joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1400423b0
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 0x140042574
mov qword [rsp + 0x58], rsi
mov rsi, qword [rsp + 0x68]
mov qword [rsp + 0x60], rdi
test rsi, rsi
je 0x140042554
mov qword [rsp + 0x50], rbp
mov eax, dword [rsi + 4]
cmp eax, 2
jne 0x14004240d
lea ebp, [rax + 0xe]
jmp 0x140042419
cmp eax, 0x17
jne 0x1400424c1
lea ebp, [rax + 5]
cmp qword [rsi + 0x20], r13
je 0x1400424c1
mov rax, qword [rsi + 0x10]
test rax, rax
je 0x1400424c1
cmp rax, rbp
jb 0x1400424c1
mov ecx, Ordinal_50
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rdi, rax
test rax, rax
je 0x1400424fc
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 0x1400424eb
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 0x1400424ae
call qword [case.0x140025619.0]
mov qword [rdi + 0x18], rax
test rax, rax
je 0x1400424d0
test rbx, rbx
cmove rbx, rdi
test r15, r15
je 0x1400424be
mov qword [r15 + 0x28], rdi
mov r15, rdi
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x140042400
jmp 0x140042502
mov rcx, qword [rdi + 0x20]
mov r14d, 8
call qword [fcn.140069f3c]
mov rcx, rdi
call qword [fcn.140069f3c]
jmp 0x140042502
mov rcx, rdi
mov r14d, 8
call qword [fcn.140069f3c]
jmp 0x140042502
mov r14d, 8
mov rcx, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x50]
test rcx, rcx
je 0x140042517
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r14d, r14d
je 0x14004254f
test rbx, rbx
je 0x14004254a
mov rcx, qword [rbx + 0x20]
call qword [fcn.140069f3c]
mov rcx, qword [rbx + 0x18]
call qword [fcn.140069f3c]
mov rdi, qword [rbx + 0x28]
mov rcx, rbx
call qword [fcn.140069f3c]
mov rbx, rdi
test rdi, rdi
jne 0x140042521
mov rbx, r13
jmp 0x140042563
test rbx, rbx
jne 0x140042563
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 0x140042a30
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 0x140045c20
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 [0x140087030]
mov rdi, rax
test rax, rax
je 0x140045c9d
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 0x140045cc8
cmp ebx, esi
je 0x140045cc8
cmp ebx, 0x8000
ja 0x140045cc8
cmp ebx, esi
jb 0x140045cc3
mov edx, ebx
mov rcx, rdi
call qword [0x140087030]
mov rdi, rax
test rax, rax
jne 0x140045c60
mov rcx, rbp
call qword [fcn.140069f3c]
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 0x140045ca8
mov rcx, rdi
jmp 0x140045ca0

Function at 0x14004c0a0
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 [0x140087080]
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 0x14004c11a
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.140031040
mov rcx, rsi
cmp rbx, 0xffffffffffffffff
jne 0x14004c13f
lea rdx, str.Error_accept__ing_server_connect
call fcn.1400303e0
lea eax, [rbx + 0x1f]
jmp 0x14004c1b8
lea rdx, str.Connection_accepted_from_server_n
call fcn.140030560
mov edx, 1
mov byte [rdi + 0x660], 0
mov rcx, rbx
mov qword [rdi + 0x4c8], rbx
call fcn.14003e970
mov byte [rdi + 0xb2c], 1
cmp qword [rsi + 0x728], 0
je 0x14004c1b6
mov dl, 1
mov rcx, rsi
call fcn.140020dc0
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.140020dc0
test ebx, ebx
je 0x14004c1b6
mov rcx, rdi
call fcn.14004c6d0
mov eax, Ordinal_45
jmp 0x14004c1b8
xor eax, eax
mov rcx, qword [rsp + 0xb0]
xor rcx, rsp
call fcn.140068c60
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 0x14004d1b0
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 0x14004d1d5
cmp dword [rax + 0x9f8], 0
je 0x14004d201
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x14004d201
lea rdx, str.MDTM__s
call fcn.140064200
test eax, eax
jne 0x14004d20e
mov dword [rbx + 0xab8], 0x12
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.14004e040
add rsp, 0x20
pop rbx
ret
Function at 0x14004d9c0
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 0x14004d9f8
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.14004db10
cmp byte [rcx + 0xf0e], 0
je 0x14004da10
xor edx, edx
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.14004e500
cmp byte [rcx + 0xf11], 0
je 0x14004dab1
mov r8, qword [rbx + 0xa88]
test r8, r8
jne 0x14004da6b
mov r8, qword [rcx + 0xc08]
test r8, r8
jne 0x14004da4e
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.140064200
test eax, eax
je 0x14004daa1
add rsp, 0x20
pop rbx
ret
cmp byte [rcx + 0xf1d], 0
lea rcx, [rbx + 0xa00]
je 0x14004da91
lea rdx, str.PRET_STOR__s
call fcn.140064200
test eax, eax
je 0x14004daa1
add rsp, 0x20
pop rbx
ret
lea rdx, str.PRET_RETR__s
call fcn.140064200
test eax, eax
jne 0x14004dabe
mov dword [rbx + 0xab8], 0x1d
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.14004e470
add rsp, 0x20
pop rbx
ret

Function at 0x14004de00
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 0x14004de4d
cmp qword [rcx + 0xa88], 0
je 0x14004de4d
add rcx, 0xa00
lea rdx, str.REST__d
xor r8d, r8d
call fcn.140064200
test eax, eax
jne 0x14004de57
mov dword [rbx + 0xab8], 0x1a
add rsp, 0x20
pop rbx
ret
add rsp, 0x20
pop rbx
jmp fcn.14004d9c0
add rsp, 0x20
pop rbx
ret

Function at 0x14004dfe0
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 0x14004e02c
mov r8, qword [rcx + 0x88]
test r8, r8
je 0x14004e02c
lea rdx, str.SIZE__s
call fcn.140064200
test eax, eax
jne 0x14004e039
mov dword [rbx + 0xab8], 0x17
add rsp, 0x20
pop rbx
ret
mov rcx, rbx
add rsp, 0x20
pop rbx
jmp fcn.14004de00
add rsp, 0x20
pop rbx
ret

Function at 0x14004e040
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov r9, qword [rcx]
cmp byte [r9 + 0xf1c], 0
je 0x14004e098
cmp qword [rcx + 0xa88], 0
je 0x14004e098
cmp byte [r9 + 0xf0b], 0
mov eax, 0x41
mov edx, 0x49
cmovne edx, eax
movsx eax, byte [rcx + 0xaa8]
cmp eax, edx
je 0x14004e098
mov rax, qword [r9 + 0x1e0]
mov r8d, reloc.WS2_32.dll_send
mov dword [rax + 0x10], 1
movzx edx, byte [r9 + 0xf0b]
jmp fcn.14004c8e0
jmp fcn.14004dfe0
Function at 0x14004e0a0
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 0x14004e0d5
lea rdx, str.Couldnt_set_desired_mode
call fcn.1400303e0
lea eax, [rbx + 0x11]
add rsp, 0x30
pop rdi
pop rsi
pop rbx
ret
cmp edx, 0xc8
je 0x14004e0ec
mov r8d, edx
lea rdx, str.Got_a__03d_response_code_instead_of_the_assumed_200_n
call fcn.140030560
mov qword [rsp + 0x58], rbp
mov qword [rsp + 0x60], r14
cmp esi, 0x13
jne 0x14004e108
mov rcx, rdi
call fcn.14004dfe0
jmp 0x14004e23f
cmp esi, 0x14
jne 0x14004e221
mov rsi, qword [rdi]
mov rbp, rbx
cmp dword [rsi + 0xba0], 2
jne 0x14004e189
mov rax, qword [rsi + 0x1e0]
mov rdx, qword [rax]
test rdx, rdx
je 0x14004e189
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.140019a70
test eax, eax
jne 0x14004e23f
mov rcx, qword [rsp + 0x50]
lea edx, [rax + 0x2f]
call sub.VCRUNTIME140.dll_strrchr
test rax, rax
je 0x14004e17e
mov rbp, qword [rsp + 0x50]
mov ecx, 1
sub rax, rbp
cmovne rcx, rax
mov byte [rcx + rbp], bl
jmp 0x14004e189
mov rcx, qword [rsp + 0x50]
call qword [fcn.140069f3c]
mov rdx, qword [rsi + 0xc08]
test rdx, rdx
jne 0x14004e1ad
cmp byte [rsi + 0xf0d], bl
lea rax, str.NLST
lea rdx, str.LIST
cmovne rdx, rax
lea r8, [0x14006cd8b]
test rbp, rbp
mov r9, r8
lea rax, [0x14007b72c]
cmovne r9, rbp
lea rcx, [0x140071364]
cmovne r8, rax
call fcn.14001ec90
mov rcx, rbp
mov r14, rax
call qword [fcn.140069f3c]
test r14, r14
jne 0x14004e1ec
lea ebx, [r14 + 0x1b]
jmp 0x14004e241
lea rcx, [rdi + 0xa00]
mov r8, r14
lea rdx, [0x140075b70]
call fcn.140064200
mov rcx, r14
mov esi, eax
call qword [fcn.140069f3c]
test esi, esi
je 0x14004e215
mov ebx, esi
jmp 0x14004e241
mov dword [rdi + 0xab8], 0x1f
jmp 0x14004e241
cmp esi, 0x15
jne 0x14004e22c
lea r8d, [rsi - 8]
jmp 0x14004e235
cmp esi, 0x16
jne 0x14004e241
lea r8d, [rsi - 8]
mov dl, 1
mov rcx, rdi
call fcn.14004db10
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 0x140053b30
Capabilities:
Write file on windows

