joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1400da3a0
Capabilities:
Set socket configuration

Disassembly:
push rbx
sub rsp, 0x30
mov eax, dword [0x1401de9a0]
mov rbx, rcx
mov dword [rsp + 0x50], 0x4020
mov dword [rsp + 0x48], 0
mov dword [rsp + 0x58], 4
test eax, eax
jne 0x1400da404
lea r9d, [rax + 2]
mov dword [rsp + 0x20], 3
xor r8d, r8d
lea ecx, [rax + 6]
xor edx, edx
call fcn.140113210
test al, al
je 0x1400da3f8
mov dword [0x1401de9a0], 2
add rsp, 0x30
pop rbx
ret
mov dword [0x1401de9a0], 1
jmp 0x1400da409
cmp eax, 2
je 0x1400da45b
lea rax, [rsp + 0x58]
mov edx, 0xffff
lea r9, [rsp + 0x48]
mov qword [rsp + 0x20], rax
mov r8d, 0x1001
mov rcx, rbx
call qword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x1400da43a
mov eax, dword [rsp + 0x50]
cmp dword [rsp + 0x48], eax
jg 0x1400da45b
lea r9, [rsp + 0x50]
mov dword [rsp + 0x20], 4
mov edx, 0xffff
mov r8d, 0x1001
mov rcx, rbx
call qword [sym.imp.WS2_32.dll_setsockopt]
add rsp, 0x30
pop rbx
ret
Function at 0x1400db0b0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov qword [rsp + 0x20], rbx
push rsi
sub rsp, 0x1c0
mov rax, qword [0x1401dd780]
xor rax, rsp
mov qword [rsp + 0x1b0], rax
mov rbx, qword [rcx + 0x10]
mov rsi, rdx
mov r9, qword [rbx + 0x98]
cmp r9, 0xffffffffffffffff
je 0x1400db1fe
mov rax, qword [rdx + 0x18]
mov rcx, qword [rax + 0x3e0]
test dword [rcx + 0x8c], 0x800
jne 0x1400db1fe
xorps xmm0, xmm0
mov dword [rsp + 0x20], 0x80
lea r8, [rsp + 0x20]
mov rcx, r9
lea rdx, [rsp + 0x30]
movups xmmword [rsp + 0x30], xmm0
movups xmmword [rsp + 0x40], xmm0
movups xmmword [rsp + 0x50], xmm0
movups xmmword [rsp + 0x60], xmm0
movups xmmword [rsp + 0x70], xmm0
movups xmmword [rsp + 0x80], xmm0
movups xmmword [rsp + 0x90], xmm0
movups xmmword [rsp + 0xa0], xmm0
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x1400db18e
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rsp + 0xb0]
mov ecx, eax
mov ebx, eax
call fcn.1400b6630
mov r9, rax
lea rdx, str.getsockname___failed_with_errno__d:__s
mov r8d, ebx
mov rcx, rsi
call fcn.1400d2400
mov eax, 2
jmp 0x1400db200
mov edx, dword [rsp + 0x20]
lea r9, [rbx + 0x100]
lea r8, [rbx + 0xce]
lea rcx, [rsp + 0x30]
call fcn.1400d4f10
test al, al
jne 0x1400db1fe
mov qword [rsp + 0x1e0], rdi
call sub.api_ms_win_crt_runtime_l1_1_0.dll__errno
mov ebx, dword [rax]
call sub.api_ms_win_crt_runtime_l1_1_0.dll__errno
mov r8d, 0x100
lea rdx, [rsp + 0xb0]
mov ecx, ebx
mov rdi, rax
call fcn.1400b6630
mov r8d, dword [rdi]
lea rdx, str.ssloc_inet_ntop___failed_with_errno__d:__s
mov r9, rax
mov rcx, rsi
call fcn.1400d2400
mov rdi, qword [rsp + 0x1e0]
mov eax, 2
jmp 0x1400db200
xor eax, eax
mov rcx, qword [rsp + 0x1b0]
xor rcx, rsp
call fcn.14013dc30
mov rbx, qword [rsp + 0x1e8]
add rsp, 0x1c0
pop rsi
ret

