joyce8/EMBER2024-capa huggingface dataset:
Function at 0x18002b790
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 0x18002b954
mov qword [rsp + 0x58], rsi
mov rsi, qword [rsp + 0x68]
mov qword [rsp + 0x60], rdi
test rsi, rsi
je 0x18002b934
mov qword [rsp + 0x50], rbp
mov eax, dword [rsi + 4]
cmp eax, 2
jne 0x18002b7ed
lea ebp, [rax + 0xe]
jmp 0x18002b7f9
cmp eax, 0x17
jne 0x18002b8a1
lea ebp, [rax + 5]
cmp qword [rsi + 0x20], r13
je 0x18002b8a1
mov rax, qword [rsi + 0x10]
test rax, rax
je 0x18002b8a1
cmp rax, rbp
jb 0x18002b8a1
mov ecx, Ordinal_50
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rdi, rax
test rax, rax
je 0x18002b8dc
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 0x18002b8cb
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 0x18002b88e
call qword [case.0x180017ab9.0]
mov qword [rdi + 0x18], rax
test rax, rax
je 0x18002b8b0
test rbx, rbx
cmove rbx, rdi
test r15, r15
je 0x18002b89e
mov qword [r15 + 0x28], rdi
mov r15, rdi
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x18002b7e0
jmp 0x18002b8e2
mov rcx, qword [rdi + 0x20]
mov r14d, 8
call qword [fcn.180052818]
mov rcx, rdi
call qword [fcn.180052818]
jmp 0x18002b8e2
mov rcx, rdi
mov r14d, 8
call qword [fcn.180052818]
jmp 0x18002b8e2
mov r14d, 8
mov rcx, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x50]
test rcx, rcx
je 0x18002b8f7
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r14d, r14d
je 0x18002b92f
test rbx, rbx
je 0x18002b92a
mov rcx, qword [rbx + 0x20]
call qword [fcn.180052818]
mov rcx, qword [rbx + 0x18]
call qword [fcn.180052818]
mov rdi, qword [rbx + 0x28]
mov rcx, rbx
call qword [fcn.180052818]
mov rbx, rdi
test rdi, rdi
jne 0x18002b901
mov rbx, r13
jmp 0x18002b943
test rbx, rbx
jne 0x18002b943
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 0x18002bc80
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 0x18002ee70
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 [0x180069030]
mov rdi, rax
test rax, rax
je 0x18002eeed
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 0x18002ef18
cmp ebx, esi
je 0x18002ef18
cmp ebx, 0x8000
ja 0x18002ef18
cmp ebx, esi
jb 0x18002ef13
mov edx, ebx
mov rcx, rdi
call qword [0x180069030]
mov rdi, rax
test rax, rax
jne 0x18002eeb0
mov rcx, rbp
call qword [fcn.180052818]
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 0x18002eef8
mov rcx, rdi
jmp 0x18002eef0

Function at 0x1800350c0
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 [0x180069080]
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 0x18003513a
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.18001e950
mov rcx, rsi
cmp rbx, 0xffffffffffffffff
jne 0x18003515f
lea rdx, str.Error_accept__ing_server_connect
call fcn.18001dcf0
lea eax, [rbx + 0x1f]
jmp 0x1800351d8
lea rdx, str.Connection_accepted_from_server_n
call fcn.18001de70
mov edx, 1
mov byte [rdi + 0x660], 0
mov rcx, rbx
mov qword [rdi + 0x4c8], rbx
call fcn.180027f10
mov byte [rdi + 0xb2c], 1
cmp qword [rsi + 0x728], 0
je 0x1800351d6
mov dl, 1
mov rcx, rsi
call fcn.180014840
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.180014840
test ebx, ebx
je 0x1800351d6
mov rcx, rdi
call fcn.1800356f0
mov eax, Ordinal_46
jmp 0x1800351d8
xor eax, eax
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.180051430
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 0x1800361d0
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 0x1800361f5
cmp dword [rax + 0x9f8], 0
je 0x180036221
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x180036221
lea rdx, str.MDTM__s
call fcn.18004ca20
test eax, eax
jne 0x18003622e
mov dword [rbx + 0xab8], 0x12
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.180037060
add rsp, 0x20
pop rbx
ret
Function at 0x1800369e0
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 0x180036a18
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.180036b30
cmp byte [rcx + 0xf0e], 0
je 0x180036a30
xor edx, edx
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.180037520
cmp byte [rcx + 0xf11], 0
je 0x180036ad1
mov r8, qword [rbx + 0xa88]
test r8, r8
jne 0x180036a8b
mov r8, qword [rcx + 0xc08]
test r8, r8
jne 0x180036a6e
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.18004ca20
test eax, eax
je 0x180036ac1
add rsp, 0x20
pop rbx
ret
cmp byte [rcx + 0xf1d], 0
lea rcx, [rbx + 0xa00]
je 0x180036ab1
lea rdx, str.PRET_STOR__s
call fcn.18004ca20
test eax, eax
je 0x180036ac1
add rsp, 0x20
pop rbx
ret
lea rdx, str.PRET_RETR__s
call fcn.18004ca20
test eax, eax
jne 0x180036ade
mov dword [rbx + 0xab8], 0x1d
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.180037490
add rsp, 0x20
pop rbx
ret

