Managed XDR

penta_ransomware.exe (BlackMatter, Lockbit, Chaos) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
penta_ransomware.exe
Тип файла
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
Размер файла
4.8 MB
Первое обнаружение
Последнее обнаружение

Окружение

w10/x64 en

Хеши

SHA1
9bfc52fd60d59f3e8099500f93e9d1cdf9406f95
SHA256
731ae34ad274d6a137ccc917ba3bd3fcea1c1354f7d069bc53e47cd03905c4bf
MD5
dacfd5bf3db27d49d93ebd445e6a04fd

Вредоносное ПО

  • BlackMatter
  • Lockbit
  • Chaos

Сигнатуры

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_upx: The executable file is compressed using UPX
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
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

T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_mail: Collects personal data from local email clients
T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)
T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files
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
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization

Collection

T1114 infostealer_mail: Collects personal data from local email clients
T1115 set_clipboard_data: Sets data to clipboard

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Impact

T1486 ransomware_message: Ransomware indicators detected (possible ransom message creation)

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
copies_self: Creates a copy of itself
cryptolocker_wallpaper: Ransomware indicators detected (changes the desktop wallpaper file)
network_bind: Starts servers listening at None
creates_suspended_process: Creates suspended process
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
access_recyclebin: Manipulation with recyclebin detected
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
pe_overlay: PE file contains overlay
open_winlogon_process: Trying to open winlogon process

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Managed XDR