Function at 0x1400dc8d0
Capabilities:
Get system information on windows

Disassembly:
sub rsp, 0x58
lea rcx, [rsp + 0x20]
call qword [sym.imp.KERNEL32.dll_GetSystemInfo]
mov eax, dword [rsp + 0x24]
mov qword [0x1401dcea8], rax
cmp rax, 0x10
jae 0x1400dc8f5
call fcn.1400ba670
mov edx, reloc.WS2_32.dll_recv
lea rcx, [0x1401de9e8]
call fcn.1400dc5f0
xor eax, eax
add rsp, 0x58
ret

Function at 0x1400dc950
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
mov qword [rsp + 0x18], rcx
xor r9d, r9d
mov qword [rsp + 0x10], rdx
mov byte [rsp + 8], 0
test r8, r8
je 0x1400dc999
nop word [rax + rax]
mov rax, qword [rsp + 0x10]
movzx edx, byte [rax + r9]
mov rax, qword [rsp + 0x18]
movzx ecx, byte [rax + r9]
inc r9
movzx eax, byte [rsp + 8]
xor dl, cl
or dl, al
mov byte [rsp + 8], dl
cmp r9, r8
jb 0x1400dc970
movzx eax, byte [rsp + 8]
dec eax
sar eax, 8
and eax, 1
dec eax
ret

Function at 0x1400dde90
Capabilities:
Encode data using xor

Disassembly:
mov qword [rsp + 0x18], rcx
xor eax, eax
mov qword [rsp + 0x10], rdx
mov dword [rsp + 8], eax
mov rcx, qword [rsp + 0x10]
movzx r8d, byte [rcx + rax]
mov rcx, qword [rsp + 0x18]
movzx r9d, byte [rcx + rax]
inc rax
mov ecx, dword [rsp + 8]
xor r9d, r8d
or ecx, r9d
mov dword [rsp + 8], ecx
cmp rax, 0x10
jl 0x1400ddea0
mov eax, dword [rsp + 8]
dec eax
shr eax, 8
and eax, 1
dec eax
ret
Function at 0x1400ddee0
Capabilities:
Encode data using xor

Disassembly:
mov qword [rsp + 0x18], rcx
xor eax, eax
mov qword [rsp + 0x10], rdx
mov dword [rsp + 8], eax
mov rcx, qword [rsp + 0x10]
movzx r8d, byte [rcx + rax]
mov rcx, qword [rsp + 0x18]
movzx r9d, byte [rcx + rax]
inc rax
mov ecx, dword [rsp + 8]
xor r9d, r8d
or ecx, r9d
mov dword [rsp + 8], ecx
cmp rax, 0x20
jl 0x1400ddef0
mov eax, dword [rsp + 8]
dec eax
shr eax, 8
and eax, 1
dec eax
ret

