postlock
executablemacOS435.6 KBx86_64, arm64
System service — manages network communications and configuration
Connects to six network endpoints to handle remote communications and data exchange. Processes configuration data and coordinates with other system services through bundle identifiers. Implements 478 functions across public frameworks to manage network-related operations. Contains file path references suggesting persistent state management and logs.AI
Fingerprint
- Platform
- macOS
- Type
- executable
- Arch
- x86_64, arm64
- Min OS
- 26.1.0
- SDK
- 26.1.0
- File Size
- 435.6 KB
- UUID
- F4EC8370-38F1-3F72-BBEE-8E0811C59451
- Analyzed
- 2026-04-07T05:21:12Z
- CDHash
- 94dc6a92ed27b1fb1f012994571e12e756814da1aa20aa9089b95403ded39a81
Frameworks9
Interesting Strings
Bundle IDs(1)
File Paths(4)
Network Surface
DNA Capability Vector
Location
0
Keychain
0
Network
0
Storage
0
Hardware
0
IPC
0
Analytics
0
Security
0
System
0
Behavioral Profile
URL Endpoints
4
Telemetry Strings
0
File Paths
4
Bundle IDs
1
IOKit Constants
0
Library Functions
0
Structural HashesSHA-256
Static Libraries0 / 478 functions identified
Functions(478)
0x100000890main
0x100000bf0sub_100000bf0
0x100000c04sub_100000c04
0x100000c24been_here_init
0x100000c70been_here_free
0x100000cb0been_here
0x100000d20been_here_fixed
0x100000e10been_here_check
0x100000e80been_here_check_fixed
0x100000f3cconv_time
0x100001070deliver_flock
0x100001130dot_lockfile
0x10000129cdot_unlockfile
0x1000012f8dsb_create
0x100001378dsb_free
0x1000013e4dsb_update
0x1000015a0vdsb_simple
0x1000016c8dsb_simple
0x1000016f4dsb_unix
0x1000017f4dsb_formal
Imports121 symbols from 1 dylibs
Exports503
_mh_execute_header0x0
allascii_len0x15c98
alldig0x5034
argv_add0x516c
argv_addn0x5214
argv_alloc0x50c4
argv_delete0x54b8
argv_free0x5068
argv_insert_one0x5370
argv_replace_one0x5438
argv_sort0x511c
argv_split0x557c
argv_split_append0x56f0
argv_split_count0x5600
argv_splitq0x18b7c
argv_splitq_append0x18d00
argv_splitq_count0x18c08
argv_terminate0x52e8
argv_truncate0x52f4
auto_clnt_access0x5844
auto_clnt_create0x59d0
auto_clnt_free0x5b2c
auto_clnt_name0x5b24
auto_clnt_recover0x5768
balpar0x18d80
been_here0xcb0
been_here_check0xe10
been_here_check_fixed0xe80
been_here_fixed0xd20
been_here_free0xc70
been_here_init0xc24
casefoldx0x195fc
check_mail_conf_int0x21b4
check_mail_conf_str0x2abc
check_mail_conf_time0x2dcc
cidr_match_endif0x60bc
cidr_match_execute0x5bac
cidr_match_parse0x5dc0
cidr_match_parse_if0x608c
clean_env0x60d8
close_on_exec0x62d0
concatenate0x6374
conv_time0xf3c
ctable_create0x63fc
ctable_free0x670c
ctable_locate0x649c
ctable_newcontext0x6704
ctable_refresh0x6620
ctable_walk0x67b0
deliver_flock0x1070
dict_alloc0x74a8
dict_allow_surrogate0x284d8
dict_btree_open0x81d8
dict_changed0x7400
dict_changed_name0x72f8
dict_cidr_open0x76fc
dict_db_cache_size0x28008
dict_debug0x89e0
dict_delete0x6bdc
dict_env_open0x8d50
dict_error0x6d50
dict_eval0x7118
dict_fail_open0x16224
dict_flags_mask0x7480
dict_flags_str0x7420
dict_free0x7664
dict_handle0x68dc
dict_hash_open0x7e5c
dict_ht_open0x8f34
dict_inline_open0x19348
dict_jmp_alloc0x76c0
dict_lmdb_map_size0x28000
dict_load_file_xt0x6d94
dict_load_fp0x6ee4
dict_lookup0x6af8
dict_mapnames0x95f0
dict_mapnames_extend0x96c4
