Managed XDR

vtdl_1752106491_a2tyfs51 (Buran, Conti, Bazar Loader) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
vtdl_1752106491_a2tyfs51
Тип файла
PE32+ executable (GUI) x86-64, for MS Windows
Размер файла
252 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x64 en

Хеши

SHA1
710b42c79aa4060ed2b8dfb2961dd7ad62d7dd8c
SHA256
8381bb5e4f1bd2027accbd25a6680789f45d999607e2e7e7e4ecb770c6d6f406
MD5
ea5c8b65fab693986d98a97d0bc28065

Вредоносное ПО

  • Buran
  • Conti
  • Bazar Loader

Сигнатуры

Execution

T1047 has_wmi: Executes one or several WMI requests

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1497 evasion_prefetch: Attempts to detect Sandbox by process run count
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

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

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_prefetch: Attempts to detect Sandbox by process run count

Collection

T1074.001 access_recyclebin: Manipulation with recyclebin detected

Impact

T1486 modifies_files2: Cryptolocker indicators detected (500 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies
T1486 ransomware_extensions: Ransomware(s) Buran, Conti 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
ransomware_shadowcopy: Removes volume shadow copies
creates_in_windows: Creates files in the Windows directory
no_graphical_activity: No graphic activity
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
writes_data: Writes big amount of data to disk

Похожие отчёты

Managed XDR