joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1400aebe0
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
push rdi
sub rsp, 0x20
mov rdi, rcx
test rcx, rcx
je 0x1400aecca
call fcn.1400aed50
test al, al
jne 0x1400aecca
mov qword [rsp + 0x30], rbx
mov rbx, 0xffffffffffffffff
mov qword [rsp + 0x38], rbp
mov qword [rsp + 0x40], rsi
mov qword [rsp + 0x48], r14
xor r14d, r14d
mov esi, r14d
inc rbx
cmp byte [rdi + rbx], sil
jne 0x1400aec20
mov r8, rbx
mov edx, reloc.WLDAP32.dll_Ordinal_46
mov rcx, rdi
call fcn.1400bf880
test rax, rax
je 0x1400aec65
sub rax, rdi
mov edx, reloc.WLDAP32.dll_Ordinal_46
mov r8, rax
mov rcx, rdi
call fcn.1400bf880
mov rsi, rax
test rax, rax
je 0x1400aec65
inc rsi
mov rcx, rdi
sub rcx, rsi
add rbx, rcx
test rsi, rsi
mov ebp, 0x1505
cmovne rdi, rsi
mov rsi, rdi
lea rax, [rbx + rdi]
cmp rdi, rax
cmova rbx, r14
mov r14, qword [rsp + 0x48]
test rbx, rbx
je 0x1400aecb1
nop dword [rax]
movzx ecx, byte [rsi]
call fcn.1400b71c0
movsx rcx, al
inc rsi
imul rbp, rbp, 0x21
mov rax, rsi
xor rbp, rcx
sub rax, rdi
cmp rax, rbx
jb 0x1400aec90
mov rsi, qword [rsp + 0x40]
mov rbx, qword [rsp + 0x30]
movzx eax, bpl
mov rbp, qword [rsp + 0x38]
add rsp, 0x20
pop rdi
ret
xor eax, eax
add rsp, 0x20
pop rdi
ret
Function at 0x1400b46c0
Capabilities:
Write file on windows

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rbp
mov qword [rsp + 0x18], rsi
push rdi
sub rsp, 0x30
cmp qword [rcx + 0x728], 0
mov rsi, r9
mov rbp, r8
movsxd rbx, edx
mov rdi, rcx
je 0x1400b471e
mov dl, 1
call fcn.1400ae670
mov rax, qword [rdi + 0x678]
mov r9, rsi
mov r8, rbp
mov qword [rsp + 0x20], rax
mov edx, ebx
mov rcx, rdi
call qword [rdi + 0x728]
xor edx, edx
mov rcx, rdi
mov ebx, eax
call fcn.1400ae670
mov eax, ebx
jmp 0x1400b4760
cmp ebx, 2
ja 0x1400b475e
mov r9, qword [rdi + 0x670]
lea rdx, [0x140129e80]
lea rcx, [rbx + rbx*2]
add rcx, rdx
mov edx, 2
lea r8d, [rdx - 1]
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
mov r9, qword [rdi + 0x670]
mov r8d, 1
mov rdx, rsi
mov rcx, rbp
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
xor eax, eax
mov rbx, qword [rsp + 0x40]
mov rbp, qword [rsp + 0x48]
mov rsi, qword [rsp + 0x50]
add rsp, 0x30
pop rdi
ret

