Managed XDR

malware-souk-main-corp...40e75dfa023a73d34c.zip (ragnarok, ragnarok) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
malware-souk-main-corpus-ragnarok-samples-b7319f3e21c3941fc2a960b67a150b02f1f3389825164140e75dfa023a73d34c.zip
Тип файла
Zip archive data, at least v2.0 to extract
Размер файла
117.8 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
153a44bef1fd5e53f6e3b921425d62e2dc0f6d67
SHA256
f633efd772eeed62cbd88d0d436a322e0c40b45f3858bc3845a4c45947febd55
MD5
e86569330dd04ca9a6785a864ec3da36

Вредоносное ПО

  • ragnarok
  • ragnarok

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 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_queries_computername: Retrieves the computer name
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

T1552 infostealer_mail: Collects personal data from local email clients
T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1503 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)
T1057 process_interest: Enumerates processes
T1497.001 antivm_queries_computername: Retrieves the computer name

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)
T1486 ransomware_extensions: Ransomware(s) ragnarok indicators detected (specific extension is added to files)
T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies
T1486 ransomware_message: Ransomware indicators detected (possible ransom message creation)
T1565.001 overwrites_firefox_settings: Modifies Mozilla Firefox settings

Other

yara_rules: Static rules
ransomware_shadowcopy: Removes volume shadow copies
only_exec_in_archive: The archive contains only an executable file
creates_exe: Creates executable files in the file system
break_limit_exceeded: Warning: function calls limit has been exceeded
checks_install_language: Checks Windows installation language
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
archive_password_infected: Archive is protected by 'infected' password
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk