joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1400a6950
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 [0x1403d8f40]
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 0x1400a69a5
jmp 0x1400a6b54
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 0x1400a6b2b
lea r8d, [rbx + 0x10]
mov rcx, rdi
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x1400a6b2b
lea r8, [rsp + 0x34]
mov rcx, rdi
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x1400a6b2b
lea edx, [rbx + 1]
mov rcx, rdi
call qword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x1400a6b2b
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 0x1400a6b2b
lea r8d, [rbx + 0x10]
mov rcx, rax
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x1400a6b2b
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 0x1400a6b2b
mov r9, rsi
lea r8, [0x1400e5e9c]
lea edx, [rbx + 0xc]
lea rcx, [rsp + 0x48]
call fcn.140086f20
lea rax, [rsp + 0x48]
mov rbx, 0xffffffffffffffff
inc rbx
cmp byte [rax + rbx], 0
jne 0x1400a6ac5
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 0x1400a6b2b
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 0x1400a6b2b
mov r8, rbx
lea rdx, [rsp + 0x54]
lea rcx, [rsp + 0x48]
call sub.VCRUNTIME140.dll_memcmp
test eax, eax
jne 0x1400a6b2b
mov rcx, rdi
call qword [sym.imp.WS2_32.dll_closesocket]
xor eax, eax
jmp 0x1400a6b4c
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.1400d1040
lea r11, [rsp + 0x70]
mov rbp, qword [r11 + 0x18]
mov rsi, qword [r11 + 0x20]
mov rsp, r11
pop rdi
ret
Function at 0x1400aa5c0
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 0x1400aa784
mov qword [rsp + 0x58], rsi
mov rsi, qword [rsp + 0x68]
mov qword [rsp + 0x60], rdi
test rsi, rsi
je 0x1400aa764
mov qword [rsp + 0x50], rbp
mov eax, dword [rsi + 4]
cmp eax, 2
jne 0x1400aa61d
lea ebp, [rax + 0xe]
jmp 0x1400aa629
cmp eax, 0x17
jne 0x1400aa6d1
lea ebp, [rax + 5]
cmp qword [rsi + 0x20], r13
je 0x1400aa6d1
mov rax, qword [rsi + 0x10]
test rax, rax
je 0x1400aa6d1
cmp rax, rbp
jb 0x1400aa6d1
mov ecx, Ordinal_50
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rdi, rax
test rax, rax
je 0x1400aa70c
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 0x1400aa6fb
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 0x1400aa6be
call qword [case.0x14008d769.0]
mov qword [rdi + 0x18], rax
test rax, rax
je 0x1400aa6e0
test rbx, rbx
cmove rbx, rdi
test r15, r15
je 0x1400aa6ce
mov qword [r15 + 0x28], rdi
mov r15, rdi
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x1400aa610
jmp 0x1400aa712
mov rcx, qword [rdi + 0x20]
mov r14d, 8
call qword [fcn.1400d3490]
mov rcx, rdi
call qword [fcn.1400d3490]
jmp 0x1400aa712
mov rcx, rdi
mov r14d, 8
call qword [fcn.1400d3490]
jmp 0x1400aa712
mov r14d, 8
mov rcx, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x50]
test rcx, rcx
je 0x1400aa727
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r14d, r14d
je 0x1400aa75f
test rbx, rbx
je 0x1400aa75a
mov rcx, qword [rbx + 0x20]
call qword [fcn.1400d3490]
mov rcx, qword [rbx + 0x18]
call qword [fcn.1400d3490]
mov rdi, qword [rbx + 0x28]
mov rcx, rbx
call qword [fcn.1400d3490]
mov rbx, rdi
test rdi, rdi
jne 0x1400aa731
mov rbx, r13
jmp 0x1400aa773
test rbx, rbx
jne 0x1400aa773
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 0x1400aac40
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 0x1400ade30
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 [str._5_r_]
mov rdi, rax
test rax, rax
je 0x1400adead
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 0x1400aded8
cmp ebx, esi
je 0x1400aded8
cmp ebx, 0x8000
ja 0x1400aded8
cmp ebx, esi
jb 0x1400aded3
mov edx, ebx
mov rcx, rdi
call qword [str._5_r_]
mov rdi, rax
test rax, rax
jne 0x1400ade70
mov rcx, rbp
call qword [fcn.1400d3490]
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 0x1400adeb8
mov rcx, rdi
jmp 0x1400adeb0

