joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1400a4d70
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 0x1400a4f34
mov qword [rsp + 0x58], rsi
mov rsi, qword [rsp + 0x68]
mov qword [rsp + 0x60], rdi
test rsi, rsi
je 0x1400a4f14
mov qword [rsp + 0x50], rbp
mov eax, dword [rsi + 4]
cmp eax, 2
jne 0x1400a4dcd
lea ebp, [rax + 0xe]
jmp 0x1400a4dd9
cmp eax, 0x17
jne 0x1400a4e81
lea ebp, [rax + 5]
cmp qword [rsi + 0x20], r13
je 0x1400a4e81
mov rax, qword [rsi + 0x10]
test rax, rax
je 0x1400a4e81
cmp rax, rbp
jb 0x1400a4e81
mov ecx, Ordinal_50
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rdi, rax
test rax, rax
je 0x1400a4ebc
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 [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov qword [rdi + 0x20], rax
test rax, rax
je 0x1400a4eab
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 0x1400a4e6e
call qword [case.0x140087259.0]
mov qword [rdi + 0x18], rax
test rax, rax
je 0x1400a4e90
test rbx, rbx
cmove rbx, rdi
test r15, r15
je 0x1400a4e7e
mov qword [r15 + 0x28], rdi
mov r15, rdi
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x1400a4dc0
jmp 0x1400a4ec2
mov rcx, qword [rdi + 0x20]
mov r14d, 8
call qword [fcn.140136baa]
mov rcx, rdi
call qword [fcn.140136baa]
jmp 0x1400a4ec2
mov rcx, rdi
mov r14d, 8
call qword [fcn.140136baa]
jmp 0x1400a4ec2
mov r14d, 8
mov rcx, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x50]
test rcx, rcx
je 0x1400a4ed7
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r14d, r14d
je 0x1400a4f0f
test rbx, rbx
je 0x1400a4f0a
mov rcx, qword [rbx + 0x20]
call qword [fcn.140136baa]
mov rcx, qword [rbx + 0x18]
call qword [fcn.140136baa]
mov rdi, qword [rbx + 0x28]
mov rcx, rbx
call qword [fcn.140136baa]
mov rbx, rdi
test rdi, rdi
jne 0x1400a4ee1
mov rbx, r13
jmp 0x1400a4f23
test rbx, rbx
jne 0x1400a4f23
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 0x1400a53f0
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 0x1400a85e0
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 [0x1403f2030]
mov rdi, rax
test rax, rax
je 0x1400a865d
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 0x1400a8688
cmp ebx, esi
je 0x1400a8688
cmp ebx, 0x8000
ja 0x1400a8688
cmp ebx, esi
jb 0x1400a8683
mov edx, ebx
mov rcx, rdi
call qword [0x1403f2030]
mov rdi, rax
test rax, rax
jne 0x1400a8620
mov rcx, rbp
call qword [fcn.140136baa]
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 0x1400a8668
mov rcx, rdi
jmp 0x1400a8660

Function at 0x1400aec30
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 [0x1403f2078]
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 0x1400aecaa
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.140092cd0
mov rcx, rsi
cmp rbx, 0xffffffffffffffff
jne 0x1400aeccf
lea rdx, str.Error_accept__ing_server_connect
call fcn.140092070
lea eax, [rbx + 0x1f]
jmp 0x1400aed48
lea rdx, str.Connection_accepted_from_server_n
call fcn.1400921f0
mov edx, 1
mov byte [rdi + 0x660], 0
mov rcx, rbx
mov qword [rdi + 0x4c8], rbx
call fcn.1400a1330
mov byte [rdi + 0xb2c], 1
cmp qword [rsi + 0x728], 0
je 0x1400aed46