Function at 0x1400b4780
Capabilities:
Write file on windows

Disassembly:
mov qword [rsp + 0x10], rdx
mov qword [rsp + 0x18], r8
mov qword [rsp + 0x20], r9
push rdi
sub rsp, 0x160
mov rax, qword [0x140194020]
xor rax, rsp
mov qword [rsp + 0x140], rax
cmp byte [rcx + 0xbd8], 0
mov rdi, rcx
jne 0x1400b47c3
cmp qword [rcx + 0x680], 0
je 0x1400b48a0
mov r8, rdx
mov qword [rsp + 0x158], rbx
mov edx, 0x100
lea r9, [rsp + 0x180]
lea rcx, [rsp + 0x30]
call fcn.1400bdd30
lea rax, [rsp + 0x30]
mov rbx, 0xffffffffffffffff
inc rbx
cmp byte [rax + rbx], 0
jne 0x1400b47f1
mov rcx, qword [rdi + 0x680]
test rcx, rcx
je 0x1400b4838
cmp byte [rdi + 0x1160], 0
jne 0x1400b4838
lea rdx, [rsp + 0x30]
nop dword [rax]
nop dword [rax + rax]
movzx eax, byte [rdx]
lea rdx, [rdx + 1]
mov byte [rcx], al
lea rcx, [rcx + 1]
test al, al
jne 0x1400b4820
mov byte [rdi + 0x1160], 1
cmp byte [rdi + 0xbd8], 0
je 0x1400b4898
mov byte [rsp + rbx + 0x30], 0xa
inc rbx
cmp rbx, 0x102
jae 0x1400b48f1
cmp qword [rdi + 0x728], 0
mov byte [rsp + rbx + 0x30], 0
je 0x1400b48b9
mov dl, 1
mov rcx, rdi
call fcn.1400ae670
mov rax, qword [rdi + 0x678]
lea r8, [rsp + 0x30]
mov r9, rbx
mov qword [rsp + 0x20], rax
xor edx, edx
mov rcx, rdi
call qword [rdi + 0x728]
xor edx, edx
mov rcx, rdi
call fcn.1400ae670
mov rbx, qword [rsp + 0x158]
mov rcx, qword [rsp + 0x140]
xor rcx, rsp
call fcn.1400acdf0
add rsp, 0x160
pop rdi
ret
mov r9, qword [rdi + 0x670]
lea rcx, [0x140129e80]
mov edx, 2
lea r8d, [rdx - 1]
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
mov r9, qword [rdi + 0x670]
lea rcx, [rsp + 0x30]
mov r8d, 1
mov rdx, rbx
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
jmp 0x1400b4898
call fcn.1400ad598
int3
Function at 0x1400b4900
Capabilities:
Write file on windows

Disassembly:
test rcx, rcx
je 0x1400b4a0e
mov r11, rsp
mov qword [r11 + 0x10], rdx
mov qword [r11 + 0x18], r8
mov qword [r11 + 0x20], r9
push rdi
sub rsp, 0x860
mov rax, qword [0x140194020]
xor rax, rsp
mov qword [rsp + 0x840], rax
cmp byte [rcx + 0xbd8], 0
mov rdi, rcx
je 0x1400b49f6
mov r8, rdx
mov qword [r11 - 0x10], rbx
mov edx, 0x801
lea r9, [r11 + 0x18]
lea rcx, [rsp + 0x30]
call fcn.1400bdd30
lea rax, [rsp + 0x30]
mov rbx, 0xffffffffffffffff
nop dword [rax + rax]
inc rbx
cmp byte [rax + rbx], 0
jne 0x1400b4970
cmp qword [rdi + 0x728], 0
je 0x1400b49b8
mov dl, 1
mov rcx, rdi
call fcn.1400ae670
mov rax, qword [rdi + 0x678]
lea r8, [rsp + 0x30]
mov r9, rbx
mov qword [rsp + 0x20], rax
xor edx, edx
mov rcx, rdi
call qword [rdi + 0x728]
xor edx, edx
mov rcx, rdi
call fcn.1400ae670
jmp 0x1400b49ee
mov r9, qword [rdi + 0x670]
lea rcx, [0x140129e80]
mov edx, 2
lea r8d, [rdx - 1]
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
mov r9, qword [rdi + 0x670]
lea rcx, [rsp + 0x30]
mov r8d, 1
mov rdx, rbx
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
mov rbx, qword [rsp + 0x858]
mov rcx, qword [rsp + 0x840]
xor rcx, rsp
call fcn.1400acdf0
add rsp, 0x860
pop rdi
ret