Function at 0x1400b42b0
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 [0x1403d8f40]
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 0x1400b432a
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.140099130
mov rcx, rsi
cmp rbx, 0xffffffffffffffff
jne 0x1400b434f
lea rdx, str.Error_accept__ing_server_connect
call fcn.1400984d0
lea eax, [rbx + 0x1f]
jmp 0x1400b43c8
lea rdx, str.Connection_accepted_from_server_n
call fcn.140098650
mov edx, 1
mov byte [rdi + 0x660], 0
mov rcx, rbx
mov qword [rdi + 0x4c8], rbx
call fcn.1400a6b80
mov byte [rdi + 0xb2c], 1
cmp qword [rsi + 0x728], 0
je 0x1400b43c6
mov dl, 1
mov rcx, rsi
call fcn.140088f20
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.140088f20
test ebx, ebx
je 0x1400b43c6
mov rcx, rdi
call fcn.1400b48e0
mov eax, Ordinal_45
jmp 0x1400b43c8
xor eax, eax
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.1400d1040
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 0x1400b53c0
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 0x1400b53e5
cmp dword [rax + 0x9f8], 0
je 0x1400b5411
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x1400b5411
lea rdx, str.MDTM__s
call fcn.1400cc410
test eax, eax
jne 0x1400b541e
mov dword [rbx + 0xab8], 0x12
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b6250
add rsp, 0x20
pop rbx
ret
Function at 0x1400b5bd0
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 0x1400b5c08
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.1400b5d20
cmp byte [rcx + 0xf0e], 0
je 0x1400b5c20
xor edx, edx
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b6710
cmp byte [rcx + 0xf11], 0
je 0x1400b5cc1
mov r8, qword [rbx + 0xa88]
test r8, r8
jne 0x1400b5c7b
mov r8, qword [rcx + 0xc08]
test r8, r8
jne 0x1400b5c5e
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.1400cc410
test eax, eax
je 0x1400b5cb1
add rsp, 0x20
pop rbx
ret
cmp byte [rcx + 0xf1d], 0
lea rcx, [rbx + 0xa00]
je 0x1400b5ca1
lea rdx, str.PRET_STOR__s
call fcn.1400cc410
test eax, eax
je 0x1400b5cb1
add rsp, 0x20
pop rbx
ret
lea rdx, str.PRET_RETR__s
call fcn.1400cc410
test eax, eax
jne 0x1400b5cce
mov dword [rbx + 0xab8], 0x1d
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b6680
add rsp, 0x20
pop rbx
ret

Function at 0x1400b6010
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 0x1400b605d
cmp qword [rcx + 0xa88], 0
je 0x1400b605d
add rcx, 0xa00
lea rdx, str.REST__d
xor r8d, r8d
call fcn.1400cc410
test eax, eax
jne 0x1400b6067
mov dword [rbx + 0xab8], 0x1a
add rsp, 0x20
pop rbx
ret
add rsp, 0x20
pop rbx
jmp fcn.1400b5bd0
add rsp, 0x20
pop rbx
ret

Function at 0x1400b61f0
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 0x1400b623c
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x1400b623c
lea rdx, str.SIZE__s
call fcn.1400cc410
test eax, eax
jne 0x1400b6249
mov dword [rbx + 0xab8], 0x17
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b6010
add rsp, 0x20
pop rbx
ret