Disassembly:
sub rsp, 0x38
cmp byte [rcx + 0xf1e], 0
movsxd r10, r9d
je 0x140053c54
cmp r8d, 0xff
jne 0x140053b91
lea eax, [r10 - 0xec]
cmp eax, 0x13
ja 0x140053b7b
lea r8, [0x140000000]
mov r9, qword [r8 + r10*8 + 0x776f0]
mov r8, rdx
lea rdx, str._s_IAC__s_n
add rsp, 0x38
jmp fcn.140030560
mov r8, rdx
mov r9d, r10d
lea rdx, str._s_IAC__d_n
add rsp, 0x38
jmp fcn.140030560
cmp r8d, 0xfb
jne 0x140053ba3
lea r9, str.WILL
jmp 0x140053be1
cmp r8d, 0xfc
jne 0x140053bb5
lea r9, str.WONT
jmp 0x140053be1
cmp r8d, 0xfd
jne 0x140053bc7
lea r9, [0x140078114]
jmp 0x140053be1
xor r9d, r9d
lea rax, str.DONT
cmp r8d, 0xfe
cmove r9, rax
test r9, r9
je 0x140053c3d
cmp r10d, 0x27
jg 0x140053c14
lea r8, [0x140000000]
mov r8, qword [r8 + r10*8 + 0x77d10]
test r8, r8
jne 0x140053c24
mov r8, rdx
mov dword [rsp + 0x20], r10d
lea rdx, str._s__s__d_n
call fcn.140030560
add rsp, 0x38
ret
cmp r10d, 0xff
jne 0x140053bfb
lea r8, str.EXOPL
mov qword [rsp + 0x20], r8
mov r8, rdx
lea rdx, str._s__s__s_n
call fcn.140030560
add rsp, 0x38
ret
mov r9d, r8d
mov dword [rsp + 0x20], r10d
mov r8, rdx
lea rdx, str._s__d__d_n
call fcn.140030560
add rsp, 0x38
ret

