joyce8/EMBER2024-capa huggingface dataset:
Function at 0x14009f5c0
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 [0x1400ff0c0]
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 0x14009f615
jmp 0x14009f7c4
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 0x14009f79b
lea r8d, [rbx + 0x10]
mov rcx, rdi
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x14009f79b
lea r8, [rsp + 0x34]
mov rcx, rdi
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x14009f79b
lea edx, [rbx + 1]
mov rcx, rdi
call qword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x14009f79b
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 0x14009f79b
lea r8d, [rbx + 0x10]
mov rcx, rax
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x14009f79b
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 0x14009f79b
mov r9, rsi
lea r8, [0x1400d465c]
lea edx, [rbx + 0xc]
lea rcx, [rsp + 0x48]
call fcn.14007fcb0
lea rax, [rsp + 0x48]
mov rbx, 0xffffffffffffffff
inc rbx
cmp byte [rax + rbx], 0
jne 0x14009f735
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 0x14009f79b
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 0x14009f79b
mov r8, rbx
lea rdx, [rsp + 0x54]
lea rcx, [rsp + 0x48]
call sub.VCRUNTIME140.dll_memcmp
test eax, eax
jne 0x14009f79b
mov rcx, rdi
call qword [sym.imp.WS2_32.dll_closesocket]
xor eax, eax
jmp 0x14009f7bc
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.1400ca440
lea r11, [rsp + 0x70]
mov rbp, qword [r11 + 0x18]
mov rsi, qword [r11 + 0x20]
mov rsp, r11
pop rdi
ret
Function at 0x1400a3230
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 0x1400a33f4
mov qword [rsp + 0x58], rsi
mov rsi, qword [rsp + 0x68]
mov qword [rsp + 0x60], rdi
test rsi, rsi
je 0x1400a33d4
mov qword [rsp + 0x50], rbp
mov eax, dword [rsi + 4]
cmp eax, 2
jne 0x1400a328d
lea ebp, [rax + 0xe]
jmp 0x1400a3299
cmp eax, 0x17
jne 0x1400a3341
lea ebp, [rax + 5]
cmp qword [rsi + 0x20], r13
je 0x1400a3341
mov rax, qword [rsi + 0x10]
test rax, rax
je 0x1400a3341
cmp rax, rbp
jb 0x1400a3341
mov ecx, Ordinal_50
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rdi, rax
test rax, rax
je 0x1400a337c
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 0x1400a336b
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 0x1400a332e
call qword [case.0x1400864f9.0]
mov qword [rdi + 0x18], rax
test rax, rax
je 0x1400a3350
test rbx, rbx
cmove rbx, rdi
test r15, r15
je 0x1400a333e
mov qword [r15 + 0x28], rdi
mov r15, rdi
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x1400a3280
jmp 0x1400a3382
mov rcx, qword [rdi + 0x20]
mov r14d, 8
call qword [fcn.1400cadb2]
mov rcx, rdi
call qword [fcn.1400cadb2]
jmp 0x1400a3382
mov rcx, rdi
mov r14d, 8
call qword [fcn.1400cadb2]
jmp 0x1400a3382
mov r14d, 8
mov rcx, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x50]
test rcx, rcx
je 0x1400a3397
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r14d, r14d
je 0x1400a33cf
test rbx, rbx
je 0x1400a33ca
mov rcx, qword [rbx + 0x20]
call qword [fcn.1400cadb2]
mov rcx, qword [rbx + 0x18]
call qword [fcn.1400cadb2]
mov rdi, qword [rbx + 0x28]
mov rcx, rbx
call qword [fcn.1400cadb2]
mov rbx, rdi
test rdi, rdi
jne 0x1400a33a1
mov rbx, r13
jmp 0x1400a33e3
test rbx, rbx
jne 0x1400a33e3
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 0x1400a38b0
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 0x1400a6aa0
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 [0x1400ff030]
mov rdi, rax
test rax, rax
je 0x1400a6b1d
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 0x1400a6b48
cmp ebx, esi
je 0x1400a6b48
cmp ebx, 0x8000
ja 0x1400a6b48
cmp ebx, esi
jb 0x1400a6b43
mov edx, ebx
mov rcx, rdi
call qword [0x1400ff030]
mov rdi, rax
test rax, rax
jne 0x1400a6ae0
mov rcx, rbp
call qword [fcn.1400cadb2]
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 0x1400a6b28
mov rcx, rdi
jmp 0x1400a6b20

