Managed XDR

1482741.eml (njRAT) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
1482741.eml
Тип файла
SMTP mail, ASCII text, with very long lines, with CRLF line terminators
Размер файла
743.2 KB
Первое обнаружение
Последнее обнаружение

Окружение

w10/x86 en

Хеши

SHA1
821609c969f9c492ad877a5bd6c56cdbd91501f3
SHA256
e77124e794712e120b5ceed6a155b7ec72db26f1642a257bd9a8e5ad86720218
MD5
013234b297a6bb6a80005eb3958ae457

Вредоносное ПО

  • njRAT

Сигнатуры

Privilege Escalation

T1055 injection_failed: The attempt to inject into a process has failed
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1218 bypass_dev_utils: Executing .NET utility in a suspended state, potentially for injection
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1055 injection_failed: The attempt to inject into a process has failed
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1070 stealth_window: A process created a hidden window

Other

yara_rules: Static rules
unpacker_wrong_base: Possibly, an error occured in the file unpacker
pe_in_bcryptdecrypt: PE found in BCryptDecrypt function
no_graphical_activity: No graphic activity
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
creates_suspended_process: Creates suspended process
dotnet_antimetadata_analysis: Dotnet program has anti-analysis tricks
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
dotnet_obfuscated: Dotnet program is potentially obfuscated
test_check_service: Starts services
dotnet_use_suspicious_functions: Dotnet program potentially uses suspicious functions/modules
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint
suricata_alert: Malicious traffic detected

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