Managed XDR

r1bnnnf.eml — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
r1bnnnf.eml
Тип файла
RFC 822 mail, ASCII text, with CRLF line terminators
Размер файла
69.1 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
4406a582fa4a5461470ca2d16262ddf242fea6ee
SHA256
35a388780948cc284397f851cc69a86693a3f2608964a9b710d88c4f12c40f78
MD5
6a94821db0cd0ba3f8e856e22666377c

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

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
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1070.004 self_removal_command: Executes command to delete itself
T1480 system_default_lang_id_present: Checks the system language

Credential Access

T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_mail: Collects personal data from local email clients
T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

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
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Collection

T1113 screenshot_file: Possibly, makes a screenshot and saves it to a file
T1114 infostealer_mail: Collects personal data from local email clients

Command and Control

T1071.001 wininet_openurl: Performs HTTP/HTTPS-requests using InternetOpenUrl

Exfiltration

T1022 encrypts_pc_info: Collects and encrypts information about the computer (possibly for exfiltration)

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_message: Ransomware indicators detected (possible ransom message creation)
T1486 mass_data_encryption: Encrypts data using the same key (possible ransomware behaviour)
T1565.001 overwrites_firefox_settings: Modifies Mozilla Firefox settings

Other

yara_rules: Static rules
creates_in_windows: Creates files in the Windows directory
cryptolocker_wallpaper: Ransomware indicators detected (changes the desktop wallpaper file)
dns_without_resolve: DNS query without a response
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
creates_in_programdata: Creates files in the ProgramData directory
writes_data: Writes big amount of data to disk