Function at 0x1400b4909
Capabilities:
Write file on windows

Disassembly:
test rcx, rcx
je 0x1400b4a0e
mov r11, rsp
mov qword [r11 + 0x10], rdx
mov qword [r11 + 0x18], r8
mov qword [r11 + 0x20], r9
push rdi
sub rsp, 0x860
mov rax, qword [0x140194020]
xor rax, rsp
mov qword [rsp + 0x840], rax
cmp byte [rcx + 0xbd8], 0
mov rdi, rcx
je 0x1400b49f6
mov r8, rdx
mov qword [r11 - 0x10], rbx
mov edx, 0x801
lea r9, [r11 + 0x18]
lea rcx, [rsp + 0x30]
call fcn.1400bdd30
lea rax, [rsp + 0x30]
mov rbx, 0xffffffffffffffff
nop dword [rax + rax]
inc rbx
cmp byte [rax + rbx], 0
jne 0x1400b4970
cmp qword [rdi + 0x728], 0
je 0x1400b49b8
mov dl, 1
mov rcx, rdi
call fcn.1400ae670
mov rax, qword [rdi + 0x678]
lea r8, [rsp + 0x30]
mov r9, rbx
mov qword [rsp + 0x20], rax
xor edx, edx
mov rcx, rdi
call qword [rdi + 0x728]
xor edx, edx
mov rcx, rdi
call fcn.1400ae670
jmp 0x1400b49ee
mov r9, qword [rdi + 0x670]
lea rcx, [0x140129e80]
mov edx, 2
lea r8d, [rdx - 1]
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
mov r9, qword [rdi + 0x670]
lea rcx, [rsp + 0x30]
mov r8d, 1
mov rdx, rbx
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
mov rbx, qword [rsp + 0x858]
mov rcx, qword [rsp + 0x840]
xor rcx, rsp
call fcn.1400acdf0
add rsp, 0x860
pop rdi
ret

Function at 0x1400b4b50
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbx
sub rsp, 0x20
mov rbx, r9
xor r9d, r9d
call qword [sym.imp.WS2_32.dll_recv]
movsxd rcx, eax
cmp rcx, 0xffffffffffffffff
jne 0x1400b4b8b
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ecx, gethostname
mov edx, Ordinal_84
cmp eax, 0x2733
cmove ecx, edx
mov eax, ecx
add rsp, 0x20
pop rbx
ret
mov qword [rbx], rcx
xor eax, eax
add rsp, 0x20
pop rbx
ret
Function at 0x1400b5050
Capabilities:
Receive data
Receive data on socket
Send data
Send data on socket

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rbp
mov qword [rsp + 0x18], rsi
mov qword [rsp + 0x20], rdi
push r12
push r14
push r15
sub rsp, 0x20
mov rdi, rcx
mov r15, r8
mov rcx, qword [rcx + 0x240]
mov eax, 0x238
cmp rdx, rcx
mov r8d, 0x240
mov ebx, 0x280
mov r14, r9
cmove eax, r8d
mov rbp, qword [rax + rdi]
mov eax, 0x2a0
cmove ebx, eax
mov rax, qword [rdi + 0x400]
add rbx, rdi
xor r12d, r12d
mov rsi, qword [rbx + 8]
sub rsi, qword [rbx + 0x10]
test byte [rax + 0x7c], 3
je 0x1400b5166
cmp rdx, rcx
mov eax, 0x260
mov r8d, 0x268
lea rcx, [0x1400b4bd0]
cmove eax, r8d
cmp qword [rax + rdi], rcx
jne 0x1400b5166
cmp qword [rbx], r12
je 0x1400b50ed
test rsi, rsi
je 0x1400b5166
mov rdx, 0xffffffffffffffff
xor r9d, r9d
mov r8, rdx
mov rcx, rbp
call fcn.1400b4300
cmp eax, 0xffffffff
je 0x1400b5166
test al, 1
je 0x1400b5166
mov rax, qword [rbx]
test rax, rax
jne 0x1400b513f
mov rax, qword [rdi]
mov ecx, dword [rax + 0xb78]
add ecx, ecx
movsxd rcx, ecx
mov qword [rbx + 8], rcx
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rsi, qword [rbx + 8]
mov qword [rbx], rax
mov qword [rbx + 0x10], r12
mov qword [rbx + 0x18], r12
test rax, rax
je 0x1400b5162
mov rdx, qword [rbx + 0x10]
xor r9d, r9d
add rdx, rax
mov r8d, esi
mov rcx, rbp
call qword [sym.imp.WS2_32.dll_recv]
movsxd rcx, eax
test eax, eax
jle 0x1400b5166
add qword [rbx + 0x10], rcx
jmp 0x1400b5166
mov qword [rbx + 8], r12
xor r9d, r9d
mov r8d, r14d
mov rdx, r15
mov rcx, rbp
call qword [sym.imp.WS2_32.dll_send]
movsxd rsi, eax
cmp rsi, 0xffffffffffffffff
jne 0x1400b51c9
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebx, eax
cmp eax, 0x2733
jne 0x1400b519d
mov rcx, qword [rsp + 0x60]
lea eax, [rsi + 0x52]
mov qword [rcx], r12
jmp 0x1400b51d4
mov edx, ebx
mov rcx, rdi
call fcn.1400d8d50
mov rcx, qword [rdi]
lea rdx, str.Send_failure:__s
mov r8, rax
call fcn.1400b4780
mov rax, qword [rdi]
mov dword [rax + 0x1164], ebx
mov eax, gethostname
jmp 0x1400b51cc
mov eax, r12d
mov rcx, qword [rsp + 0x60]
mov qword [rcx], rsi
mov rbx, qword [rsp + 0x40]
mov rbp, qword [rsp + 0x48]
mov rsi, qword [rsp + 0x50]
mov rdi, qword [rsp + 0x58]
add rsp, 0x20
pop r15
pop r14
pop r12
ret

