joyce8/EMBER2024-capa huggingface dataset:
Function at 0x140019e10
Capabilities:
Get thread local storage value

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rsi
mov qword [rsp + 0x20], rdi
push r14
sub rsp, 0x40
mov rdi, qword [rcx]
mov r14, rcx
call fcn.1400174b0
test rdi, rdi
jne 0x140019e59
lea ebx, [rdi + 0x16]
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__errno]
mov dword [rax], ebx
or eax, 0xffffffff
mov rbx, qword [rsp + 0x58]
mov rsi, qword [rsp + 0x60]
mov rdi, qword [rsp + 0x68]
add rsp, 0x40
pop r14
ret
lea rcx, [rdi + 8]
call fcn.140016a80
mov ebx, eax
test eax, eax
jne 0x140019e38
cmp qword [r14], 0
lea rcx, [rdi + 8]
jne 0x140019e84
call fcn.140017060
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__errno]
mov ebx, reloc.WLDAP32.dll_Ordinal_22
jmp 0x140019e3e
dec dword [rdi]
mov ebx, dword [rdi]
call fcn.140017060
test ebx, ebx
jns 0x140019f0d
mov rsi, qword [0x14007e4e8]
lea rax, [0x140018fa0]
mov qword [rsp + 0x50], rbp
mov qword [rsp + 0x20], rax
mov qword [rsp + 0x28], rdi
test rsi, rsi
jne 0x140019eb7
xor ebp, ebp
jmp 0x140019ed9
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, dword [rsi]
mov ebx, eax
call qword [sym.imp.KERNEL32.dll_TlsGetValue]
mov ecx, ebx
mov rbp, rax
call qword [sym.imp.KERNEL32.dll_SetLastError]
mov rsi, qword [0x14007e4e8]
lea rdx, [rsp + 0x20]
mov rcx, rsi
mov qword [rsp + 0x30], rbp
call fcn.1400172f0
mov rcx, qword [rdi + 0x10]
or edx, 0xffffffff
call fcn.140018120
mov ecx, eax
mov ebx, eax
call fcn.140018b60
mov rbp, qword [rsp + 0x50]
test ebx, ebx
jne 0x140019e38
xor eax, eax
jmp 0x140019e43

Function at 0x14001a5c0
Capabilities:
Initialize winsock library

Disassembly:
sub rsp, 0x1d8
mov rax, qword [0x14007b100]
xor rax, rsp
mov qword [rsp + 0x1c0], rax
mov ecx, 0x202
lea rdx, [rsp + 0x20]
call qword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x14001a621
movzx eax, word [rsp + 0x20]
cmp al, 2
jne 0x14001a61b
shr ax, 8
cmp al, 2
jne 0x14001a61b
call fcn.140021a30
mov rcx, qword [rsp + 0x1c0]
xor rcx, rsp
call fcn.14005c440
add rsp, 0x1d8
ret
call qword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
mov rcx, qword [rsp + 0x1c0]
xor rcx, rsp
call fcn.14005c440
add rsp, 0x1d8
ret

Function at 0x14001b4f0
Capabilities:
Generate random numbers via winapi

Disassembly:
mov rcx, rdx
mov rdx, r8
jmp 0x14002d2c0
mov qword [rsp + 8], rbx
push rdi
sub rsp, 0x30
mov rbx, rdx
mov qword [rsp + 0x50], 0
mov rdi, rcx
mov dword [rsp + 0x20], 0xf0000040
xor edx, edx
lea rcx, [rsp + 0x50]
mov r9d, 1
xor r8d, r8d
call qword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x14002d31c
mov rcx, qword [rsp + 0x50]
mov r8, rdi
mov edx, ebx
call qword [sym.imp.ADVAPI32.dll_CryptGenRandom]
mov rcx, qword [rsp + 0x50]
xor edx, edx
test eax, eax
jne 0x14002d32c
call qword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov eax, 2
mov rbx, qword [rsp + 0x40]
add rsp, 0x30
pop rdi
ret
call qword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov rbx, qword [rsp + 0x40]
xor eax, eax
add rsp, 0x30
pop rdi
ret
Function at 0x14002ac90
Capabilities:
Write file on windows

