joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1400adf60
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov r9, rdx
test rdx, rdx
jne 0x1400adf6b
xor eax, eax
ret
lea r11, [0x140132400]
not ecx
cmp r8d, 8
jb 0x1400ae041
mov r10d, r8d
shr r10, 3
nop word [rax + rax]
movzx edx, byte [r9]
mov eax, ecx
xor rdx, rax
shr ecx, 8
movzx eax, dl
add r8d, 0xfffffff8
movzx edx, byte [r9 + 1]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 2]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 3]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 4]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 5]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 6]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 7]
add r9, 8
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
xor ecx, dword [r11 + rax*4]
sub r10, 1
jne 0x1400adf90
test r8d, r8d
je 0x1400ae06d
nop word [rax + rax]
movzx edx, byte [r9]
lea r9, [r9 + 1]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
xor ecx, dword [r11 + rax*4]
add r8d, 0xffffffff
jne 0x1400ae050
not ecx
mov eax, ecx
ret
Function at 0x1400bc4a0
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
push rbx
sub rsp, 0x20
mov rbx, rcx
test rcx, rcx
je 0x1400bc582
call fcn.1400d5040
test al, al
jne 0x1400bc582
mov qword [rsp + 0x30], rsi
xor esi, esi
mov qword [rsp + 0x38], rdi
mov rdi, 0xffffffffffffffff
inc rdi
cmp byte [rbx + rdi], sil
jne 0x1400bc4d2
mov r8, rdi
mov edx, reloc.WLDAP32.dll_Ordinal_46
mov rcx, rbx
call fcn.1400de950
test rax, rax
je 0x1400bc517
sub rax, rbx
mov edx, reloc.WLDAP32.dll_Ordinal_46
mov r8, rax
mov rcx, rbx
call fcn.1400de950
mov rsi, rax
test rax, rax
je 0x1400bc517
inc rsi
mov rcx, rbx
sub rcx, rsi
add rdi, rcx
test rsi, rsi
cmovne rbx, rsi
lea rsi, [rbx + rdi]
mov edi, 0x1505
cmp rbx, rsi
jae 0x1400bc54b
nop dword [rax]
movzx ecx, byte [rbx]
call fcn.1400d2420
imul rdi, rdi, 0x21
movsx rcx, al
inc rbx
xor rdi, rcx
cmp rbx, rsi
jb 0x1400bc530
mov rsi, qword [rsp + 0x30]
mov rcx, rdi
movabs rax, 0x410410410410411
mul rdi
sub rcx, rdx
shr rcx, 1
add rcx, rdx
shr rcx, 5
imul rcx, rcx, 0x3f
sub rdi, rcx
mov rax, rdi
mov rdi, qword [rsp + 0x38]
add rsp, 0x20
pop rbx
ret
xor eax, eax
add rsp, 0x20
pop rbx
ret
Function at 0x1400ca9d0
Capabilities:
Write file on windows

Disassembly:
mov qword [rsp + 0x10], rbp
mov qword [rsp + 0x18], rsi
mov qword [rsp + 0x20], rdi
push r14
sub rsp, 0x30
cmp byte [rcx + 0xa4e], 0
mov rbp, r9
mov r14, r8
movsxd rsi, edx
mov rdi, rcx
je 0x1400caa9b
cmp qword [rcx + 0x278], 0
je 0x1400caa4e
mov qword [rsp + 0x40], rbx
call fcn.1400b67d0
mov dl, 1
mov rcx, rdi
movzx ebx, al
call fcn.1400b6e10
mov rcx, qword [rdi + 0x1f0]
mov r9, rbp
mov qword [rsp + 0x20], rcx
mov r8, r14
mov rcx, rdi
mov edx, esi
call qword [rdi + 0x278]
movzx edx, bl
mov rcx, rdi
call fcn.1400b6e10
mov rbx, qword [rsp + 0x40]
jmp 0x1400caa9b
mov ecx, esi
test edx, edx
je 0x1400caa5e
sub ecx, 1
je 0x1400caa5e
cmp ecx, 1