mov dl, 1
mov rcx, rsi
call fcn.140082a00
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.140082a00
test ebx, ebx
je 0x1400aed46
mov rcx, rdi
call fcn.1400af260
mov eax, Ordinal_45
jmp 0x1400aed48
xor eax, eax
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.1401358a0
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 0x1400afd40
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 0x1400afd65
cmp dword [rax + 0x9f8], 0
je 0x1400afd91
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x1400afd91
lea rdx, str.MDTM__s
call fcn.1400c6ed0
test eax, eax
jne 0x1400afd9e
mov dword [rbx + 0xab8], 0x12
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b0bd0
add rsp, 0x20
pop rbx
ret
Function at 0x1400b0550
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 0x1400b0588
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.1400b06a0
cmp byte [rcx + 0xf0e], 0
je 0x1400b05a0
xor edx, edx
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b1090
cmp byte [rcx + 0xf11], 0
je 0x1400b0641
mov r8, qword [rbx + 0xa88]
test r8, r8
jne 0x1400b05fb
mov r8, qword [rcx + 0xc08]
test r8, r8
jne 0x1400b05de
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.1400c6ed0
test eax, eax
je 0x1400b0631
add rsp, 0x20
pop rbx
ret
cmp byte [rcx + 0xf1d], 0
lea rcx, [rbx + 0xa00]
je 0x1400b0621
lea rdx, str.PRET_STOR__s
call fcn.1400c6ed0
test eax, eax
je 0x1400b0631
add rsp, 0x20
pop rbx
ret
lea rdx, str.PRET_RETR__s
call fcn.1400c6ed0
test eax, eax
jne 0x1400b064e
mov dword [rbx + 0xab8], 0x1d
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b1000
add rsp, 0x20
pop rbx
ret

Function at 0x1400b0990
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 0x1400b09dd
cmp qword [rcx + 0xa88], 0
je 0x1400b09dd
add rcx, 0xa00
lea rdx, str.REST__d
xor r8d, r8d
call fcn.1400c6ed0
test eax, eax
jne 0x1400b09e7
mov dword [rbx + 0xab8], 0x1a
add rsp, 0x20
pop rbx
ret
add rsp, 0x20
pop rbx
jmp fcn.1400b0550
add rsp, 0x20
pop rbx
ret

Function at 0x1400b0b70
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 0x1400b0bbc
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x1400b0bbc
lea rdx, str.SIZE__s
call fcn.1400c6ed0
test eax, eax
jne 0x1400b0bc9
mov dword [rbx + 0xab8], 0x17
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b0990
add rsp, 0x20
pop rbx
ret

Function at 0x1400b0bd0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov r9, qword [rcx]
cmp byte [r9 + 0xf1c], 0
je 0x1400b0c28
cmp qword [rcx + 0xa88], 0
je 0x1400b0c28
cmp byte [r9 + 0xf0b], 0
mov eax, 0x41
mov edx, 0x49
cmovne edx, eax
movsx eax, byte [rcx + 0xaa8]
cmp eax, edx
je 0x1400b0c28
mov rax, qword [r9 + 0x1e0]
mov r8d, reloc.WS2_32.dll_send
mov dword [rax + 0x10], 1
movzx edx, byte [r9 + 0xf0b]
jmp fcn.1400af470
jmp fcn.1400b0b70
Function at 0x1400b0c30
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 0x1400b0c65
lea rdx, str.Couldnt_set_desired_mode
call fcn.140092070
lea eax, [rbx + 0x11]
add rsp, 0x30
pop rdi
pop rsi
pop rbx
ret
cmp edx, 0xc8
je 0x1400b0c7c
mov r8d, edx
lea rdx, str.Got_a__03d_response_code_instead_of_the_assumed_200_n