dict_open0x9268
dict_open30x92e8
dict_open_extend0x95dc
dict_open_register0x9548
dict_pcre_open0x16f68
dict_pipe_open0x18040
dict_random_open0x183f8
dict_regexp_open0x9710
dict_register0x67fc
dict_sequence0x6c88
dict_sockmap_open0x16684
dict_static_open0xa764
dict_surrogate0x16328
dict_tcp_open0xa89c
dict_thash_open0x15da4
dict_type_override0x96d8
dict_union_open0x18dd8
dict_unix_open0xad5c
dict_unregister0x6910
dict_update0x6a30
dict_utf8_activate0x19804
dict_walk0x7288
dot_lockfile0x1130
dot_unlockfile0x129c
doze0xb15c
dsb_create0x12f8
dsb_formal0x17f4
dsb_free0x1378
dsb_reset0x1a88
dsb_simple0x16c8
dsb_status0x1980
dsb_unix0x16f4
dsb_update0x13e4
event_cancel_timer0xc15c
event_disable_readwrite0xbe50
event_drain0xb398
event_enable_read0xbb24
event_enable_write0xb95c
event_fork0xb840
event_loop0xb4cc
event_request_timer0xbff0
event_time0xb1d4
extpar0x19200
get_hostname0xc230
get_mail_conf_bool0x1fa0
get_mail_conf_bool_fn0x20ac
get_mail_conf_bool_fn_table0x2168
get_mail_conf_bool_table0x211c
get_mail_conf_int0x2210
get_mail_conf_int20x23fc
get_mail_conf_int_fn0x24d4
get_mail_conf_int_fn_table0x25f0
get_mail_conf_int_table0x25a4
get_mail_conf_long0x263c
get_mail_conf_long20x2874
get_mail_conf_long_fn0x294c
get_mail_conf_long_fn_table0x2a6c
get_mail_conf_long_table0x2a1c
get_mail_conf_nbool0x4dc8
get_mail_conf_nbool_fn0x4e38
get_mail_conf_nbool_fn_table0x4ef4
get_mail_conf_nbool_table0x4ea8
get_mail_conf_str0x2b48
get_mail_conf_str20x2bd0
get_mail_conf_str_fn0x2c70
get_mail_conf_str_fn_table0x2d64
get_mail_conf_str_table0x2cfc
get_mail_conf_time0x2e28
get_mail_conf_time20x2f7c
get_mail_conf_time_table0x30f4
hex_quote0xc2d4
hex_unquote0xc3c8
host_port0xc4f8
hostaddr_to_sockaddr0xf028
hostname_to_sockaddr_pf0xef88
htable_create0xc6d0
htable_delete0xca40
htable_enter0xc738
htable_find0xc8cc
htable_free0xcb94
htable_list0xccd0
htable_locate0xc988
htable_sequence0xcd5c
htable_walk0xcc58
inet_addr_host0xcde8
inet_addr_list_append0xcfe4
inet_addr_list_free0xd20c
inet_addr_list_init0xcfac
inet_addr_list_uniq0xd118
inet_addr_local0xd214
inet_connect0xd458
inet_proto_init0xd740
inet_proto_table0x284c0
inet_windowsize0x284d4
long_name_mask_delim_opt0xfe54
lowercase0xda88
mac_expand0xdae8
mac_parse0xe34c
mail_conf_checkdir0x1bdc
mail_conf_eval0x1f04
mail_conf_eval_once0x1f18
mail_conf_flush0x1ec0
mail_conf_lookup0x1f2c
mail_conf_lookup_eval0x1f3c
mail_conf_read0x1d9c
mail_conf_suck0x1dc4
mail_conf_update0x1f8c
mail_params_init0x3140
mail_parm_split0x4f40
mail_version_stamp0x284e0
main0x890
mask_addr0xe6ac
mbox_dsn0x3ed4
mbox_lock_mask0x3adc
mbox_lock_names0x3b04
mbox_open0x3b64
mbox_release0x3f18
midna_domain_cache_size0x283d8
midna_domain_suffix_to_ascii0x18a88
midna_domain_suffix_to_utf80x18aec
midna_domain_to_ascii0x186a4
midna_domain_to_utf80x188a0
midna_domain_transitional0x284dc
msg_cleanup0xe970
msg_error0xe7b8
msg_error_clear0xe998
msg_error_limit0xe984
msg_exiting0x284cc
msg_fatal0xe834
msg_fatal_status0xe8a4
msg_info0xe730
msg_output0xe9a4
msg_panic0xe914
msg_printf0xea24
msg_syslog_facility0xed48
msg_syslog_init0xebf0
msg_text0xeb18
msg_text_lock0x28850
msg_verbose0x284c8
msg_vprintf0xea50
msg_vprintf_lock0x28854
msg_vstream_init0xeda0
msg_warn0xe774
mvect_alloc0xee74
mvect_free0xef48
mvect_realloc0xeed0