jne 0x1400caa9b
mov r9, qword [rdi + 0x1e8]
lea rax, [0x140136ae8]
lea rcx, [rsi + rsi*2]
mov edx, 2
add rcx, rax
mov r8d, 1
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
mov r9, qword [rdi + 0x1e8]
mov r8d, 1
mov rdx, rbp
mov rcx, r14
call sub.api_ms_win_crt_stdio_l1_1_0.dll_fwrite
mov rbp, qword [rsp + 0x48]
mov rsi, qword [rsp + 0x50]
mov rdi, qword [rsp + 0x58]
add rsp, 0x30
pop r14
ret

Function at 0x1400ce6e0
Capabilities:
Read file on windows

Disassembly:
sub rsp, 0x28
call sub.api_ms_win_crt_stdio_l1_1_0.dll__read
cdqe
add rsp, 0x28
ret
Function at 0x1400ce9d0
Capabilities:
Get common file path

Disassembly:
push rbx
push rbp
push rdi
sub rsp, 0x20
mov rbx, rcx
xor ebp, ebp
lea rcx, [0x140137578]
call qword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov rdi, rax
test rax, rax
jne 0x1400ce9fa
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
lea rdx, str.LoadLibraryExA
mov qword [rsp + 0x48], r14
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_GetProcAddress]
lea rdx, [0x140137598]
mov rcx, rbx
mov r14, rax
call sub.api_ms_win_crt_string_l1_1_0.dll_strpbrk
test rax, rax
je 0x1400cea5b
mov rcx, rbx
test r14, r14
je 0x1400cea48
xor edx, edx
mov r8d, 8
mov rax, r14
mov r14, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
pop rbp
pop rbx
jmp rax
mov r14, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
pop rbp
pop rbx
jmp qword [sym.imp.KERNEL32.dll_LoadLibraryA]
test r14, r14
je 0x1400cea92
lea rdx, str.AddDllDirectory
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_GetProcAddress]
test rax, rax
je 0x1400cea92
xor edx, edx
mov r8d, 0x800
mov rcx, rbx
mov rax, r14
mov r14, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
pop rbp
pop rbx
jmp rax
xor edx, edx
mov qword [rsp + 0x50], r15
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
mov r15d, eax
test eax, eax
je 0x1400ceb5a
mov rdi, 0xffffffffffffffff
mov qword [rsp + 0x40], rsi
mov rdx, rdi
nop dword [rax + rax]
inc rdx
cmp byte [rbx + rdx], bpl
jne 0x1400ceac0
lea ecx, [rax + 1]
add rcx, rdx
call qword [section..data]
mov rsi, rax
test rax, rax
je 0x1400ceb4c
mov edx, r15d
mov rcx, rax
call qword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x1400ceb4c
mov rax, rdi
cmp byte [rsi + rax + 1], bpl
lea rax, [rax + 1]
jne 0x1400ceaf0
mov word [rax + rsi], 0x5c
inc rdi
cmp byte [rsi + rdi], bpl
jne 0x1400ceb01
mov rax, rsi
sub rax, rbx
add rdi, rax
nop dword [rax]
nop word [rax + rax]
movzx eax, byte [rbx]
mov byte [rdi + rbx], al
lea rbx, [rbx + 1]
test al, al
jne 0x1400ceb20
mov rcx, rsi
test r14, r14
je 0x1400ceb43
xor edx, edx
mov r8d, 8
call r14
jmp 0x1400ceb49
call qword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov rbp, rax
mov rcx, rsi
call qword [case.0x1400bdd75.0]
mov rsi, qword [rsp + 0x40]
mov r15, qword [rsp + 0x50]
mov rax, rbp
mov r14, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
Function at 0x1400df0f0
Capabilities:
Move file

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rsi