Function at 0x1400b6250
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov r9, qword [rcx]
cmp byte [r9 + 0xf1c], 0
je 0x1400b62a8
cmp qword [rcx + 0xa88], 0
je 0x1400b62a8
cmp byte [r9 + 0xf0b], 0
mov eax, 0x41
mov edx, 0x49
cmovne edx, eax
movsx eax, byte [rcx + 0xaa8]
cmp eax, edx
je 0x1400b62a8
mov rax, qword [r9 + 0x1e0]
mov r8d, reloc.WS2_32.dll_send
mov dword [rax + 0x10], 1
movzx edx, byte [r9 + 0xf0b]
jmp fcn.1400b4af0
jmp fcn.1400b61f0
Function at 0x1400b62b0
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 0x1400b62e5
lea rdx, str.Couldnt_set_desired_mode
call fcn.1400984d0
lea eax, [rbx + 0x11]
add rsp, 0x30
pop rdi
pop rsi
pop rbx
ret
cmp edx, 0xc8
je 0x1400b62fc
mov r8d, edx
lea rdx, str.Got_a__03d_response_code_instead_of_the_assumed_200_n
call fcn.140098650
mov qword [rsp + 0x58], rbp
mov qword [rsp + 0x60], r14
cmp esi, 0x13
jne 0x1400b6318
mov rcx, rdi
call fcn.1400b61f0
jmp 0x1400b644f
cmp esi, 0x14
jne 0x1400b6431
mov rsi, qword [rdi]
mov rbp, rbx
cmp dword [rsi + 0xba0], 2
jne 0x1400b6399
mov rax, qword [rsi + 0x1e0]
mov rdx, qword [rax]
test rdx, rdx
je 0x1400b6399
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.140082a70
test eax, eax
jne 0x1400b644f
mov rcx, qword [rsp + 0x50]
lea edx, [rax + 0x2f]
call sub.VCRUNTIME140.dll_strrchr
test rax, rax
je 0x1400b638e
mov rbp, qword [rsp + 0x50]
mov ecx, 1
sub rax, rbp
cmovne rcx, rax
mov byte [rcx + rbp], bl
jmp 0x1400b6399
mov rcx, qword [rsp + 0x50]
call qword [fcn.1400d3490]
mov rdx, qword [rsi + 0xc08]
test rdx, rdx
jne 0x1400b63bd
cmp byte [rsi + 0xf0d], bl
lea rax, str.NLST
lea rdx, str.LIST
cmovne rdx, rax
lea r8, [0x1400d7b94]
test rbp, rbp
mov r9, r8
lea rax, [0x1400d8ad4]
cmovne r9, rbp
lea rcx, [0x1400e3c90]
cmovne r8, rax
call fcn.140086e50
mov rcx, rbp
mov r14, rax
call qword [fcn.1400d3490]
test r14, r14
jne 0x1400b63fc
lea ebx, [r14 + 0x1b]
jmp 0x1400b6451
lea rcx, [rdi + 0xa00]
mov r8, r14
lea rdx, [0x1400d87bc]
call fcn.1400cc410
mov rcx, r14
mov esi, eax
call qword [fcn.1400d3490]
test esi, esi
je 0x1400b6425
mov ebx, esi
jmp 0x1400b6451
mov dword [rdi + 0xab8], 0x1f
jmp 0x1400b6451
cmp esi, 0x15
jne 0x1400b643c
lea r8d, [rsi - 8]
jmp 0x1400b6445
cmp esi, 0x16
jne 0x1400b6451
lea r8d, [rsi - 8]
mov dl, 1
mov rcx, rdi
call fcn.1400b5d20
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 0x1400bbd40
Capabilities:
Write file on windows

Disassembly:
sub rsp, 0x38
cmp byte [rcx + 0xf1e], 0
movsxd r10, r9d
je 0x1400bbe64
cmp r8d, 0xff
jne 0x1400bbda1
lea eax, [r10 - 0xec]
cmp eax, 0x13
ja 0x1400bbd8b
lea r8, [0x140000000]
mov r9, qword [r8 + r10*8 + 0xe9fc0]
mov r8, rdx
lea rdx, str._s_IAC__s_n
add rsp, 0x38
jmp fcn.140098650
mov r8, rdx
mov r9d, r10d
lea rdx, str._s_IAC__d_n
add rsp, 0x38
jmp fcn.140098650
cmp r8d, 0xfb
jne 0x1400bbdb3
lea r9, str.WILL
jmp 0x1400bbdf1
cmp r8d, 0xfc
jne 0x1400bbdc5
lea r9, str.WONT
jmp 0x1400bbdf1
cmp r8d, 0xfd
jne 0x1400bbdd7
lea r9, [0x1400ea9e4]
jmp 0x1400bbdf1
xor r9d, r9d
lea rax, str.DONT
cmp r8d, 0xfe
cmove r9, rax
test r9, r9
je 0x1400bbe4d
cmp r10d, 0x27
jg 0x1400bbe24
lea r8, [0x140000000]
mov r8, qword [r8 + r10*8 + 0xea5e0]
test r8, r8
jne 0x1400bbe34
mov r8, rdx
mov dword [rsp + 0x20], r10d
lea rdx, str._s__s__d_n
call fcn.140098650
add rsp, 0x38
ret
cmp r10d, 0xff
jne 0x1400bbe0b
lea r8, str.EXOPL
mov qword [rsp + 0x20], r8
mov r8, rdx
lea rdx, str._s__s__s_n
call fcn.140098650
add rsp, 0x38
ret
mov r9d, r8d
mov dword [rsp + 0x20], r10d
mov r8, rdx
lea rdx, str._s__d__d_n
call fcn.140098650
add rsp, 0x38
ret