Function at 0x180036e20
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 0x180036e6d
cmp qword [rcx + 0xa88], 0
je 0x180036e6d
add rcx, 0xa00
lea rdx, str.REST__d
xor r8d, r8d
call fcn.18004ca20
test eax, eax
jne 0x180036e77
mov dword [rbx + 0xab8], 0x1a
add rsp, 0x20
pop rbx
ret
add rsp, 0x20
pop rbx
jmp fcn.1800369e0
add rsp, 0x20
pop rbx
ret

Function at 0x180037000
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 0x18003704c
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x18003704c
lea rdx, str.SIZE__s
call fcn.18004ca20
test eax, eax
jne 0x180037059
mov dword [rbx + 0xab8], 0x17
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.180036e20
add rsp, 0x20
pop rbx
ret

Function at 0x180037060
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov r9, qword [rcx]
cmp byte [r9 + 0xf1c], 0
je 0x1800370b8
cmp qword [rcx + 0xa88], 0
je 0x1800370b8
cmp byte [r9 + 0xf0b], 0
mov eax, 0x41
mov edx, 0x49
cmovne edx, eax
movsx eax, byte [rcx + 0xaa8]
cmp eax, edx
je 0x1800370b8
mov rax, qword [r9 + 0x1e0]
mov r8d, reloc.WS2_32.dll_send
mov dword [rax + 0x10], 1
movzx edx, byte [r9 + 0xf0b]
jmp fcn.180035900
jmp fcn.180037000
Function at 0x1800370c0
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 0x1800370f5
lea rdx, str.Couldnt_set_desired_mode
call fcn.18001dcf0
lea eax, [rbx + 0x11]
add rsp, 0x30
pop rdi
pop rsi
pop rbx
ret
cmp edx, 0xc8
je 0x18003710c
mov r8d, edx
lea rdx, str.Got_a__03d_response_code_instead_of_the_assumed_200_n
call fcn.18001de70
mov qword [rsp + 0x58], rbp
mov qword [rsp + 0x60], r14
cmp esi, 0x13
jne 0x180037128
mov rcx, rdi
call fcn.180037000
jmp 0x18003725f
cmp esi, 0x14
jne 0x180037241
mov rsi, qword [rdi]
mov rbp, rbx
cmp dword [rsi + 0xba0], 2
jne 0x1800371a9
mov rax, qword [rsi + 0x1e0]
mov rdx, qword [rax]
test rdx, rdx
je 0x1800371a9
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.18000f010
test eax, eax
jne 0x18003725f
mov rcx, qword [rsp + 0x50]
lea edx, [rax + 0x2f]
call sub.VCRUNTIME140.dll_strrchr
test rax, rax
je 0x18003719e
mov rbp, qword [rsp + 0x50]
mov ecx, 1
sub rax, rbp
cmovne rcx, rax
mov byte [rcx + rbp], bl
jmp 0x1800371a9
mov rcx, qword [rsp + 0x50]
call qword [fcn.180052818]
mov rdx, qword [rsi + 0xc08]
test rdx, rdx
jne 0x1800371cd
cmp byte [rsi + 0xf0d], bl
lea rax, str.NLST
lea rdx, str.LIST
cmovne rdx, rax
lea r8, [0x180060c7b]
test rbp, rbp
mov r9, r8
lea rax, [0x180053a70]
cmovne r9, rbp
lea rcx, [0x180056464]
cmovne r8, rax
call fcn.180012de0
mov rcx, rbp
mov r14, rax
call qword [fcn.180052818]
test r14, r14
jne 0x18003720c
lea ebx, [r14 + 0x1b]
jmp 0x180037261
lea rcx, [rdi + 0xa00]
mov r8, r14
lea rdx, [0x18005a100]
call fcn.18004ca20
mov rcx, r14
mov esi, eax
call qword [fcn.180052818]
test esi, esi
je 0x180037235
mov ebx, esi
jmp 0x180037261
mov dword [rdi + 0xab8], 0x1f
jmp 0x180037261
cmp esi, 0x15
jne 0x18003724c
lea r8d, [rsi - 8]
jmp 0x180037255
cmp esi, 0x16
jne 0x180037261
lea r8d, [rsi - 8]
mov dl, 1
mov rcx, rdi
call fcn.180036b30
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 0x18003c990
Capabilities:
Write file on windows