Function at 0x1400e0a90
Capabilities:
Encode data using xor

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rbp
mov qword [rsp + 0x18], rsi
push rdi
push r14
push r15
sub rsp, 0x10
mov rax, qword [0x1401dd780]
xor rax, rsp
mov qword [rsp + 8], rax
xor edx, edx
lea r15, [0x14015a040]
mov dword [rsp], edx
mov r8, rcx
movzx edi, byte [rsp + 3]
xor eax, eax
movzx esi, byte [rsp + 2]
movzx ebx, dl
movzx ebp, byte [rsp + 1]
movzx r14d, dl
mov word [rsp + 4], dx
movzx r11d, byte [rsp + 5]
nop dword [rax]
movzx r10d, byte [r8 + rax]
movzx ecx, r10b
xor cl, byte [rax + r15]
or cl, r14b
movzx r14d, cl
movzx ecx, r10b
xor cl, byte [rax + r15 + 0x20]
or cl, bpl
movzx ebp, cl
movzx ecx, r10b
xor cl, byte [rax + r15 + 0x40]
or cl, sil
movzx esi, cl
movzx ecx, r10b
xor cl, byte [rax + r15 + 0x60]
or cl, dil
movzx edi, cl
movzx ecx, r10b
xor cl, byte [rax + r15 + 0x80]
or cl, bl
movzx ebx, cl
movzx ecx, r10b
xor cl, byte [rax + r15 + 0xa0]
xor r10b, byte [rax + r15 + 0xc0]
or cl, r11b
or r10b, dl
movzx r11d, cl
inc rax
movzx edx, r10b
cmp rax, 0x1f
jb 0x1400e0af0
movzx ecx, byte [rax + r8]
movzx r9d, byte [rax + r15 + 0x60]
and cl, 0x7f
movzx edx, byte [rax + r15 + 0x40]
movzx r8d, cl
xor edx, r8d
movzx ecx, r10b
or edx, esi
xor r9d, r8d
dec edx
or r9d, edi
dec r9d
or r9d, edx
movzx edx, byte [rax + r15 + 0x20]
xor edx, r8d
or edx, ebp
dec edx
or r9d, edx
movzx edx, byte [rax + r15]
xor edx, r8d
or edx, r14d
dec edx
or r9d, edx
movzx edx, byte [rax + r15 + 0xc0]
xor edx, r8d
or edx, ecx
dec edx
or r9d, edx
movzx edx, byte [rax + r15 + 0xa0]
movzx eax, byte [rax + r15 + 0x80]
xor edx, r8d
xor eax, r8d
or edx, r11d
or eax, ebx
dec edx
dec eax
or r9d, edx
or eax, r9d
shr eax, 8
and eax, 1
mov rcx, qword [rsp + 8]
xor rcx, rsp
call fcn.14013dc30
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x38]
mov rsi, qword [rsp + 0x40]
add rsp, 0x10
pop r15
pop r14
pop rdi
ret
Function at 0x1400e65a0
Capabilities:
Convert ip address from string

Disassembly:
cmp qword [rsp + 0x28], 0
mov qword [r9], 0
jge 0x1400e65b5
mov eax, 0xfffffffe
ret
mov qword [rsp + 0x28], r9
mov r9b, 1
jmp fcn.1400e5fd0

Function at 0x1400e68b0
Capabilities:
Convert ip address from string

Disassembly:
push rbp
push rdi
push r14
sub rsp, 0xd0
mov rax, qword [0x1401dd780]
xor rax, rsp
mov qword [rsp + 0xb0], rax
xor edi, edi
mov r14, rdx
mov rbp, rcx
cmp byte [rcx + 0xa6e], dil
je 0x1400e6acf
cmp byte [rdx + 0x1c], dil
mov qword [rsp + 0xc8], rsi
lea rsi, [rdx + 0x1c]
je 0x1400e6ac7
lea r8, [rsp + 0x20]
mov rdx, rsi
lea ecx, [rdi + 2]
call qword [sym.imp.WS2_32.dll_inet_pton]
test eax, eax
jg 0x1400e6ac7
lea r8, [rsp + 0x70]
mov rdx, rsi
lea ecx, [rdi + 0x17]
call qword [sym.imp.WS2_32.dll_inet_pton]
test eax, eax
jg 0x1400e6ac7
cmp byte [rsi], dil
lea rdx, str.Host__s:_d_was_resolved.
mov r9d, dword [r14 + 0x18]
mov rcx, rbp
mov qword [rsp + 0x100], rbx
mov rbx, qword [r14]
mov qword [rsp + 0xc0], r15
lea r15, str._none_
mov r8, r15
cmovne r8, rsi
call fcn.1400d24f0
mov edx, 0x400
lea rcx, [rsp + 0x30]
call fcn.1400bb8b0
mov edx, 0x400
lea rcx, [rsp + 0x50]
call fcn.1400bb8b0
test rbx, rbx
je 0x1400e6a34
lea r14d, [rdi + 0x20]
nop dword [rax]
mov ecx, dword [rbx + 4]
cmp ecx, 0x17
je 0x1400e69a1
cmp ecx, 2
jne 0x1400e6a27
xor eax, eax
mov byte [rsp + 0x80], 0
cmp ecx, 2
lea rsi, [rsp + 0x30]
cmovne rax, r14
add rsi, rax
cmp ecx, 2
je 0x1400e69ce
cmp ecx, 0x17
jne 0x1400e69e9
mov rdx, qword [rbx + 0x20]
add rdx, 8
jmp 0x1400e69d6
mov rdx, qword [rbx + 0x20]
add rdx, 4
mov r9d, 0x2e
lea r8, [rsp + 0x80]
call sub.WS2_32.dll_inet_ntop
mov rcx, rsi
call fcn.1400bb8d0
test rax, rax
je 0x1400e6a0d
mov r8d, 2
lea rdx, [0x1401452b4]
mov rcx, rsi
call fcn.1400bb870
mov edi, eax
test edi, edi
jne 0x1400e6a4f
lea rdx, [rsp + 0x80]
mov rcx, rsi
call fcn.1400bb810
mov edi, eax
test eax, eax
jne 0x1400e6a4f
mov rbx, qword [rbx + 0x28]
test rbx, rbx
jne 0x1400e6990
lea rcx, [rsp + 0x50]
call fcn.1400bb8d0
test rax, rax
je 0x1400e6a60
lea rcx, [rsp + 0x50]
call fcn.1400bb8e0
jmp 0x1400e6a63
lea rdx, str.too_many_IP__cannot_show
mov rcx, rbp
call fcn.1400d24f0
jmp 0x1400e6aa3
mov rax, r15
mov r8, rax
lea rdx, str.IPv6:__s
mov rcx, rbp
call fcn.1400d24f0
lea rcx, [rsp + 0x30]
call fcn.1400bb8d0
test rax, rax
je 0x1400e6a91
lea rcx, [rsp + 0x30]
call fcn.1400bb8e0
mov r15, rax
mov r8, r15
lea rdx, str.IPv4:__s
mov rcx, rbp
call fcn.1400d24f0
lea rcx, [rsp + 0x30]
call fcn.1400bb880
lea rcx, [rsp + 0x50]
call fcn.1400bb880
mov r15, qword [rsp + 0xc0]
mov rbx, qword [rsp + 0x100]
mov rsi, qword [rsp + 0xc8]
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.14013dc30
add rsp, 0xd0
pop r14
pop rdi
pop rbp
ret
Function at 0x1400efe60
Capabilities:
Move file