Function at 0x1400bc1b0
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 0x1400bc20f
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.1400984d0
mov rcx, qword [rbx]
lea rdx, str.SENT
mov r9d, edi
mov r8d, esi
call fcn.1400bbd40
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
ret
Function at 0x1400bc3c0
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x1400bc568
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 0x1400bc425
lea rax, [rsi + 1]
mov byte [rsi], 0xff
mov qword [rbx], rax
cmp rax, rbx
jae 0x1400bc425
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x1400bc425
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 0x1400bc45c
mov byte [r9], r15b
inc qword [rbx]
mov r9, qword [rbx]
mov r15, qword [rsp + 0x58]
cmp r9, rbx
jae 0x1400bc4b2
movzx eax, byte [rsp + 0x49]
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400bc4b2
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400bc4b2
shr cx, 8
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400bc4b2
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400bc4b2
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.1400bbe70
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 0x1400bc514
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.1400984d0
lea rdx, [rdi + 0x1cbb]
mov r8d, 4
mov rcx, r14
call fcn.1400bc240
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 0x1400bc560
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.1400984d0
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
Function at 0x1400bdcd0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbx
push rdi
push r14
sub rsp, 0xd0
mov rax, qword [0x1403d8f40]
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 0x1400bdd65
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 0x1400bddc6
lea rdx, str.Received_too_short_packet
mov rcx, rdi
call fcn.1400984d0
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.1400d1040
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 0x1400bde81
sub ecx, 1
je 0x1400bdef4
sub ecx, 1
je 0x1400bde30
cmp ecx, 1
je 0x1400bde13
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rdi
lea rdx, [0x1400d87bc]
call fcn.1400984d0
jmp 0x1400bdef4
add r8d, 0xfffffffe
add rdx, 2
mov rcx, rbx
call fcn.1400bda00
test eax, eax
je 0x1400bdef4
jmp 0x1400bdd9a
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 0x1400bdef4
sub rax, rsi
cmp rax, rbp
jae 0x1400bdef4
mov r8, rsi
lea rdx, str.TFTP_error:__s_n
mov rcx, rdi
call fcn.140098650
jmp 0x1400bdef4
cmp r8d, 4
jle 0x1400bdef4
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 0x1400bdef4
lea eax, [r8 - 4]
mov rcx, r14
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.1400983f0
mov esi, eax
test eax, eax
je 0x1400bded3
mov edx, 5
mov rcx, rbx
call fcn.1400be9c0
mov eax, esi
jmp 0x1400bdd9a
mov eax, dword [rbx + 0x154]
mov rcx, rdi
sub eax, 4
cdqe
add qword [rdi + 0xf8], rax
mov rdx, qword [rdi + 0xf8]
call fcn.1400a6df0
mov rcx, r14
call fcn.1400a70d0
test eax, eax
je 0x1400bdd98
mov edx, 5
mov rcx, rbx
call fcn.1400be9c0
mov eax, Ordinal_45
jmp 0x1400bdd9a
Function at 0x1400d0c90
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 0x1400d0cd2
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 0x1400d0d19
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 0x1400d0d72
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 0x1400d0d30
mov eax, dword [rbx + 0x1c]
cmp rsi, rax
jae 0x1400d0db3
nop word [rax + rax]
mov rcx, qword [rdi + 8]
lea rdx, [0x1400edb72]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov rcx, qword [rdi + 0x10]
lea rdx, [0x1400edb73]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov eax, dword [rbx + 0x1c]
inc rsi
cmp rsi, rax
jb 0x1400d0d80
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 0x1400d1d60
Capabilities:
Parse pe header

Disassembly:
sub rsp, 0x28
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test rax, rax
je 0x1400d1daa
mov ecx, 0x5a4d
cmp word [rax], cx
jne 0x1400d1daa
movsxd rcx, dword [rax + 0x3c]
add rcx, rax
cmp dword [rcx], 0x4550
jne 0x1400d1daa
mov eax, 0x20b
cmp word [rcx + 0x18], ax
jne 0x1400d1daa
cmp dword [rcx + 0x84], 0xe
jbe 0x1400d1daa
cmp dword [rcx + 0xf8], 0
setne al
jmp 0x1400d1dac
xor al, al
add rsp, 0x28
ret