joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4100e0
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x45ad58
mov eax, dword fs:[0]
push eax
sub esp, 0x50
mov eax, dword [0x46b00c]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x5c], ecx
mov eax, dword [ebp + 0xc]
xorps xmm0, xmm0
movq qword [ebp - 0x30], xmm0
mov dword [ebp - 0x30], 0
mov dword [ebp - 4], 0
mov dword [ebp - 0x2c], 0
mov dword [ebp - 4], 1
mov ecx, dword [ebp - 0x2c]
test ecx, ecx
je 0x410146
sub esp, 0x18
push eax
call fcn.00410720
jmp 0x41015f
push 0
push 0x80
push 3
push 0
push 1
push accept
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
cmp eax, 0xffffffff
jne 0x410178
call fcn.00410700
mov esi, eax
test esi, esi
js 0x410277
mov eax, dword [ebp - 0x30]
jmp 0x41017b
mov dword [ebp - 0x30], eax
lea ecx, [ebp - 0x34]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
mov dword [ebp - 0x38], edi
cmp edi, 0xffffffff
jne 0x4101a2
call fcn.00410700
mov esi, eax
test esi, esi
js 0x410277
mov edi, dword [ebp - 0x38]
mov edx, dword [ebp - 0x34]
mov ecx, edi
add ecx, 0xffffffff
mov eax, edx
adc eax, 0xffffffff
test eax, eax
ja 0x410269
jb 0x4101c5
cmp ecx, 0x3fffff
ja 0x410269
xorps xmm0, xmm0
movups xmmword [ebp - 0x58], xmm0
mov dword [ebp - 0x58], 0
movups xmmword [ebp - 0x48], xmm0
mov dword [ebp - 0x50], 0
mov byte [ebp - 4], 3
sub esp, 0x14
lea ecx, [ebp - 0x58]
push dword [ebp - 0x30]
call fcn.0040cfd0
mov esi, eax
test esi, esi
js 0x41025b
mov ecx, dword [ebp + 0x10]
xorps xmm0, xmm0
mov eax, dword [ebp - 0x58]
mov dword [ebp - 0x28], 0
mov dword [ebp - 0x14], 0
movups xmmword [ebp - 0x24], xmm0
mov dword [ebp - 0x20], edi
mov dword [ebp - 0x1c], eax
test ecx, ecx
je 0x410226
mov eax, dword [ecx]
mov dword [ebp - 0x28], eax
mov eax, dword [ecx + 4]
mov dword [ebp - 0x24], eax
mov ecx, dword [ebp + 0x14]
test ecx, ecx
je 0x410238
mov eax, dword [ecx]
mov dword [ebp - 0x18], eax
mov eax, dword [ecx + 4]
mov dword [ebp - 0x14], eax
mov ecx, dword [ebp - 0x5c]
lea edx, [ebp - 0x28]
push 3
push edx
push dword [ebp + 8]
mov eax, dword [ecx]
mov eax, dword [eax + 8]
call eax
mov esi, eax
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x58]
call fcn.004102c0
jmp 0x410283
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x58]
call fcn.004102c0
jmp 0x410277
or edi, edx
mov esi, 0x800703ee
je 0x410277
mov esi, 0x800700df
movzx eax, si
push eax
call dword [sym.imp.KERNEL32.dll_SetLastError]
xor esi, esi
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp - 0x30]
test eax, eax
je 0x41029f
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov dword [ebp - 0x30], 0
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0041150d
mov esp, ebp
pop ebp
ret 0x10
Function at 0x410e60
Capabilities:
Print debug messages