Function at 0x1400b55c0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub rsp, 0x28
cmp byte [rcx + 0x2c0], 0
je 0x1400b55dd
call fcn.1400b2ea0
test eax, eax
jne 0x1400b5603
xor al, al
add rsp, 0x28
ret
mov rcx, qword [rcx + 0x238]
cmp rcx, 0xffffffffffffffff
je 0x1400b55d6
mov r9d, 2
lea rdx, [rsp + 0x30]
lea r8d, [r9 - 1]
call qword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x1400b55d6
mov al, 1
add rsp, 0x28
ret
Function at 0x1400b6f00
Capabilities:
Read file on windows

Disassembly:
sub rsp, 0x28
call sub.api_ms_win_crt_stdio_l1_1_0.dll__read
cdqe
add rsp, 0x28
ret
Function at 0x1400bfc10
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 0x1400bfdd4
mov qword [rsp + 0x58], rsi
mov rsi, qword [rsp + 0x68]
mov qword [rsp + 0x60], rdi
test rsi, rsi
je 0x1400bfdb4
mov qword [rsp + 0x50], rbp
mov eax, dword [rsi + 4]
cmp eax, 2
jne 0x1400bfc6d
lea ebp, [rax + 0xe]
jmp 0x1400bfc79
cmp eax, 0x17
jne 0x1400bfd21
lea ebp, [rax + 5]
cmp qword [rsi + 0x20], r13
je 0x1400bfd21
mov rax, qword [rsi + 0x10]
test rax, rax
je 0x1400bfd21
cmp rax, rbp
jb 0x1400bfd21
mov ecx, Ordinal_50
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rdi, rax
test rax, rax
je 0x1400bfd5c
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 0x1400bfd4b
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 0x1400bfd0e
call qword [0x140194048]
mov qword [rdi + 0x18], rax
test rax, rax
je 0x1400bfd30
test rbx, rbx
cmove rbx, rdi
test r15, r15
je 0x1400bfd1e
mov qword [r15 + 0x28], rdi
mov r15, rdi
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x1400bfc60
jmp 0x1400bfd62
mov rcx, qword [rdi + 0x20]
mov r14d, 8
call qword [fcn.14011456d]
mov rcx, rdi
call qword [fcn.14011456d]
jmp 0x1400bfd62
mov rcx, rdi
mov r14d, 8
call qword [fcn.14011456d]
jmp 0x1400bfd62
mov r14d, 8
mov rcx, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x50]
test rcx, rcx
je 0x1400bfd77
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r14d, r14d
je 0x1400bfdaf
test rbx, rbx
je 0x1400bfdaa
mov rcx, qword [rbx + 0x20]
call qword [fcn.14011456d]
mov rcx, qword [rbx + 0x18]
call qword [fcn.14011456d]
mov rdi, qword [rbx + 0x28]
mov rcx, rbx
call qword [fcn.14011456d]
mov rbx, rdi
test rdi, rdi
jne 0x1400bfd81
mov rbx, r13
jmp 0x1400bfdc3
test rbx, rbx
jne 0x1400bfdc3
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 0x1400c09d0
Capabilities:
Get common file path

