joyce8/EMBER2024-capa huggingface dataset:
Function at 0x14003a530
Capabilities:
Connect socket
Get local ipv4 addresses
Get socket information
Receive data
Receive data on socket
Send data
Send data on socket
Set socket configuration

Disassembly:
mov qword [rsp + 0x10], rbp
mov qword [rsp + 0x18], rsi
push rdi
sub rsp, 0x70
mov rax, qword [0x140084080]
xor rax, rsp
mov qword [rsp + 0x60], rax
mov edx, 1
mov dword [rsp + 0x34], reloc.WS2_32.dll_recv
mov ebp, 2
mov dword [rsp + 0x30], 1
mov ecx, ebp
mov rsi, r9
lea r8d, [rdx + 5]
call qword [sym.imp.WS2_32.dll_socket]
mov rdi, rax
cmp rax, 0xffffffffffffffff
jne 0x14003a585
jmp 0x14003a734
mov qword [rsp + 0x80], rbx
mov ecx, 0x7f000001
xor ebx, ebx
mov word [rsp + 0x38], bp
mov qword [rsp + 0x40], rbx
call qword [sym.imp.WS2_32.dll_htonl]
lea r9, [rsp + 0x30]
mov word [rsp + 0x3a], bx
mov edx, 0xffff
mov dword [rsp + 0x3c], eax
lea r8d, [rbx + 4]
mov qword [rsi + 8], 0xffffffffffffffff
mov rcx, rdi
mov qword [rsi], 0xffffffffffffffff
mov dword [rsp + 0x20], 4
call qword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x14003a70b
lea r8d, [rbx + 0x10]
mov rcx, rdi
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x14003a70b
lea r8, [rsp + 0x34]
mov rcx, rdi
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x14003a70b
lea edx, [rbx + 1]
mov rcx, rdi
call qword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x14003a70b
xor r8d, r8d
lea edx, [rbx + 1]
mov ecx, ebp
call qword [sym.imp.WS2_32.dll_socket]
mov qword [rsi], rax
cmp rax, 0xffffffffffffffff
je 0x14003a70b
lea r8d, [rbx + 0x10]
mov rcx, rax
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x14003a70b
xor r8d, r8d
xor edx, edx
mov rcx, rdi
call qword [sym.imp.WS2_32.dll_accept]
mov qword [rsi + 8], rax
cmp rax, 0xffffffffffffffff
je 0x14003a70b
mov r9, rsi
lea r8, [0x14006e0fc]
lea edx, [rbx + 0xc]
lea rcx, [rsp + 0x48]
call fcn.14003d370
lea rax, [rsp + 0x48]
mov rbx, 0xffffffffffffffff
inc rbx
cmp byte [rax + rbx], 0
jne 0x14003a6a5
mov rcx, qword [rsi]
lea rdx, [rsp + 0x48]
xor r9d, r9d
mov r8d, ebx
call qword [sym.imp.WS2_32.dll_send]
movsxd rcx, eax
cmp rcx, rbx
jne 0x14003a70b
mov rcx, qword [rsi + 8]
lea rdx, [rsp + 0x54]
xor r9d, r9d
lea r8d, [r9 + 0xc]
call qword [sym.imp.WS2_32.dll_recv]
movsxd rcx, eax
cmp rcx, rbx
jne 0x14003a70b
mov r8, rbx
lea rdx, [rsp + 0x54]
lea rcx, [rsp + 0x48]
call sub.VCRUNTIME140.dll_memcmp
test eax, eax
jne 0x14003a70b
mov rcx, rdi
call qword [sym.imp.WS2_32.dll_closesocket]
xor eax, eax
jmp 0x14003a72c
mov rcx, rdi
call qword [sym.imp.WS2_32.dll_closesocket]
mov rcx, qword [rsi]
call qword [sym.imp.WS2_32.dll_closesocket]
mov rcx, qword [rsi + 8]
call qword [sym.imp.WS2_32.dll_closesocket]
mov eax, 0xffffffff
mov rbx, qword [rsp + 0x80]
mov rcx, qword [rsp + 0x60]
xor rcx, rsp
call fcn.140067690
lea r11, [rsp + 0x70]
mov rbp, qword [r11 + 0x18]
mov rsi, qword [r11 + 0x20]
mov rsp, r11
pop rdi
ret
Function at 0x14003f6e0
Capabilities:
Resolve dns

Disassembly:
push rbx
push r12
push r13
push r14
push r15
sub rsp, 0x20
xor r13d, r13d
mov r12, r9
mov qword [r9], r13
mov ebx, r13d
lea r9, [rsp + 0x68]
mov r15d, r13d
call qword [sym.imp.WS2_32.dll_getaddrinfo]
mov r14d, eax
test eax, eax
jne 0x14003f8a4
mov qword [rsp + 0x58], rsi
mov rsi, qword [rsp + 0x68]
mov qword [rsp + 0x60], rdi
test rsi, rsi
je 0x14003f884
mov qword [rsp + 0x50], rbp
mov eax, dword [rsi + 4]
cmp eax, 2
jne 0x14003f73d
lea ebp, [rax + 0xe]
jmp 0x14003f749
cmp eax, 0x17
jne 0x14003f7f1
lea ebp, [rax + 5]
cmp qword [rsi + 0x20], r13
je 0x14003f7f1
mov rax, qword [rsi + 0x10]
test rax, rax
je 0x14003f7f1
cmp rax, rbp
jb 0x14003f7f1
mov ecx, Ordinal_50
call qword [section..data]
mov rdi, rax
test rax, rax
je 0x14003f82c
mov ecx, dword [rsi]
mov dword [rax], ecx
mov ecx, dword [rsi + 4]
mov dword [rax + 4], ecx
mov ecx, dword [rsi + 8]
mov dword [rax + 8], ecx
mov ecx, dword [rsi + 0xc]
mov dword [rax + 0xc], ecx
mov rcx, rbp
mov dword [rax + 0x10], ebp
mov qword [rax + 0x20], r13
mov qword [rax + 0x18], r13
mov qword [rax + 0x28], r13
call qword [section..data]
mov qword [rdi + 0x20], rax
test rax, rax
je 0x14003f81b
mov rdx, qword [rsi + 0x20]
mov r8, rbp
mov rcx, rax
call sub.VCRUNTIME140.dll_memcpy
mov rcx, qword [rsi + 0x18]
test rcx, rcx
je 0x14003f7de
call qword [case.0x140021b79.0]
mov qword [rdi + 0x18], rax
test rax, rax
je 0x14003f800
test rbx, rbx
cmove rbx, rdi
test r15, r15
je 0x14003f7ee
mov qword [r15 + 0x28], rdi
mov r15, rdi
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x14003f730
jmp 0x14003f832
mov rcx, qword [rdi + 0x20]
mov r14d, 8
call qword [fcn.140068750]
mov rcx, rdi
call qword [fcn.140068750]
jmp 0x14003f832
mov rcx, rdi
mov r14d, 8
call qword [fcn.140068750]
jmp 0x14003f832
mov r14d, 8
mov rcx, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x50]
test rcx, rcx
je 0x14003f847
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r14d, r14d
je 0x14003f87f
test rbx, rbx
je 0x14003f87a
mov rcx, qword [rbx + 0x20]
call qword [fcn.140068750]
mov rcx, qword [rbx + 0x18]
call qword [fcn.140068750]
mov rdi, qword [rbx + 0x28]
mov rcx, rbx
call qword [fcn.140068750]
mov rbx, rdi
test rdi, rdi
jne 0x14003f851
mov rbx, r13
jmp 0x14003f893
test rbx, rbx
jne 0x14003f893
mov r14d, 0x2af9
mov ecx, r14d
call qword [sym.imp.WS2_32.dll_WSASetLastError]
mov rdi, qword [rsp + 0x60]
mov eax, r14d
mov rsi, qword [rsp + 0x58]
mov qword [r12], rbx
add rsp, 0x20
pop r15
pop r14
pop r13
pop r12
pop rbx
ret

Function at 0x14003fd60
Capabilities:
Create thread

Disassembly:
push rbx
sub rsp, 0x30
xor ebx, ebx
mov r9, rdx
mov r8, rcx
mov qword [rsp + 0x28], rbx
xor edx, edx
mov dword [rsp + 0x20], ebx
xor ecx, ecx
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__beginthreadex]
lea rcx, [rax - 1]
cmp rcx, 0xfffffffffffffffd
cmovbe rbx, rax
mov rax, rbx
add rsp, 0x30
pop rbx
ret
Function at 0x140042f50
Capabilities:
Query environment variable

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rbp
mov qword [rsp + 0x18], rsi
mov qword [rsp + 0x20], rdi
push r14
sub rsp, 0x20
mov r14, rcx
mov ebx, 1
mov edx, ebx
xor ecx, ecx
xor ebp, ebp
call qword [0x140084010]
mov rdi, rax
test rax, rax
je 0x140042fcd
nop word [rax + rax]
mov r8d, ebx
mov rdx, rdi
mov rcx, r14
mov rbp, rdi
mov esi, ebx
call qword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
mov ebx, eax
test eax, eax
je 0x140042ff8
cmp ebx, esi
je 0x140042ff8
cmp ebx, 0x8000
ja 0x140042ff8
cmp ebx, esi
jb 0x140042ff3
mov edx, ebx
mov rcx, rdi
call qword [0x140084010]
mov rdi, rax
test rax, rax
jne 0x140042f90
mov rcx, rbp
call qword [fcn.140068750]
xor eax, eax
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x38]
mov rsi, qword [rsp + 0x40]
mov rdi, qword [rsp + 0x48]
add rsp, 0x20
pop r14
ret
mov rax, rdi
jmp 0x140042fd8
mov rcx, rdi
jmp 0x140042fd0

Function at 0x1400495a0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rbp
mov qword [rsp + 0x20], rsi
push rdi
sub rsp, 0xc0
mov rax, qword [0x140084080]
xor rax, rsp
mov qword [rsp + 0xb0], rax
mov rbp, qword [rcx + 0x4c8]
lea r8, [rsp + 0x20]
mov rsi, qword [rcx]
lea rdx, [rsp + 0x30]
mov rdi, rcx
mov dword [rsp + 0x20], 0x80
mov rcx, rbp
mov rbx, 0xffffffffffffffff
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x14004961a
lea r8, [rsp + 0x20]
mov dword [rsp + 0x20], 0x80
lea rdx, [rsp + 0x30]
mov rcx, rbp
call qword [sym.imp.WS2_32.dll_accept]
mov rbx, rax
mov rdx, rbp
mov rcx, rdi
call fcn.14002d650
mov rcx, rsi
cmp rbx, 0xffffffffffffffff
jne 0x14004963f
lea rdx, str.Error_accept__ing_server_connect
call fcn.14002c9f0
lea eax, [rbx + 0x1f]
jmp 0x1400496b8
lea rdx, str.Connection_accepted_from_server_n
call fcn.14002cb70
mov edx, 1
mov byte [rdi + 0x660], 0
mov rcx, rbx
mov qword [rdi + 0x4c8], rbx
call fcn.14003a760
mov byte [rdi + 0xb2c], 1
cmp qword [rsi + 0x728], 0
je 0x1400496b6
mov dl, 1
mov rcx, rsi
call fcn.14001d310
mov rcx, qword [rsi + 0x730]
mov r8d, 1
mov rdx, rbx
call qword [rsi + 0x728]
xor edx, edx
mov rcx, rsi
mov ebx, eax
call fcn.14001d310
test ebx, ebx
je 0x1400496b6
mov rcx, rdi
call fcn.140049bd0
mov eax, Ordinal_46
jmp 0x1400496b8
xor eax, eax
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.140067690
lea r11, [rsp + 0xc0]
mov rbx, qword [r11 + 0x18]
mov rbp, qword [r11 + 0x20]
mov rsi, qword [r11 + 0x28]
mov rsp, r11
pop rdi
ret

Function at 0x14004a6b0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push rbx
sub rsp, 0x20
mov rax, qword [rcx]
mov rbx, rcx
add rcx, 0xa00
cmp byte [rax + 0xf09], 0
jne 0x14004a6d5
cmp dword [rax + 0x9f8], 0
je 0x14004a701
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x14004a701
lea rdx, str.MDTM__s
call fcn.140062b60
test eax, eax
jne 0x14004a70e
mov dword [rbx + 0xab8], 0x12
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.14004b540
add rsp, 0x20
pop rbx
ret
Function at 0x14004aec0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push rbx
sub rsp, 0x20
mov rbx, rcx
mov rcx, qword [rcx]
mov rax, qword [rcx + 0x1e0]
cmp dword [rax + 0x10], 0
je 0x14004aef8
mov r8d, reloc.WS2_32.dll_listen
mov dword [rbx + 0xab8], 0xd
mov dl, 1
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.14004b010
cmp byte [rcx + 0xf0e], 0
je 0x14004af10
xor edx, edx
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.14004ba00
cmp byte [rcx + 0xf11], 0
je 0x14004afb1
mov r8, qword [rbx + 0xa88]
test r8, r8
jne 0x14004af6b
mov r8, qword [rcx + 0xc08]
test r8, r8
jne 0x14004af4e
cmp byte [rcx + 0xf0d], 0
lea rax, str.NLST
lea r8, str.LIST
cmovne r8, rax
lea rcx, [rbx + 0xa00]
lea rdx, str.PRET__s
call fcn.140062b60
test eax, eax
je 0x14004afa1
add rsp, 0x20
pop rbx
ret
cmp byte [rcx + 0xf1d], 0
lea rcx, [rbx + 0xa00]
je 0x14004af91
lea rdx, str.PRET_STOR__s
call fcn.140062b60
test eax, eax
je 0x14004afa1
add rsp, 0x20
pop rbx
ret
lea rdx, str.PRET_RETR__s
call fcn.140062b60
test eax, eax
jne 0x14004afbe
mov dword [rbx + 0xab8], 0x1d
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.14004b970
add rsp, 0x20
pop rbx
ret

Function at 0x14004b300
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push rbx
sub rsp, 0x20
mov rax, qword [rcx]
mov rbx, rcx
mov rdx, qword [rax + 0x1e0]
cmp dword [rdx + 0x10], 0
je 0x14004b34d
cmp qword [rcx + 0xa88], 0
je 0x14004b34d
add rcx, 0xa00
lea rdx, str.REST__d
xor r8d, r8d
call fcn.140062b60
test eax, eax
jne 0x14004b357
mov dword [rbx + 0xab8], 0x1a
add rsp, 0x20
pop rbx
ret
add rsp, 0x20
pop rbx
jmp fcn.14004aec0
add rsp, 0x20
pop rbx
ret

Function at 0x14004b4e0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push rbx
sub rsp, 0x20
mov rbx, rcx
add rcx, 0xa00
mov rax, qword [rbx]
mov rdx, qword [rax + 0x1e0]
cmp dword [rdx + 0x10], 1
jne 0x14004b52c
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x14004b52c
lea rdx, str.SIZE__s
call fcn.140062b60
test eax, eax
jne 0x14004b539
mov dword [rbx + 0xab8], 0x17
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.14004b300
add rsp, 0x20
pop rbx
ret

Function at 0x14004b540
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov r9, qword [rcx]
cmp byte [r9 + 0xf1c], 0
je 0x14004b598
cmp qword [rcx + 0xa88], 0
je 0x14004b598
cmp byte [r9 + 0xf0b], 0
mov eax, 0x41
mov edx, 0x49
cmovne edx, eax
movsx eax, byte [rcx + 0xaa8]
cmp eax, edx
je 0x14004b598
mov rax, qword [r9 + 0x1e0]
mov r8d, reloc.WS2_32.dll_send
mov dword [rax + 0x10], 1
movzx edx, byte [r9 + 0xf0b]
jmp fcn.140049de0
jmp fcn.14004b4e0
Function at 0x14004b5a0
Capabilities:
Check http status code

Disassembly:
push rbx
push rsi
push rdi
sub rsp, 0x30
xor ebx, ebx
lea eax, [rdx - 0xc8]
mov rdi, rcx
mov rcx, qword [rcx]
mov esi, r8d
cmp eax, 0x64
jb 0x14004b5d5
lea rdx, str.Couldnt_set_desired_mode
call fcn.14002c9f0
lea eax, [rbx + 0x11]
add rsp, 0x30
pop rdi
pop rsi
pop rbx
ret
cmp edx, 0xc8
je 0x14004b5ec
mov r8d, edx
lea rdx, str.Got_a__03d_response_code_instead_of_the_assumed_200_n
call fcn.14002cb70
mov qword [rsp + 0x58], rbp
mov qword [rsp + 0x60], r14
cmp esi, 0x13
jne 0x14004b608
mov rcx, rdi
call fcn.14004b4e0
jmp 0x14004b73f
cmp esi, 0x14
jne 0x14004b721
mov rsi, qword [rdi]
mov rbp, rbx
cmp dword [rsi + 0xba0], 2
jne 0x14004b689
mov rax, qword [rsi + 0x1e0]
mov rdx, qword [rax]
test rdx, rdx
je 0x14004b689
mov byte [rsp + 0x28], 1
lea r9, [rsp + 0x50]
xor r8d, r8d
mov qword [rsp + 0x20], rbx
mov rcx, rsi
mov qword [rsp + 0x50], rbx
call fcn.140043090
test eax, eax
jne 0x14004b73f
mov rcx, qword [rsp + 0x50]
lea edx, [rax + 0x2f]
call sub.VCRUNTIME140.dll_strrchr
test rax, rax
je 0x14004b67e
mov rbp, qword [rsp + 0x50]
mov ecx, 1
sub rax, rbp
cmovne rcx, rax
mov byte [rcx + rbp], bl
jmp 0x14004b689
mov rcx, qword [rsp + 0x50]
call qword [fcn.140068750]
mov rdx, qword [rsi + 0xc08]
test rdx, rdx
jne 0x14004b6ad
cmp byte [rsi + 0xf0d], bl
lea rax, str.NLST
lea rdx, str.LIST
cmovne rdx, rax
lea r8, [0x140077c19]
test rbp, rbp
mov r9, r8
lea rax, [0x140077d1c]
cmovne r9, rbp
lea rcx, [0x14006bfb8]
cmovne r8, rax
call fcn.14003d2a0
mov rcx, rbp
mov r14, rax
call qword [fcn.140068750]
test r14, r14
jne 0x14004b6ec
lea ebx, [r14 + 0x1b]
jmp 0x14004b741
lea rcx, [rdi + 0xa00]
mov r8, r14
lea rdx, [0x140070760]
call fcn.140062b60
mov rcx, r14
mov esi, eax
call qword [fcn.140068750]
test esi, esi
je 0x14004b715
mov ebx, esi
jmp 0x14004b741
mov dword [rdi + 0xab8], 0x1f
jmp 0x14004b741
cmp esi, 0x15
jne 0x14004b72c
lea r8d, [rsi - 8]
jmp 0x14004b735
cmp esi, 0x16
jne 0x14004b741
lea r8d, [rsi - 8]
mov dl, 1
mov rcx, rdi
call fcn.14004b010
mov ebx, eax
mov r14, qword [rsp + 0x60]
mov eax, ebx
mov rbp, qword [rsp + 0x58]
add rsp, 0x30
pop rdi
pop rsi
pop rbx
ret
Function at 0x140051030
Capabilities:
Write file on windows

Disassembly:
sub rsp, 0x38
cmp byte [rcx + 0xf1e], 0
movsxd r10, r9d
je 0x140051154
cmp r8d, 0xff
jne 0x140051091
lea eax, [r10 - 0xec]
cmp eax, 0x13
ja 0x14005107b
lea r8, [0x140000000]
mov r9, qword [r8 + r10*8 + 0x722e0]
mov r8, rdx
lea rdx, str._s_IAC__s_n
add rsp, 0x38
jmp fcn.14002cb70
mov r8, rdx
mov r9d, r10d
lea rdx, str._s_IAC__d_n
add rsp, 0x38
jmp fcn.14002cb70
cmp r8d, 0xfb
jne 0x1400510a3
lea r9, str.WILL
jmp 0x1400510e1
cmp r8d, 0xfc
jne 0x1400510b5
lea r9, str.WONT
jmp 0x1400510e1
cmp r8d, 0xfd
jne 0x1400510c7
lea r9, [0x140072d04]
jmp 0x1400510e1
xor r9d, r9d
lea rax, str.DONT
cmp r8d, 0xfe
cmove r9, rax
test r9, r9
je 0x14005113d
cmp r10d, 0x27
jg 0x140051114
lea r8, [0x140000000]
mov r8, qword [r8 + r10*8 + 0x72900]
test r8, r8
jne 0x140051124
mov r8, rdx
mov dword [rsp + 0x20], r10d
lea rdx, str._s__s__d_n
call fcn.14002cb70
add rsp, 0x38
ret
cmp r10d, 0xff
jne 0x1400510fb
lea r8, str.EXOPL
mov qword [rsp + 0x20], r8
mov r8, rdx
lea rdx, str._s__s__s_n
call fcn.14002cb70
add rsp, 0x38
ret
mov r9d, r8d
mov dword [rsp + 0x20], r10d
mov r8, rdx
lea rdx, str._s__d__d_n
call fcn.14002cb70
add rsp, 0x38
ret