push rdi
sub rsp, 0x60
mov rbx, rcx
movaps xmmword [rsp + 0x50], xmm6
lea rcx, [rsp + 0x30]
mov rdi, rdx
call fcn.1400bc890
mov rcx, rbx
movups xmm6, xmmword [rax]
call case.0x1400bdd75.2
mov rcx, rdi
mov rsi, rax
call case.0x1400bdd75.2
mov r8d, 1
mov rdx, rax
mov rcx, rsi
mov rbx, rax
call qword [sym.imp.KERNEL32.dll_MoveFileExA]
test eax, eax
jne 0x1400df1a0
nop dword [rax]
nop word [rax + rax]
lea rcx, [rsp + 0x40]
movdqa xmmword [rsp + 0x20], xmm6
call fcn.1400bc890
lea rdx, [rsp + 0x20]
lea rcx, [rsp + 0x30]
movups xmm0, xmmword [rax]
movaps xmmword [rsp + 0x30], xmm0
call fcn.1400bc920
cmp rax, 0x3e8
ja 0x1400df1d1
mov ecx, 1
call qword [sym.imp.KERNEL32.dll_Sleep]
mov r8d, 1
mov rdx, rbx
mov rcx, rsi
call qword [sym.imp.KERNEL32.dll_MoveFileExA]
test eax, eax
je 0x1400df150
test rsi, rsi
je 0x1400df1ad
mov rcx, rsi
call case.0x1400bdd75.0
test rbx, rbx
je 0x1400df1ba
mov rcx, rbx
call case.0x1400bdd75.0
xor eax, eax
mov rbx, qword [rsp + 0x70]
mov rsi, qword [rsp + 0x78]
movaps xmm6, xmmword [rsp + 0x50]
add rsp, 0x60
pop rdi
ret
test rsi, rsi
je 0x1400df1de
mov rcx, rsi
call case.0x1400bdd75.0
test rbx, rbx
je 0x1400df1eb
mov rcx, rbx
call case.0x1400bdd75.0
mov eax, 1
jmp 0x1400df1bc
Function at 0x1400df750
Capabilities:
Resolve dns

Disassembly:
push rbp
push rdi
push r12
push r13
sub rsp, 0x28
mov r13, r9
xor edi, edi
mov qword [r9], rdi
xor ebp, ebp
lea r9, [rsp + 0x68]
call qword [sym.imp.WS2_32.dll_getaddrinfo]
mov r12d, eax
test eax, eax
jne 0x1400df8ef
mov qword [rsp + 0x50], rbx
mov qword [rsp + 0x58], rsi
mov rsi, qword [rsp + 0x68]
test rsi, rsi
je 0x1400df8cf
mov qword [rsp + 0x60], r14
mov qword [rsp + 0x20], r15
nop dword [rax]
mov rax, qword [rsi + 0x18]
test rax, rax
je 0x1400df7be
mov rbx, 0xffffffffffffffff
inc rbx
cmp byte [rax + rbx], 0
jne 0x1400df7b0
inc rbx
jmp 0x1400df7c0
xor ebx, ebx
mov eax, dword [rsi + 4]
cmp eax, 2
jne 0x1400df7d0
mov r15d, reloc.WS2_32.dll_recv
jmp 0x1400df7df
cmp eax, 0x17
jne 0x1400df878
mov r15d, Ordinal_30
cmp qword [rsi + 0x20], 0
je 0x1400df878
mov rax, qword [rsi + 0x10]
test rax, rax
je 0x1400df878
cmp rax, r15
jb 0x1400df878
lea rcx, [rbx + 0x30]
add rcx, r15
call qword [section..data]
mov r14, rax
test rax, rax
je 0x1400df887
mov ecx, dword [rsi]
mov r8, r15
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
lea rcx, [r14 + 0x30]
mov dword [rax + 0x10], r15d
xor eax, eax
mov qword [r14 + 0x18], rax
mov qword [r14 + 0x28], rax
mov qword [r14 + 0x20], rcx
mov rdx, qword [rsi + 0x20]
call sub.VCRUNTIME140.dll_memcpy
test rbx, rbx
je 0x1400df865
mov rcx, qword [r14 + 0x20]
mov r8, rbx
add rcx, r15
mov qword [r14 + 0x18], rcx
mov rdx, qword [rsi + 0x18]
call sub.VCRUNTIME140.dll_memcpy
test rdi, rdi
cmove rdi, r14
test rbp, rbp
je 0x1400df875
mov qword [rbp + 0x28], r14
mov rbp, r14
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x1400df7a0
jmp 0x1400df88d
mov r12d, 8
mov rcx, qword [rsp + 0x68]
