joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1400ad550
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 0x1400ad714
mov qword [rsp + 0x58], rsi
mov rsi, qword [rsp + 0x68]
mov qword [rsp + 0x60], rdi
test rsi, rsi
je 0x1400ad6f4
mov qword [rsp + 0x50], rbp
mov eax, dword [rsi + 4]
cmp eax, 2
jne 0x1400ad5ad
lea ebp, [rax + 0xe]
jmp 0x1400ad5b9
cmp eax, 0x17
jne 0x1400ad661
lea ebp, [rax + 5]
cmp qword [rsi + 0x20], r13
je 0x1400ad661
mov rax, qword [rsi + 0x10]
test rax, rax
je 0x1400ad661
cmp rax, rbp
jb 0x1400ad661
mov ecx, Ordinal_50
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rdi, rax
test rax, rax
je 0x1400ad69c
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 0x1400ad68b
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 0x1400ad64e
call qword [case.0x140090569.0]
mov qword [rdi + 0x18], rax
test rax, rax
je 0x1400ad670
test rbx, rbx
cmove rbx, rdi
test r15, r15
je 0x1400ad65e
mov qword [r15 + 0x28], rdi
mov r15, rdi
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x1400ad5a0
jmp 0x1400ad6a2
mov rcx, qword [rdi + 0x20]
mov r14d, 8
call qword [fcn.1400d5410]
mov rcx, rdi
call qword [fcn.1400d5410]
jmp 0x1400ad6a2
mov rcx, rdi
mov r14d, 8
call qword [fcn.1400d5410]
jmp 0x1400ad6a2
mov r14d, 8
mov rcx, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x50]
test rcx, rcx
je 0x1400ad6b7
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r14d, r14d
je 0x1400ad6ef
test rbx, rbx
je 0x1400ad6ea
mov rcx, qword [rbx + 0x20]
call qword [fcn.1400d5410]
mov rcx, qword [rbx + 0x18]
call qword [fcn.1400d5410]
mov rdi, qword [rbx + 0x28]
mov rcx, rbx
call qword [fcn.1400d5410]
mov rbx, rdi
test rdi, rdi
jne 0x1400ad6c1
mov rbx, r13
jmp 0x1400ad703
test rbx, rbx
jne 0x1400ad703
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 0x1400adbd0
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 0x1400b0dc0
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..T_r_]
mov rdi, rax
test rax, rax
je 0x1400b0e3d
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 0x1400b0e68
cmp ebx, esi
je 0x1400b0e68
cmp ebx, 0x8000
ja 0x1400b0e68
cmp ebx, esi
jb 0x1400b0e63
mov edx, ebx
mov rcx, rdi
call qword [str..T_r_]
mov rdi, rax
test rax, rax
jne 0x1400b0e00
mov rcx, rbp
call qword [fcn.1400d5410]
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 0x1400b0e48
mov rcx, rdi
jmp 0x1400b0e40

Function at 0x1400b7410
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 [0x140129080]
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 0x1400b748a
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.14009bfe0
mov rcx, rsi
cmp rbx, 0xffffffffffffffff
jne 0x1400b74af
lea rdx, str.Error_accept__ing_server_connect
call fcn.14009b380
lea eax, [rbx + 0x1f]
jmp 0x1400b7528
lea rdx, str.Connection_accepted_from_server_n
call fcn.14009b500
mov edx, 1
mov byte [rdi + 0x660], 0
mov rcx, rbx
mov qword [rdi + 0x4c8], rbx
call fcn.1400a9b10
mov byte [rdi + 0xb2c], 1
cmp qword [rsi + 0x728], 0
je 0x1400b7526
mov dl, 1
mov rcx, rsi
call fcn.14008bd10
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.14008bd10
test ebx, ebx
je 0x1400b7526
mov rcx, rdi
call fcn.1400b7a40
mov eax, Ordinal_45
jmp 0x1400b7528
xor eax, eax
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.1400d4090
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 0x1400b8520
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 0x1400b8545
cmp dword [rax + 0x9f8], 0
je 0x1400b8571
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x1400b8571
lea rdx, str.MDTM__s
call fcn.1400cf570
test eax, eax
jne 0x1400b857e
mov dword [rbx + 0xab8], 0x12
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b93b0
add rsp, 0x20
pop rbx
ret
Function at 0x1400b8d30
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 0x1400b8d68
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.1400b8e80
cmp byte [rcx + 0xf0e], 0
je 0x1400b8d80
xor edx, edx
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b9870
cmp byte [rcx + 0xf11], 0
je 0x1400b8e21
mov r8, qword [rbx + 0xa88]
test r8, r8
jne 0x1400b8ddb
mov r8, qword [rcx + 0xc08]
test r8, r8
jne 0x1400b8dbe
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.1400cf570
test eax, eax
je 0x1400b8e11
add rsp, 0x20
pop rbx
ret
cmp byte [rcx + 0xf1d], 0
lea rcx, [rbx + 0xa00]
je 0x1400b8e01
lea rdx, str.PRET_STOR__s
call fcn.1400cf570
test eax, eax
je 0x1400b8e11
add rsp, 0x20
pop rbx
ret
lea rdx, str.PRET_RETR__s
call fcn.1400cf570
test eax, eax
jne 0x1400b8e2e
mov dword [rbx + 0xab8], 0x1d
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b97e0
add rsp, 0x20
pop rbx
ret

