Managed XDR

malll.zip (Conti, Babuk) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
malll.zip
Тип файла
Zip archive data, at least v2.0 to extract
Размер файла
757.9 KB
Первое обнаружение
Последнее обнаружение

Окружение

w10/x64 en

Хеши

SHA1
afb9c6a11b22112aaeec79cf7441c6a1439b9685
SHA256
be060f251a946ddd961eebcb4ec02d0c6854170ea2a600a64d328863f9a6ec8c
MD5
42b7d17ad81b040544318f96e8033f78

Вредоносное ПО

  • Conti
  • Babuk

Сигнатуры

Execution

T1047 has_wmi: Executes one or several WMI requests

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1136.001 add_user: Creates a new Windows user account
T1098 add_user_to_admin: Adds an elevated user to a group
T1098 add_user_to_group: Adds user to a group

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1098 add_user_to_admin: Adds an elevated user to a group
T1098 add_user_to_group: Adds user to a group
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

T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1070.004 deletes_self: Moves to different location or removes the original executable file
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1562 firewall_disable: Disables Firewall
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
T1497.001 antivm_queries_computername: Retrieves the computer name
T1070 stealth_window: A process created a hidden window

Credential Access

T1552 infostealer_mail: Collects personal data from local email clients
T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
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)
T1057 process_interest: Enumerates processes
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antivm_queries_computername: Retrieves the computer name
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)
T1565.001 overwrites_firefox_settings: Modifies Mozilla Firefox settings
T1490 wbadmin_delete_backup: Removes system backup copies using wbadmin utility
T1486 ransomware_files: Ransomware indicators detected Babuk (creates keys and the instruction on how to unlock the files)
T1486 ransomware_files_2: Ransomware(s) WaspLocker indicators detected (creates keys and the instruction on how to unlock the files)
T1486 mass_data_encryption: Encrypts data using the same key (possible ransomware behaviour)
T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies
T1489 service_control_stop: Stops services via ControlService

Other

yara_rules: Static rules
locker_taskmgr: Disables Windows Task Manager
ransomware_shadowcopy: Removes volume shadow copies
ransomware_bcdedit: Runs bcdedit commands specific to ransomware
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
break_limit_exceeded: Warning: function calls limit has been exceeded
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
many_files_in_archive: The archive contains more than 5 files

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Managed XDR