Disassembly:
push rbx
push rbp
push rsi
push rdi
push r14
sub rsp, 0xe0
mov rax, qword [0x14007b100]
xor rax, rsp
mov qword [rsp + 0xd0], rax
cmp byte [rcx + 0x578], 0
mov r14, r9
mov rax, qword [rsp + 0x130]
mov rbp, r8
mov esi, edx
mov rdi, rcx
je 0x14002adc1
test rax, rax
je 0x14002adc1
mov rdx, qword [rax + 0xc0]
test rdx, rdx
je 0x14002adc1
mov ecx, esi
lea r9, str.Data
sub ecx, 1
je 0x14002ad1b
sub ecx, 1
je 0x14002ad0b
sub ecx, 1
je 0x14002ad22
cmp ecx, 1
je 0x14002ad12
jmp 0x14002adc1
lea r9, str.Header
lea rax, [0x140060b20]
jmp 0x14002ad29
lea r9, str.Header
lea rax, str.from
mov qword [rsp + 0x28], rdx
lea r8, str.__s__s__s_
mov edx, 0xa0
mov qword [rsp + 0x20], rax
lea rcx, [rsp + 0x30]
call fcn.14001b770
lea rax, [rsp + 0x30]
or rbx, 0xffffffffffffffff
inc rbx
cmp byte [rax + rbx], 0
jne 0x14002ad52
mov r10, qword [rdi + 0x2b8]
test r10, r10
je 0x14002ad89
mov rax, qword [rdi + 0x208]
lea r8, [rsp + 0x30]
mov r9, rbx
mov qword [rsp + 0x20], rax
xor edx, edx
mov rcx, rdi
call r10
test eax, eax
je 0x14002adc1
jmp 0x14002add1
mov r9, qword [rdi + 0x200]
lea rcx, [0x140060a40]
mov edx, 2
lea r8d, [rdx - 1]
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
mov r9, qword [rdi + 0x200]
lea rcx, [rsp + 0x30]
mov r8d, 1
mov rdx, rbx
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
mov r9, r14
mov r8, rbp
mov edx, esi
mov rcx, rdi
call fcn.14002b7d0
mov rcx, qword [rsp + 0xd0]
xor rcx, rsp
call fcn.14005c440
add rsp, 0xe0
pop r14
pop rdi
pop rsi
pop rbp
pop rbx
ret

Function at 0x14002b0d0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbx
sub rsp, 0x20
mov rbx, r9
xor r9d, r9d
call qword [sym.imp.WS2_32.dll_recv]
movsxd rcx, eax
cmp rcx, 0xffffffffffffffff
jne 0x14002b10b
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ecx, gethostname
mov edx, 0x51
cmp eax, 0x2733
cmove ecx, edx
mov eax, ecx
add rsp, 0x20
pop rbx
ret
mov qword [rbx], rcx
xor eax, eax
add rsp, 0x20
pop rbx
ret

