joyce8/EMBER2024-capa huggingface dataset:
Function at 0x14008b8f0
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 [0x14014f4f0]
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 0x14008b945
jmp 0x14008baf4
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 0x14008bacb
lea r8d, [rbx + 0x10]
mov rcx, rdi
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x14008bacb
lea r8, [rsp + 0x34]
mov rcx, rdi
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x14008bacb
lea edx, [rbx + 1]
mov rcx, rdi
call qword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x14008bacb
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 0x14008bacb
lea r8d, [rbx + 0x10]
mov rcx, rax
lea rdx, [rsp + 0x38]
call qword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x14008bacb
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 0x14008bacb
mov r9, rsi
lea r8, [0x1400c926c]
lea edx, [rbx + 0xc]
lea rcx, [rsp + 0x48]
call fcn.14007fbc0
lea rax, [rsp + 0x48]
mov rbx, 0xffffffffffffffff
inc rbx
cmp byte [rax + rbx], 0
jne 0x14008ba65
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 0x14008bacb
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 0x14008bacb
mov r8, rbx
lea rdx, [rsp + 0x54]
lea rcx, [rsp + 0x48]
call sub.VCRUNTIME140.dll_memcmp
test eax, eax
jne 0x14008bacb
mov rcx, rdi
call qword [sym.imp.WS2_32.dll_closesocket]
xor eax, eax
jmp 0x14008baec
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.1400bf840
lea r11, [rsp + 0x70]
mov rbp, qword [r11 + 0x18]
mov rsi, qword [r11 + 0x20]
mov rsp, r11
pop rdi
ret
Function at 0x14008f690
Capabilities:
Resolve dns

Disassembly:
push rbp
push r12
push r13
push r15
sub rsp, 0x28
mov r13, r9
xor ebp, ebp
mov qword [r9], rbp
xor r15d, r15d
lea r9, [rsp + 0x68]
call qword [sym.imp.WS2_32.dll_getaddrinfo]
mov r12d, eax
test eax, eax
jne 0x14008f82e
mov qword [rsp + 0x50], rbx
mov qword [rsp + 0x60], rdi
mov rdi, qword [rsp + 0x68]
test rdi, rdi
je 0x14008f80e
mov qword [rsp + 0x58], rsi
mov qword [rsp + 0x20], r14
nop
mov rax, qword [rdi + 0x18]
test rax, rax
je 0x14008f6fe
mov rbx, 0xffffffffffffffff
inc rbx
cmp byte [rax + rbx], 0
jne 0x14008f6f0
inc rbx
jmp 0x14008f700
xor ebx, ebx
mov eax, dword [rdi + 4]
cmp eax, 2
jne 0x14008f70e
lea r14d, [rax + 0xe]
jmp 0x14008f71b
cmp eax, 0x17
jne 0x14008f7b4
lea r14d, [rax + 5]
cmp qword [rdi + 0x20], 0
je 0x14008f7b4
mov rax, qword [rdi + 0x10]
test rax, rax
je 0x14008f7b4
cmp rax, r14
jb 0x14008f7b4
lea rcx, [rbx + 0x30]
add rcx, r14
call qword [str.N_n_f_]
mov rsi, rax
test rax, rax
je 0x14008f7c3
mov ecx, dword [rdi]
mov r8, r14
mov dword [rax], ecx
mov ecx, dword [rdi + 4]
mov dword [rax + 4], ecx
mov ecx, dword [rdi + 8]
mov dword [rax + 8], ecx
mov ecx, dword [rdi + 0xc]
mov dword [rax + 0xc], ecx
lea rcx, [rsi + 0x30]
mov dword [rax + 0x10], r14d