mov r15, qword [rsp + 0x20]
mov r14, qword [rsp + 0x60]
test rcx, rcx
je 0x1400df8a7
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r12d, r12d
je 0x1400df8ca
test rdi, rdi
je 0x1400df8c6
mov rbx, qword [rdi + 0x28]
mov rcx, rdi
call qword [case.0x1400bdd75.0]
mov rdi, rbx
test rbx, rbx
jne 0x1400df8b1
xor edi, edi
jmp 0x1400df8de
test rdi, rdi
jne 0x1400df8de
mov r12d, 0x2af9
mov ecx, r12d
call qword [sym.imp.WS2_32.dll_WSASetLastError]
mov rsi, qword [rsp + 0x58]
mov eax, r12d
mov rbx, qword [rsp + 0x50]
mov qword [r13], rdi
add rsp, 0x28
pop r13
pop r12
pop rdi
pop rbp
ret

Function at 0x1400dfd60
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 sub.api_ms_win_crt_runtime_l1_1_0.dll__beginthreadex
test rax, rax
je 0x1400dfd96
cmp rax, 0xffffffffffffffff
cmovne rbx, rax
mov rax, rbx
add rsp, 0x30
pop rbx
ret
add rsp, 0x30
pop rbx
ret
Function at 0x1400e06e0
Capabilities:
Generate random numbers via winapi

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rbp
push rsi
push rdi
push r14
sub rsp, 0x20
mov rbx, rdx
mov edx, Ordinal_45
mov rsi, r8
mov rbp, rcx
test r8, r8
je 0x1400e07ac
xor r14d, r14d
nop dword [rax]
mov edi, 4
lea rdx, [rsp + 0x50]
cmp rsi, rdi
mov r8d, 4
mov rcx, rbp
cmovb rdi, rsi
call fcn.1400c4660
mov edx, eax
cmp eax, 4
jne 0x1400e0760
cmp byte [0x1404772ec], r14b
jne 0x1400e076a
mov r9d, 2
mov dword [rsp + 0x50], r14d
mov r8d, eax
lea rdx, [rsp + 0x50]
xor ecx, ecx
call sub.bcrypt.dll_BCryptGenRandom
neg eax
sbb edx, edx
and edx, 2
test edx, edx
jne 0x1400e07ac
mov eax, dword [rsp + 0x50]
jmp 0x1400e0789
imul eax, dword [0x1404772e8], 0x41c64e6d
mov edx, r14d
add eax, 0x3039
mov dword [0x1404772e8], eax
ror eax, 0x10
mov dword [rsp + 0x50], eax
test rdi, rdi
je 0x1400e07a3
sub rsi, rdi
mov byte [rbx], al
inc rbx
shr eax, 8
sub rdi, 1
jne 0x1400e0791
mov dword [rsp + 0x50], eax
test rsi, rsi
jne 0x1400e0710
mov rbx, qword [rsp + 0x40]
mov eax, edx
mov rbp, qword [rsp + 0x48]
add rsp, 0x20
pop r14
pop rdi
pop rsi
ret

Function at 0x1400e07d0
Capabilities:
Generate random numbers via winapi

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rbp
push rsi
push rdi
push r14
sub rsp, 0x20
mov rdi, r8
mov rsi, rdx
mov rbx, rcx
sub rdi, 1
je 0x1400e0898
xor ebp, ebp
lea r14, str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789
nop
mov r8d, 4
lea rdx, [rsp + 0x50]
mov rcx, rbx
call fcn.1400c4660
cmp eax, 4
jne 0x1400e0841
cmp byte [0x1404772ec], bpl
jne 0x1400e084b
mov r9d, 2
mov dword [rsp + 0x50], ebp
mov r8d, eax
lea rdx, [rsp + 0x50]
xor ecx, ecx
call sub.bcrypt.dll_BCryptGenRandom
neg eax
sbb eax, eax
and eax, 2
test eax, eax
jne 0x1400e089d
mov ecx, dword [rsp + 0x50]
jmp 0x1400e0868
imul ecx, dword [0x1404772e8], 0x41c64e6d
add ecx, 0x3039
mov dword [0x1404772e8], ecx
ror ecx, 0x10
mov dword [rsp + 0x50], ecx
cmp ecx, 0xfffffffc
jae 0x1400e0800
mov eax, 0x8421085
mul ecx
mov eax, ecx
sub eax, edx
shr eax, 1
add eax, edx
shr eax, 5
imul eax, eax, 0x3e
sub ecx, eax
