Managed XDR

2c120a4de5eb22193d5fdd...ba1c8cf68f-dropped.bin (Virlock) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
2c120a4de5eb22193d5fdd91751e72c6f4cc220800d4bcd5b2308dba1c8cf68f-dropped.bin
Тип файла
PE32 executable (GUI) Intel 80386, for MS Windows
Размер файла
719 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
b93cf134a48bdb407ae29192d11d3b7df8ac185e
SHA256
2c120a4de5eb22193d5fdd91751e72c6f4cc220800d4bcd5b2308dba1c8cf68f
MD5
024cd5bd5488afc7f2d9c11e26ba3965

Вредоносное ПО

  • Virlock

Сигнатуры

Execution

T1204.002 mimics_extension: Attempts to mimic the file extension

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1574 dropper_dll: Creates DLL, which is then loaded into the process

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
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Defense Evasion

T1564.001 hides_original_file: Makes original executable file hidden
T1562 disables_uac: Disable UAC
T1564.001 stealth_file: Creates hidden or system files
T1112 stealth_hidden_extension: Attempts to change system settings so that file extensions won't be displayed
T1112 stealth_hiddenreg: Attempts to change Explorer settings so that hidden files won't be displayed
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_queries_computername: Retrieves the computer name
T1480 system_default_lang_id_present: Checks the system language
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1036 mimics_extension: Attempts to mimic the file extension
T1070 stealth_window: A process created a hidden window

Credential Access

T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_mail: Collects personal data from local email clients
T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1518 recon_programs: Collects information about installed programs
T1057 process_interest: Enumerates processes
T1497.001 antivm_queries_computername: Retrieves the computer name

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Command and Control

T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.001 network_http: Performs HTTP requests

Impact

T1486 ransomware_windows_possible: Ransomware indicators detected (possible ransom window creation)
T1486 modifies_files: Cryptolocker indicators detected (renamed 5 or more files)

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
static_pe_anomaly: The PE file structure contains anomalies
dead_host: Connects to IP addresses that do not respond to requests
executes_dropped_exe: Executes dropped exe files
create_rpc_bindings: Creates RPC connection
access_recyclebin: Manipulation with recyclebin detected
creates_in_programdata: Creates files in the ProgramData directory
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
suricata_alert: Malicious traffic detected

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