Disassembly:
push rbx
push rbp
push rdi
sub rsp, 0x20
mov rbx, rcx
xor ebp, ebp
lea rcx, str.kernel32
call qword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov rdi, rax
test rax, rax
jne 0x1400c09fa
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
lea rdx, str.LoadLibraryExA
mov qword [rsp + 0x48], r14
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_GetProcAddress]
lea rdx, [0x14012bb18]
mov rcx, rbx
mov r14, rax
call sub.api_ms_win_crt_string_l1_1_0.dll_strpbrk
test rax, rax
je 0x1400c0a5d
mov rcx, rbx
test r14, r14
je 0x1400c0a47
xor edx, edx
lea r8d, [rdx + 8]
call r14
mov r14, qword [rsp + 0x48]
mov rbp, rax
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
call qword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov r14, qword [rsp + 0x48]
mov rbp, rax
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
test r14, r14
je 0x1400c0a95
lea rdx, str.AddDllDirectory
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_GetProcAddress]
test rax, rax
je 0x1400c0a95
xor edx, edx
mov r8d, 0x800
mov rcx, rbx
call r14
mov r14, qword [rsp + 0x48]
mov rbp, rax
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
xor edx, edx
mov qword [rsp + 0x50], r15
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
mov r15d, eax
test eax, eax
je 0x1400c0b58
mov qword [rsp + 0x40], rsi
mov rsi, 0xffffffffffffffff
mov rdx, rsi
nop
inc rdx
cmp byte [rbx + rdx], bpl
jne 0x1400c0ac0
lea ecx, [rax + 1]
add rcx, rdx
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rdi, rax
test rax, rax
je 0x1400c0b4a
mov edx, r15d
mov rcx, rax
call qword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x1400c0b4a
mov rax, rsi
cmp byte [rdi + rax + 1], bpl
lea rax, [rax + 1]
jne 0x1400c0af0
mov ecx, 0x5c
mov word [rax + rdi], cx
inc rsi
cmp byte [rdi + rsi], bpl
jne 0x1400c0b04
mov rcx, rdi
sub rcx, rbx
add rcx, rsi
nop word [rax + rax]
movzx eax, byte [rbx]
mov byte [rcx + rbx], al
lea rbx, [rbx + 1]
test al, al
jne 0x1400c0b20
mov rcx, rdi
test r14, r14
je 0x1400c0b41
xor edx, edx
lea r8d, [rdx + 8]
call r14
jmp 0x1400c0b47
call qword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov rbp, rax
mov rcx, rdi
call qword [fcn.14011456d]
mov rsi, qword [rsp + 0x40]
mov r15, qword [rsp + 0x50]
mov rax, rbp
mov r14, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret

Function at 0x1400c3ce0
Capabilities:
Query environment variable

Disassembly:
sub rsp, 0x148
mov rax, qword [0x140194020]
xor rax, rsp
mov qword [rsp + 0x130], rax
call sub.api_ms_win_crt_environment_l1_1_0.dll_getenv
mov byte [rsp + 0x20], 0
test rax, rax
je 0x1400c3d46
mov r8d, 0x104
lea rdx, [rsp + 0x20]
mov rcx, rax
call qword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [rsp + 0x20], 0
je 0x1400c3d46
lea rcx, [rsp + 0x20]
call qword [0x140194048]
mov rcx, qword [rsp + 0x130]
xor rcx, rsp
call fcn.1400acdf0
add rsp, 0x148
ret
xor eax, eax
mov rcx, qword [rsp + 0x130]
xor rcx, rsp
call fcn.1400acdf0
add rsp, 0x148
ret
Function at 0x1400c7590
Capabilities:
Write file on windows