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rsi
push rdi
sub rsp, 0x60
mov rbx, rcx
movaps xmmword [rsp + 0x50], xmm6
lea rcx, [rsp + 0x30]
mov rdi, rdx
call fcn.1400e4af0
mov rcx, rbx
movups xmm6, xmmword [rax]
call fcn.1400ef1a0
mov rcx, rdi
mov rsi, rax
call fcn.1400ef1a0
mov r8d, 1
mov rdx, rax
mov rcx, rsi
mov rbx, rax
call qword [sym.imp.KERNEL32.dll_MoveFileExW]
test eax, eax
jne 0x1400eff10
nop dword [rax]
nop word [rax + rax]
lea rcx, [rsp + 0x40]
movdqa xmmword [rsp + 0x20], xmm6
call fcn.1400e4af0
lea rdx, [rsp + 0x20]
lea rcx, [rsp + 0x30]
movups xmm0, xmmword [rax]
movaps xmmword [rsp + 0x30], xmm0
call fcn.1400e4b80
cmp rax, 0x3e8
ja 0x1400eff41
mov ecx, 1
call qword [sym.imp.KERNEL32.dll_Sleep]
mov r8d, 1
mov rdx, rbx
mov rcx, rsi
call qword [sym.imp.KERNEL32.dll_MoveFileExW]
test eax, eax
je 0x1400efec0
test rsi, rsi
je 0x1400eff1d
mov rcx, rsi
call fcn.14013f5ca
test rbx, rbx
je 0x1400eff2a
mov rcx, rbx
call fcn.14013f5ca
xor eax, eax
mov rbx, qword [rsp + 0x70]
mov rsi, qword [rsp + 0x78]
movaps xmm6, xmmword [rsp + 0x50]
add rsp, 0x60
pop rdi
ret
test rsi, rsi
je 0x1400eff4e
mov rcx, rsi
call fcn.14013f5ca
test rbx, rbx
je 0x1400eff5b
mov rcx, rbx
call fcn.14013f5ca
mov eax, 1
jmp 0x1400eff2c
Function at 0x1400f04f0
Capabilities:
Resolve dns