xor eax, eax
mov qword [rsi + 0x18], rax
mov qword [rsi + 0x28], rax
mov qword [rsi + 0x20], rcx
mov rdx, qword [rdi + 0x20]
call sub.VCRUNTIME140.dll_memcpy
test rbx, rbx
je 0x14008f7a1
mov rcx, qword [rsi + 0x20]
mov r8, rbx
add rcx, r14
mov qword [rsi + 0x18], rcx
mov rdx, qword [rdi + 0x18]
call sub.VCRUNTIME140.dll_memcpy
test rbp, rbp
cmove rbp, rsi
test r15, r15
je 0x14008f7b1
mov qword [r15 + 0x28], rsi
mov r15, rsi
mov rdi, qword [rdi + 0x28]
test rdi, rdi
jne 0x14008f6e0
jmp 0x14008f7c9
mov r12d, 8
mov rcx, qword [rsp + 0x68]
mov r14, qword [rsp + 0x20]
mov rsi, qword [rsp + 0x58]
test rcx, rcx
je 0x14008f7e3
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r12d, r12d
je 0x14008f809
test rbp, rbp
je 0x14008f805
nop dword [rax]
mov rbx, qword [rbp + 0x28]
mov rcx, rbp
call qword [str.B_n_f_]
mov rbp, rbx
test rbx, rbx
jne 0x14008f7f0
xor ebp, ebp
jmp 0x14008f81d
test rbp, rbp
jne 0x14008f81d
mov r12d, 0x2af9
mov ecx, r12d
call qword [sym.imp.WS2_32.dll_WSASetLastError]
mov rdi, qword [rsp + 0x60]
mov eax, r12d
mov rbx, qword [rsp + 0x50]
mov qword [r13], rbp
add rsp, 0x28
pop r15
pop r13
pop r12
pop rbp
ret
Function at 0x140093000
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.r_n_f_]
mov rdi, rax
test rax, rax
je 0x14009307d
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 0x1400930a8
cmp ebx, esi
je 0x1400930a8
cmp ebx, 0x8000
ja 0x1400930a8
cmp ebx, esi
jb 0x1400930a3
mov edx, ebx
mov rcx, rdi
call qword [str.r_n_f_]
mov rdi, rax
test rax, rax
jne 0x140093040
mov rcx, rbp
call qword [str.B_n_f_]
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 0x140093088
mov rcx, rdi
jmp 0x140093080

Function at 0x140099770
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 [0x14014f4f0]
xor rax, rsp
mov qword [rsp + 0xb0], rax
mov rsi, qword [rcx + 0x18]
lea r8, [rsp + 0x20]
mov rdi, rcx
lea rdx, [rsp + 0x30]
mov rbx, 0xffffffffffffffff
mov rbp, qword [rsi + 0x1f8]
mov rcx, rbp
mov dword [rsp + 0x20], 0x80
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x1400997eb
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 r8, rbp
mov rdx, rsi
mov rcx, rdi
call fcn.14007c230
mov rcx, rdi
cmp rbx, 0xffffffffffffffff
jne 0x140099813
lea rdx, str.Error_accept__ing_server_connect
call fcn.14007b810
lea eax, [rbx + 0x1f]
jmp 0x14009988f
lea rdx, str.Connection_accepted_from_server_n
call fcn.14007b970
mov edx, 1
mov byte [rsi + 0x3b2], 0
mov rcx, rbx
mov qword [rsi + 0x1f8], rbx
call fcn.14008bb20
mov byte [rsi + 0x3c5], 1
cmp qword [rdi + 0x298], 0
je 0x14009988d
mov dl, 1
mov rcx, rdi
call fcn.14006bb50
mov rcx, qword [rdi + 0x2a0]
mov r8d, 1
mov rdx, rbx
call qword [rdi + 0x298]
xor edx, edx
mov rcx, rdi
mov ebx, eax
call fcn.14006bb50
test ebx, ebx
je 0x14009988d
mov rdx, rsi
mov rcx, rdi
call fcn.140099d90
mov eax, Ordinal_45