Function at 0x1400b9170
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 0x1400b91bd
cmp qword [rcx + 0xa88], 0
je 0x1400b91bd
add rcx, 0xa00
lea rdx, str.REST__d
xor r8d, r8d
call fcn.1400cf570
test eax, eax
jne 0x1400b91c7
mov dword [rbx + 0xab8], 0x1a
add rsp, 0x20
pop rbx
ret
add rsp, 0x20
pop rbx
jmp fcn.1400b8d30
add rsp, 0x20
pop rbx
ret

Function at 0x1400b9350
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 0x1400b939c
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x1400b939c
lea rdx, str.SIZE__s
call fcn.1400cf570
test eax, eax
jne 0x1400b93a9
mov dword [rbx + 0xab8], 0x17
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.1400b9170
add rsp, 0x20
pop rbx
ret

Function at 0x1400b93b0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov r9, qword [rcx]
cmp byte [r9 + 0xf1c], 0
je 0x1400b9408
cmp qword [rcx + 0xa88], 0
je 0x1400b9408
cmp byte [r9 + 0xf0b], 0
mov eax, 0x41
mov edx, 0x49
cmovne edx, eax
movsx eax, byte [rcx + 0xaa8]
cmp eax, edx
je 0x1400b9408
mov rax, qword [r9 + 0x1e0]
mov r8d, reloc.WS2_32.dll_send
mov dword [rax + 0x10], 1
movzx edx, byte [r9 + 0xf0b]
jmp fcn.1400b7c50
jmp fcn.1400b9350
Function at 0x1400b9410
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 0x1400b9445
lea rdx, str.Couldnt_set_desired_mode
call fcn.14009b380
lea eax, [rbx + 0x11]
add rsp, 0x30
pop rdi
pop rsi
pop rbx
ret
cmp edx, 0xc8
je 0x1400b945c
mov r8d, edx
lea rdx, str.Got_a__03d_response_code_instead_of_the_assumed_200_n
call fcn.14009b500
mov qword [rsp + 0x58], rbp
mov qword [rsp + 0x60], r14
cmp esi, 0x13
jne 0x1400b9478
mov rcx, rdi
call fcn.1400b9350
jmp 0x1400b95af
cmp esi, 0x14
jne 0x1400b9591
mov rsi, qword [rdi]
mov rbp, rbx
cmp dword [rsi + 0xba0], 2
jne 0x1400b94f9
mov rax, qword [rsi + 0x1e0]
mov rdx, qword [rax]
test rdx, rdx
je 0x1400b94f9
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.1400b0f00
test eax, eax
jne 0x1400b95af
mov rcx, qword [rsp + 0x50]
lea edx, [rax + 0x2f]
call sub.VCRUNTIME140.dll_strrchr
test rax, rax
je 0x1400b94ee
mov rbp, qword [rsp + 0x50]
mov ecx, 1
sub rax, rbp
cmovne rcx, rax
mov byte [rcx + rbp], bl
jmp 0x1400b94f9
mov rcx, qword [rsp + 0x50]
call qword [fcn.1400d5410]
mov rdx, qword [rsi + 0xc08]
test rdx, rdx
jne 0x1400b951d
cmp byte [rsi + 0xf0d], bl
lea rax, str.NLST
lea rdx, str.LIST
cmovne rdx, rax
lea r8, [0x1400e8422]
test rbp, rbp
mov r9, r8
lea rax, [0x140112f1c]
cmovne r9, rbp
lea rcx, [0x1400de3b8]
cmovne r8, rax
call fcn.140089c40
mov rcx, rbp
mov r14, rax
call qword [fcn.1400d5410]
test r14, r14
jne 0x1400b955c
lea ebx, [r14 + 0x1b]
jmp 0x1400b95b1
lea rcx, [rdi + 0xa00]
mov r8, r14
lea rdx, [0x140112ccc]
call fcn.1400cf570
mov rcx, r14
mov esi, eax
call qword [fcn.1400d5410]
test esi, esi
je 0x1400b9585
mov ebx, esi
jmp 0x1400b95b1
mov dword [rdi + 0xab8], 0x1f
jmp 0x1400b95b1
cmp esi, 0x15
jne 0x1400b959c
lea r8d, [rsi - 8]
jmp 0x1400b95a5
cmp esi, 0x16
jne 0x1400b95b1
lea r8d, [rsi - 8]
mov dl, 1
mov rcx, rdi
call fcn.1400b8e80
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 0x1400beea0
Capabilities:
Write file on windows