movzx eax, byte [rcx + r14]
mov byte [rsi], al
inc rsi
sub rdi, 1
jne 0x1400e0800
mov byte [rsi], 0
xor eax, eax
mov rbx, qword [rsp + 0x40]
mov rbp, qword [rsp + 0x48]
add rsp, 0x20
pop r14
pop rdi
pop rsi
ret
Function at 0x1400e39e0
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 [case.0x1400bdd75.1]
mov rdi, rax
test rax, rax
je 0x1400e3a5d
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 0x1400e3a88
cmp ebx, esi
je 0x1400e3a88
cmp ebx, 0x8000
ja 0x1400e3a88
cmp ebx, esi
jb 0x1400e3a83
mov edx, ebx
mov rcx, rdi
call qword [case.0x1400bdd75.1]
mov rdi, rax
test rax, rax
jne 0x1400e3a20
mov rcx, rbp
call qword [case.0x1400bdd75.0]
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 0x1400e3a68
mov rcx, rdi
jmp 0x1400e3a60

Function at 0x1400e5570
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 + 0x20]
mov edi, r8d
mov esi, edx
mov byte [rsp + 0x3a], dil
mov byte [rsp + 0x39], sil
lea rdx, [rsp + 0x38]
xor r9d, r9d
mov r8d, 3
mov rcx, qword [rcx + 0x220]
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1400e55d1
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbx
mov r8d, eax
call fcn.1400caac0
mov r9d, edi
lea rdx, str.SENT
mov r8d, esi
mov rcx, rbx
call fcn.1400e5110
mov rbx, qword [rsp + 0x30]
mov rsi, qword [rsp + 0x40]
add rsp, 0x20
pop rdi
ret
Function at 0x1400e5770
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x1400e5929
push rsi
push rdi
push r13
sub rsp, 0x20
mov rsi, qword [rcx + 0x1c0]
mov rdi, rcx
mov r13, qword [rcx + 0x20]
mov qword [rsp + 0x40], rbx
mov qword [rsp + 0x48], rbp
mov qword [rsp + 0x50], r14
lea rbx, [rsi + 0x1ed8]
lea r14, [rsi + 0x1cd8]
mov qword [rsp + 0x58], r15
mov qword [rbx], r14
mov rax, r14
cmp r14, rbx
jae 0x1400e57c7
lea rax, [r14 + 1]
mov byte [r14], 0xff
mov qword [rbx], rax
cmp rax, rbx
jae 0x1400e57e0
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x1400e57e0
mov byte [rax], Ordinal_33
inc qword [rbx]
movzx ecx, word [rsi + 0x1ca8]
call qword [sym.imp.WS2_32.dll_htons]
movzx ecx, word [rsi + 0x1caa]
movzx ebp, ax
shr bp, 8
movzx r15d, ax
call qword [sym.imp.WS2_32.dll_htons]
mov r9, qword [rbx]
movzx ecx, ax
shr cx, 8
cmp r9, rbx
jae 0x1400e581d
mov byte [r9], r15b
inc qword [rbx]
mov r9, qword [rbx]
mov r15, qword [rsp + 0x58]
cmp r9, rbx
jae 0x1400e5830
mov byte [r9], bpl
inc qword [rbx]
mov r9, qword [rbx]
mov rbp, qword [rsp + 0x48]
cmp r9, rbx
jae 0x1400e586f
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400e586f
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400e586f
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400e586f
mov byte [r9], 0xf0
mov r9, qword [rbx]
inc r9
mov qword [rsi + 0x1ee0], r9
lea r8, [rsi + 0x1cda]
sub r9, r14
mov qword [rbx], r14
sub r9, 2
mov edx, 0x3e
mov rcx, rdi
call fcn.1400e5240
mov rcx, qword [r13 + 0x220]
xor r9d, r9d
mov r8d, 3
mov rdx, r14
call qword [sym.imp.WS2_32.dll_send]
mov r14, qword [rsp + 0x50]
mov rbx, qword [rsp + 0x40]
test eax, eax