myaddrinfo_control0xf1e4
myflock0xf224
myfree0xf580
mymalloc0xf3a4
mymemdup0xf780
mynetworks0x3f64
mynetworks_host0x4480
myrand0xf7f8
myrealloc0xf438
mysrand0xf7d4
mystrdup0xf658
mystrndup0xf6d8
mystrtok0xf850
mystrtokq0xf8c4
name_code0xf99c
name_mask_delim_opt0xfa40
netstring_except0x101f4
netstring_fflush0x10718
netstring_get0x1044c
netstring_get_data0x10314
netstring_get_length0x10208
netstring_get_terminator0x103f0
netstring_memcat0x107e8
netstring_memcpy0x1075c
netstring_put0x104b4
netstring_put_multi0x10598
netstring_setup0x101c4
netstring_strerror0x10874
non_blocking0x1089c
null_format_string0x201b0
open_limit0x10944
own_inet_addr0x44b8
own_inet_addr_list0x496c
own_inet_mask_list0x499c
percentm0x109fc
poll_fd0x16e68
poll_fd_bsd0x16ca8
printable0x10b6c
proxy_inet_addr0x49cc
proxy_inet_addr_list0x4b44
rand_sleep0x10be0
readllines0x10c7c
ring_append0x10f20
ring_detach0x10f48
ring_init0x10f18
ring_prepend0x10f34
safe_getenv0x10f5c
safe_open0x10fa8
sane_basename0x15aac
sane_connect0x1141c
sane_dirname0x15b98
set_inet_windowsize0x15d04
set_mail_conf_bool0x2090
set_mail_conf_int0x2380
set_mail_conf_long0x279c
set_mail_conf_nbool0x4e34
set_mail_conf_str0x2cf8
set_mail_conf_time0x2f78
set_mail_conf_time_int0x3078
sock_addr_cmp_addr0x11490
sock_addr_cmp_port0x1152c
sock_addr_in_loopback0x11580
sockaddr_to_hostaddr0xf0cc
sockaddr_to_hostname0xf144
split_at0x115f4
split_at_right0x11614
split_nameval0x11634
split_qnameval0x19eb4
str_long_name_mask_opt0x10004
str_name_code0xfa0c
str_name_mask_opt0xfc94
strcasecmp_utf8x0x19cc0
strncasecmp_utf8x0x19db4
timed_connect0x117b8
timed_read0x1187c
timed_write0x11968
trimblanks0x11a54
unix_connect0x11aa0
unsafe0x11bec
update_env0x61f0
util_utf8_enable0x284d0
valid_hostaddr0x11df0
valid_hostname0x11c48
valid_hostport0x12270
valid_ipv4_hostaddr0x120dc
valid_ipv6_hostaddr0x11ea0
valid_utf8_hostname0x185e4
valid_utf8_string0x1a014
var_alias_db_map0x284e8
var_bounce_service0x284f0
var_bundle_rcpt0x284f8
var_cleanup_service0x28500
var_command_dir0x28508
var_compat_level0x28510
var_config_dir0x28518
var_config_dirs0x28520
var_cyrus_sasl_authzid0x28528
var_daemon_dir0x28530
var_daemon_open_fatal0x28538
var_daemon_timeout0x2853c
var_data_dir0x28540
var_db_create_buf0x28548
var_db_read_buf0x2854c
var_db_type0x28550
var_debug_peer_level0x28558
var_debug_peer_list0x28560
var_default_gid0x28568
var_default_privs0x28570
var_default_uid0x28578
var_defer_service0x28580
var_delay_max_res0x28588
var_disable_dns0x2858c
var_disable_mime_input0x28590
var_disable_mime_oconv0x28594
var_dns_ncache_ttl_fix0x28598
var_dont_remove0x2859c
var_double_bounce_sender0x285a0
var_drop_hdrs0x285a8
var_dsn_filter0x285b0
var_error_service0x285b8
var_event_drain0x285c0
var_export_environ0x285c8
var_fault_inj_code0x285d0
var_fflush_domains0x285d8
var_flock_delay0x285e0
var_flock_stale0x285e4
var_flock_tries0x285e8
var_flush_service0x285f0
var_fork_delay0x285f8
var_fork_tries0x285fc
var_hash_queue_depth0x28600
var_hash_queue_names0x28608
var_header_limit0x28610
var_helpful_warnings0x28614
var_idle_limit0x28618
var_idna2003_compat0x2861c
var_import_environ0x28620
var_in_flow_delay0x28628
var_inet_interfaces0x28630
var_inet_protocols0x28638
var_inet_windowsize0x28640
var_int_filt_classes0x28648
