Managed XDR

document_signed.doc (njRAT) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
document_signed.doc
Тип файла
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1251, Author: Administrator, Template: Normal.dotm, Last Saved By: Administrator, Revision Number: 13, Name of Creating Application: Microsoft Office Word, Total Editing Time: 35:00, Create Time/Date: Thu May 2 15:14:00 2024, Last Saved Time/Date: Fri May 3 05:08:00 2024, Number of Pages: 1, Number of Words: 0, Number of Characters: 1, Security: 0
Размер файла
254.5 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
8afba7c26e49a3a70cd536ac3447921b525266a5
SHA256
180cf71cc05b2d3db5b3e6882679e2b857f37253cba8ec0ed13560d879cf7dcd
MD5
85a0bfc8b9fa921a6c1092929212807c

Вредоносное ПО

  • njRAT

Сигнатуры

Execution

T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macro
T1064 office_macros_autoexec: The document contains an auto-start macro
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)

Privilege Escalation

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

T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macro
T1064 office_macros_autoexec: The document contains an auto-start macro
T1497.001 antivm_queries_computername: Retrieves the computer name
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

T1083 checks_recent_files: Attempt to check recently opened files through registry
T1497.001 antivm_queries_computername: Retrieves the computer name
T1135 server_share_info: Retrieves information about each shared resource on a server

Other

yara_rules: Static rules
unexpected_exception: Unexpected exception
office_summary: The document contains suspicious metadata
create_rpc_bindings: Creates RPC connection
error_drawtext: An error occured while executing the file
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call

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