Managed XDR

smnss.exe (Mydoom, DNS Sinkhole) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
smnss.exe
Тип файла
PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows
Размер файла
119.1 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
d265732f591e8ef2d76896834a33f7457b3252ea
SHA256
313a6bfd2ce4e501c164d7bcb7f4d5d16cef7816140052a62ce4741b9708228d
MD5
dd57e2ea4b03d5052d138cddf1ce1015

Вредоносное ПО

  • Mydoom
  • DNS Sinkhole

Сигнатуры

Resource Development

T1585.001 social_facebook: Connects to Facebook domains (potentially for information gathering)
T1586.001 social_facebook: Connects to Facebook domains (potentially for information gathering)

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1497.001 antivm_generic_scsi: Attempts to detect virtualization by SCSI Disk Identifier
T1027.002 packer_polymorphic: Creates a modified copy of itself
T1564.001 stealth_file: Creates hidden or system files
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1497.001 antivm_generic_scsi: Attempts to detect virtualization by SCSI Disk Identifier
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1518 locates_browser: Attempts to identify where browsers are installed

Command and Control

T1071.003 network_smtp: Sends emails, possibly SPAM
T1568.002 dga_domains: Connects to DGA domains
T1071.001 network_http: Performs HTTP requests

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
executes_dropped_exe: Executes dropped exe files
creates_in_windows: Creates files in the Windows directory
copies_self: Creates a copy of itself
network_bind: Starts servers listening at 0.0.0.0:3159
creates_exe: Creates executable files in the file system
dns_without_resolve: DNS query without a response
network_ftp: Performs FTP requests
access_recyclebin: Manipulation with recyclebin detected
get_policy_info: Retrieves information about a Policy object
pe_overlay: PE file contains overlay

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