Disassembly:
push rdi
push r12
push r13
push r15
sub rsp, 0x28
mov r13, r9
xor edi, edi
mov qword [r9], rdi
xor r15d, r15d
lea r9, [rsp + 0x68]
call qword [sym.imp.WS2_32.dll_getaddrinfo]
mov r12d, eax
test eax, eax
jne 0x1400f068e
mov qword [rsp + 0x50], rbx
mov qword [rsp + 0x60], rsi
mov rsi, qword [rsp + 0x68]
test rsi, rsi
je 0x1400f066e
mov qword [rsp + 0x58], rbp
mov qword [rsp + 0x20], r14
nop
mov rax, qword [rsi + 0x18]
test rax, rax
je 0x1400f055e
mov rbx, 0xffffffffffffffff
inc rbx
cmp byte [rax + rbx], 0
jne 0x1400f0550
inc rbx
jmp 0x1400f0560
xor ebx, ebx
mov eax, dword [rsi + 4]
cmp eax, 2
jne 0x1400f056d
lea ebp, [rax + 0xe]
jmp 0x1400f0579
cmp eax, 0x17
jne 0x1400f0611
lea ebp, [rax + 5]
cmp qword [rsi + 0x20], 0
je 0x1400f0611
mov rax, qword [rsi + 0x10]
test rax, rax
je 0x1400f0611
cmp rax, rbp
jb 0x1400f0611
lea rcx, [rbp + 0x30]
add rcx, rbx
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov r14, rax
test rax, rax
je 0x1400f0620
mov ecx, dword [rsi]
mov r8, rbp
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
lea rcx, [r14 + 0x30]
mov dword [rax + 0x10], ebp
xor eax, eax
mov qword [r14 + 0x18], rax
mov qword [r14 + 0x28], rax
mov qword [r14 + 0x20], rcx
mov rdx, qword [rsi + 0x20]
call sub.VCRUNTIME140.dll_memcpy
test rbx, rbx
je 0x1400f05fe
mov rcx, qword [r14 + 0x20]
mov r8, rbx
add rcx, rbp
mov qword [r14 + 0x18], rcx
mov rdx, qword [rsi + 0x18]
call sub.VCRUNTIME140.dll_memcpy
test rdi, rdi
cmove rdi, r14
test r15, r15
je 0x1400f060e
mov qword [r15 + 0x28], r14
mov r15, r14
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x1400f0540
jmp 0x1400f0626
mov r12d, 8
mov rcx, qword [rsp + 0x68]
mov r14, qword [rsp + 0x20]
mov rbp, qword [rsp + 0x58]
test rcx, rcx
je 0x1400f0640
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r12d, r12d
je 0x1400f0669
test rdi, rdi
je 0x1400f0665
nop word [rax + rax]
mov rbx, qword [rdi + 0x28]
mov rcx, rdi
call qword [fcn.14013f5ca]
mov rdi, rbx
test rbx, rbx
jne 0x1400f0650
xor edi, edi
jmp 0x1400f067d
test rdi, rdi
jne 0x1400f067d
mov r12d, 0x2af9
mov ecx, r12d
call qword [sym.imp.WS2_32.dll_WSASetLastError]
mov rsi, qword [rsp + 0x60]
mov eax, r12d
mov rbx, qword [rsp + 0x50]
mov qword [r13], rdi
add rsp, 0x28
pop r15
pop r13
pop r12
pop rdi
ret

Function at 0x1400f0af0
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 sub.api_ms_win_crt_runtime_l1_1_0.dll__beginthreadex
test rax, rax
je 0x1400f0b26
cmp rax, 0xffffffffffffffff
cmovne rbx, rax
mov rax, rbx
add rsp, 0x30
pop rbx
ret
add rsp, 0x30
pop rbx
ret
Function at 0x1400f6930
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 [case.0x1400cccfc.0]
mov rdi, rax
test rax, rax
je 0x1400f69ad
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 0x1400f69d8
cmp ebx, esi
je 0x1400f69d8
cmp ebx, 0x8000
ja 0x1400f69d8
cmp ebx, esi
jb 0x1400f69d3
mov edx, ebx
mov rcx, rdi
call qword [case.0x1400cccfc.0]
mov rdi, rax
test rax, rax
jne 0x1400f6970
mov rcx, rbp
call qword [fcn.14013f5ca]
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 0x1400f69b8
mov rcx, rdi
jmp 0x1400f69b0