Disassembly:
sub rsp, 0x38
cmp byte [rcx + 0xbd8], 0
movsxd r10, r9d
je 0x1400c76b4
cmp r8d, 0xff
jne 0x1400c75f1
lea eax, [r10 - 0xec]
cmp eax, 0x13
ja 0x1400c75db
lea r8, [0x140000000]
mov r9, qword [r8 + r10*8 + 0x12d4a0]
mov r8, rdx
lea rdx, str._s_IAC__s_n
add rsp, 0x38
jmp fcn.1400b4900
mov r8, rdx
mov r9d, r10d
lea rdx, str._s_IAC__d_n
add rsp, 0x38
jmp fcn.1400b4900
cmp r8d, 0xfb
jne 0x1400c7603
lea r9, str.WILL
jmp 0x1400c7641
cmp r8d, 0xfc
jne 0x1400c7615
lea r9, str.WONT
jmp 0x1400c7641
cmp r8d, 0xfd
jne 0x1400c7627
lea r9, [0x14012decc]
jmp 0x1400c7641
xor r9d, r9d
lea rax, str.DONT
cmp r8d, 0xfe
cmove r9, rax
test r9, r9
je 0x1400c769d
cmp r10d, 0x27
jg 0x1400c7674
lea r8, [0x140000000]
mov r8, qword [r8 + r10*8 + 0x12dac0]
test r8, r8
jne 0x1400c7684
mov r8, rdx
mov dword [rsp + 0x20], r10d
lea rdx, str._s__s__d_n
call fcn.1400b4900
add rsp, 0x38
ret
cmp r10d, 0xff
jne 0x1400c765b
lea r8, str.EXOPL
mov qword [rsp + 0x20], r8
mov r8, rdx
lea rdx, str._s__s__s_n
call fcn.1400b4900
add rsp, 0x38
ret
mov r9d, r8d
mov dword [rsp + 0x20], r10d
mov r8, rdx
lea rdx, str._s__d__d_n
call fcn.1400b4900
add rsp, 0x38
ret

