cb8c0
mov dword [ebp + 8], eax
pop ebp
jmp fcn.004cc360
push str.TFTP_finished
push 0x617b60
push ecx
call fcn.004aee10
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x694664
push ecx
call fcn.004aed50
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x4d2c00
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x6bc00c]
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]
or esi, 0xffffffff
push ecx
mov ebx, dword [edi + 0xc]
mov eax, dword [ebx + 0x14c]
push eax
mov dword [ebp - 0x8c], eax
mov dword [ebp - 0x88], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4d2c74
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 ebx
push edi
call fcn.004af680
add esp, 0xc
cmp esi, 0xffffffff
jne 0x4d2cad
push str.Error_accept__ing_server_connect
push edi
call fcn.004aed50
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049b637
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push edi
call fcn.004aee10
push 1
push esi
mov byte [ebx + 0x24e], 0
mov dword [ebx + 0x14c], esi
call fcn.004baa20
add esp, 0x10
mov byte [ebx + 0x261], 1
cmp dword [edi + 0x1b8], 0
je 0x4d2d2a
push 1
push edi
call fcn.004a09c0
mov eax, dword [edi + 0x1b8]
push 1
push esi
push dword [edi + 0x1bc]
call eax
push 0
push edi
mov esi, eax
call fcn.004a09c0
add esp, 0x1c
test esi, esi
je 0x4d2d2a
push ebx
push edi
call fcn.004d3170
add esp, 8
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049b637
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.0049b637
mov esp, ebp
pop ebp
ret

Function at 0x4d5130
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 0x4d5162
push str.Couldnt_set_desired_mode
push esi
call fcn.004aed50
add esp, 8
lea eax, [edi + 0x11]
pop edi
pop esi
pop ebx
pop ebp
ret
cmp ecx, 0xc8
je 0x4d5179
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push esi
call fcn.004aee10
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x4d5192
push ebx
push esi
call fcn.004d4df0
add esp, 8
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x14
jne 0x4d51a7
push esi
call fcn.004d3e20
add esp, 4
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x15
jne 0x4d51bc
push esi
call fcn.004d4dd0
add esp, 4
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x16
jne 0x4d51cc
push esi
call fcn.004d5010
add esp, 4
mov edi, eax
mov eax, edi
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4e09e0
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 0x4e0a13
push 0x2e
push edi
call fcn.005e24f0
add esp, 8
test eax, eax
je 0x4e0a11
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x4e1d40
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 [0x6bc08c]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4e1d6d
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 0x4e1db4
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 dword [ebp + 0x10], ebx
jmp 0x4e1dba
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], eax
push dword [edi + 4]
mov eax, dword [esi]
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 0x4e1e1b
mov ebx, dword [ebp - 4]
mov dword [ebp - 8], eax
nop word [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 0x4e1de0
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x4e1e47
mov eax, dword [esi + 4]
push 1
push 0x621f48
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x621f49
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x4e1e20
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret