Managed XDR

ransomware.exe (Neshta, Lockbit) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
ransomware.exe
Тип файла
PE32 executable (GUI) Intel 80386, for MS Windows
Размер файла
653.5 KB
Первое обнаружение
Последнее обнаружение

Окружение

w10/x64 en

Хеши

SHA1
f7d48de964ac4f7d0da04945042164111d21205a
SHA256
72cd5155f579dafc07836de6d17f096ce820fa3d087035f23a344b4530f63f09
MD5
811ff9d270089a3fdf2a223e656aee99

Вредоносное ПО

  • Neshta
  • Lockbit

Сигнатуры

Privilege Escalation

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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1036 system_filename: Created a file named as a common system file
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization

Credential Access

T1552 infostealer_mail: Collects personal data from local email clients
T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1016 get_hostname: Attempts to get hostname

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Impact

T1486 modifies_files2: Cryptolocker indicators detected (500 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1489 stops_service: Stops Windows services
T1565.001 overwrites_firefox_settings: Modifies Mozilla Firefox settings
T1486 ransomware_message: Ransomware indicators detected (possible ransom message creation)
T1486 ransomware_files: Ransomware indicators detected Lockbit (creates keys and the instruction on how to unlock the files)
T1489 change_service_config: Stops services via ChangeServiceConfig

Other

yara_rules: Static rules
ce_info: Lockbit Configuration Data found
lockbit: Detected ransomware Lockbit
creates_exe: Creates executable files in the file system
creates_in_windows: Creates files in the Windows directory
network_bind: Starts servers listening at None
executes_dropped_exe: Executes dropped exe files
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
access_recyclebin: Manipulation with recyclebin detected
creates_in_programdata: Creates files in the ProgramData directory
neshta_mutexes: Neshta is detected: mutex
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay

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