Function at 0x1400c7a00
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 + 0x238]
lea rdx, [rax + 0x10]
lea r8d, [r9 + 3]
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1400c7a5f
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.1400b4780
mov rcx, qword [rbx]
lea rdx, str.SENT
mov r9d, edi
mov r8d, esi
call fcn.1400c7590
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
ret
Function at 0x1400c7c10
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x1400c7dbd
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 + 0x1f8]
lea rsi, [rdi + 0x1cb8]
lea rbx, [rdi + 0x1eb8]
mov qword [rbx], rsi
cmp rsi, rbx
jae 0x1400c7c5e
mov byte [rsi], 0xff
inc qword [rbx]
mov rax, qword [rbx]
jmp 0x1400c7c61
mov rax, rsi
cmp rax, rbx
jae 0x1400c7c7a
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x1400c7c7a
mov byte [rax], Ordinal_33
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 0x1400c7cb1
mov byte [r9], r15b
inc qword [rbx]
mov r9, qword [rbx]
mov r15, qword [rsp + 0x58]
cmp r9, rbx
jae 0x1400c7d07
movzx eax, byte [rsp + 0x49]
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400c7d07
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400c7d07
shr cx, 8
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400c7d07
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400c7d07
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, reloc.zlibwapi.dll_Ordinal_62
mov rcx, rbp
call fcn.1400c76c0
mov rcx, qword [r14 + 0x238]
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 0x1400c7d69
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.1400b4780
lea rdx, [rdi + 0x1cbb]
mov r8d, 4
mov rcx, r14
call fcn.1400c7a90
mov rcx, qword [r14 + 0x238]
lea rdx, [rdi + 0x1cbf]
xor r9d, r9d
lea r8d, [r9 + 2]
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1400c7db5
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.1400b4780
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
Function at 0x1400c9500
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rsi
push rdi
push r14
sub rsp, 0xd0
mov rax, qword [0x140194020]
xor rax, rsp
mov qword [rsp + 0xc0], rax
mov rdi, qword [rcx + 0x788]
lea rax, [rsp + 0x30]
mov rsi, 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 [rdi + 0x15c]
mov rdx, qword [rdi + 0x168]
add r8d, 4
mov rcx, qword [rdi + 0x18]
mov qword [rsp + 0x20], rax
call qword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [rdi + 0x150], 0
mov dword [rdi + 0x154], eax
jne 0x1400c9595
movsxd r8, dword [rsp + 0x30]
lea rcx, [rdi + 0xd0]
lea rdx, [rsp + 0x40]
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [rsp + 0x30]
mov dword [rdi + 0x150], eax
mov r8d, dword [rdi + 0x154]
mov qword [rsp + 0xf8], rbx
mov qword [rsp + 0x100], rbp
cmp r8d, 4
jge 0x1400c95f6
lea rdx, str.Received_too_short_packet
mov rcx, rsi
call fcn.1400b4780
mov dword [rdi + 0xc], 7
xor eax, eax
mov rbp, qword [rsp + 0x100]
mov rbx, qword [rsp + 0xf8]
mov rcx, qword [rsp + 0xc0]
xor rcx, rsp
call fcn.1400acdf0
add rsp, 0xd0
pop r14
pop rdi
pop rsi
ret
mov rax, qword [rdi + 0x168]
movzx ecx, byte [rax]
movzx edx, byte [rax + 1]
shl ecx, 8
or edx, ecx
mov dword [rdi + 0xc], edx
sub edx, 3
je 0x1400c96a6
sub edx, 1
je 0x1400c971c
sub edx, 1
je 0x1400c9660
cmp edx, 1
je 0x1400c9643
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rsi
lea rdx, [0x14013dde0]
call fcn.1400b4780
jmp 0x1400c971c
add r8d, 0xfffffffe
lea rdx, [rax + 2]
mov rcx, rdi
call fcn.1400c9230
test eax, eax
je 0x1400c971c
jmp 0x1400c95ca
mov rdx, rax
lea rbp, [rax + 4]
lea eax, [r8 - 4]
movsxd rbx, eax
movzx ecx, byte [rdx + 2]
movzx eax, byte [rdx + 3]
mov rdx, rbx
shl ecx, 8
or ecx, eax
mov dword [rdi + 8], ecx
mov rcx, rbp
call fcn.1400c9150
cmp rax, rbx
jae 0x1400c971c
mov r8, rbp
lea rdx, str.TFTP_error:__s_n
mov rcx, rsi
call fcn.1400b4900
jmp 0x1400c971c
cmp r8d, 4
jle 0x1400c971c
movzx ecx, byte [rax + 2]
mov rdx, rax
movzx eax, byte [rax + 3]
shl ecx, 8
or ecx, eax
movzx eax, word [rdi + 0x48]
inc eax
movzx eax, ax
cmp eax, ecx
jne 0x1400c971c
lea eax, [r8 - 4]
mov rcx, r14
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.1400b46a0
mov ebx, eax
test eax, eax
je 0x1400c96fb
mov edx, 5
mov rcx, rdi
call fcn.1400ca1a0
mov eax, ebx
jmp 0x1400c95ca
mov eax, dword [rdi + 0x154]
mov rcx, rsi
sub eax, 4
cdqe
add qword [rsi + 0xf8], rax
mov rdx, qword [rsi + 0xf8]
call fcn.1400bcd10
mov rcx, r14
call fcn.1400bcfe0
test eax, eax
je 0x1400c95c8
mov edx, 5
mov rcx, rdi
call fcn.1400ca1a0
mov eax, Ordinal_46
jmp 0x1400c95ca
Function at 0x1400d0d20
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 [0x140194020]
xor rax, rsp
mov qword [rsp + 0xb0], rax
mov rbp, qword [rcx + 0x240]
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 0x1400d0d9a
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.1400b54c0
mov rcx, rsi
cmp rbx, 0xffffffffffffffff
jne 0x1400d0dbf
lea rdx, str.Error_accept__ing_server_connect
call fcn.1400b4780
lea eax, [rbx + 0x1f]
jmp 0x1400d0e38
lea rdx, str.Connection_accepted_from_server_n
call fcn.1400b4900
mov byte [rdi + 0x3c4], 0
mov edx, 1
mov rcx, rbx
mov qword [rdi + 0x240], rbx
call fcn.1400d9790
mov byte [rdi + 0x259], 1
cmp qword [rsi + 0x738], 0
je 0x1400d0e36
mov dl, 1
mov rcx, rsi
call fcn.1400ae670
mov rcx, qword [rsi + 0x740]
mov r8d, 1
mov rdx, rbx
call qword [rsi + 0x738]
xor edx, edx
mov rcx, rsi
mov ebx, eax
call fcn.1400ae670
test ebx, ebx
je 0x1400d0e36
mov rcx, rdi
call fcn.1400d1370
mov eax, Ordinal_46
jmp 0x1400d0e38
xor eax, eax
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.1400acdf0
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 0x1400d1fc0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push rbx
sub rsp, 0x20
mov rax, qword [rcx]
mov rbx, rcx
add rcx, 0x788
cmp byte [rax + 0xbc1], 0
jne 0x1400d1fe5
cmp dword [rax + 0xa08], 0
je 0x1400d2011
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x1400d2011
lea rdx, str.MDTM__s
call fcn.1400dfbc0
test eax, eax
jne 0x1400d201e
mov dword [rbx + 0x844], 0x12
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400d2e60
add rsp, 0x20
pop rbx
ret