Managed XDR

sp1.exe (Ryuk) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
sp1.exe
Тип файла
PE32 executable (GUI) Intel 80386, for MS Windows
Размер файла
118.5 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
032e0b9a0bf012401507be974ee6bdb3e6726fd7
SHA256
ffbf608aaef69e1ee53f8303c685604dd584985f809d19f6cbc914fa86b3ae66
MD5
a31089dc3cafe77c39268273d689193b

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

T1564.001 stealth_file: Creates hidden or system files
T1497.001 antivm_generic_services: Enumerates services, possibly for anti-virtualization
T1222 icacls: May obtain or change Discretionary access control lists (DACLs)
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_network_adapters: Checks NIC addresses
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
T1070 stealth_window: A process created a hidden window

Discovery

T1497.001 antivm_generic_services: Enumerates services, possibly for anti-virtualization
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes
T1497.001 antivm_network_adapters: Checks NIC addresses

Collection

T1074.001 access_recyclebin: Manipulation with recyclebin detected

Command and Control

T1095 network_icmp: Creates ICMP traffic

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_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)
T1489 net_stop: Stops services through the use of net stop

Other

yara_rules: Static rules
ryuk: Detected Ryuk ransomware
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
no_graphical_activity: No graphic activity
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

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