call fcn.1400921f0
mov qword [rsp + 0x58], rbp
mov qword [rsp + 0x60], r14
cmp esi, 0x13
jne 0x1400b0c98
mov rcx, rdi
call fcn.1400b0b70
jmp 0x1400b0dcf
cmp esi, 0x14
jne 0x1400b0db1
mov rsi, qword [rdi]
mov rbp, rbx
cmp dword [rsi + 0xba0], 2
jne 0x1400b0d19
mov rax, qword [rsi + 0x1e0]
mov rdx, qword [rax]
test rdx, rdx
je 0x1400b0d19
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.1400a8720
test eax, eax
jne 0x1400b0dcf
mov rcx, qword [rsp + 0x50]
lea edx, [rax + 0x2f]
call sub.VCRUNTIME140.dll_strrchr
test rax, rax
je 0x1400b0d0e
mov rbp, qword [rsp + 0x50]
mov ecx, 1
sub rax, rbp
cmovne rcx, rax
mov byte [rcx + rbp], bl
jmp 0x1400b0d19
mov rcx, qword [rsp + 0x50]
call qword [fcn.140136baa]
mov rdx, qword [rsi + 0xc08]
test rdx, rdx
jne 0x1400b0d3d
cmp byte [rsi + 0xf0d], bl
lea rax, str.NLST
lea rdx, str.LIST
cmovne rdx, rax
lea r8, [0x14016d21b]
test rbp, rbp
mov r9, r8
lea rax, reloc.WLDAP32.dll_Ordinal_32
cmovne r9, rbp
lea rcx, [0x1401470a0]
cmovne r8, rax
call fcn.1400954b0
mov rcx, rbp
mov r14, rax
call qword [fcn.140136baa]
test r14, r14
jne 0x1400b0d7c
lea ebx, [r14 + 0x1b]
jmp 0x1400b0dd1
lea rcx, [rdi + 0xa00]
mov r8, r14
lea rdx, [0x14013c9ec]
call fcn.1400c6ed0
mov rcx, r14
mov esi, eax
call qword [fcn.140136baa]
test esi, esi
je 0x1400b0da5
mov ebx, esi
jmp 0x1400b0dd1
mov dword [rdi + 0xab8], 0x1f
jmp 0x1400b0dd1
cmp esi, 0x15
jne 0x1400b0dbc
lea r8d, [rsi - 8]
jmp 0x1400b0dc5
cmp esi, 0x16
jne 0x1400b0dd1
lea r8d, [rsi - 8]
mov dl, 1
mov rcx, rdi
call fcn.1400b06a0
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 0x1400b66c0
Capabilities:
Write file on windows

Disassembly:
sub rsp, 0x38
cmp byte [rcx + 0xf1e], 0
movsxd r10, r9d
je 0x1400b67e4
cmp r8d, 0xff
jne 0x1400b6721
lea eax, [r10 - 0xec]
cmp eax, 0x13
ja 0x1400b670b
lea r8, [0x140000000]
mov r9, qword [r8 + r10*8 + 0x14d350]
mov r8, rdx
lea rdx, str._s_IAC__s_n
add rsp, 0x38
jmp fcn.1400921f0
mov r8, rdx
mov r9d, r10d
lea rdx, str._s_IAC__d_n
add rsp, 0x38
jmp fcn.1400921f0
cmp r8d, 0xfb
jne 0x1400b6733
lea r9, str.WILL
jmp 0x1400b6771
cmp r8d, 0xfc
jne 0x1400b6745
lea r9, str.WONT
jmp 0x1400b6771
cmp r8d, 0xfd
jne 0x1400b6757
lea r9, [0x14014dd74]
jmp 0x1400b6771
xor r9d, r9d
lea rax, str.DONT
cmp r8d, 0xfe
cmove r9, rax
test r9, r9
je 0x1400b67cd
cmp r10d, 0x27
jg 0x1400b67a4
lea r8, [0x140000000]
mov r8, qword [r8 + r10*8 + 0x14d970]
test r8, r8
jne 0x1400b67b4
mov r8, rdx
mov dword [rsp + 0x20], r10d
lea rdx, str._s__s__d_n
call fcn.1400921f0
add rsp, 0x38
ret
cmp r10d, 0xff
jne 0x1400b678b
lea r8, str.EXOPL
mov qword [rsp + 0x20], r8
mov r8, rdx
lea rdx, str._s__s__s_n
call fcn.1400921f0
add rsp, 0x38
ret
mov r9d, r8d
mov dword [rsp + 0x20], r10d
mov r8, rdx
lea rdx, str._s__d__d_n
call fcn.1400921f0
add rsp, 0x38
ret

Function at 0x1400b6b30
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 0x1400b6b8f
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.140092070
mov rcx, qword [rbx]
lea rdx, str.SENT
mov r9d, edi
mov r8d, esi
call fcn.1400b66c0
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
ret