jmp 0x14009988f
xor eax, eax
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.1400bf840
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 0x14009b320
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push rbx
sub rsp, 0x20
mov rax, qword [rcx + 0x1b8]
mov rbx, rcx
mov rdx, qword [rcx + 0x18]
cmp dword [rax + 0x10], 0
je 0x14009b356
mov dword [rdx + 0x7a8], 0xd
mov r8d, reloc.WS2_32.dll_listen
mov dl, 1
add rsp, 0x20
pop rbx
jmp fcn.14009b440
cmp byte [rcx + 0xade], 0
je 0x14009b36b
xor edx, edx
add rsp, 0x20
pop rbx
jmp fcn.14009beb0
cmp byte [rcx + 0xae1], 0
je 0x14009b3ec
mov r9, qword [rdx + 0x768]
test r9, r9
jne 0x14009b3ae
mov r9, qword [rcx + 0x798]
test r9, r9
jne 0x14009b3a5
cmp byte [rbx + 0xadd], 0
lea rcx, str.NLST
lea r9, str.LIST
cmovne r9, rcx
lea r8, str.PRET__s
jmp 0x14009b3c5
cmp byte [rcx + 0xaed], 0
lea r8, str.PRET_STOR__s
jne 0x14009b3c5
lea r8, str.PRET_RETR__s
add rdx, 0x6d8
mov rcx, rbx
call fcn.1400b32d0
test eax, eax
jne 0x14009b3f6
mov rcx, qword [rbx + 0x18]
mov dword [rcx + 0x7a8], 0x1d
add rsp, 0x20
pop rbx
ret
add rsp, 0x20
pop rbx
jmp fcn.14009be00
add rsp, 0x20
pop rbx
ret

Function at 0x14009b710
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push rbx
sub rsp, 0x20
mov rax, qword [rcx + 0x1b8]
add rdx, 0x6d8
mov rbx, rcx
cmp dword [rax + 0x10], 0
je 0x14009b75e
cmp qword [rdx + 0x90], 0
je 0x14009b75e
xor r9d, r9d
lea r8, str.REST__d
call fcn.1400b32d0
test eax, eax
jne 0x14009b768
mov rcx, qword [rbx + 0x18]
mov dword [rcx + 0x7a8], 0x1a
add rsp, 0x20
pop rbx
ret
add rsp, 0x20
pop rbx
jmp fcn.14009b320
add rsp, 0x20
pop rbx
ret
Function at 0x14009ba30
Capabilities:
Check http status code

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rbp
mov qword [rsp + 0x20], rsi
push rdi
sub rsp, 0x30
mov rbp, qword [rcx + 0x18]
lea eax, [rdx - 0xc8]
xor edi, edi
mov esi, r8d
mov rbx, rcx
cmp eax, 0x64
jb 0x14009ba6f
lea rdx, str.Couldnt_set_desired_mode
call fcn.14007b810
lea eax, [rdi + 0x11]
jmp 0x14009bbdb
cmp edx, 0xc8
je 0x14009ba86
mov r8d, edx
lea rdx, str.Got_a__03d_response_code_instead_of_the_assumed_200_n
call fcn.14007b970
cmp esi, 0x13
jne 0x14009ba9b
mov rdx, rbp
mov rcx, rbx
call fcn.14009b930
jmp 0x14009bbd7
cmp esi, 0x14
jne 0x14009bbb9
cmp dword [rbx + 0x730], 2
mov rbp, qword [rbx + 0x18]
jne 0x14009bb1e
mov rax, qword [rbx + 0x1b8]
mov rdx, qword [rax]
test rdx, rdx
je 0x14009bb1e
mov dword [rsp + 0x28], 3
lea r9, [rsp + 0x40]
xor r8d, r8d
mov qword [rsp + 0x20], rdi
mov rcx, rbx
mov qword [rsp + 0x40], rdi
call fcn.140093140
test eax, eax
jne 0x14009bbd7
mov rcx, qword [rsp + 0x40]
lea edx, [rsi + 0x1b]
call sub.VCRUNTIME140.dll_strrchr
test rax, rax
je 0x14009bb13
mov rdi, qword [rsp + 0x40]
mov ecx, 1
sub rax, rdi
cmovne rcx, rax
mov byte [rcx + rdi], 0
jmp 0x14009bb1e
mov rcx, qword [rsp + 0x40]
call qword [str.B_n_f_]
mov rdx, qword [rbx + 0x798]
test rdx, rdx
jne 0x14009bb43
cmp byte [rbx + 0xadd], 0
lea rax, str.NLST
lea rdx, str.LIST
cmovne rdx, rax
lea r8, [0x1400d2b48]
test rdi, rdi
mov r9, r8
lea rax, reloc.WLDAP32.dll_Ordinal_32
cmovne r9, rdi
lea rcx, [0x1400c6f40]
cmovne r8, rax
call fcn.14007fae0
mov rcx, rdi
mov rsi, rax
call qword [str.B_n_f_]
test rsi, rsi
jne 0x14009bb81
lea edi, [rsi + 0x1b]
jmp 0x14009bbd9
lea rdx, [rbp + 0x6d8]
mov r9, rsi
lea r8, [0x1401361f4]
mov rcx, rbx
call fcn.1400b32d0
mov rcx, rsi
mov edi, eax
call qword [str.B_n_f_]
test edi, edi
jne 0x14009bbd9
mov rcx, qword [rbx + 0x18]
mov dword [rcx + 0x7a8], 0x1f
jmp 0x14009bbd9
cmp esi, 0x15
jne 0x14009bbc4
lea r8d, [rsi - 8]
jmp 0x14009bbcd
cmp esi, 0x16
jne 0x14009bbd9
lea r8d, [rsi - 8]
mov dl, 1
mov rcx, rbx
call fcn.14009b440
mov edi, eax
mov eax, edi
mov rbx, qword [rsp + 0x48]
mov rbp, qword [rsp + 0x50]
mov rsi, qword [rsp + 0x58]
add rsp, 0x30
pop rdi
ret
Function at 0x1400a1f10
Capabilities:
Write file on windows

Disassembly:
sub rsp, 0x38
cmp byte [rcx + 0xaee], 0
movsxd r10, r9d
je 0x1400a2034
cmp r8d, 0xff
jne 0x1400a1f71
lea eax, [r10 - 0xec]
cmp eax, 0x13
ja 0x1400a1f5b
lea r8, [0x140000000]
mov r9, qword [r8 + r10*8 + 0xcd620]
mov r8, rdx
lea rdx, str._s_IAC__s_n
add rsp, 0x38
jmp fcn.14007b970
mov r8, rdx
mov r9d, r10d
lea rdx, str._s_IAC__d_n
add rsp, 0x38
jmp fcn.14007b970
cmp r8d, 0xfb
jne 0x1400a1f83
lea r9, str.WILL
jmp 0x1400a1fc1
cmp r8d, 0xfc
jne 0x1400a1f95
lea r9, str.WONT
jmp 0x1400a1fc1
cmp r8d, 0xfd
jne 0x1400a1fa7
lea r9, [0x1400ce044]
jmp 0x1400a1fc1
xor r9d, r9d
lea rax, str.DONT
cmp r8d, 0xfe
cmove r9, rax
test r9, r9
je 0x1400a201d
cmp r10d, 0x27
jg 0x1400a1ff4
lea r8, [0x140000000]
mov r8, qword [r8 + r10*8 + 0xcdc40]
test r8, r8
jne 0x1400a2004
mov r8, rdx
mov dword [rsp + 0x20], r10d
lea rdx, str._s__s__d_n
call fcn.14007b970
add rsp, 0x38
ret
cmp r10d, 0xff
jne 0x1400a1fdb
lea r8, str.EXOPL
mov qword [rsp + 0x20], r8
mov r8, rdx
lea rdx, str._s__s__s_n
call fcn.14007b970
add rsp, 0x38
ret
mov r9d, r8d
mov dword [rsp + 0x20], r10d
mov r8, rdx
lea rdx, str._s__d__d_n
call fcn.14007b970
add rsp, 0x38
ret

Function at 0x1400a2380
Capabilities:
Send data
Send data on socket

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x18], rsi
push rdi
sub rsp, 0x20
mov rbx, rcx
mov byte [rsp + 0x38], 0xff
mov rcx, qword [rcx + 0x18]
mov edi, r8d
mov esi, edx
mov byte [rsp + 0x3a], dil
xor r9d, r9d
mov byte [rsp + 0x39], sil
lea rdx, [rsp + 0x38]
mov rcx, qword [rcx + 0x1f0]
lea r8d, [r9 + 3]
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1400a23df
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbx
mov r8d, eax
call fcn.14007b810
mov r9d, edi
lea rdx, str.SENT
mov r8d, esi
mov rcx, rbx
call fcn.1400a1f10
mov rbx, qword [rsp + 0x30]
mov rsi, qword [rsp + 0x40]
add rsp, 0x20
pop rdi
ret
Function at 0x1400a2580
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x1400a2729
push rsi
push rdi
push r15
sub rsp, 0x20
mov rdi, qword [rcx + 0x1b8]
mov rsi, rcx
mov r15, qword [rcx + 0x18]
mov qword [rsp + 0x40], rbx
mov qword [rsp + 0x50], rbp
lea rbx, [rdi + 0x1eb8]
mov qword [rsp + 0x58], r14
lea r14, [rdi + 0x1cb8]
mov qword [rbx], r14
cmp r14, rbx
jae 0x1400a25e7
lea rax, [r14 + 1]
mov byte [r14], 0xff
mov qword [rbx], rax
cmp rax, rbx
jae 0x1400a25e7
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x1400a25e7
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 ebp, 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 0x1400a261d
mov byte [r9], bpl
inc qword [rbx]
mov r9, qword [rbx]
mov rbp, qword [rsp + 0x50]
cmp r9, rbx
jae 0x1400a2673
movzx eax, byte [rsp + 0x49]
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400a2673
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400a2673
shr cx, 8
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400a2673
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400a2673
mov byte [r9], 0xf0
mov r9, qword [rbx]
inc r9
mov qword [rdi + 0x1ec0], r9
lea r8, [rdi + 0x1cba]
sub r9, r14
mov qword [rbx], r14
sub r9, 2
mov edx, 0x3e
mov rcx, rsi
call fcn.1400a2040
mov rcx, qword [r15 + 0x1f0]
xor r9d, r9d
mov rdx, r14
lea r8d, [r9 + 3]
call qword [sym.imp.WS2_32.dll_send]
mov r14, qword [rsp + 0x58]
mov rbx, qword [rsp + 0x40]
test eax, eax
jns 0x1400a26d5
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rsi
mov r8d, eax
call fcn.14007b810
lea rdx, [rdi + 0x1cbb]
mov r8d, 4
mov rcx, rsi
call fcn.1400a2410
mov rcx, qword [r15 + 0x1f0]
lea rdx, [rdi + 0x1cbf]
xor r9d, r9d
lea r8d, [r9 + 2]
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1400a2721
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rsi
mov r8d, eax
call fcn.14007b810
add rsp, 0x20
pop r15
pop rdi
pop rsi
ret
Function at 0x1400a3e50
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov qword [rsp + 0x20], rsi
push rdi
sub rsp, 0xd0
mov rax, qword [0x14014f4f0]
xor rax, rsp
mov qword [rsp + 0xc0], rax
mov rax, qword [rcx + 0x18]
mov rsi, rcx
xor r9d, r9d
mov rdi, qword [rax + 0x6d8]
lea rax, [rsp + 0x30]
mov dword [rsp + 0x30], 0x80
mov qword [rsp + 0x28], rax
lea rax, [rsp + 0x40]
mov qword [rsp + 0x20], rax
mov r8d, dword [rdi + 0x154]
mov rdx, qword [rdi + 0x160]
add r8d, 4
mov rcx, qword [rdi + 0x18]
call qword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [rdi + 0x148], 0
mov dword [rdi + 0x14c], eax
jne 0x1400a3ee7
movsxd r8, dword [rsp + 0x30]
lea rcx, [rdi + 0xc8]
lea rdx, [rsp + 0x40]
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [rsp + 0x30]
mov dword [rdi + 0x148], eax
mov r8d, dword [rdi + 0x14c]
mov qword [rsp + 0xe8], rbx