Disassembly:
sub rsp, 0x38
cmp byte [rcx + 0xf1e], 0
movsxd r10, r9d
je 0x1400befc4
cmp r8d, 0xff
jne 0x1400bef01
lea eax, [r10 - 0xec]
cmp eax, 0x13
ja 0x1400beeeb
lea r8, [0x140000000]
mov r9, qword [r8 + r10*8 + 0xe4760]
mov r8, rdx
lea rdx, str._s_IAC__s_n
add rsp, 0x38
jmp fcn.14009b500
mov r8, rdx
mov r9d, r10d
lea rdx, str._s_IAC__d_n
add rsp, 0x38
jmp fcn.14009b500
cmp r8d, 0xfb
jne 0x1400bef13
lea r9, str.WILL
jmp 0x1400bef51
cmp r8d, 0xfc
jne 0x1400bef25
lea r9, str.WONT
jmp 0x1400bef51
cmp r8d, 0xfd
jne 0x1400bef37
lea r9, [0x1400e5184]
jmp 0x1400bef51
xor r9d, r9d
lea rax, str.DONT
cmp r8d, 0xfe
cmove r9, rax
test r9, r9
je 0x1400befad
cmp r10d, 0x27
jg 0x1400bef84
lea r8, [0x140000000]
mov r8, qword [r8 + r10*8 + 0xe4d80]
test r8, r8
jne 0x1400bef94
mov r8, rdx
mov dword [rsp + 0x20], r10d
lea rdx, str._s__s__d_n
call fcn.14009b500
add rsp, 0x38
ret
cmp r10d, 0xff
jne 0x1400bef6b
lea r8, str.EXOPL
mov qword [rsp + 0x20], r8
mov r8, rdx
lea rdx, str._s__s__s_n
call fcn.14009b500
add rsp, 0x38
ret
mov r9d, r8d
mov dword [rsp + 0x20], r10d
mov r8, rdx
lea rdx, str._s__d__d_n
call fcn.14009b500
add rsp, 0x38
ret