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1004
call fcn.00459270
mov eax, dword [0x46b00c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [str.Msg:]
mov dword [ebp - 0x804], eax
mov al, byte [0x465f6c]
push 0x7fb
mov byte [ebp - 0x800], al
lea eax, [ebp - 0x7ff]
push 0
push eax
call sub.VCRUNTIME140.dll_memset
add esp, 0xc
lea eax, [ebp + 0xc]
mov edx, 0x800
push eax
push ecx
push dword [ebp + 8]
lea ecx, [ebp - 0x1004]
call fcn.00401700
lea eax, [ebp - 0x1004]
push eax
lea eax, [ebp - 0x804]
push 0x800
push eax
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_strcat_s]
add esp, 0x18
lea eax, [ebp - 0x804]
push eax
call dword [sym.imp.KERNEL32.dll_OutputDebugStringA]
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041150d
mov esp, ebp
pop ebp
ret
Function at 0x41a460
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor edx, edx
push ebx
push esi
mov esi, dword [ebp + 8]
mov ebx, 0x1505
add eax, esi
mov ecx, eax
sub ecx, esi
push edi
xor edi, edi
cmp esi, eax
cmova ecx, edx
mov dword [ebp + 8], ecx
test ecx, ecx
je 0x41a4a9
mov al, byte [esi]
push eax
call fcn.00426dc0
movsx ecx, al
lea esi, [esi + 1]
mov eax, ebx
inc edi
shl eax, 5
add esp, 4
add eax, ebx
xor ecx, eax
mov ebx, ecx
cmp edi, dword [ebp + 8]
jb 0x41a487
pop edi
pop esi
movzx eax, bl
pop ebx
pop ebp
ret

Function at 0x423430
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push edi
mov edi, dword [ebp + 8]
cmp byte [edi + 0x6cf], 0
je 0x4234b9
cmp dword [edi + 0x1a4], 0
je 0x423481
push edi
call fcn.00415e60
push 1
push edi
mov byte [ebp + 8], al
call fcn.004160a0
push dword [edi + 0x154]
mov eax, dword [edi + 0x1a4]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push edi
call eax
push dword [ebp + 8]
push edi
call fcn.004160a0
add esp, 0x28
pop edi
pop ebp
ret
mov eax, dword [ebp + 0xc]
cmp eax, 2
ja 0x4234b9
push dword [edi + 0x150]
lea eax, [eax + eax*2]
push 1
add eax, 0x45caf4
push 2
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
push dword [edi + 0x150]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
add esp, 0x20
pop edi
pop ebp
ret

Function at 0x424f80
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
call fcn.00424fc0
add esp, 4
mov dword [ebp + 0x10], eax
pop ebp
jmp dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll__read]
Function at 0x425200
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 0x425220
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push str.LoadLibraryExW
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x45cd24
push esi
mov dword [ebp - 8], ebx
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_wcspbrk]
add esp, 8
test eax, eax
je 0x42526d
test ebx, ebx
je 0x42525d
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 0x425296
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x425296
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 0x425358
mov ecx, esi
lea ebx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4252b2
sub ecx, ebx
sar ecx, 1
lea eax, [ecx + edx]
lea eax, [eax*2 + 2]
push eax
call dword [0x46b024]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x42534e
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x42534e
mov ecx, ebx
lea edx, [ecx + 2]
nop
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4252f0
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 0x425310
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 0x425325
mov eax, dword [ebp - 8]
test eax, eax
je 0x425345
push 8
push 0
push ebx
call eax
jmp 0x42534c
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov edi, eax
push ebx
call dword [0x46b028]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x4253b0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x46b00c]
xor eax, ebp
mov dword [ebp - 4], eax
test byte [ebp + 8], 2
je 0x425409
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x4253f6
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4253f0
shr eax, 8
cmp al, 2
je 0x425409
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041150d
mov esp, ebp
pop ebp
ret
push str.iphlpapi.dll
call fcn.00425200
add esp, 4
mov dword [0x46b900], eax
test eax, eax
je 0x42543c
push str.if_nametoindex
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov ecx, dword [0x46b8fc]
test eax, eax
cmovne ecx, eax
mov dword [0x46b8fc], ecx
push 3
push 2
push 0
push 0
push 6
call fcn.004506b0
add esp, 0x14
test al, al
setne byte [0x46bdc4]
push 0x46bdc8
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.0041150d
mov esp, ebp
pop ebp
ret

Function at 0x427d60
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x427d7e
cmp dword [esi + 0x78], 0
je 0x427d7e
push 2
push 3
push esi
call fcn.00427500
add esp, 0xc
push dword [ebp + 0xc]
call fcn.004277c0
add esp, 4
test esi, esi
je 0x427d9e
cmp dword [esi + 0x78], 0
je 0x427d9e
push 3
push esi
call fcn.00427540
add esp, 8
pop esi
pop ebp
ret

Function at 0x427e70
Capabilities:
Create udp socket

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x427eb1
mov eax, dword [esi + 0x70]
cmp byte [eax + 0xf0], 0
jne 0x427ea4
push 0
call fcn.00427e70
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 0x427ec7
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 0x4321b0
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 0x4321cb
cmp dword [edi], 0
jne 0x4321dd
test esi, esi
je 0x4321d4
cmp dword [esi], 0
jne 0x4321dd
test ebx, ebx
je 0x432226
cmp dword [ebx], 0
je 0x432226
push dword [ebp + 0x1c]
lea eax, [ebp - 8]
push dword [ebp + 0x18]
push eax
call fcn.00454e20
add esp, 0xc
test ebx, ebx
je 0x4321f8
cmp dword [ebx], 0
jne 0x4321fa
xor ebx, ebx
test esi, esi
je 0x432203
cmp dword [esi], 0
jne 0x432205
xor esi, esi
test edi, edi
je 0x43220e
cmp dword [edi], 0
jne 0x432210
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.00432160
add esp, 8
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x435030
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.0041adf0
push dword [ebp + 8]
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x10], xmm0
call fcn.004339b0
push dword [ebp + 0xc]
mov edi, eax
call fcn.004339b0
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 0x4350b7
lea eax, [ebp - 0x20]
push eax
call fcn.0041adf0
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.0041aea0
add esp, 0x20
test edx, edx
ja 0x4350da
jb 0x4350a5
cmp eax, 0x3e8
ja 0x4350da
push 1
call dword [sym.imp.KERNEL32.dll_Sleep]
push 1
push esi
push edi
call ebx
test eax, eax
je 0x435070
mov ebx, dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
test edi, edi
je 0x4350c7
push edi
call ebx
add esp, 4
test esi, esi
je 0x4350d1
push esi
call ebx
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov ebx, dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
test edi, edi
je 0x4350ea
push edi
call ebx
add esp, 4
test esi, esi
je 0x4350f4
push esi
call ebx
add esp, 4
pop edi
pop esi
mov eax, 1
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4354e0
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 0x43565d
push esi
mov esi, dword [ebp - 0x10]
test esi, esi
je 0x435649
push edi
nop dword [eax]
mov eax, dword [esi + 0x14]
test eax, eax
je 0x43553e
lea edx, [eax + 1]
nop word [eax + eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x435530
sub eax, edx
lea ecx, [eax + 1]
jmp 0x435540
xor ecx, ecx
mov eax, dword [esi + 4]
mov dword [ebp - 8], ecx
cmp eax, 2
jne 0x435552
mov eax, 0x10
jmp 0x435560
cmp eax, 0x17
jne 0x435605
mov eax, 0x1c
cmp dword [esi + 0x18], 0
mov dword [ebp - 4], eax
je 0x435605
mov edx, dword [esi + 0x10]
test edx, edx
je 0x435605
cmp edx, eax
jb 0x435605
add ecx, 0x20
add eax, ecx
push eax
call dword [0x46b024]
mov edi, eax
add esp, 4
test edi, edi
je 0x43563e
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 sub.VCRUNTIME140.dll_memcpy
mov edx, dword [ebp - 8]
add esp, 0xc
test edx, edx
je 0x4355f3
mov eax, dword [edi + 0x18]
add eax, dword [ebp - 4]
push edx
mov dword [edi + 0x14], eax
push dword [esi + 0x14]
push eax
call sub.VCRUNTIME140.dll_memcpy
add esp, 0xc
mov eax, dword [ebp - 0xc]
test ebx, ebx
cmove ebx, edi
test eax, eax
je 0x435602
mov dword [eax + 0x1c], edi
mov dword [ebp - 0xc], edi
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x435520
mov esi, dword [ebp - 0x14]
mov eax, dword [ebp - 0x10]
pop edi
test eax, eax
je 0x435622
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x435645
push ebx
call fcn.004354b0
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 0x435613
test ebx, ebx
jne 0x435655
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 0x435a70
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 dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__beginthreadex]
add esp, 0x18
test eax, eax
je 0x435a93
cmp eax, 0xffffffff
jne 0x435a95
xor eax, eax
pop ebp
ret

