Managed XDR

c-users-user-appdata-l...mp-mousocoreworker.exe (Lorenz) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
c-users-user-appdata-local-temp-mousocoreworker.exe
Тип файла
PE32 executable (console) Intel 80386, for MS Windows, UPX compressed
Размер файла
273.5 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
89f05856c64537722ee27aefac308144300141f7
SHA256
d8f0a7e93a7b55456b3494b8f1c448643ce29697ed1cf5520ed0a29816f8169a
MD5
90fccd9ed94b3e62db273076b9a2d199

Вредоносное ПО

  • Lorenz

Сигнатуры

Execution

T1053.005 persistence_autorun: Makes itself run automatically on Windows startup
T1047 has_wmi: Executes one or several WMI requests

Persistence

T1053.005 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1053.005 persistence_autorun: Makes itself run automatically on Windows startup
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

T1218 wmic_create_process: Creates a process using wmic.exe utility
T1027.002 packer_upx: The executable file is compressed using UPX
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
T1070 stealth_window: A process created a hidden window

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1057 has_wmi: Executes one or several WMI requests
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name

Impact

T1486 ransomware_extensions: Ransomware(s) Lorenz indicators detected (specific extension is added to files)
T1486 mass_data_encryption: Encrypts data using the same key (possible ransomware behaviour)

Other

yara_rules: Static rules
ce_info: Lorenz Configuration Data found
lorenz: Detected Lorenz ransomware
creates_exe: Creates executable files in the file system
creates_in_windows: Creates files in the Windows directory
copies_self: Creates a copy of itself
executes_dropped_exe: Executes dropped exe files
break_limit_exceeded: Warning: function calls limit has been exceeded
get_policy_info: Retrieves information about a Policy object
writes_data: Writes big amount of data to disk
suricata_alert: Malicious traffic detected

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