Function at 0x14002b470
Capabilities:
Send data
Send data on socket

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rsi
mov qword [rsp + 0x18], rdi
push r14
sub rsp, 0x20
xor eax, eax
mov rdi, r9
cmp rdx, qword [rcx + 0x218]
mov rsi, r8
mov r14, rcx
sete al
mov edx, eax
mov rbx, qword [rcx + rdx*8 + 0x210]
call fcn.14002b6d0
xor r9d, r9d
mov r8d, edi
mov rdx, rsi
mov rcx, rbx
call qword [sym.imp.WS2_32.dll_send]
movsxd rdi, eax
cmp rdi, 0xffffffffffffffff
jne 0x14002b510
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebx, eax
cmp eax, 0x2733
jne 0x14002b4e4
mov rcx, qword [rsp + 0x50]
lea eax, [rdi + 0x52]
mov qword [rcx], 0
jmp 0x14002b51a
mov edx, ebx
mov rcx, r14
call fcn.140039e80
mov rcx, qword [r14]
lea rdx, str.Send_failure:__s
mov r8, rax
call fcn.14002adf0
mov rax, qword [r14]
mov dword [rax + 0x4a4c], ebx
mov eax, gethostname
jmp 0x14002b512
xor eax, eax
mov rcx, qword [rsp + 0x50]
mov qword [rcx], rdi
mov rbx, qword [rsp + 0x30]
mov rsi, qword [rsp + 0x38]
mov rdi, qword [rsp + 0x40]
add rsp, 0x20
pop r14
ret
Function at 0x14002b6d0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rsi
push rdi
sub rsp, 0x20
movsxd r8, edx
lea rbx, [rcx + 0x258]
mov rax, r8
shl rax, 5
add rbx, rax
mov rax, qword [rcx + 0x540]
mov rsi, qword [rcx + r8*8 + 0x210]
mov rdi, qword [rbx + 8]
sub rdi, qword [rbx + 0x10]
test byte [rax + 0x74], 3
je 0x14002b7b3
lea rax, [0x14002b160]
cmp qword [rcx + r8*8 + 0x238], rax
jne 0x14002b7b3
cmp qword [rbx], 0
je 0x14002b734
test rdi, rdi
je 0x14002b7b3
or r8, 0xffffffffffffffff
xor r9d, r9d
or rdx, r8
mov rcx, rsi
call fcn.14002a720
cmp eax, 0xffffffff
je 0x14002b7b3
test al, 1
je 0x14002b7b3
cmp qword [rbx], 0
jne 0x14002b792
mov ecx, 0x8000
mov qword [rbx + 8], 0x8000
call qword [0x14007b0b0]
mov rdi, qword [rbx + 8]
xor ecx, ecx
mov qword [rbx], rax
mov qword [rbx + 0x10], rcx
mov qword [rbx + 0x18], rcx
test rax, rax
jne 0x14002b792
mov qword [rbx + 8], rcx
mov rbx, qword [rsp + 0x30]
mov rsi, qword [rsp + 0x38]
add rsp, 0x20
pop rdi
ret
mov rdx, qword [rbx]
xor r9d, r9d
add rdx, qword [rbx + 0x10]
mov r8d, edi
mov rcx, rsi
call qword [sym.imp.WS2_32.dll_recv]
movsxd rcx, eax
test eax, eax
jle 0x14002b7b3
add qword [rbx + 0x10], rcx
mov rbx, qword [rsp + 0x30]
mov rsi, qword [rsp + 0x38]
add rsp, 0x20
pop rdi
ret

Function at 0x14002b7d0
Capabilities:
Write file on windows

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rsi
push rdi
sub rsp, 0x30
mov r10, qword [rcx + 0x2b8]
mov rdi, r9
mov rsi, r8
mov rbx, rcx
test r10, r10
je 0x14002b813
mov rax, qword [rcx + 0x208]
mov qword [rsp + 0x20], rax
call r10
mov rbx, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x30
pop rdi
ret
cmp edx, 2
ja 0x14002b858
mov r9, qword [rbx + 0x200]
movsxd rax, edx
mov edx, 2
lea rcx, [rax + rax*2]
lea rax, [0x140060a40]
add rcx, rax
lea r8d, [rdx - 1]
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
mov r9, qword [rbx + 0x200]
mov r8d, 1
mov rdx, rdi
mov rcx, rsi
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
mov rbx, qword [rsp + 0x40]
xor eax, eax
mov rsi, qword [rsp + 0x48]
add rsp, 0x30
pop rdi
ret

Function at 0x14002b960
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub rsp, 0x28
cmp byte [rcx + 0x298], 0
je 0x14002b97d
call fcn.14001abc0
test eax, eax
jne 0x14002b9a8
xor al, al
add rsp, 0x28
ret
mov rcx, qword [rcx + 0x210]
cmp rcx, 0xffffffffffffffff
je 0x14002b976
mov r9d, 2
lea rdx, [rsp + 0x30]
lea r8d, [r9 - 1]
call qword [sym.imp.WS2_32.dll_recv]
test eax, eax
jne 0x14002b9a8
add rsp, 0x28
ret
mov al, 1
add rsp, 0x28
ret
Function at 0x14002c2b0
Capabilities:
Set socket configuration

