joyce8/EMBER2024-capa huggingface dataset:
Function at 0x58ad40
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 0x58aed4
push edi
mov edi, dword [ebp - 0xc]
test edi, edi
je 0x58aec0
push esi
nop dword [eax]
mov eax, dword [edi + 4]
cmp eax, 2
jne 0x58ad8f
mov eax, 0x10
jmp 0x58ad9d
cmp eax, 0x17
jne 0x58ae51
mov eax, 0x1c
cmp dword [edi + 0x18], 0
mov dword [ebp - 4], eax
je 0x58ae51
mov ecx, dword [edi + 0x10]
test ecx, ecx
je 0x58ae51
cmp ecx, eax
jb 0x58ae51
push 0x20
call dword [0x6c0adc]
mov esi, eax
add esp, 4
test esi, esi
je 0x58aeb5
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 [0x6c0adc]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x58aea4
push dword [ebp - 4]
push dword [edi + 0x18]
push eax
call fcn.005b0670
mov eax, dword [edi + 0x14]
add esp, 0xc
test eax, eax
je 0x58ae3f
push eax
call dword [0x6c0ae8]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x58ae8a
mov eax, dword [ebp - 8]
test ebx, ebx
cmove ebx, esi
test eax, eax
je 0x58ae4e
mov dword [eax + 0x1c], esi
mov dword [ebp - 8], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x58ad80
mov edi, dword [ebp - 0x10]
mov eax, dword [ebp - 0xc]
pop esi
test eax, eax
je 0x58ae6e
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test edi, edi
je 0x58aebc
push ebx
call fcn.0058ad00
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 [0x6c0ae0]
push esi
call dword [0x6c0ae0]
add esp, 8
jmp 0x58ae5f
push esi
mov edi, 8
call dword [0x6c0ae0]
add esp, 4
jmp 0x58ae5f
mov edi, 8
jmp 0x58ae5f
test ebx, ebx
jne 0x58aecc
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 0x58b270
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.005c3209
add esp, 0x18
test eax, eax
je 0x58b292
cmp eax, 0xffffffff
jne 0x58b294
xor eax, eax
pop ebp
ret
Function at 0x58cf30
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c8
mov eax, dword [0x6c0924]
xor eax, ebp
mov dword [ebp - 4], eax
cmp byte [0x6ce2ec], 0
push ebx
mov ebx, dword [ebp + 8]
mov dword [ebp - 0x158], ebx
jne 0x58cf66
call fcn.0058fc50
test al, al
je 0x58cf77
mov byte [0x6ce2ec], 1
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0052e057
mov esp, ebp
pop ebp
ret
mov eax, dword [ebx + 0xa2c]
test eax, eax
je 0x58cf98
push 0x400
push eax
call fcn.005dbe00
add esp, 8
call fcn.0058fc50
test al, al
jne 0x58cf66
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.0057ffd0
push 1
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x178], xmm0
movups xmmword [ebp - 0x168], xmm0
call fcn.0057cee0
lea eax, [ebp - 0x198]
push eax
call fcn.0057ffd0
mov esi, dword [eax + 8]
lea eax, [ebp - 0x1a8]
push eax
call fcn.0057ffd0
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.0052e2c0
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.0052e2c0
xor edi, eax
xor ebx, edx
lea eax, [ebp - 0x1b8]
mov dword [ebp - 0x168], edi
push eax
mov dword [ebp - 0x164], ebx
call fcn.0057ffd0
lea esi, [eax + 8]
lea eax, [ebp - 0x1c8]
push eax
call fcn.0057ffd0
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 0x58cfc0
movsd xmm0, qword [0x65c250]
lea eax, [ebp - 0x44]
sub esp, 8
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004a2790
add esp, 0x10
call fcn.0058fc50
test al, al
je 0x58cfa0
lea eax, [ebp - 0x144]
mov byte [ebp - 0x144], 0
push 0x100
push eax
call fcn.005dbc50
add esp, 8
cmp byte [ebp - 0x144], 0
pop edi
pop esi
je 0x58d144
lea eax, [ebp - 0x144]
push 0x400
push eax
call fcn.005dbe00
add esp, 8
call fcn.0058fc50
test al, al
jne 0x58cf66
push str.libcurl_is_now_using_a_weak_random_seed__n
push dword [ebp - 0x158]
call fcn.0056da90
add esp, 8
call fcn.0058fc50
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.0052e057
mov esp, ebp
pop ebp
ret
Function at 0x591450
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x6c0924]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push eax
call fcn.005c8127
add esp, 4
mov byte [ebp - 0x108], 0
test eax, eax
je 0x5914b4
push 0x104
lea ecx, [ebp - 0x108]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [ebp - 0x108], 0
je 0x5914b4
lea eax, [ebp - 0x108]
push eax
call dword [0x6c0ae8]
add esp, 4
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0052e057
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.0052e057
mov esp, ebp
pop ebp
ret