Function at 0x1400acf20
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 [0x1400ff0c0]
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 0x1400acf9a
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.140091ec0
mov rcx, rsi
cmp rbx, 0xffffffffffffffff
jne 0x1400acfbf
lea rdx, str.Error_accept__ing_server_connect
call fcn.140091260
lea eax, [rbx + 0x1f]
jmp 0x1400ad038
lea rdx, str.Connection_accepted_from_server_n
call fcn.1400913e0
mov edx, 1
mov byte [rdi + 0x660], 0
mov rcx, rbx
mov qword [rdi + 0x4c8], rbx
call fcn.14009f7f0
mov byte [rdi + 0xb2c], 1
cmp qword [rsi + 0x728], 0
je 0x1400ad036
mov dl, 1
mov rcx, rsi
call fcn.140081cb0
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.140081cb0
test ebx, ebx
je 0x1400ad036
mov rcx, rdi
call fcn.1400ad550
mov eax, Ordinal_45
jmp 0x1400ad038
xor eax, eax
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.1400ca440
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 0x1400ae030
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 0x1400ae055
cmp dword [rax + 0x9f8], 0
je 0x1400ae081
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x1400ae081
lea rdx, str.MDTM__s
call fcn.1400c5080
test eax, eax
jne 0x1400ae08e
mov dword [rbx + 0xab8], 0x12
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400aeec0
add rsp, 0x20
pop rbx
ret
Function at 0x1400ae840
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 0x1400ae878
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.1400ae990
cmp byte [rcx + 0xf0e], 0
je 0x1400ae890
xor edx, edx
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400af380
cmp byte [rcx + 0xf11], 0
je 0x1400ae931
mov r8, qword [rbx + 0xa88]
test r8, r8
jne 0x1400ae8eb
mov r8, qword [rcx + 0xc08]
test r8, r8
jne 0x1400ae8ce
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.1400c5080
test eax, eax
je 0x1400ae921
add rsp, 0x20
pop rbx
ret
cmp byte [rcx + 0xf1d], 0
lea rcx, [rbx + 0xa00]
je 0x1400ae911
lea rdx, str.PRET_STOR__s
call fcn.1400c5080
test eax, eax
je 0x1400ae921
add rsp, 0x20
pop rbx
ret
lea rdx, str.PRET_RETR__s
call fcn.1400c5080
test eax, eax
jne 0x1400ae93e
mov dword [rbx + 0xab8], 0x1d
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400af2f0
add rsp, 0x20
pop rbx
ret

Function at 0x1400aec80
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 0x1400aeccd
cmp qword [rcx + 0xa88], 0
je 0x1400aeccd
add rcx, 0xa00
lea rdx, str.REST__d
xor r8d, r8d
call fcn.1400c5080
test eax, eax
jne 0x1400aecd7
mov dword [rbx + 0xab8], 0x1a
add rsp, 0x20
pop rbx
ret
add rsp, 0x20
pop rbx
jmp fcn.1400ae840
add rsp, 0x20
pop rbx
ret

Function at 0x1400aee60
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 0x1400aeeac
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x1400aeeac
lea rdx, str.SIZE__s
call fcn.1400c5080
test eax, eax
jne 0x1400aeeb9
mov dword [rbx + 0xab8], 0x17
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400aec80
add rsp, 0x20
pop rbx
ret