Disassembly:
sub rsp, 0x38
cmp byte [rcx + 0xf1e], 0
movsxd r10, r9d
je 0x18003cab4
cmp r8d, 0xff
jne 0x18003c9f1
lea eax, [r10 - 0xec]
cmp eax, 0x13
ja 0x18003c9db
lea r8, [0x180000000]
mov r9, qword [r8 + r10*8 + 0x5bbe0]
mov r8, rdx
lea rdx, str._s_IAC__s_n
add rsp, 0x38
jmp fcn.18001de70
mov r8, rdx
mov r9d, r10d
lea rdx, str._s_IAC__d_n
add rsp, 0x38
jmp fcn.18001de70
cmp r8d, 0xfb
jne 0x18003ca03
lea r9, str.WILL
jmp 0x18003ca41
cmp r8d, 0xfc
jne 0x18003ca15
lea r9, str.WONT
jmp 0x18003ca41
cmp r8d, 0xfd
jne 0x18003ca27
lea r9, [0x18005c604]
jmp 0x18003ca41
xor r9d, r9d
lea rax, str.DONT
cmp r8d, 0xfe
cmove r9, rax
test r9, r9
je 0x18003ca9d
cmp r10d, 0x27
jg 0x18003ca74
lea r8, [0x180000000]
mov r8, qword [r8 + r10*8 + 0x5c200]
test r8, r8
jne 0x18003ca84
mov r8, rdx
mov dword [rsp + 0x20], r10d
lea rdx, str._s__s__d_n
call fcn.18001de70
add rsp, 0x38
ret
cmp r10d, 0xff
jne 0x18003ca5b
lea r8, str.EXOPL
mov qword [rsp + 0x20], r8
mov r8, rdx
lea rdx, str._s__s__s_n
call fcn.18001de70
add rsp, 0x38
ret
mov r9d, r8d
mov dword [rsp + 0x20], r10d
mov r8, rdx
lea rdx, str._s__d__d_n
call fcn.18001de70
add rsp, 0x38
ret

Function at 0x18003ce00
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 0x18003ce5f
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.18001dcf0
mov rcx, qword [rbx]
lea rdx, str.SENT
mov r9d, edi
mov r8d, esi
call fcn.18003c990
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
ret
Function at 0x18003d010
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x18003d1b8
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 0x18003d075
lea rax, [rsi + 1]
mov byte [rsi], 0xff
mov qword [rbx], rax
cmp rax, rbx
jae 0x18003d075
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x18003d075
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 0x18003d0ac
mov byte [r9], r15b
inc qword [rbx]
mov r9, qword [rbx]
mov r15, qword [rsp + 0x58]
cmp r9, rbx
jae 0x18003d102
movzx eax, byte [rsp + 0x49]
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x18003d102
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x18003d102
shr cx, 8
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x18003d102
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x18003d102
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.18003cac0
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 0x18003d164
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.18001dcf0
lea rdx, [rdi + 0x1cbb]
mov r8d, 4
mov rcx, r14
call fcn.18003ce90
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 0x18003d1b0
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.18001dcf0
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
Function at 0x18003e920
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbx
push rdi
push r14
sub rsp, 0xd0
mov rax, qword [0x180069080]
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 0x18003e9b5
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 0x18003ea16
lea rdx, str.Received_too_short_packet
mov rcx, rdi
call fcn.18001dcf0
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.180051430
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 0x18003ead1
sub ecx, 1
je 0x18003eb44
sub ecx, 1
je 0x18003ea80
cmp ecx, 1
je 0x18003ea63
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rdi
lea rdx, [0x18005a100]
call fcn.18001dcf0
jmp 0x18003eb44
add r8d, 0xfffffffe
add rdx, 2
mov rcx, rbx
call fcn.18003e650
test eax, eax
je 0x18003eb44
jmp 0x18003e9ea
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 0x18003eb44
sub rax, rsi
cmp rax, rbp
jae 0x18003eb44
mov r8, rsi
lea rdx, str.TFTP_error:__s_n
mov rcx, rdi
call fcn.18001de70
jmp 0x18003eb44
cmp r8d, 4
jle 0x18003eb44
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 0x18003eb44
lea eax, [r8 - 4]
mov rcx, r14
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.18001dc10
mov esi, eax
test eax, eax
je 0x18003eb23
mov edx, 5
mov rcx, rbx
call fcn.18003f610
mov eax, esi
jmp 0x18003e9ea
mov eax, dword [rbx + 0x154]
mov rcx, rdi
sub eax, 4
cdqe
add qword [rdi + 0xf8], rax
mov rdx, qword [rdi + 0xf8]
call fcn.1800280c0
mov rcx, r14
call fcn.1800283a0
test eax, eax
je 0x18003e9e8
mov edx, 5
mov rcx, rbx
call fcn.18003f610
mov eax, Ordinal_46
jmp 0x18003e9ea
Function at 0x1800512a0
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 0x1800512e2
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 0x180051329
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 0x180051382
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 0x180051340
mov eax, dword [rbx + 0x1c]
cmp rsi, rax
jae 0x1800513c3
nop word [rax + rax]
mov rcx, qword [rdi + 8]
lea rdx, [0x18005f71a]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov rcx, qword [rdi + 0x10]
lea rdx, [0x18005f71b]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov eax, dword [rbx + 0x1c]
inc rsi
cmp rsi, rax
jb 0x180051390
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 0x180004a60
Capabilities:
Encode data using xor

