Managed XDR

temp-47-.eml (XWorm) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
temp-47-.eml
Тип файла
RFC 822 mail, ASCII text, with CRLF line terminators
Размер файла
356.5 KB
Первое обнаружение
Последнее обнаружение

Окружение

w10/x86 en

Хеши

SHA1
2647c534f7a1ffd85ef219ffa1ef81b3c57f7f8f
SHA256
6ead8a2836a5f3b17c0fdc0d117a29d93559925f1e7fb2ecd8f930b001fe2e7c
MD5
f6b9b6bd5f126197bca052ea5c2fa6ad

Вредоносное ПО

  • XWorm

Сигнатуры

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process
T1059 powershell_cmd_longcommandline: Suspiciously long commandline
T1204.002 mimics_extension: Attempts to mimic the file extension
T1059.001 suspicious_process: Spawns a suspicious process
T1047 has_wmi: Executes one or several WMI requests
T1059.003 suspicious_batch: Suspicious batch

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

T1036 mimics_extension: Attempts to mimic the file extension
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497.001 antivm_queries_computername: Retrieves the computer name
T1027 many_env_vars: An extensive number of environment variables has been created (possible sign of obfuscation)
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

T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1518.001 wmi_check_av: Uses WMI to check for installed antivirus software
T1082 has_wmi: Executes one or several WMI requests
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antivm_queries_computername: Retrieves the computer name

Exfiltration

T1022 encrypts_pc_info: Collects and encrypts information about the computer (possibly for exfiltration)

Other

suricata_alert: Malicious traffic detected
networkdyndns_checkip: Connects to a Dynamic DNS domain
creates_exe: Creates executable files in the file system
ps_ep_changed: Changes Powershell execution policy
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk

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