Function at 0x1400514a0
Capabilities:
Send data
Send data on socket

Disassembly:
mov rax, rsp
mov qword [rax + 8], rbx
mov qword [rax + 0x18], rbp
mov qword [rax + 0x20], rsi
push rdi
sub rsp, 0x20
mov rbp, qword [rcx]
mov edi, r8d
mov esi, edx
mov byte [rax + 0x10], 0xff
xor r9d, r9d
mov byte [rax + 0x11], sil
mov rbx, rcx
mov byte [rax + 0x12], dil
mov rcx, qword [rcx + 0x4c0]
lea rdx, [rax + 0x10]
lea r8d, [r9 + 3]
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1400514ff
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.14002c9f0
mov rcx, qword [rbx]
lea rdx, str.SENT
mov r9d, edi
mov r8d, esi
call fcn.140051030
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
ret
Function at 0x1400516b0
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x140051858
push rbp
push rdi
push r14
sub rsp, 0x20
mov rbp, qword [rcx]
mov r14, rcx
mov qword [rsp + 0x40], rbx
mov qword [rsp + 0x50], rsi
mov qword [rsp + 0x58], r15
mov rdi, qword [rbp + 0x1e0]
lea rsi, [rdi + 0x1cb8]
lea rbx, [rdi + 0x1eb8]
mov qword [rbx], rsi
cmp rsi, rbx
jae 0x140051715
lea rax, [rsi + 1]
mov byte [rsi], 0xff
mov qword [rbx], rax
cmp rax, rbx
jae 0x140051715
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x140051715
mov byte [rax], dl
inc qword [rbx]
movzx ecx, word [rdi + 0x1ca8]
call qword [sym.imp.WS2_32.dll_htons]
movzx ecx, word [rdi + 0x1caa]
movzx r15d, ax
mov word [rsp + 0x48], ax
call qword [sym.imp.WS2_32.dll_htons]
mov r9, qword [rbx]
movzx ecx, ax
cmp r9, rbx
jae 0x14005174c
mov byte [r9], r15b
inc qword [rbx]
mov r9, qword [rbx]
mov r15, qword [rsp + 0x58]
cmp r9, rbx
jae 0x1400517a2
movzx eax, byte [rsp + 0x49]
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400517a2
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400517a2
shr cx, 8
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400517a2
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400517a2
mov byte [r9], 0xf0
mov r9, qword [rbx]
inc r9
mov qword [rdi + 0x1ec0], r9
lea r8, [rdi + 0x1cba]
sub r9, rsi
mov qword [rbx], rsi
sub r9, 2
mov edx, 0x3e
mov rcx, rbp
call fcn.140051160
mov rcx, qword [r14 + 0x4c0]
xor r9d, r9d
mov rdx, rsi
lea r8d, [r9 + 3]
call qword [sym.imp.WS2_32.dll_send]
mov rsi, qword [rsp + 0x50]
mov rbx, qword [rsp + 0x40]
test eax, eax
jns 0x140051804
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.14002c9f0
lea rdx, [rdi + 0x1cbb]
mov r8d, 4
mov rcx, r14
call fcn.140051530
mov rcx, qword [r14 + 0x4c0]
lea rdx, [rdi + 0x1cbf]
xor r9d, r9d
lea r8d, [r9 + 2]
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x140051850
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.14002c9f0
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
Function at 0x140052fc0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbx
push rdi
push r14
sub rsp, 0xd0
mov rax, qword [0x140084080]
xor rax, rsp
mov qword [rsp + 0xc0], rax
mov rbx, qword [rcx + 0xa00]
lea rax, [rsp + 0x30]
mov rdi, qword [rcx]
mov r14, rcx
mov dword [rsp + 0x30], 0x80
xor r9d, r9d
mov qword [rsp + 0x28], rax
lea rax, [rsp + 0x40]
mov r8d, dword [rbx + 0x15c]
mov rdx, qword [rbx + 0x168]
add r8d, 4
mov rcx, qword [rbx + 0x18]
mov qword [rsp + 0x20], rax
call qword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [rbx + 0x150], 0
mov dword [rbx + 0x154], eax
jne 0x140053055
movsxd r8, dword [rsp + 0x30]
lea rcx, [rbx + 0xd0]
lea rdx, [rsp + 0x40]
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [rsp + 0x30]
mov dword [rbx + 0x150], eax
mov r8d, dword [rbx + 0x154]
mov qword [rsp + 0xf8], rbp
mov qword [rsp + 0x100], rsi
cmp r8d, 4
jge 0x1400530b6
lea rdx, str.Received_too_short_packet
mov rcx, rdi
call fcn.14002c9f0
mov dword [rbx + 0xc], 7
xor eax, eax
mov rsi, qword [rsp + 0x100]
mov rbp, qword [rsp + 0xf8]
mov rcx, qword [rsp + 0xc0]
xor rcx, rsp
call fcn.140067690
add rsp, 0xd0
pop r14
pop rdi
pop rbx
ret
mov rdx, qword [rbx + 0x168]