Function at 0x1400aeec0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov r9, qword [rcx]
cmp byte [r9 + 0xf1c], 0
je 0x1400aef18
cmp qword [rcx + 0xa88], 0
je 0x1400aef18
cmp byte [r9 + 0xf0b], 0
mov eax, 0x41
mov edx, 0x49
cmovne edx, eax
movsx eax, byte [rcx + 0xaa8]
cmp eax, edx
je 0x1400aef18
mov rax, qword [r9 + 0x1e0]
mov r8d, reloc.WS2_32.dll_send
mov dword [rax + 0x10], 1
movzx edx, byte [r9 + 0xf0b]
jmp fcn.1400ad760
jmp fcn.1400aee60
Function at 0x1400aef20
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 0x1400aef55
lea rdx, str.Couldnt_set_desired_mode
call fcn.140091260
lea eax, [rbx + 0x11]
add rsp, 0x30
pop rdi
pop rsi
pop rbx
ret
cmp edx, 0xc8
je 0x1400aef6c
mov r8d, edx
lea rdx, str.Got_a__03d_response_code_instead_of_the_assumed_200_n
call fcn.1400913e0
mov qword [rsp + 0x58], rbp
mov qword [rsp + 0x60], r14
cmp esi, 0x13
jne 0x1400aef88
mov rcx, rdi
call fcn.1400aee60
jmp 0x1400af0bf
cmp esi, 0x14
jne 0x1400af0a1
mov rsi, qword [rdi]
mov rbp, rbx
cmp dword [rsi + 0xba0], 2
jne 0x1400af009
mov rax, qword [rsi + 0x1e0]
mov rdx, qword [rax]
test rdx, rdx
je 0x1400af009
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.14007a9c0
test eax, eax
jne 0x1400af0bf
mov rcx, qword [rsp + 0x50]
lea edx, [rax + 0x2f]
call sub.VCRUNTIME140.dll_strrchr
test rax, rax
je 0x1400aeffe
mov rbp, qword [rsp + 0x50]
mov ecx, 1
sub rax, rbp
cmovne rcx, rax
mov byte [rcx + rbp], bl
jmp 0x1400af009
mov rcx, qword [rsp + 0x50]
call qword [fcn.1400cadb2]
mov rdx, qword [rsi + 0xc08]
test rdx, rdx
jne 0x1400af02d
cmp byte [rsi + 0xf0d], bl
lea rax, str.NLST
lea rdx, str.LIST
cmovne rdx, rax
lea r8, [0x1400dc83a]
test rbp, rbp
mov r9, r8
lea rax, reloc.WLDAP32.dll_Ordinal_32
cmovne r9, rbp
lea rcx, [0x1400d2450]
cmovne r8, rax
call fcn.14007fbe0
mov rcx, rbp
mov r14, rax
call qword [fcn.1400cadb2]
test r14, r14
jne 0x1400af06c
lea ebx, [r14 + 0x1b]
jmp 0x1400af0c1
lea rcx, [rdi + 0xa00]
mov r8, r14
lea rdx, [0x1400e27c4]
call fcn.1400c5080
mov rcx, r14
mov esi, eax
call qword [fcn.1400cadb2]
test esi, esi
je 0x1400af095
mov ebx, esi
jmp 0x1400af0c1
mov dword [rdi + 0xab8], 0x1f
jmp 0x1400af0c1
cmp esi, 0x15
jne 0x1400af0ac
lea r8d, [rsi - 8]
jmp 0x1400af0b5
cmp esi, 0x16
jne 0x1400af0c1
lea r8d, [rsi - 8]
mov dl, 1
mov rcx, rdi
call fcn.1400ae990
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 0x1400b49b0
Capabilities:
Write file on windows

Disassembly:
sub rsp, 0x38
cmp byte [rcx + 0xf1e], 0
movsxd r10, r9d
je 0x1400b4ad4
cmp r8d, 0xff
jne 0x1400b4a11
lea eax, [r10 - 0xec]
cmp eax, 0x13
ja 0x1400b49fb
lea r8, [0x140000000]
mov r9, qword [r8 + r10*8 + 0xd8780]
mov r8, rdx
lea rdx, str._s_IAC__s_n
add rsp, 0x38
jmp fcn.1400913e0
mov r8, rdx
mov r9d, r10d
lea rdx, str._s_IAC__d_n
add rsp, 0x38
jmp fcn.1400913e0
cmp r8d, 0xfb
jne 0x1400b4a23
lea r9, str.WILL
jmp 0x1400b4a61
cmp r8d, 0xfc
jne 0x1400b4a35
lea r9, str.WONT
jmp 0x1400b4a61
cmp r8d, 0xfd
jne 0x1400b4a47
lea r9, [0x1400d91a4]
jmp 0x1400b4a61
xor r9d, r9d
lea rax, str.DONT
cmp r8d, 0xfe
cmove r9, rax
test r9, r9
je 0x1400b4abd
cmp r10d, 0x27
jg 0x1400b4a94
lea r8, [0x140000000]
mov r8, qword [r8 + r10*8 + 0xd8da0]
test r8, r8
jne 0x1400b4aa4
mov r8, rdx
mov dword [rsp + 0x20], r10d
lea rdx, str._s__s__d_n
call fcn.1400913e0
add rsp, 0x38
ret
cmp r10d, 0xff
jne 0x1400b4a7b
lea r8, str.EXOPL
mov qword [rsp + 0x20], r8
mov r8, rdx
lea rdx, str._s__s__s_n
call fcn.1400913e0
add rsp, 0x38
ret
mov r9d, r8d
mov dword [rsp + 0x20], r10d
mov r8, rdx
lea rdx, str._s__d__d_n
call fcn.1400913e0
add rsp, 0x38
ret