Function at 0x1400f8180
Capabilities:
Send data
Send data on socket

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x18], rsi
push rdi
sub rsp, 0x20
mov rbx, rcx
mov byte [rsp + 0x38], 0xff
mov rcx, qword [rcx + 0x18]
mov edi, r8d
mov esi, edx
mov byte [rsp + 0x3a], dil
xor r9d, r9d
mov byte [rsp + 0x39], sil
lea rdx, [rsp + 0x38]
mov rcx, qword [rcx + 0x238]
lea r8d, [r9 + 3]
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1400f81df
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbx
mov r8d, eax
call fcn.1400d2400
mov r9d, edi
lea rdx, str.SENT
mov r8d, esi
mov rcx, rbx
call fcn.1400f7d20
mov rbx, qword [rsp + 0x30]
mov rsi, qword [rsp + 0x40]
add rsp, 0x20
pop rdi
ret
Function at 0x1400f8390
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x1400f853d
push rsi
push rdi
push r15
sub rsp, 0x20
mov rsi, qword [rcx + 0x1c8]
mov rdi, rcx
mov r15, qword [rcx + 0x18]
mov qword [rsp + 0x40], rbx
mov qword [rsp + 0x50], rbp
lea rbx, [rsi + 0x1ed8]
mov qword [rsp + 0x58], r14
lea r14, [rsi + 0x1cd8]
mov qword [rbx], r14
mov rax, r14
cmp r14, rbx
jae 0x1400f83e2
lea rax, [r14 + 1]
mov byte [r14], 0xff
mov qword [rbx], rax
cmp rax, rbx
jae 0x1400f83fb
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x1400f83fb
mov byte [rax], 0x1f
inc qword [rbx]
movzx ecx, word [rsi + 0x1ca8]
call qword [sym.imp.WS2_32.dll_htons]
movzx ecx, word [rsi + 0x1caa]
movzx ebp, 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 0x1400f8431
mov byte [r9], bpl
inc qword [rbx]
mov r9, qword [rbx]
mov rbp, qword [rsp + 0x50]
cmp r9, rbx
jae 0x1400f8487
movzx eax, byte [rsp + 0x49]
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400f8487
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400f8487
shr cx, 8
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400f8487
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400f8487
mov byte [r9], 0xf0
mov r9, qword [rbx]
inc r9
mov qword [rsi + 0x1ee0], r9
lea r8, [rsi + 0x1cda]
sub r9, r14
mov qword [rbx], r14
sub r9, 2
mov edx, 0x3e
mov rcx, rdi
call fcn.1400f7e50
mov rcx, qword [r15 + 0x238]
xor r9d, r9d
mov rdx, r14
lea r8d, [r9 + 3]
call qword [sym.imp.WS2_32.dll_send]
mov r14, qword [rsp + 0x58]
mov rbx, qword [rsp + 0x40]
test eax, eax
jns 0x1400f84e9
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rdi
mov r8d, eax
call fcn.1400d2400
lea rdx, [rsi + 0x1cdb]
mov r8d, 4
mov rcx, rdi
call fcn.1400f8210
mov rcx, qword [r15 + 0x238]
lea rdx, [rsi + 0x1cdf]
xor r9d, r9d
lea r8d, [r9 + 2]
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1400f8535
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rdi
mov r8d, eax
call fcn.1400d2400
add rsp, 0x20
pop r15
pop rdi
pop rsi
ret
Function at 0x1400f9b40
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbp
push rsi
push rdi
sub rsp, 0xd0
mov rax, qword [0x1401dd780]
xor rax, rsp
mov qword [rsp + 0xc0], rax
mov rax, qword [rcx + 0x18]
mov rbp, rcx
xor r9d, r9d
xor esi, esi
mov rdi, qword [rax + 0x698]
lea rax, [rsp + 0x30]
mov dword [rsp + 0x30], 0x80
mov qword [rsp + 0x28], rax
lea rax, [rsp + 0x40]
mov qword [rsp + 0x20], rax
mov r8d, dword [rdi + 0x144]
mov rdx, qword [rdi + 0x150]
add r8d, 4
mov rcx, qword [rdi + 0x18]
call qword [sym.imp.WS2_32.dll_recvfrom]
mov dword [rdi + 0x13c], eax
cmp dword [rdi + 0x138], esi
jne 0x1400f9bd6
movsxd r8, dword [rsp + 0x30]
lea rcx, [rdi + 0xb8]
lea rdx, [rsp + 0x40]
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [rsp + 0x30]