Function at 0x1400b6d40
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x1400b6ee8
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 0x1400b6da5
lea rax, [rsi + 1]
mov byte [rsi], 0xff
mov qword [rbx], rax
cmp rax, rbx
jae 0x1400b6da5
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x1400b6da5
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 0x1400b6ddc
mov byte [r9], r15b
inc qword [rbx]
mov r9, qword [rbx]
mov r15, qword [rsp + 0x58]
cmp r9, rbx
jae 0x1400b6e32
movzx eax, byte [rsp + 0x49]
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400b6e32
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400b6e32
shr cx, 8
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400b6e32
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400b6e32
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.1400b67f0
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 0x1400b6e94
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.140092070
lea rdx, [rdi + 0x1cbb]
mov r8d, 4
mov rcx, r14
call fcn.1400b6bc0
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 0x1400b6ee0
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.140092070
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
Function at 0x1400b8650
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbx
push rdi
push r14
sub rsp, 0xd0
mov rax, qword [0x1403f2078]
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 0x1400b86e5
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 0x1400b8746
lea rdx, str.Received_too_short_packet
mov rcx, rdi
call fcn.140092070
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.1401358a0
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 0x1400b8801
sub ecx, 1
je 0x1400b8874
sub ecx, 1
je 0x1400b87b0
cmp ecx, 1
je 0x1400b8793
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rdi
lea rdx, [0x14013c9ec]
call fcn.140092070
jmp 0x1400b8874
add r8d, 0xfffffffe
add rdx, 2
mov rcx, rbx
call fcn.1400b8380
test eax, eax
je 0x1400b8874
jmp 0x1400b871a
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 0x1400b8874
sub rax, rsi
cmp rax, rbp
jae 0x1400b8874
mov r8, rsi
lea rdx, str.TFTP_error:__s_n
mov rcx, rdi
call fcn.1400921f0
jmp 0x1400b8874
cmp r8d, 4
jle 0x1400b8874
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 0x1400b8874
lea eax, [r8 - 4]
mov rcx, r14
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.140091f90
mov esi, eax
test eax, eax
je 0x1400b8853
mov edx, 5
mov rcx, rbx
call fcn.1400b9340
mov eax, esi
jmp 0x1400b871a
mov eax, dword [rbx + 0x154]
mov rcx, rdi
sub eax, 4
cdqe
add qword [rdi + 0xf8], rax
mov rdx, qword [rdi + 0xf8]
call fcn.1400a15a0
mov rcx, r14
call fcn.1400a1880
test eax, eax
je 0x1400b8718
mov edx, 5
mov rcx, rbx
call fcn.1400b9340
mov eax, Ordinal_45
jmp 0x1400b871a
Function at 0x1400cb750
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 [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rdi, rax
test rax, rax
jne 0x1400cb792
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 0x1400cb7d9
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 0x1400cb832