Function at 0x1400bf310
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 0x1400bf36f
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.14009b380
mov rcx, qword [rbx]
lea rdx, str.SENT
mov r9d, edi
mov r8d, esi
call fcn.1400beea0
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
ret
Function at 0x1400bf520
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x1400bf6c8
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 0x1400bf585
lea rax, [rsi + 1]
mov byte [rsi], 0xff
mov qword [rbx], rax
cmp rax, rbx
jae 0x1400bf585
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x1400bf585
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 0x1400bf5bc
mov byte [r9], r15b
inc qword [rbx]
mov r9, qword [rbx]
mov r15, qword [rsp + 0x58]
cmp r9, rbx
jae 0x1400bf612
movzx eax, byte [rsp + 0x49]
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400bf612
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400bf612
shr cx, 8
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400bf612
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400bf612
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.1400befd0
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 0x1400bf674
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.14009b380
lea rdx, [rdi + 0x1cbb]
mov r8d, 4
mov rcx, r14
call fcn.1400bf3a0
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 0x1400bf6c0
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.14009b380
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
Function at 0x1400c0e30
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbx
push rdi
push r14
sub rsp, 0xd0
mov rax, qword [0x140129080]
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 0x1400c0ec5
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 0x1400c0f26
lea rdx, str.Received_too_short_packet
mov rcx, rdi
call fcn.14009b380
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.1400d4090
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 0x1400c0fe1
sub ecx, 1
je 0x1400c1054
sub ecx, 1
je 0x1400c0f90
cmp ecx, 1
je 0x1400c0f73
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rdi
lea rdx, [0x140112ccc]
call fcn.14009b380
jmp 0x1400c1054
add r8d, 0xfffffffe
add rdx, 2
mov rcx, rbx
call fcn.1400c0b60
test eax, eax
je 0x1400c1054
jmp 0x1400c0efa
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 0x1400c1054
sub rax, rsi
cmp rax, rbp
jae 0x1400c1054
mov r8, rsi
lea rdx, str.TFTP_error:__s_n
mov rcx, rdi
call fcn.14009b500
jmp 0x1400c1054
cmp r8d, 4
jle 0x1400c1054
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 0x1400c1054
lea eax, [r8 - 4]
mov rcx, r14
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.14009b2a0
mov esi, eax
test eax, eax
je 0x1400c1033
mov edx, 5
mov rcx, rbx
call fcn.1400c1b20
mov eax, esi
jmp 0x1400c0efa
mov eax, dword [rbx + 0x154]
mov rcx, rdi
sub eax, 4
cdqe
add qword [rdi + 0xf8], rax
mov rdx, qword [rdi + 0xf8]
call fcn.1400a9d80
mov rcx, r14
call fcn.1400aa060
test eax, eax
je 0x1400c0ef8
mov edx, 5
mov rcx, rbx
call fcn.1400c1b20
mov eax, Ordinal_45
jmp 0x1400c0efa
Function at 0x1400d3df0
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 0x1400d3e32
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 0x1400d3e79
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 0x1400d3ed2
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 0x1400d3e90
mov eax, dword [rbx + 0x1c]
cmp rsi, rax
jae 0x1400d3f13
nop word [rax + rax]
mov rcx, qword [rdi + 8]
lea rdx, [0x1400e8342]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov rcx, qword [rdi + 0x10]
lea rdx, [0x1400e8343]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov eax, dword [rbx + 0x1c]
inc rsi
cmp rsi, rax
jb 0x1400d3ee0
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 0x1400d507c
Capabilities:
Parse pe header

Disassembly:
sub rsp, 0x28
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test rax, rax
je 0x1400d50c6
mov ecx, 0x5a4d
cmp word [rax], cx
jne 0x1400d50c6
movsxd rcx, dword [rax + 0x3c]
add rcx, rax
cmp dword [rcx], 0x4550
jne 0x1400d50c6
mov eax, 0x20b
cmp word [rcx + 0x18], ax
jne 0x1400d50c6
cmp dword [rcx + 0x84], 0xe
jbe 0x1400d50c6
cmp dword [rcx + 0xf8], 0
setne al
jmp 0x1400d50c8
xor al, al
add rsp, 0x28
ret
Function at 0x14024d740
Capabilities:
Encode data using xor

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, 0x110
mov rax, qword [0x14061f010]
xor rax, rsp
mov qword [rsp + 0x100], rax
mov rbx, 0xffffffffffffffff
lea r11, str.This_is_a_message.
mov rcx, rbx
inc rcx
cmp byte [r11 + rcx], 0
jne 0x14024d780
xor edi, edi
mov ebp, 1
mov r8d, edi
mov edx, edi
mov r9d, edi
mov r10d, ebp
lea r14d, [rdi + 4]
test ecx, ecx
jle 0x14024d7c1
movsxd rax, r9d
inc r8d
add r9d, r14d
xor r10d, ebp
movzx eax, byte [rax + r11]
mov byte [rsp + rdx + 0x20], al
inc rdx
cmp r9d, ecx
jl 0x14024d7a4
mov r9d, ebp
mov esi, 2
cmp ebp, ecx
jge 0x14024d7ed
nop dword [rax]
movsxd rax, r9d
inc r8d
movzx eax, byte [rax + r11]
mov byte [rsp + rdx + 0x20], al
lea eax, [rsi + r9]
inc rdx
mov r9d, eax
cmp eax, ecx
jl 0x14024d7d0
mov r9d, esi
mov r10d, ebp
cmp esi, ecx
jge 0x14024d81e
nop word [rax + rax]
movsxd rax, r9d
lea rdx, [rdx + 1]
inc r8d
add r9d, r14d
xor r10d, ebp
movzx eax, byte [rax + r11]
mov byte [rsp + rdx + 0x1f], al
cmp r9d, ecx
jl 0x14024d800
movsxd rax, r8d
lea rdx, [rsp + 0x20]
lea rcx, str.message
mov byte [rsp + rax + 0x20], dil
call fcn.14024d6e0
lea rax, [rsp + 0x20]
nop dword [rax]
inc rbx
cmp byte [rax + rbx], dil
jne 0x14024d840
mov rdx, rdi
mov r8d, edi
mov r9d, ebp
test ebx, ebx
jle 0x14024d87f
nop word [rax + rax]
movsxd rax, r8d
inc edi
add r8d, r14d
xor r9d, ebp
movzx ecx, byte [rsp + rax + 0x20]
mov byte [rsp + rdx + 0x90], cl
inc rdx
cmp r8d, ebx
jl 0x14024d860
mov r8d, ebp
cmp ebp, ebx
jge 0x14024d8af
nop word [rax + rax]
movsxd rax, r8d
inc edi
movzx ecx, byte [rsp + rax + 0x20]
lea eax, [rsi + r8]
mov byte [rsp + rdx + 0x90], cl
mov r8d, eax
inc rdx
cmp eax, ebx
jl 0x14024d890
cmp esi, ebx
jge 0x14024d8df
nop dword [rax]
nop word [rax + rax]
movsxd rax, esi
lea rdx, [rdx + 1]
inc edi
add esi, r14d
xor ebp, 1
movzx ecx, byte [rsp + rax + 0x20]
mov byte [rsp + rdx + 0x8f], cl
cmp esi, ebx
jl 0x14024d8c0
movsxd rax, edi
lea rdx, [rsp + 0x90]
lea rcx, str.message
mov byte [rsp + rax + 0x90], 0
call fcn.14024d6e0
xor eax, eax
mov rcx, qword [rsp + 0x100]
xor rcx, rsp
call fcn.140259bb0
lea r11, [rsp + 0x110]
mov rbx, qword [r11 + 0x10]
mov rbp, qword [r11 + 0x18]
mov rsi, qword [r11 + 0x20]
mov rdi, qword [r11 + 0x28]
mov rsp, r11
pop r14
ret
Function at 0x14024d940
Capabilities:
Encode data using xor

Disassembly:
mov qword [rsp + 8], rbx
push rdi
sub rsp, 0x180
mov rax, qword [0x14061f010]
xor rax, rsp
mov qword [rsp + 0x170], rax
xor ecx, ecx
call fcn.14040a7c4
mov rcx, rax
call fcn.140404f14
xor edi, edi
mov ebx, edi
call fcn.140404ee8
and eax, 0x800000ff
jge 0x14024d987
dec eax
or eax, 0xffffff00
inc eax
mov byte [rsp + rbx + 0x20], al
inc rbx
cmp rbx, 0xd
jl 0x14024d972
movq xmm2, qword [rsp + 0x20]
lea r9, str.this_is_a_bug
movq xmm1, qword [str.this_is_a_bug]
movq xmm0, xmm2
xorps xmm1, xmm0
mov r8d, 5
movq qword [rsp + 0x90], xmm1
mov rcx, rdi
mov edx, r8d
movzx eax, byte [rcx + r9 + 8]
xor al, byte [rsp + rcx + 0x28]
mov byte [rsp + rcx + 0x98], al
lea rcx, [rcx + 1]
sub rdx, 1
jne 0x14024d9c5
movq xmm1, qword [rsp + 0x90]
movq xmm0, xmm2
xorps xmm1, xmm0
mov rcx, rdi
movq qword [rsp + 0x100], xmm1
nop dword [rax]
movzx eax, byte [rsp + rcx + 0x28]
xor al, byte [rsp + rcx + 0x98]
mov byte [rsp + rcx + 0x108], al
lea rcx, [rcx + 1]
sub r8, 1
jne 0x14024da00
mov rdx, r9
mov byte [rsp + 0x10d], dil
lea rcx, [0x1404e3ab8]
call fcn.14024d6e0
lea rcx, [0x1404e3ac8]
call fcn.14024d6e0
mov rbx, rdi
movzx edx, byte [rsp + rbx + 0x20]
lea rcx, str._02X
call fcn.14024d6e0
inc rbx
cmp rbx, 0xd
jl 0x14024da43
lea rcx, reloc.WS2_32.dll_ioctlsocket
call fcn.14024d6e0
lea rcx, str.Message
call fcn.14024d6e0
nop word [rax + rax]
movzx edx, byte [rsp + rdi + 0x90]
lea rcx, str._02X
call fcn.14024d6e0
inc rdi
cmp rdi, 0xd
jl 0x14024da80
lea rcx, reloc.WS2_32.dll_ioctlsocket
call fcn.14024d6e0
lea rdx, [rsp + 0x100]
lea rcx, [0x1404e3ab8]
call fcn.14024d6e0
xor eax, eax
mov rcx, qword [rsp + 0x170]
xor rcx, rsp
call fcn.140259bb0
mov rbx, qword [rsp + 0x190]
add rsp, 0x180
pop rdi
ret