jns 0x1400e58d3
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rdi
mov r8d, eax
call fcn.1400caac0
lea rdx, [rsi + 0x1cdb]
mov r8d, 4
mov rcx, rdi
call fcn.1400e5600
mov rcx, qword [r13 + 0x220]
lea rdx, [rsi + 0x1cdf]
xor r9d, r9d
mov r8d, 2
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1400e5921
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rdi
mov r8d, eax
call fcn.1400caac0
add rsp, 0x20
pop r13
pop rdi
pop rsi
ret
Function at 0x1400e6f70
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbp
push rsi
push rdi
sub rsp, 0xd0
mov rax, qword [0x1401857c0]
xor rax, rsp
mov qword [rsp + 0xc0], rax
mov rax, qword [rcx + 0x20]
mov rbp, rcx
xor r9d, r9d
xor esi, esi
mov rdi, qword [rax + 0x628]
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 + 0x144]
mov rdx, qword [rdi + 0x150]
add r8d, 4
mov rcx, qword [rdi + 0x18]
call qword [sym.imp.WS2_32.dll_recvfrom]
mov dword [rdi + 0x13c], eax
cmp dword [rdi + 0x138], esi
jne 0x1400e7006
movsxd r8, dword [rsp + 0x30]
lea rcx, [rdi + 0xb8]
lea rdx, [rsp + 0x40]
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [rsp + 0x30]
mov dword [rdi + 0x138], eax
mov r8d, dword [rdi + 0x13c]
mov qword [rsp + 0x100], r14
cmp r8d, 4
jge 0x1400e7056
lea rdx, str.Received_too_short_packet
mov rcx, rbp
call fcn.1400caac0
mov dword [rdi + 0xc], 7
mov eax, esi
mov r14, qword [rsp + 0x100]
mov rcx, qword [rsp + 0xc0]
xor rcx, rsp
call fcn.1401133d0
add rsp, 0xd0
pop rdi
pop rsi
pop rbp
ret
mov rdx, qword [rdi + 0x150]
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.0x1400e708c.1
movsxd rax, ecx
lea r9, [0x140000000]
mov ecx, dword [r9 + rax*4 + 0xe7194]
add rcx, r9
jmp rcx
cmp r8d, 4
jle case.0x1400e708c.4
movzx eax, byte [rdx + 3]
movzx ecx, byte [rdx + 2]
shl ecx, 8
or ecx, eax
movzx eax, word [rdi + 0x14c]
inc eax
movzx eax, ax
cmp eax, ecx
jne case.0x1400e708c.4
lea eax, [r8 - 4]
mov rcx, rbp
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.1400cbea0
mov esi, eax
test eax, eax
je case.0x1400e708c.4
mov edx, 5
mov rcx, rdi
call fcn.1400e7ba0
jmp 0x1400e7031
movzx ecx, byte [rdx + 2]
lea eax, [r8 - 4]
shl ecx, 8
lea r14, [rdx + 4]
mov qword [rsp + 0xf8], rbx
movsxd rbx, eax
movzx eax, byte [rdx + 3]
mov rdx, rbx
or ecx, eax
mov dword [rdi + 8], ecx
mov rcx, r14
call fcn.1400e7c10
cmp rax, rbx
mov rbx, qword [rsp + 0xf8]
jae case.0x1400e708c.4
mov r8, r14
lea rdx, str.TFTP_error:__s
mov rcx, rbp
call fcn.1400cabb0
jmp case.0x1400e708c.4
add r8d, 0xfffffffe
add rdx, 2
mov rcx, rdi
call fcn.1400e6cb0
mov esi, eax
test eax, eax
je case.0x1400e708c.4
jmp 0x1400e7033
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rbp
lea rdx, [0x140145370]
call fcn.1400caac0
mov rcx, rbp
call fcn.1400dd440
test eax, eax
je 0x1400e7031
mov edx, 5
mov rcx, rdi
call fcn.1400e7ba0
mov eax, Ordinal_45
jmp 0x1400e7033
Function at 0x1400ef7b0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rsi
push rdi
sub rsp, 0xc0
mov rax, qword [0x1401857c0]
xor rax, rsp