Function at 0x435bf0
Capabilities:
Generate random numbers via winapi

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0xc]
push 0
push dword [ebp + 8]
call sub.VCRUNTIME140.dll_memset
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 0x439fd0
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 0x43a018
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004234c0
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push esi
call fcn.00439880
add esp, 0x10
pop esi
pop ebx
pop ebp
ret

Function at 0x43a150
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 0x43a2ae
push edi
lea ecx, [eax + 0x1cb4]
lea edi, [eax + 0x1eb4]
mov dword [edi], ecx
cmp ecx, edi
jae 0x43a1a1
mov byte [ecx], 0xff
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x43a1a1
mov byte [ecx], 0xfa
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x43a1a1
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 0x43a20d
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x43a20d
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x43a20d
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x43a20d
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x43a20d
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x43a20d
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.00439980
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 0x43a26b
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004234c0
add esp, 0xc
push 4
lea eax, [esi + 0x1cb7]
push eax
push ebx
call fcn.0043a030
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 0x43a2ad
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004234c0
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x43a440
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x80c
mov eax, dword [0x46b00c]
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.00439980
mov eax, dword [esi + 0x1eb4]
add esp, 0x10
mov cl, byte [eax]
inc eax
mov dword [esi + 0x1eb4], eax
cmp cl, 0x18
je 0x43a60a
cmp cl, 0x23
je 0x43a5e7
cmp cl, 0x27
jne 0x43a698
push 0
push 0x27
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x804]
push 0x800
push eax
call fcn.00432460
mov esi, dword [esi + 0x1cb0]
add esp, 0x1c
mov edi, 4
test esi, esi
je 0x43a581
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 0x43a500
sub ecx, ebx
lea eax, [edi + 1]
add eax, ecx
cmp eax, 0x7fa
jae 0x43a570
push 0x2c
push edx
call sub.VCRUNTIME140.dll_strchr
mov edx, eax
mov ebx, 0x800
lea eax, [ebp - 0x804]
add esp, 8
sub ebx, edi
add eax, edi
test edx, edx
jne 0x43a549
push dword [esi]
push edx
push str._c_s
push ebx
push eax
call fcn.00432460
add esp, 0x14
jmp 0x43a56e
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.00432460
add esp, 0x20
add edi, eax
mov esi, dword [esi + 4]
test esi, esi
jne 0x43a4f4
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.00432460
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 0x43a5e1
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004234c0
add esp, 0xc
push edi
jmp 0x43a686
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x43a5f2
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x43a62b
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x43a615
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.00432460
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 0x43a682
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004234c0
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x802]
push eax
push 0x3e
push ebx
call fcn.00439980
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0041150d
mov esp, ebp
pop ebp
ret
Function at 0x43b350
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x46b00c]
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 0x43b3de
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xb0]
push eax
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x130], eax
mov edx, dword [edi + 0x134]
cmp edx, 4
jge 0x43b411
push str.Received_too_short_packet
push ebx
call fcn.004234c0
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.0041150d
mov esp, ebp
pop ebp
ret
push esi
call fcn.0043af50
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x43b42c
jmp dword [eax*4 + 0x43b56c]
cmp edx, 4
jle case.0x43b42c.4
push esi
call fcn.0043af30
movzx ecx, word [edi + 0x144]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x43b42c.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
add eax, 4
push eax
push 1
push ebx
call fcn.00423600
mov esi, eax
add esp, 0x10
test esi, esi
je 0x43b48f
push 5
push edi
call fcn.0043bdb0
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041150d
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.00430d00
jmp 0x43b537
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x148]
push eax
call fcn.0043af30
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.0043bee0
add esp, 0xc
cmp eax, esi
jae case.0x43b42c.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s
push ebx
call fcn.00423580
jmp 0x43b537
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.0043b120
add esp, 0xc
test eax, eax
je case.0x43b42c.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041150d
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x45b7b8
push ebx
call fcn.004234c0
add esp, 0xc
push ebx
call fcn.00431030
add esp, 4
test eax, eax
je 0x43b3fe
push 5
push edi
call fcn.0043bdb0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.0041150d
mov esp, ebp
pop ebp
ret