Disassembly:
cmp byte [rcx + 0x47], 0
je 0x180004a83
xor eax, eax
nop dword [rax + rax]
lea edx, [rax - 9]
xor byte [rcx + rax], dl
inc rax
cmp rax, 0x46
jb 0x180004a70
mov byte [rcx + 0x47], 0
mov rax, rcx
ret

Function at 0x180004a90
Capabilities:
Encode data using xor

Disassembly:
push rbx
push rsi
push rdi
sub rsp, 0x70
mov r9, r8
mov rbx, rdx
mov rdi, rcx
mov qword [rsp + 0x68], rcx
xor esi, esi
cmp byte [r8 + 6], sil
je 0x180004ac4
mov ecx, esi
lea eax, [rcx - 9]
xor byte [r8 + rcx], al
inc rcx
cmp rcx, 5
jb 0x180004ab0
mov byte [r8 + 6], sil
lea rax, [r8 + 5]
mov qword [rsp + 0x48], rsi
mov qword [rsp + 0x58], rsi
mov qword [rsp + 0x60], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x48], sil
cmp r9, rax
je 0x180004af9
mov r8d, 5
mov rdx, r9
lea rcx, [rsp + 0x48]
call fcn.180007710
nop
cmp byte [rbx + 0xa], 0
je 0x180004b23
mov rcx, rsi
nop dword [rax]
nop word [rax + rax]
lea eax, [rcx - 9]
xor byte [rbx + rcx], al
inc rcx
cmp rcx, 9
jb 0x180004b10
mov byte [rbx + 0xa], 0
lea rax, [rbx + 9]
mov qword [rsp + 0x28], rsi
mov qword [rsp + 0x38], rsi
mov qword [rsp + 0x40], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x28], 0
cmp rbx, rax
je 0x180004b58
mov r8d, 9
mov rdx, rbx
lea rcx, [rsp + 0x28]
call fcn.180007710
nop
lea r9, [rsp + 0x48]
lea r8, [rsp + 0x28]
mov rcx, rdi
call fcn.1800095d0
nop
mov rdx, qword [rsp + 0x40]
cmp rdx, 0x10
jb 0x180004bac
inc rdx
mov rcx, qword [rsp + 0x28]
mov rax, rcx
cmp rdx, 0x1000
jb 0x180004ba6
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x180004ba6
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.1800bbbc8
nop
mov rdx, qword [rsp + 0x60]
cmp rdx, 0x10
jb 0x180004bec
inc rdx
mov rcx, qword [rsp + 0x48]
mov rax, rcx
cmp rdx, 0x1000
jb 0x180004be7
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x180004be7
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.1800bbbc8
mov rax, rdi
add rsp, 0x70
pop rdi
pop rsi
pop rbx
ret