mov qword [rsp + 0xb0], rax
mov rsi, qword [rcx + 0x20]
lea r8, [rsp + 0x20]
mov rdi, rcx
lea rdx, [rsp + 0x30]
mov rbx, qword [rsi + 0x228]
mov rcx, rbx
mov qword [rsp + 0x28], 0xffffffffffffffff
mov dword [rsp + 0x20], 0x80
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x1400ef82c
lea r8, [rsp + 0x20]
mov dword [rsp + 0x20], 0x80
lea rdx, [rsp + 0x30]
mov rcx, rbx
call qword [sym.imp.WS2_32.dll_accept]
mov qword [rsp + 0x28], rax
jmp 0x1400ef831
mov rax, qword [rsp + 0x28]
mov rcx, rdi
cmp rax, 0xffffffffffffffff
jne 0x1400ef850
lea rdx, str.Error_accept__ing_server_connect
call fcn.1400caac0
mov eax, reloc.WLDAP32.dll_Ordinal_30
jmp 0x1400ef8ed
lea rdx, str.Connection_accepted_from_server
call fcn.1400cabb0
mov byte [rsi + 0x34d], 0
mov edx, 1
mov rcx, qword [rsp + 0x28]
call fcn.140109f70
lea r9, [rsp + 0x28]
mov r8d, 1
mov rdx, rsi
mov rcx, rdi
call fcn.1400fd9b0
mov ebx, eax
test eax, eax
je 0x1400ef89d
mov rcx, qword [rsp + 0x28]
call qword [sym.imp.WS2_32.dll_closesocket]
mov eax, ebx
jmp 0x1400ef8ed
cmp qword [rdi + 0x288], 0
je 0x1400ef8eb
mov dl, 1
mov rcx, rdi
call fcn.1400b6e10
mov rdx, qword [rsp + 0x28]
mov r8d, 1
mov rcx, qword [rdi + 0x290]
call qword [rdi + 0x288]
xor edx, edx
mov rcx, rdi
mov ebx, eax
call fcn.1400b6e10
test ebx, ebx
je 0x1400ef8eb
mov rdx, rsi
mov rcx, rdi
call fcn.1400efff0
mov eax, Ordinal_45
jmp 0x1400ef8ed
xor eax, eax
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.1401133d0
lea r11, [rsp + 0xc0]
mov rbx, qword [r11 + 0x18]
mov rsi, qword [r11 + 0x20]
mov rsp, r11
pop rdi
ret

Function at 0x1400f17e0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov qword [rsp + 8], rbx
push rdi
sub rsp, 0x20
mov rax, qword [rcx + 0x1c0]
mov rbx, rcx
mov rdi, qword [rcx + 0x20]
cmp dword [rax + 0x10], 0
je 0x1400f1853
movzx eax, byte [rdi + 0x736]
cmp al, 0xd
je 0x1400f1835
test rdi, rdi
je 0x1400f181b
lea r8, str.STOP
mov r8, qword [r8 + rax*8]
jmp 0x1400f1822
lea r8, [0x14016d5ec]
lea r9, str.RETR_PREQUOTE
lea rdx, str.__s_______s_
call fcn.1400cad70
mov r8b, reloc.WS2_32.dll_listen
mov byte [rdi + 0x736], 0xd
mov dl, 1
mov rcx, rbx
mov rbx, qword [rsp + 0x30]
add rsp, 0x20
pop rdi
jmp fcn.1400f19a0
cmp byte [rcx + 0xa3e], 0
je 0x1400f186d
xor edx, edx
mov rbx, qword [rsp + 0x30]
add rsp, 0x20
pop rdi
jmp fcn.1400f26b0
cmp byte [rcx + 0xa41], 0
je 0x1400f18f0
mov r9, qword [rdi + 0x6e0]
lea rdx, [rdi + 0x628]
test r9, r9
jne 0x1400f18b7
mov r9, qword [rcx + 0x800]
test r9, r9
jne 0x1400f18ae
cmp byte [rcx + 0x1299], 0
lea rax, str.NLST
lea r9, str.LIST
cmovne r9, rax
lea r8, str.PRET__s
jmp 0x1400f18ce
cmp byte [rcx + 0x129d], 0
lea r8, str.PRET_STOR__s
jne 0x1400f18ce
lea r8, str.PRET_RETR__s
call fcn.14010f240
mov edi, eax
test eax, eax
jne 0x1400f18e3
mov dl, Ordinal_30
mov rcx, rbx
call fcn.1400eff90
mov eax, edi
mov rbx, qword [rsp + 0x30]
add rsp, 0x20
pop rdi
ret
mov rdx, rdi
mov rbx, qword [rsp + 0x30]
add rsp, 0x20
pop rdi
jmp fcn.1400f25d0