Function at 0x140053fa0
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 0x140053fff
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.1400303e0
mov rcx, qword [rbx]
lea rdx, str.SENT
mov r9d, edi
mov r8d, esi
call fcn.140053b30
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
ret
Function at 0x1400541b0
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x140054358
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 0x140054215
lea rax, [rsi + 1]
mov byte [rsi], 0xff
mov qword [rbx], rax
cmp rax, rbx
jae 0x140054215
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x140054215
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 0x14005424c
mov byte [r9], r15b
inc qword [rbx]
mov r9, qword [rbx]
mov r15, qword [rsp + 0x58]
cmp r9, rbx
jae 0x1400542a2
movzx eax, byte [rsp + 0x49]
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400542a2
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400542a2
shr cx, 8
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400542a2
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400542a2
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.140053c60
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 0x140054304
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.1400303e0
lea rdx, [rdi + 0x1cbb]
mov r8d, 4
mov rcx, r14
call fcn.140054030
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 0x140054350
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.1400303e0
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
Function at 0x140055ac0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbx
push rdi
push r14
sub rsp, 0xd0
mov rax, qword [0x140087080]
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 0x140055b55
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 0x140055bb6
lea rdx, str.Received_too_short_packet
mov rcx, rdi
call fcn.1400303e0
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.140068c60
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 0x140055c71
sub ecx, 1
je 0x140055ce4
sub ecx, 1
je 0x140055c20
cmp ecx, 1
je 0x140055c03
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rdi
lea rdx, [0x140075b70]
call fcn.1400303e0
jmp 0x140055ce4
add r8d, 0xfffffffe
add rdx, 2
mov rcx, rbx
call fcn.1400557f0
test eax, eax
je 0x140055ce4
jmp 0x140055b8a
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 0x140055ce4
sub rax, rsi
cmp rax, rbp
jae 0x140055ce4
mov r8, rsi
lea rdx, str.TFTP_error:__s_n
mov rcx, rdi
call fcn.140030560
jmp 0x140055ce4
cmp r8d, 4
jle 0x140055ce4
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 0x140055ce4
lea eax, [r8 - 4]
mov rcx, r14
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.140030300
mov esi, eax
test eax, eax
je 0x140055cc3
mov edx, 5
mov rcx, rbx
call fcn.1400567b0
mov eax, esi
jmp 0x140055b8a
mov eax, dword [rbx + 0x154]
mov rcx, rdi
sub eax, 4
cdqe
add qword [rdi + 0xf8], rax
mov rdx, qword [rdi + 0xf8]
call fcn.14003ebe0
mov rcx, r14
call fcn.14003eec0
test eax, eax
je 0x140055b88
mov edx, 5
mov rcx, rbx
call fcn.1400567b0
mov eax, Ordinal_45
jmp 0x140055b8a
Function at 0x140068a80
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 0x140068ac2
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 0x140068b09
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 0x140068b62
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 0x140068b20
mov eax, dword [rbx + 0x1c]
cmp rsi, rax
jae 0x140068ba3
nop word [rax + rax]
mov rcx, qword [rdi + 8]
lea rdx, [0x14007b2fa]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov rcx, qword [rdi + 0x10]
lea rdx, [0x14007b2fb]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov eax, dword [rbx + 0x1c]
inc rsi
cmp rsi, rax
jb 0x140068b70
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 0x140069ba0
Capabilities:
Parse pe header

Disassembly:
sub rsp, 0x28
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test rax, rax
je 0x140069bea
mov ecx, 0x5a4d
cmp word [rax], cx
jne 0x140069bea
movsxd rcx, dword [rax + 0x3c]
add rcx, rax
cmp dword [rcx], 0x4550
jne 0x140069bea
mov eax, 0x20b
cmp word [rcx + 0x18], ax
jne 0x140069bea
cmp dword [rcx + 0x84], 0xe
jbe 0x140069bea
cmp dword [rcx + 0xf8], 0
setne al
jmp 0x140069bec
xor al, al
add rsp, 0x28
ret
Function at 0x1400017b4
Capabilities:
Encode data using xor