mov qword [rsp + 0xf0], rbp
cmp r8d, 4
jge 0x1400a3f4d
lea rdx, str.Received_too_short_packet
mov rcx, rsi
call fcn.14007b810
mov dword [rdi + 0xc], 7
xor eax, eax
mov rbp, qword [rsp + 0xf0]
mov rbx, qword [rsp + 0xe8]
mov rcx, qword [rsp + 0xc0]
xor rcx, rsp
call fcn.1400bf840
mov rsi, qword [rsp + 0xf8]
add rsp, 0xd0
pop rdi
ret
mov rdx, qword [rdi + 0x160]
movzx eax, byte [rdx]
movzx ecx, byte [rdx + 1]
shl eax, 8
or ecx, eax
mov dword [rdi + 0xc], ecx
dec ecx
cmp ecx, 5
ja case.0x1400a3f83.1
movsxd rax, ecx
lea r9, [0x140000000]
mov ecx, dword [r9 + rax*4 + 0xa409c]
add rcx, r9
jmp rcx
cmp r8d, 4
jle case.0x1400a3f83.4
movzx eax, byte [rdx + 3]
movzx ecx, byte [rdx + 2]
shl ecx, 8
or ecx, eax
movzx eax, word [rdi + 0x15c]
inc eax
movzx eax, ax
cmp eax, ecx
jne case.0x1400a3f83.4
lea eax, [r8 - 4]
mov rcx, rsi
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.14007b720
mov ebx, eax
test eax, eax
je 0x1400a3fe2
mov edx, 5
mov rcx, rdi
call fcn.1400a4b40
mov eax, ebx
jmp 0x1400a3f1c
mov eax, dword [rdi + 0x14c]
mov rcx, rsi
sub eax, 4
cdqe
add qword [rsi + 0x100], rax
mov rdx, qword [rsi + 0x100]
call fcn.14008bd90
jmp case.0x1400a3f83.4
movzx ecx, byte [rdx + 2]
lea eax, [r8 - 4]
movsxd rbx, eax
lea rbp, [rdx + 4]
movzx eax, byte [rdx + 3]
mov rdx, rbx
shl ecx, 8
or ecx, eax
mov dword [rdi + 8], ecx
mov rcx, rbp
call fcn.1400a4bc0
cmp rax, rbx
jae case.0x1400a3f83.4
mov r8, rbp
lea rdx, str.TFTP_error:__s_n
mov rcx, rsi
call fcn.14007b970
jmp case.0x1400a3f83.4
add r8d, 0xfffffffe
add rdx, 2
mov rcx, rdi
call fcn.1400a3b80
test eax, eax
je case.0x1400a3f83.4
jmp 0x1400a3f1c
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rsi
lea rdx, [0x1401361f4]
call fcn.14007b810
mov rcx, rsi
call fcn.14008c0a0
test eax, eax
je 0x1400a3f1a
mov edx, 5
mov rcx, rdi
call fcn.1400a4b40
mov eax, Ordinal_45
jmp 0x1400a3f1c
Function at 0x1400b6070
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 [str.N_n_f_]
mov rdi, rax
test rax, rax
jne 0x1400b60b2
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 0x1400b60f9
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 0x1400b6152
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 0x1400b6110
mov eax, dword [rbx + 0x1c]
cmp rsi, rax
jae 0x1400b6193
nop word [rax + rax]
mov rcx, qword [rdi + 8]
lea rdx, [0x1400d121c]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov rcx, qword [rdi + 0x10]
lea rdx, [0x1400d121d]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov eax, dword [rbx + 0x1c]
inc rsi
cmp rsi, rax
jb 0x1400b6160
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 0x1400b8320
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
push rbx
sub rsp, 0x50
movaps xmmword [rsp + 0x40], xmm6
mov eax, gethostname
movaps xmmword [rsp + 0x30], xmm7
xorps xmm6, xmm6
movaps xmmword [rsp + 0x20], xmm8