Disassembly:
mov qword [rsp + 0x10], rbx
push rdi
sub rsp, 0x30
mov rbx, qword [rcx]
lea r9, [rsp + 0x40]
mov rax, rdx
mov dword [rsp + 0x40], 1
mov edx, 6
mov dword [rsp + 0x20], 4
mov rdi, rcx
mov rcx, rax
lea r8d, [rdx - 5]
call qword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x14002c31b
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edx, eax
mov rcx, rdi
call fcn.140039e80
mov r8, rax
lea rdx, str.Could_not_set_TCP_NODELAY:__s_n
mov rcx, rbx
call fcn.14002aec0
mov rbx, qword [rsp + 0x48]
add rsp, 0x30
pop rdi
ret
lea rdx, str.TCP_NODELAY_set_n
mov rcx, rbx
call fcn.14002aec0
mov rbx, qword [rsp + 0x48]
add rsp, 0x30
pop rdi
ret
Function at 0x14002c430
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
mov qword [rsp + 0x18], rbx
mov qword [rsp + 0x20], rsi
push rdi
sub rsp, 0x140
mov rax, qword [0x14007b100]
xor rax, rsp
mov qword [rsp + 0x130], rax
cmp dword [rcx + 0xa4], 2
mov rbx, rdx
mov rsi, qword [rcx]
mov rdi, rcx
je 0x14002c5fd
cmp byte [rcx + 0x50a], 0
jne 0x14002c5f5
cmp byte [rcx + 0x526], 0
jne 0x14002c5f5
lea r8, [rsp + 0x20]
mov dword [rsp + 0x20], 0x80
lea rdx, [rsp + 0xb0]
mov rcx, rbx
call qword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x14002c4d2
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edx, eax
mov rcx, rdi
mov ebx, eax
call fcn.140039e80
mov r9, rax
lea rdx, str.getpeername___failed_with_errno__d:__s
mov r8d, ebx
mov rcx, rsi
call fcn.14002adf0
jmp 0x14002c5fd
xor edx, edx
mov dword [rsp + 0x20], 0x80
mov r8d, 0x80
lea rcx, [rsp + 0x30]
call sub.VCRUNTIME140.dll_memset
lea r8, [rsp + 0x20]
mov rcx, rbx
lea rdx, [rsp + 0x30]
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x14002c52f
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edx, eax
mov rcx, rdi
mov ebx, eax
call fcn.140039e80
mov r9, rax
lea rdx, str.getsockname___failed_with_errno__d:__s
mov r8d, ebx
mov rcx, rsi
call fcn.14002adf0
jmp 0x14002c5fd
lea rbx, [rdi + 0x16e]
mov rdx, rbx
lea r8, [rdi + 0x19c]
lea rcx, [rsp + 0xb0]
call fcn.14002cb20
test al, al
jne 0x14002c57d
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov edx, eax
mov rcx, rdi
mov ebx, eax
call fcn.140039e80
mov r9, rax
lea rdx, str.ssrem_inet_ntop___failed_with_errno__d:__s
mov r8d, ebx
mov rcx, rsi
call fcn.14002adf0
jmp 0x14002c5fd
movups xmm0, xmmword [rbx]
mov eax, dword [rbx + 0x28]
lea r8, [rdi + 0x1d0]
movups xmm1, xmmword [rbx + 0x10]
lea rdx, [rdi + 0x1a0]
movups xmmword [rdi + 0x70], xmm0
lea rcx, [rsp + 0x30]
movsd xmm0, qword [rbx + 0x20]
movups xmmword [rdi + 0x80], xmm1
movsd qword [rdi + 0x90], xmm0
mov dword [rdi + 0x98], eax
movzx eax, word [rbx + 0x2c]
mov word [rdi + 0x9c], ax
call fcn.14002cb20
test al, al
jne 0x14002c5f5
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov edx, eax
mov rcx, rdi
mov ebx, eax
call fcn.140039e80
mov r9, rax
lea rdx, str.ssloc_inet_ntop___failed_with_errno__d:__s
mov r8d, ebx
mov rcx, rsi
call fcn.14002adf0
jmp 0x14002c5fd
mov rcx, rdi
call fcn.14002c020
mov rcx, qword [rsp + 0x130]
xor rcx, rsp
call fcn.14005c440
lea r11, [rsp + 0x140]
mov rbx, qword [r11 + 0x20]
mov rsi, qword [r11 + 0x28]
mov rsp, r11
pop rdi
ret
Function at 0x14002cf40
Capabilities:
Set socket configuration

