Managed XDR

svchost.exe (Conti) — отчёт о динамическом анализе вредоносного файла

Информация о файле

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

Окружение

w10/x64 en

Хеши

SHA1
4eb26267637ea679f88d1034f27c1a90b33156a8
SHA256
f753119d92b63abbc30cddd4bf723d263c725bb07d9b96dbb49c1b8abf683fb8
MD5
af904fc178df2889f90c36257da84a88

Вредоносное ПО

  • Conti

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

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1036 system_procname: Created a process named as a common system process
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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

T1552 infostealer_mail: Collects personal data from local email clients
T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1057 has_wmi: Executes one or several WMI requests
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes
T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name
T1016 get_hostname: Attempts to get hostname

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Impact

T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1486 modifies_files2: Cryptolocker indicators detected (500 or more files are modified)
T1486 ransomware_files: Ransomware indicators detected Conti (creates keys and the instruction on how to unlock the files)
T1486 ransomware_files_2: Ransomware(s) Conti 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 behavior)
T1489 service_control_stop: Stops services via ControlService

Other

yara_rules: Static rules
network_bind: Starts servers listening at None
suspicious_process: Spawns a suspicious process
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
creates_in_programdata: Creates files in the ProgramData directory
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services

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