Managed XDR

vtdl_1739178690_7u78p6f0 — malware analysis report

File info

Filename
vtdl_1739178690_7u78p6f0
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1258, Author: Spec Vina, Last Saved By: admin, Name of Creating Application: Microsoft Excel, Last Printed: Thu Jul 6 06:46:16 2023, Create Time/Date: Tue Jan 17 01:56:26 2023, Last Saved Time/Date: Mon Feb 10 04:46:56 2025, Security: 0
File size
430 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
052dd3b75d87418575158e57a68ea982fb4565b7
SHA256
b9ed383aa8165901e2fe399d948de38911614964ae903c8b336f82f64344c92e
MD5
c34eca77b01e9cb58f872a16ad6adf11

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
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

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1027 office_macros_entropy: The document contains a macro with high entropy (a 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 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1083 checks_recent_files: Attempt to check recently opened files through registry

Other

yara_rules: Static rules
creates_doc: Creates (office) documents in the file system
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
office_summary: The document contains suspicious metadata
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