Disassembly:
mov qword [rsp + 0x18], rbx
mov qword [rsp + 0x20], rsi
push rdi
sub rsp, 0x70
mov rax, qword [0x14007b100]
xor rax, rsp
mov qword [rsp + 0x68], rax
xor esi, esi
mov dword [rsp + 0x20], 4
mov eax, esi
lea r9, [rsp + 0x50]
cmp byte [rcx + 0x7d4], al
mov rdi, rdx
mov rbx, rcx
mov edx, 0xffff
setne al
lea r8d, [rsi + 8]
mov rcx, rdi
mov dword [rsp + 0x50], eax
call qword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x14002cfaf
mov r8, rdi
lea rdx, str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
mov rcx, rbx
call fcn.14002aec0
jmp 0x14002d03e
mov ecx, dword [rbx + 0x7d8]
mov dword [rsp + 0x58], 1
call fcn.140030360
imul ecx, eax, 0x3e8
mov dword [rsp + 0x50], ecx
mov dword [rsp + 0x5c], ecx
mov ecx, dword [rbx + 0x7dc]
call fcn.140030360
imul ecx, eax, 0x3e8
lea r8, [rsp + 0x58]
mov qword [rsp + 0x40], rsi
lea rax, [rsp + 0x54]
mov qword [rsp + 0x38], rsi
mov r9d, listen
mov qword [rsp + 0x30], rax
mov edx, 0x98000004
mov dword [rsp + 0x28], esi
mov dword [rsp + 0x50], ecx
mov dword [rsp + 0x60], ecx
mov rcx, rdi
mov qword [rsp + 0x20], rsi
call qword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x14002d03e
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, edi
lea rdx, str.Failed_to_set_SIO_KEEPALIVE_VALS_on_fd__d:__d_n
mov r9d, eax
mov rcx, rbx
call fcn.14002aec0
mov rcx, qword [rsp + 0x68]
xor rcx, rsp
call fcn.14005c440
lea r11, [rsp + 0x70]
mov rbx, qword [r11 + 0x20]
mov rsi, qword [r11 + 0x28]
mov rsp, r11
pop rdi
ret

Function at 0x14002d2c0
Capabilities:
Generate random numbers via winapi

Disassembly:
mov rcx, rdx
mov rdx, r8
jmp 0x14002d2c0
mov qword [rsp + 8], rbx
push rdi
sub rsp, 0x30
mov rbx, rdx
mov qword [rsp + 0x50], 0
mov rdi, rcx
mov dword [rsp + 0x20], 0xf0000040
xor edx, edx
lea rcx, [rsp + 0x50]
mov r9d, 1
xor r8d, r8d
call qword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x14002d31c
mov rcx, qword [rsp + 0x50]
mov r8, rdi
mov edx, ebx
call qword [sym.imp.ADVAPI32.dll_CryptGenRandom]
mov rcx, qword [rsp + 0x50]
xor edx, edx
test eax, eax
jne 0x14002d32c
call qword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov eax, 2
mov rbx, qword [rsp + 0x40]
add rsp, 0x30
pop rdi
ret
call qword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov rbx, qword [rsp + 0x40]
xor eax, eax
add rsp, 0x30
pop rdi
ret

Function at 0x140030340
Capabilities:
Read file on windows

Disassembly:
sub rsp, 0x28
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll__read]
cdqe
add rsp, 0x28
ret
Function at 0x140038db0
Capabilities:
Get common file path