Function at 0x5914d0
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.00591450

Function at 0x596de0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x6c0924]
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 + 0x1ac]
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 0x596e53
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.0057cf10
add esp, 8
cmp esi, 0xffffffff
jne 0x596e8b
push str.Error_accept__ing_server_connect
push ebx
call fcn.0056d9b0
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0052e057
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push ebx
call fcn.0056da90
push 1
mov byte [edi + 0x28c], 0
push esi
mov dword [edi + 0x1ac], esi
call fcn.005a4d60
add esp, 0x10
mov byte [edi + 0x1b9], 1
cmp dword [ebx + 0x630], 0
je 0x596f07
push 1
push ebx
call fcn.00570320
mov eax, dword [ebx + 0x630]
push 1
push esi
push dword [ebx + 0x634]
call eax
push 0
push ebx
mov esi, eax
call fcn.00570320
add esp, 0x1c
test esi, esi
je 0x596f07
push edi
call fcn.00597380
add esp, 4
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0052e057
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.0052e057
mov esp, ebp
pop ebp
ret
Function at 0x599350
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 0x59937f
push str.Couldnt_set_desired_mode
push edx
call fcn.0056d9b0
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebp
ret
cmp ecx, 0xc8
je 0x599396
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push edx
call fcn.0056da90
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x5993ad
push edi
call fcn.005990b0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x14
jne 0x5993c1
push edi
call fcn.005980e0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x15
jne 0x5993d5
push edi
call fcn.00599090
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x16
jne 0x5993e5
push edi
call fcn.00599230
mov esi, eax
add esp, 4
pop edi
mov eax, esi
pop esi
pop ebp
ret
Function at 0x59e470
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x6c0924]
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 0x59e4bd
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.0056d9b0
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0052e057
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x59e4e5
shr eax, 8
test al, al
jne 0x59e4e5
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0052e057
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.0056d9b0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.0052e057
mov esp, ebp
pop ebp
ret