Function at 0x1400b4e20
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 0x1400b4e7f
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.140091260
mov rcx, qword [rbx]
lea rdx, str.SENT
mov r9d, edi
mov r8d, esi
call fcn.1400b49b0
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
ret
Function at 0x1400b5030
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x1400b51d8
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 0x1400b5095
lea rax, [rsi + 1]
mov byte [rsi], 0xff
mov qword [rbx], rax
cmp rax, rbx
jae 0x1400b5095
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x1400b5095
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 0x1400b50cc
mov byte [r9], r15b
inc qword [rbx]
mov r9, qword [rbx]
mov r15, qword [rsp + 0x58]
cmp r9, rbx
jae 0x1400b5122
movzx eax, byte [rsp + 0x49]
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400b5122
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400b5122
shr cx, 8
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400b5122
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400b5122
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.1400b4ae0
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 0x1400b5184
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.140091260
lea rdx, [rdi + 0x1cbb]
mov r8d, 4
mov rcx, r14
call fcn.1400b4eb0
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 0x1400b51d0
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.140091260
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
Function at 0x1400b6940
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbx
push rdi
push r14
sub rsp, 0xd0
mov rax, qword [0x1400ff0c0]
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 0x1400b69d5
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 0x1400b6a36
lea rdx, str.Received_too_short_packet
mov rcx, rdi
call fcn.140091260
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.1400ca440
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 0x1400b6af1
sub ecx, 1
je 0x1400b6b64
sub ecx, 1
je 0x1400b6aa0
cmp ecx, 1
je 0x1400b6a83
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rdi
lea rdx, [0x1400e27c4]
call fcn.140091260
jmp 0x1400b6b64
add r8d, 0xfffffffe
add rdx, 2
mov rcx, rbx
call fcn.1400b6670
test eax, eax
je 0x1400b6b64
jmp 0x1400b6a0a
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 0x1400b6b64
sub rax, rsi
cmp rax, rbp
jae 0x1400b6b64
mov r8, rsi
lea rdx, str.TFTP_error:__s_n
mov rcx, rdi
call fcn.1400913e0
jmp 0x1400b6b64
cmp r8d, 4
jle 0x1400b6b64
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 0x1400b6b64
lea eax, [r8 - 4]
mov rcx, r14
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.140091180
mov esi, eax
test eax, eax
je 0x1400b6b43
mov edx, 5
mov rcx, rbx
call fcn.1400b7630
mov eax, esi
jmp 0x1400b6a0a
mov eax, dword [rbx + 0x154]
mov rcx, rdi
sub eax, 4
cdqe
add qword [rdi + 0xf8], rax
mov rdx, qword [rdi + 0xf8]
call fcn.14009fa60
mov rcx, r14
call fcn.14009fd40
test eax, eax
je 0x1400b6a08
mov edx, 5
mov rcx, rbx
call fcn.1400b7630
mov eax, Ordinal_45
jmp 0x1400b6a0a
Function at 0x1400c9900
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 0x1400c9942
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 0x1400c9989
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 0x1400c99e2
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 0x1400c99a0
mov eax, dword [rbx + 0x1c]
cmp rsi, rax
jae 0x1400c9a23
nop word [rax + rax]
mov rcx, qword [rdi + 8]
lea rdx, [0x1400dc352]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov rcx, qword [rdi + 0x10]
lea rdx, [0x1400dc353]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov eax, dword [rbx + 0x1c]
inc rsi
cmp rsi, rax
jb 0x1400c99f0
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 0x1400ca95c
Capabilities:
Parse pe header

Disassembly:
sub rsp, 0x28
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test rax, rax
je 0x1400ca9a6
mov ecx, 0x5a4d
cmp word [rax], cx
jne 0x1400ca9a6
movsxd rcx, dword [rax + 0x3c]
add rcx, rax
cmp dword [rcx], 0x4550
jne 0x1400ca9a6
mov eax, 0x20b
cmp word [rcx + 0x18], ax
jne 0x1400ca9a6
cmp dword [rcx + 0x84], 0xe
jbe 0x1400ca9a6
cmp dword [rcx + 0xf8], 0
setne al
jmp 0x1400ca9a8
xor al, al
add rsp, 0x28
ret