Disassembly:
push rbx
push rbp
push rdi
sub rsp, 0x20
mov rbx, rcx
xor ebp, ebp
lea rcx, str.kernel32
call qword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov rdi, rax
test rax, rax
jne 0x140038dda
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, [0x140063b78]
mov rcx, rbx
mov r14, rax
call qword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_strpbrk]
test rax, rax
je 0x140038e3e
mov rcx, rbx
test r14, r14
je 0x140038e28
xor edx, edx
lea r8d, [rdx + 8]
call r14
mov r14, qword [rsp + 0x48]
mov rbp, rax
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
call qword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov r14, qword [rsp + 0x48]
mov rbp, rax
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
test r14, r14
je 0x140038e76
lea rdx, str.AddDllDirectory
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_GetProcAddress]
test rax, rax
je 0x140038e76
xor edx, edx
mov r8d, 0x800
mov rcx, rbx
call r14
mov r14, qword [rsp + 0x48]
mov rbp, rax
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
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 0x140038f38
mov qword [rsp + 0x40], rsi
or rsi, 0xffffffffffffffff
mov rdx, rsi
nop dword [rax]
inc rdx
cmp byte [rbx + rdx], bpl
jne 0x140038ea0
lea ecx, [rax + 1]
add rcx, rdx
call qword [0x14007b0b0]
mov rdi, rax
test rax, rax
je 0x140038f2a
mov edx, r15d
mov rcx, rax
call qword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x140038f2a
mov rax, rsi
cmp byte [rdi + rax + 1], bpl
lea rax, [rax + 1]
jne 0x140038ed0
mov ecx, 0x5c
mov word [rax + rdi], cx
cmp byte [rdi + rsi + 1], bpl
lea rsi, [rsi + 1]
jne 0x140038ee4
lea rcx, [rsi + rdi]
sub rcx, rbx
nop word [rax + rax]
movzx eax, byte [rbx]
mov byte [rcx + rbx], al
lea rbx, [rbx + 1]
test al, al
jne 0x140038f00
mov rcx, rdi
test r14, r14
je 0x140038f21
xor edx, edx
lea r8d, [rdx + 8]
call r14
jmp 0x140038f27
call qword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov rbp, rax
mov rcx, rdi
call qword [0x14007b0b8]
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 0x140039100
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 0x1400392c4
mov qword [rsp + 0x58], rsi
mov rsi, qword [rsp + 0x68]
mov qword [rsp + 0x60], rdi
test rsi, rsi
je 0x1400392a4
mov qword [rsp + 0x50], rbp
mov eax, dword [rsi + 4]
cmp eax, 2
jne 0x14003915d
lea ebp, [rax + 0xe]
jmp 0x140039169
cmp eax, 0x17
jne 0x140039211
lea ebp, [rax + 5]
cmp qword [rsi + 0x20], r13
je 0x140039211
mov rax, qword [rsi + 0x10]
test rax, rax
je 0x140039211
cmp rax, rbp
jb 0x140039211
mov ecx, Ordinal_50
call qword [0x14007b0b0]
mov rdi, rax
test rax, rax
je 0x14003924c
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 [0x14007b0b0]
mov qword [rdi + 0x20], rax
test rax, rax
je 0x14003923b
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 0x1400391fe
call qword [case.0x140021747.0]
mov qword [rdi + 0x18], rax
test rax, rax
je 0x140039220
test rbx, rbx
cmove rbx, rdi
test r15, r15
je 0x14003920e
mov qword [r15 + 0x28], rdi
mov r15, rdi
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x140039150
jmp 0x140039252
mov rcx, qword [rdi + 0x20]
mov r14d, 8
call qword [0x14007b0b8]
mov rcx, rdi
call qword [0x14007b0b8]
jmp 0x140039252
mov rcx, rdi
mov r14d, 8
call qword [0x14007b0b8]
jmp 0x140039252
mov r14d, 8
mov rcx, qword [rsp + 0x68]
mov rbp, qword [rsp + 0x50]
test rcx, rcx
je 0x140039267
call qword [sym.imp.WS2_32.dll_freeaddrinfo]
test r14d, r14d
je 0x14003929f
test rbx, rbx
je 0x14003929a
mov rcx, qword [rbx + 0x20]
call qword [0x14007b0b8]
mov rcx, qword [rbx + 0x18]
call qword [0x14007b0b8]
mov rdi, qword [rbx + 0x28]
mov rcx, rbx
call qword [0x14007b0b8]
mov rbx, rdi
test rdi, rdi
jne 0x140039271
mov rbx, r13
jmp 0x1400392b3
test rbx, rbx
jne 0x1400392b3
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 0x14003a7c0
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 0x14003c190
Capabilities:
Initialize winsock library

Disassembly:
push rbx
sub rsp, 0x1d0
mov rax, qword [0x14007b100]
xor rax, rsp
mov qword [rsp + 0x1c0], rax
mov rbx, rcx
lea rdx, [rsp + 0x20]
mov ecx, 2
call qword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x14003c1d6
mov r8d, eax
lea rdx, str.WSAStartup_failed___d_
mov rcx, rbx
call fcn.14002adf0
jmp 0x14003c200
call qword [sym.imp.WS2_32.dll_WSACleanup]
movzx eax, word [rsp + 0x20]
cmp al, 2
jne 0x14003c1f1
shr ax, 8
test al, al
jne 0x14003c1f1
xor eax, eax
jmp 0x14003c205
lea rdx, str.insufficient_winsock_version_to_support_telnet
mov rcx, rbx
call fcn.14002adf0
mov eax, 2
mov rcx, qword [rsp + 0x1c0]
xor rcx, rsp
call fcn.14005c440
add rsp, 0x1d0
pop rbx
ret

Function at 0x14003c9c0
Capabilities:
Send data
Send data on socket

Disassembly:
mov rax, qword [rcx]
mov r11, rcx
movsxd r10, edx
mov r9, qword [rax + 0x1f8]
mov r8d, dword [r9 + r10*4 + 8]
sub r8d, 1
je 0x14003ca44
sub r8d, 1
je 0x14003ca1b
cmp r8d, 1
jne 0x14003ca58
mov ecx, dword [r9 + r10*4 + 0x408]
test ecx, ecx
je 0x14003ca3c
cmp ecx, r8d
jne 0x14003ca58
xor eax, eax
mov dword [r9 + r10*4 + 8], 2
mov r8d, edx
mov dword [r9 + r10*4 + 0x408], eax
mov edx, 0xfb
mov rcx, r11
jmp fcn.14003cbe0
mov ecx, dword [r9 + r10*4 + 0x408]
test ecx, ecx
je 0x14003ca3c
cmp ecx, 1
jne 0x14003ca58
xor eax, eax
mov dword [r9 + r10*4 + 8], eax
mov dword [r9 + r10*4 + 0x408], eax
ret
xor eax, eax
mov dword [r9 + r10*4 + 8], eax
ret
xor eax, eax
mov r8d, edx
mov edx, 0xfc
mov dword [r9 + r10*4 + 8], eax
jmp fcn.14003cbe0
ret

Function at 0x14003ca60
Capabilities:
Send data
Send data on socket

Disassembly:
mov rax, qword [rcx]
mov r11, rcx
movsxd r10, edx
mov r9, qword [rax + 0x1f8]
mov r8d, dword [r9 + r10*4 + 0xc08]
test r8d, r8d
je 0x14003cb07
sub r8d, 2
je 0x14003cac0
cmp r8d, 1
jne 0x14003caf9
mov ecx, dword [r9 + r10*4 + 0x1008]
test ecx, ecx
je 0x14003cab3
cmp ecx, r8d
jne 0x14003caf9
mov dword [r9 + r10*4 + 0xc08], r8d
mov dword [r9 + r10*4 + 0x1008], 0
ret
mov dword [r9 + r10*4 + 0xc08], 0
ret
mov ecx, dword [r9 + r10*4 + 0x1008]
test ecx, ecx
je 0x14003cafa
cmp ecx, 1
jne 0x14003caf9
mov dword [r9 + r10*4 + 0xc08], 3
mov rcx, r11
mov dword [r9 + r10*4 + 0x1008], 0
mov r8d, edx
mov edx, 0xfe
jmp fcn.14003cbe0
ret
mov dword [r9 + r10*4 + 0xc08], 1
ret
cmp dword [r9 + r10*4 + 0x1408], 1
jne 0x14003caec
mov r8d, edx
mov dword [r9 + r10*4 + 0xc08], 1
mov edx, 0xfd
jmp fcn.14003cbe0
Function at 0x14003cb30
Capabilities:
Send data
Send data on socket

Disassembly:
mov rax, qword [rcx]
mov r11, rcx
movsxd r10, edx
mov r9, qword [rax + 0x1f8]
mov r8d, dword [r9 + r10*4 + 0xc08]
sub r8d, 1
je 0x14003cbc0
sub r8d, 1
je 0x14003cb91
cmp r8d, 1
jne 0x14003cbd7
mov ecx, dword [r9 + r10*4 + 0x1008]
test ecx, ecx
je 0x14003cbb5
cmp ecx, r8d
jne 0x14003cbd7
xor eax, eax
mov dword [r9 + r10*4 + 0xc08], 2
mov r8d, edx
mov dword [r9 + r10*4 + 0x1008], eax
mov edx, 0xfd
mov rcx, r11
jmp fcn.14003cbe0
mov ecx, dword [r9 + r10*4 + 0x1008]
test ecx, ecx
je 0x14003cbb5
cmp ecx, 1
jne 0x14003cbd7
xor eax, eax
mov dword [r9 + r10*4 + 0xc08], eax
mov dword [r9 + r10*4 + 0x1008], eax
ret
xor eax, eax
mov dword [r9 + r10*4 + 0xc08], eax
ret
xor eax, eax
mov r8d, edx
mov edx, 0xfe
mov dword [r9 + r10*4 + 0xc08], eax
jmp fcn.14003cbe0
ret

Function at 0x14003cbe0
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 + 0x210]
lea rdx, [rax + 0x10]
lea r8d, [r9 + 3]
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x14003cc3f
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.14002adf0
mov rcx, qword [rbx]
lea rdx, str.SENT
mov r9d, edi
mov r8d, esi
call fcn.14003c3e0
mov rbx, qword [rsp + 0x30]
mov rbp, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
ret