Disassembly:
mov qword [rsp + 8], rbx
push rdi
sub rsp, 0x20
mov rbx, r8
call fcn.140001230
xor r10d, r10d
test eax, eax
js 0x1400019dd
mov eax, dword [rbx + 0xf0]
shl eax, 2
movsxd r9, eax
test eax, eax
jle 0x140001836
lea rdx, [rbx + 8]
lea rdx, [rdx + r9*4]
lea r8, [rbx + 8]
mov ecx, dword [r8 - 8]
add r10, 4
mov eax, dword [rdx - 8]
sub r9, 4
mov dword [r8 - 8], eax
mov eax, dword [rdx - 4]
mov dword [rdx - 8], ecx
mov ecx, dword [r8 - 4]
mov dword [r8 - 4], eax
mov eax, dword [rdx]
mov dword [rdx - 4], ecx
mov ecx, dword [r8]
mov dword [r8], eax
lea r8, [r8 + 0x10]
mov eax, dword [rdx + 4]
mov dword [rdx], ecx
lea rdx, [rdx - 0x10]
mov ecx, dword [r8 - 0xc]
mov dword [r8 - 0xc], eax
mov dword [rdx + 0x14], ecx
cmp r10, r9
jl 0x1400017ed
mov r11d, 1
cmp dword [rbx + 0xf0], r11d
jle 0x1400019db
lea r10, [rbx + 2]
lea rdi, [0x140000000]
lea r10, [r10 + 0x10]
inc r11d
mov r9d, dword [r10 - 2]
mov eax, r9d
shr rax, 0x18
movzx edx, byte [rdi + rax*4 + 0xc8560]
movzx eax, byte [r10 - 1]
mov r8d, dword [rdi + rdx*4 + 0xc8960]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
movzx eax, byte [r10]
xor r8d, dword [rdi + rcx*4 + 0xc9160]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
movzx eax, r9b
mov r9d, dword [r10 + 2]
xor r8d, dword [rdi + rcx*4 + 0xc8d60]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
mov eax, r9d
shr rax, 0x18
xor r8d, dword [rdi + rcx*4 + 0xc9560]
movzx edx, byte [rdi + rax*4 + 0xc8560]
movzx eax, byte [r10 + 3]
mov dword [r10 - 2], r8d
mov r8d, dword [rdi + rdx*4 + 0xc8960]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
movzx eax, byte [r10 + 4]
xor r8d, dword [rdi + rcx*4 + 0xc9160]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
movzx eax, r9b
mov r9d, dword [r10 + 6]
xor r8d, dword [rdi + rcx*4 + 0xc8d60]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
mov eax, r9d
shr rax, 0x18
xor r8d, dword [rdi + rcx*4 + 0xc9560]
movzx edx, byte [rdi + rax*4 + 0xc8560]
movzx eax, byte [r10 + 7]
mov dword [r10 + 2], r8d
mov r8d, dword [rdi + rdx*4 + 0xc8960]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
movzx eax, byte [r10 + 8]
xor r8d, dword [rdi + rcx*4 + 0xc9160]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
movzx eax, r9b
mov r9d, dword [r10 + 0xa]
xor r8d, dword [rdi + rcx*4 + 0xc8d60]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
movzx eax, byte [r10 + 0xb]
xor r8d, dword [rdi + rcx*4 + 0xc9560]
movzx edx, byte [rdi + rax*4 + 0xc8560]
movzx eax, byte [r10 + 0xc]
mov dword [r10 + 6], r8d
mov r8d, dword [rdi + rdx*4 + 0xc9160]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
mov eax, r9d
shr rax, 0x18
xor r8d, dword [rdi + rcx*4 + 0xc8d60]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
movzx eax, r9b
xor r8d, dword [rdi + rcx*4 + 0xc8960]
movzx ecx, byte [rdi + rax*4 + 0xc8560]
xor r8d, dword [rdi + rcx*4 + 0xc9560]
mov dword [r10 + 0xa], r8d
cmp r11d, dword [rbx + 0xf0]
jl 0x140001854
xor eax, eax
mov rbx, qword [rsp + 0x30]
add rsp, 0x20
pop rdi
ret
Function at 0x140003bd8
Capabilities:
Hash data with md5

Disassembly:
push rbx
sub rsp, 0x20
xor edx, edx
mov rbx, rcx
lea r8d, [rdx + 0x5c]
call fcn.1400b1300
mov eax, 1
mov dword [rbx], 0x67452301
mov dword [rbx + 4], 0xefcdab89
mov dword [rbx + 8], 0x98badcfe
mov dword [rbx + 0xc], 0x10325476
add rsp, 0x20
pop rbx
ret