Function at 0x59ed50
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 + 0x1a8]
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x59ed98
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.0056d9b0
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.0059e600
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x59eec0
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 + 0x170]
mov dword [ebp - 4], eax
jne 0x59f018
push ebx
push esi
push edi
lea ebx, [eax + 0x1cb0]
lea edi, [eax + 0x1eb0]
mov dword [edi], ebx
cmp ebx, edi
jae 0x59eeff
mov byte [ebx], 0xff
inc dword [edi]
mov ecx, dword [edi]
jmp 0x59ef01
mov ecx, ebx
cmp ecx, edi
jae 0x59ef15
mov byte [ecx], 0xfa
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x59ef15
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 0x59ef80
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x59ef80
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x59ef80
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x59ef80
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x59ef80
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x59ef80
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.0059e700
add esp, 0x10
push 0
push 3
push ebx
mov ebx, dword [ebp + 8]
push dword [ebx + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x59efd3
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.0056d9b0
add esp, 0xc
push 4
lea eax, [esi + 0x1cb3]
push eax
push ebx
call fcn.0059edb0
add esp, 0xc
lea eax, [esi + 0x1cb7]
push 0
push 2
push eax
push dword [ebx + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x59f015
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.0056d9b0
add esp, 0xc
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x59f170
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x6c0924]
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.005b1170
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.005b1170
mov ebx, dword [edi]
mov dword [ebp - 0x908], ebx
mov esi, dword [ebx + 0x170]
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.0059e700
mov eax, dword [esi + 0x1eb0]
add esp, 0x28
mov cl, byte [eax]
inc eax
mov dword [esi + 0x1eb0], eax
cmp cl, 0x18
je 0x59f358
cmp cl, 0x23
je 0x59f332
cmp cl, 0x27
jne 0x59f3e6
push 0
push 0x27
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.0056e6b0
mov esi, dword [esi + 0x1cac]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x59f2d1
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x59f257
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x59f2bf
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.00438280
add esp, 0x10
test eax, eax
je 0x59f2bf
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.0056e6b0
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x59f250
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.0056e6b0
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 + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x59f32c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.0056d9b0
add esp, 0xc
push edi
jmp 0x59f3d4
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x59f340
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x59f379
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x59f363
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.0056e6b0
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x59f3d0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.0056d9b0
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.0059e700
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0052e057
mov esp, ebp
pop ebp
ret
Function at 0x5a0070
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90
mov eax, dword [0x6c0924]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov edi, dword [eax + 0x4a8]
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 0x5a0103
push dword [ebp - 0x90]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xc8]
push eax
call fcn.005b0670
mov eax, dword [ebp - 0x90]
add esp, 0xc
mov dword [edi + 0x148], eax
mov edx, dword [edi + 0x14c]
cmp edx, 4
jge 0x5a0136
push str.Received_too_short_packet
push ebx
call fcn.0056d9b0
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.0052e057
mov esp, ebp
pop ebp
ret
push esi
call fcn.0059fc70
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x5a0151
jmp dword [eax*4 + 0x5a02a8]
cmp edx, 4
jle case.0x5a0151.4
push esi
call fcn.0059fc50
movzx ecx, word [edi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x5a0151.4
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.0056d900
add esp, 0x10
mov dword [ebp - 0x8c], eax
test eax, eax
je 0x5a01bf
push 5
push edi
call fcn.005a0a40
mov eax, dword [ebp - 0x8c]
add esp, 8
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0052e057
mov esp, ebp
pop ebp
ret
mov eax, dword [edi + 0x14c]
sub eax, 4
cdq
add dword [ebx + 0xb0], eax
adc dword [ebx + 0xb4], edx
push dword [ebx + 0xb4]
push dword [ebx + 0xb0]
push ebx
call fcn.00587ce0
add esp, 0xc
jmp 0x5a0276
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x15c]
push eax
call fcn.0059fc50
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.0059fc20
add esp, 0xc
cmp eax, esi
jae case.0x5a0151.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s_n
push ebx
call fcn.0056da90
jmp 0x5a026d
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.0059fe20
add esp, 0xc
test eax, eax
je case.0x5a0151.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0052e057
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x65c1b8
push ebx
call fcn.0056d9b0
add esp, 0xc
mov esi, dword [ebp - 0x88]
push esi
call fcn.00587f90
add esp, 4
test eax, eax
je 0x5a0123
push 5
push edi
call fcn.005a0a40
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.0052e057
mov esp, ebp
pop ebp
ret
Function at 0x5a0a40
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.0x5a0a52
jmp dword [edx*4 + 0x5a0aa8]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.005a0510
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.005a02c0
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.005a0c50
push str.TFTP_finished
push 0x6744c8
push eax
call fcn.0056da90
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x65c1b8
push eax
call fcn.0056d9b0
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x5a4d90
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_GetModuleHandleA]
mov dword [ebp - 4], eax
test eax, eax
jne 0x5a4db0
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push 0x68a5c8
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x68a5d8
push esi
mov dword [ebp - 8], ebx
call fcn.005cd8be
add esp, 8
test eax, eax
je 0x5a4dfc
test ebx, ebx
je 0x5a4dec
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_LoadLibraryA]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x5a4e25
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x5a4e25
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_GetSystemDirectoryA]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x5a4ed0
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5a4e41
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x6c0adc]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x5a4ec6
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x5a4ec6
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5a4e72
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5a4e90
sub ecx, edx
sub ecx, esi
add ecx, ebx
nop dword [eax]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x5a4ea0
mov eax, dword [ebp - 8]
test eax, eax
je 0x5a4ebd
push 8
push 0
push ebx
call eax
jmp 0x5a4ec4
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0x6c0ae0]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret

Function at 0x5a8850
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 0x5a8883
push 0x2e
push edi
call fcn.005b2f30
add esp, 8
test eax, eax
je 0x5a8881
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret
Function at 0x5aaf20
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 [0x6c0adc]
mov edi, eax
add esp, 4
test edi, edi
jne 0x5aaf4d
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 0x5aaf97
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 0x5aaf9d
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 0x5aaffb
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 0x5aafc0
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x5ab027
mov eax, dword [esi + 4]
push 1
push 0x68adde
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x68addf
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x5ab000
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x5adb70
Capabilities:
Compute adler32 checksum

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.005adb80