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 0x1400cb7f0
mov eax, dword [rbx + 0x1c]
cmp rsi, rax
jae 0x1400cb873
nop word [rax + rax]
mov rcx, qword [rdi + 8]
lea rdx, [0x140150fb2]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov rcx, qword [rdi + 0x10]
lea rdx, [0x140150fb3]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov eax, dword [rbx + 0x1c]
inc rsi
cmp rsi, rax
jb 0x1400cb840
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 0x1400d6290
Capabilities:
Get file size
Read file on windows
Read file via mapping

Disassembly:
push rbx
push rbp
sub rsp, 0x48
mov rbp, rdx
mov rbx, rcx
test rcx, rcx
jne 0x1400d62ac
lea eax, [rcx + 0x28]
add rsp, 0x48
pop rbp
pop rbx
ret
mov qword [rsp + 0x68], rsi
xor r9d, r9d
mov qword [rsp + 0x40], r14
mov edx, 0x80000000
xor r14d, r14d
mov rcx, rbp
mov qword [rsp + 0x30], r14
mov dword [rsp + 0x28], 0x80
mov dword [rsp + 0x20], 3
lea r8d, [r14 + 1]
call qword [sym.imp.KERNEL32.dll_CreateFileA]
mov rsi, rax
cmp rax, 0xffffffffffffffff
jne 0x1400d6300
mov r14, qword [rsp + 0x40]
lea eax, [rsi + 2]
mov rsi, qword [rsp + 0x68]
add rsp, 0x48
pop rbp
pop rbx
ret
lea rdx, [rsp + 0x70]
mov qword [rsp + 0x78], rdi
mov rcx, rsi
call qword [sym.imp.KERNEL32.dll_GetFileSizeEx]
test eax, eax
je 0x1400d6425
mov rax, qword [rsp + 0x70]
cmp rax, 0x7fffffff
jg 0x1400d6425
test rax, rax
je 0x1400d6425
xor r9d, r9d
mov qword [rsp + 0x28], r14
xor edx, edx
mov dword [rsp + 0x20], r14d
mov rcx, rsi
lea r8d, [r9 + 2]
call qword [sym.imp.KERNEL32.dll_CreateFileMappingA]
mov rdi, rax
test rax, rax
je 0x1400d6425
mov ecx, dword [rsp + 0x70]
xor r9d, r9d
mov dword [rbx + 8], ecx
xor r8d, r8d
mov rcx, rax
mov dword [rbx + 0xc], r14d
mov qword [rsp + 0x20], r14
lea edx, [r9 + 4]
call qword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov rcx, rdi
mov qword [rbx], rax
call qword [sym.imp.KERNEL32.dll_CloseHandle]
cmp qword [rbx], r14
je 0x1400d639a
lea rax, [0x1400d6480]
jmp 0x1400d63f3
mov rcx, qword [rbx + 0x30]
xor edx, edx
movsxd r8, dword [rbx + 8]
mov rcx, qword [rcx]
call qword [sym.imp.KERNEL32.dll_HeapAlloc]
mov qword [rbx], rax
test rax, rax
je 0x1400d6425
mov edi, r14d
nop dword [rax + rax]
mov r8d, dword [rbx + 8]
lea r9, [rsp + 0x60]
mov edx, edi
sub r8d, edi
add rdx, qword [rbx]
mov rcx, rsi
mov qword [rsp + 0x20], r14
call qword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x1400d6413
add edi, dword [rsp + 0x60]
cmp edi, dword [rbx + 8]
jne 0x1400d63c0
lea rax, [0x1400d6450]
mov rcx, rsi
mov qword [rbx + 0x28], rax
call qword [sym.imp.KERNEL32.dll_CloseHandle]
mov rax, qword [rbx]
mov qword [rbx + 0x10], rax
xor eax, eax
mov qword [rbx + 0x18], rbp
mov qword [rbx + 0x20], r14
jmp 0x1400d643a
mov rcx, qword [rbx + 0x30]
xor edx, edx
mov r8, qword [rbx]
mov rcx, qword [rcx]
call qword [sym.imp.KERNEL32.dll_HeapFree]
mov rcx, rsi
call qword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, 0x51
mov qword [rbx], r14
mov qword [rbx + 8], r14
mov rdi, qword [rsp + 0x78]
mov rsi, qword [rsp + 0x68]
mov r14, qword [rsp + 0x40]
add rsp, 0x48
pop rbp
pop rbx
ret