mov rbx, rcx
movsd xmm8, qword [0x1400d1730]
cvtsi2sd xmm6, rax
test rax, rax
jns 0x1400b8359
addsd xmm6, xmm8
movaps xmm0, xmm8
call qword [sym.imp.api_ms_win_crt_math_l1_1_0.dll_log2]
divsd xmm6, xmm0
movaps xmm0, xmm6
call sub.api_ms_win_crt_math_l1_1_0.dll_ceil
movsd xmm6, qword [0x1400d1728]
mov ecx, 1
cvttsd2si eax, xmm0
xorps xmm7, xmm7
cmp eax, ecx
cmovl eax, ecx
test eax, eax
jle 0x1400b8493
mov qword [rsp + 0x60], rbp
movabs rbp, 0x38eb3ffff6d3
mov qword [rsp + 0x68], rsi
movabs rsi, 0xb5026f5aa96619e9
mov qword [rsp + 0x70], rdi
mov edi, eax
mov eax, dword [rbx]
cmp eax, 0x138
jne 0x1400b840c
lea r8, [rbx + 0x10]
mov r9d, eax
nop word [rax + rax]
mov edx, dword [r8 - 8]
xor edx, dword [r8]
lea r8, [r8 + 8]
btr edx, 0x1f
xor rdx, qword [r8 - 0x10]
movzx eax, dl
and al, 1
neg al
sbb rcx, rcx
shr rdx, 1
and rcx, rsi
xor rcx, qword [r8 + 0x4d0]
xor rcx, rdx
mov qword [r8 + 0x9b0], rcx
sub r9, 1
jne 0x1400b83d0
jmp 0x1400b841b
cmp eax, 0x270
jb 0x1400b841b
mov rcx, rbx
call fcn.1400b9700
mov eax, dword [rbx]
xorps xmm1, xmm1
mov rcx, qword [rbx + rax*8 + 8]
inc eax
mov dword [rbx], eax
mov rax, rcx
shr rax, 0x1d
and rax, qword [rbx + 0x1388]
xor rcx, rax
mov rax, rcx
and rax, rbp
shl rax, 0x11
xor rcx, rax
mov rax, rcx
and rax, 0xffffffffffffbf77
shl rax, 0x25
xor rcx, rax
mov rax, rcx
shr rax, 0x2b
xor rax, rcx
cvtsi2sd xmm1, rax
jns 0x1400b846d
addsd xmm1, xmm8
mulsd xmm1, xmm6
mulsd xmm6, xmm8
addsd xmm7, xmm1
sub rdi, 1
jne 0x1400b83b5
mov rdi, qword [rsp + 0x70]
mov rsi, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x60]
movaps xmm8, xmmword [rsp + 0x20]
divsd xmm7, xmm6
movaps xmm6, xmmword [rsp + 0x40]
movaps xmm0, xmm7
movaps xmm7, xmmword [rsp + 0x30]
add rsp, 0x50
pop rbx
ret

Function at 0x1400b9700
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
mov qword [rsp + 8], rbx
mov r10, rcx
lea r9, [rcx + 0x9c8]
movabs rbx, 0xb5026f5aa96619e9
mov r11d, 0x9c
nop
mov edx, dword [r9]
xor edx, dword [r9 + 8]
lea r9, [r9 + 8]
btr edx, 0x1f
xor rdx, qword [r9 - 8]
movzx eax, dl
and al, 1
neg al
sbb rcx, rcx
shr rdx, 1
and rcx, rbx
xor rcx, qword [r9 + 0x4d8]
xor rcx, rdx
mov qword [r9 - 0x9c8], rcx
sub r11, 1
jne 0x1400b9720
lea r9, [r10 + 0xea8]
mov r11d, 0x9b
nop word [rax + rax]
mov edx, dword [r9]
xor edx, dword [r9 + 8]
lea r9, [r9 + 8]
btr edx, 0x1f
xor rdx, qword [r9 - 8]
movzx eax, dl
and al, 1
neg al
sbb rcx, rcx
shr rdx, 1
and rcx, rbx
xor rcx, qword [r9 - 0xea8]
xor rcx, rdx
mov qword [r9 - 0x9c8], rcx
sub r11, 1
jne 0x1400b9770
mov edx, dword [r10 + 0x1380]
xor edx, dword [r10 + 8]
btr edx, 0x1f
xor rdx, qword [r10 + 0x1380]
movzx eax, dl
and al, 1
neg al
sbb rcx, rcx
shr rdx, 1
and rcx, rbx
mov rbx, qword [rsp + 8]
xor rcx, qword [r10 + 0x4e0]
xor rcx, rdx
mov qword [r10 + 0x9c0], rcx
mov dword [r10], r11d
ret