Managed XDR

09a0e87008e34a7a434c5d...f6a90edf8c3fccd54.json (Ryuk) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
09a0e87008e34a7a434c5d853600f693ab9de181e1f863ef6a90edf8c3fccd54.json
Тип файла
PE32 executable (GUI) Intel 80386, for MS Windows
Размер файла
131.5 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
9a2155e3b5471ca8321e8c74edb277c9a8e756e0
SHA256
09a0e87008e34a7a434c5d853600f693ab9de181e1f863ef6a90edf8c3fccd54
MD5
a5e03a5150537126dffcf2391dfab934

Вредоносное ПО

  • Ryuk

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

T1222 icacls: May obtain or change Discretionary access control lists (DACLs)
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Discovery

T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions

Collection

T1074.001 access_recyclebin: Manipulation with recyclebin detected

Impact

T1486 modifies_files2: Cryptolocker indicators detected (100 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 100 or more files)
T1486 ransomware_files: Ransomware indicators detected Ryuk (creates keys and the instruction on how to unlock the files)
T1486 ransomware_extensions: Ransomware(s) Ryuk indicators detected (specific extension is added to files)
T1486 ransomware_files_2: Ransomware(s) Ryuk 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)

Other

yara_rules: Static rules
ryuk: Detected Ryuk ransomware
no_graphical_activity: No graphic activity
writes_data: Writes big amount of data to disk

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