var_ipc_idle_limit0x28650
var_ipc_timeout0x28654
var_ipc_ttl_limit0x28658
var_line_limit0x2865c
var_lmdb_map_size0x28660
var_long_queue_ids0x28668
var_mail_name0x28670
var_mail_owner0x28678
var_mail_release0x28680
var_mail_version0x28688
var_message_limit0x28690
var_meta_dir0x28698
var_mime_bound_len0x286a0
var_mime_maxdepth0x286a4
var_multi_conf_dirs0x286a8
var_multi_enable0x286b0
var_multi_group0x286b8
var_multi_name0x286c0
var_multi_wrapper0x286c8
var_mydest0x286d0
var_mydomain0x286d8
var_myhostname0x286e0
var_mynetworks0x286e8
var_mynetworks_style0x286f0
var_myorigin0x286f8
var_oldlog_compat0x28700
var_owner_gid0x28704
var_owner_uid0x28708
var_ownreq_special0x2870c
var_par_dom_match0x28710
var_pickup_service0x28718
var_pid0x28720
var_pid_dir0x28728
var_proc_limit0x28730
var_procname0x28738
var_proxy_interfaces0x28740
var_proxymap_service0x28748
var_proxywrite_service0x28750
var_queue_dir0x28758
var_queue_service0x28760
var_rcpt_delim0x28768
var_relay_domains0x28770
var_relayhost0x28778
var_rewrite_service0x28780
var_server_config_dir0x28788
var_sgid_gid0x28790
var_sgid_group0x28798
var_shlib_dir0x287a0
var_showq_service0x287a8
var_smtputf8_autoclass0x287b0
var_smtputf8_enable0x287b8
var_soft_bounce0x287bc
var_starttime0x287c0
var_strict_7bit_hdrs0x287c8
var_strict_8bit_body0x287cc
var_strict_8bitmime0x287d0
var_strict_encoding0x287d4
var_strict_smtputf80x287d8
var_syslog_facility0x287e0
var_syslog_name0x287e8
var_token_limit0x287f0
var_trace_service0x287f8
var_transit_dest0x28800
var_transit_origin0x28808
var_trigger_timeout0x28810
var_use_limit0x28814
var_verify_neg_cache0x28818
var_verify_service0x28820
var_verp_delims0x28828
var_verp_filter0x28830
vbuf_get0x12378
vbuf_print0x12568
vbuf_put0x123cc
vbuf_read0x12428
vbuf_unget0x12324
vbuf_write0x124c8
vdsb_simple0x15a0
verp_delims_verify0x4d4c
verp_sender0x4b8c
vmsg_error0xe7e4
vmsg_fatal0xe854
vmsg_fatal_status0xe8c4
vmsg_info0xe764
vmsg_panic0xe934
vmsg_warn0xe7a8
vstream_bufstat0x147a4
vstream_control0x142b0
vstream_fclose0x13fc0
vstream_fdclose0x14150
vstream_fdopen0x13d50
vstream_fflush0x13e98
vstream_fopen0x13e3c
vstream_fprintf0x141fc
vstream_fpurge0x135e4
vstream_fputs0x14238
vstream_fseek0x136f0
vstream_fstd0x28018
vstream_ftell0x13cb4
vstream_peek0x14850
vstream_peek_data0x1487c
vstream_printf0x141b4
vstream_vfprintf0x1477c
vstream_vprintf0x14744
vstring_alloc0x14998
vstring_ctl0x14b00
vstring_export0x15138
vstring_free0x14ac8
vstring_get0x154a8
vstring_get_bound0x15764
vstring_get_nonl0x15588
vstring_get_nonl_bound0x15874
vstring_get_null0x1567c
vstring_get_null_bound0x15994
vstring_import0x15164
vstring_insert0x14f8c
vstring_memcat0x14eec
vstring_memchr0x14f58
vstring_memcpy0x14e84
vstring_prepend0x1507c
vstring_sprintf0x151e4
vstring_sprintf_append0x15264
vstring_sprintf_prepend0x15310
vstring_strcat0x14d4c
vstring_strcpy0x14c0c
vstring_strncat0x14ddc
vstring_strncpy0x14ca0
vstring_truncate0x14b90
vstring_vsprintf0x15210
vstring_vsprintf_append0x152c4
warn_compat_break_app_dot_mydomain0x28838
warn_compat_break_chroot0x2883c
warn_compat_break_flush_domains0x28840
warn_compat_break_mynetworks_style0x28844
warn_compat_break_relay_domains0x28848
warn_compat_break_smtputf8_enable0x2884c
warn_fstat0x16654
warn_lstat0x16624
warn_stat0x165f4