movzx eax, byte [rdx]
movzx ecx, byte [rdx + 1]
shl eax, 8
or ecx, eax
mov dword [rbx + 0xc], ecx
sub ecx, 3
je 0x140053171
sub ecx, 1
je 0x1400531e4
sub ecx, 1
je 0x140053120
cmp ecx, 1
je 0x140053103
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rdi
lea rdx, [0x140070760]
call fcn.14002c9f0
jmp 0x1400531e4
add r8d, 0xfffffffe
add rdx, 2
mov rcx, rbx
call fcn.140052cf0
test eax, eax
je 0x1400531e4
jmp 0x14005308a
movzx ecx, byte [rdx + 2]
lea eax, [r8 - 4]
movsxd rbp, eax
lea rsi, [rdx + 4]
movzx eax, byte [rdx + 3]
mov r8, rbp
shl ecx, 8
xor edx, edx
or ecx, eax
mov dword [rbx + 8], ecx
mov rcx, rsi
call sub.VCRUNTIME140.dll_memchr
test rax, rax
je 0x1400531e4
sub rax, rsi
cmp rax, rbp
jae 0x1400531e4
mov r8, rsi
lea rdx, str.TFTP_error:__s_n
mov rcx, rdi
call fcn.14002cb70
jmp 0x1400531e4
cmp r8d, 4
jle 0x1400531e4
movzx eax, byte [rdx + 3]
movzx ecx, byte [rdx + 2]
shl ecx, 8
or ecx, eax
movzx eax, word [rbx + 0x48]
inc eax
movzx eax, ax
cmp eax, ecx
jne 0x1400531e4
lea eax, [r8 - 4]
mov rcx, r14
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.14002c910
mov esi, eax
test eax, eax
je 0x1400531c3
mov edx, 5
mov rcx, rbx
call fcn.140053cb0
mov eax, esi
jmp 0x14005308a
mov eax, dword [rbx + 0x154]
mov rcx, rdi
sub eax, 4
cdqe
add qword [rdi + 0xf8], rax
mov rdx, qword [rdi + 0xf8]
call fcn.14003a9d0
mov rcx, r14
call fcn.14003acb0
test eax, eax
je 0x140053088
mov edx, 5
mov rcx, rbx
call fcn.140053cb0
mov eax, Ordinal_46
jmp 0x14005308a
Function at 0x1400673e0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov qword [rsp + 0x18], rbx
push rbp
push rdi
push r14
sub rsp, 0x20
mov eax, dword [rcx + 0x18]
mov rbx, rcx
mov ebp, r8d
mov r14, rdx
lea ecx, [rax + rax]
mov eax, dword [rbx + 0x20]
add rax, 0x18
add rcx, rax
call qword [section..data]
mov rdi, rax
test rax, rax
jne 0x140067422
mov rbx, qword [rsp + 0x50]
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
lea rcx, [rax + 0x18]
mov qword [rax], rbx
mov qword [rax + 8], rcx
mov eax, dword [rbx + 0x18]
add rax, rcx
mov qword [rsp + 0x48], rsi
mov qword [rdi + 0x10], rax
cmp ebp, dword [rbx + 0x1c]
jbe 0x140067469
call qword [rbx]
mov rcx, qword [rdi + 8]
mov r8d, ebp
mov rdx, r14
call qword [rbx + reloc.WS2_32.dll_htonl]
mov r14d, dword [rbx + 0x18]
add r14, qword [rdi + 0x10]
mov rdx, qword [rdi + 8]
mov rcx, r14
call qword [rbx + reloc.WS2_32.dll_recv]
mov rcx, qword [rdi + 8]
mov ebp, dword [rbx + 0x20]
call qword [rbx]
mov rcx, qword [rdi + 0x10]
call qword [rbx]
xor esi, esi
test rbp, rbp
je 0x1400674c2
mov rsi, rbp
nop dword [rax + rax]
movzx eax, byte [r14]
lea rdx, [rsp + 0x40]
xor al, 0x36
mov r8d, 1
mov byte [rsp + 0x40], al
mov rcx, qword [rdi + 8]
call qword [rbx + reloc.WS2_32.dll_htonl]
movzx eax, byte [r14]
lea rdx, [rsp + 0x40]
xor al, 0x5c
lea r14, [r14 + 1]
mov byte [rsp + 0x40], al
mov r8d, 1
mov rcx, qword [rdi + 0x10]
call qword [rbx + reloc.WS2_32.dll_htonl]
sub rbp, 1
jne 0x140067480
mov eax, dword [rbx + 0x1c]
cmp rsi, rax
jae 0x140067503
nop word [rax + rax]
mov rcx, qword [rdi + 8]
lea rdx, [0x140077a9a]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov rcx, qword [rdi + 0x10]
lea rdx, [0x140077a9b]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov eax, dword [rbx + 0x1c]
inc rsi
cmp rsi, rax
jb 0x1400674d0
mov rsi, qword [rsp + 0x48]
mov rax, rdi
mov rbx, qword [rsp + 0x50]
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret

Function at 0x1400684b8
Capabilities:
Parse pe header

Disassembly:
sub rsp, 0x28
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test rax, rax
je 0x140068502
mov ecx, 0x5a4d
cmp word [rax], cx
jne 0x140068502
movsxd rcx, dword [rax + 0x3c]
add rcx, rax
cmp dword [rcx], 0x4550
jne 0x140068502
mov eax, 0x20b
cmp word [rcx + 0x18], ax
jne 0x140068502
cmp dword [rcx + 0x84], 0xe
jbe 0x140068502
cmp dword [rcx + 0xf8], 0
setne al
jmp 0x140068504
xor al, al
add rsp, 0x28
ret