mov dword [rdi + 0x138], eax
mov r8d, dword [rdi + 0x13c]
mov qword [rsp + 0x100], r14
cmp r8d, 4
jge 0x1400f9c26
lea rdx, str.Received_too_short_packet
mov rcx, rbp
call fcn.1400d2400
mov dword [rdi + 0xc], 7
mov eax, esi
mov r14, qword [rsp + 0x100]
mov rcx, qword [rsp + 0xc0]
xor rcx, rsp
call fcn.14013dc30
add rsp, 0xd0
pop rdi
pop rsi
pop rbp
ret
mov rdx, qword [rdi + 0x150]
movzx eax, byte [rdx]
movzx ecx, byte [rdx + 1]
shl eax, 8
or ecx, eax
mov dword [rdi + 0xc], ecx
dec ecx
cmp ecx, 5
ja case.0x1400f9c5c.1
movsxd rax, ecx
lea r9, [0x140000000]
mov ecx, dword [r9 + rax*4 + 0xf9d64]
add rcx, r9
jmp rcx
cmp r8d, 4
jle case.0x1400f9c5c.4
movzx eax, byte [rdx + 3]
movzx ecx, byte [rdx + 2]
shl ecx, 8
or ecx, eax
movzx eax, word [rdi + 0x14c]
inc eax
movzx eax, ax
cmp eax, ecx
jne case.0x1400f9c5c.4
lea eax, [r8 - 4]
mov rcx, rbp
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.1400d3920
mov esi, eax
test eax, eax
je case.0x1400f9c5c.4
mov edx, 5
mov rcx, rdi
call fcn.1400fa750
jmp 0x1400f9c01
movzx ecx, byte [rdx + 2]
lea eax, [r8 - 4]
shl ecx, 8
lea r14, [rdx + 4]
mov qword [rsp + 0xf8], rbx
movsxd rbx, eax
movzx eax, byte [rdx + 3]
mov rdx, rbx
or ecx, eax
mov dword [rdi + 8], ecx
mov rcx, r14
call fcn.1400fa7c0
cmp rax, rbx
mov rbx, qword [rsp + 0xf8]
jae case.0x1400f9c5c.4
mov r8, r14
lea rdx, str.TFTP_error:__s
mov rcx, rbp
call fcn.1400d24f0
jmp case.0x1400f9c5c.4
add r8d, 0xfffffffe
add rdx, 2
mov rcx, rdi
call fcn.1400f9890
mov esi, eax
test eax, eax
je case.0x1400f9c5c.4
jmp 0x1400f9c03
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rbp
lea rdx, [0x1401452ac]
call fcn.1400d2400
mov rcx, rbp
call fcn.1400eddd0
test eax, eax
je 0x1400f9c01
mov edx, 5
mov rcx, rdi
call fcn.1400fa750
mov eax, 0x2a
jmp 0x1400f9c03
Function at 0x140101660
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rsi
push rdi
sub rsp, 0xc0
mov rax, qword [0x1401dd780]
xor rax, rsp
mov qword [rsp + 0xb0], rax
mov rsi, qword [rcx + 0x18]
lea r8, [rsp + 0x20]
mov rdi, rcx
lea rdx, [rsp + 0x30]
mov rbx, qword [rsi + 0x240]
mov rcx, rbx
mov qword [rsp + 0x28], 0xffffffffffffffff
mov dword [rsp + 0x20], 0x80
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x1401016dc
lea r8, [rsp + 0x20]
mov dword [rsp + 0x20], 0x80
lea rdx, [rsp + 0x30]
mov rcx, rbx
call qword [sym.imp.WS2_32.dll_accept]
mov qword [rsp + 0x28], rax
jmp 0x1401016e1
mov rax, qword [rsp + 0x28]
mov rcx, rdi
cmp rax, 0xffffffffffffffff
jne 0x140101700
lea rdx, str.Error_accept__ing_server_connect
call fcn.1400d2400
mov eax, 0x1e
jmp 0x14010179a
lea rdx, str.Connection_accepted_from_server
call fcn.1400d24f0
mov byte [rsi + 0x3c4], 0
mov edx, 1
mov rcx, qword [rsp + 0x28]
call fcn.140113700
lea r9, [rsp + 0x28]
mov r8d, 1
mov rdx, rsi
mov rcx, rdi
call fcn.1400d9ed0
mov ebx, eax
test eax, eax
je 0x14010174d
mov rcx, qword [rsp + 0x28]
call qword [sym.imp.WS2_32.dll_closesocket]
mov eax, ebx
jmp 0x14010179a
cmp qword [rdi + 0x290], 0
je 0x140101798
mov dl, 1
mov rcx, rdi
call fcn.1400be2e0
mov rdx, qword [rsp + 0x28]
mov r8d, 1
mov rcx, qword [rdi + 0x298]
call qword [rdi + 0x290]
xor edx, edx
mov rcx, rdi
mov ebx, eax
call fcn.1400be2e0
test ebx, ebx
je 0x140101798
mov rcx, rdi
call fcn.140101f00
mov eax, 0x2a
jmp 0x14010179a
xor eax, eax
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.14013dc30
lea r11, [rsp + 0xc0]
mov rbx, qword [r11 + 0x18]
mov rsi, qword [r11 + 0x20]
mov rsp, r11
pop rdi
ret

Function at 0x140103750
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov qword [rsp + 8], rbx
push rdi
sub rsp, 0x20
mov rax, qword [rcx + 0x1c8]
mov rbx, rcx
mov rdi, qword [rcx + 0x18]
cmp dword [rax + 0x10], 0
je 0x1401037c3
movzx eax, byte [rdi + 0x7a6]
cmp al, 0xd
je 0x1401037a5
test rdi, rdi
je 0x14010378b
lea r8, str.STOP
mov r8, qword [r8 + rax*8]
jmp 0x140103792
lea r8, [0x1401452b0]
lea r9, str.RETR_PREQUOTE
lea rdx, str.__s_______s_
call fcn.1400d26b0
mov r8b, reloc.WS2_32.dll_listen
mov byte [rdi + 0x7a6], 0xd
mov dl, 1
mov rcx, rbx
mov rbx, qword [rsp + 0x30]
add rsp, 0x20
pop rdi
jmp fcn.140103910
cmp byte [rcx + 0xa5e], 0
je 0x1401037dd
xor edx, edx
mov rbx, qword [rsp + 0x30]
add rsp, 0x20
pop rdi
jmp fcn.1401045c0
cmp byte [rcx + 0xa61], 0
je 0x140103860
mov r9, qword [rdi + 0x750]
lea rdx, [rdi + 0x698]
test r9, r9
jne 0x140103827
mov r9, qword [rcx + 0x808]
test r9, r9
jne 0x14010381e
cmp byte [rcx + 0x1329], 0
lea rax, str.NLST
lea r9, str.LIST
cmovne r9, rax
lea r8, str.PRET__s
jmp 0x14010383e
cmp byte [rcx + 0x132d], 0
lea r8, str.PRET_STOR__s
jne 0x14010383e
lea r8, str.PRET_RETR__s
call fcn.140130760
mov edi, eax
test eax, eax
jne 0x140103853
mov dl, 0x1d
mov rcx, rbx
call fcn.140101ea0
mov eax, edi
mov rbx, qword [rsp + 0x30]
add rsp, 0x20
pop rdi
ret
mov rdx, rdi
mov rbx, qword [rsp + 0x30]
add rsp, 0x20
pop rdi
jmp fcn.1401044e0