Managed XDR

vtdl_1739172076_b7x11fl8 — malware analysis report

File info

Filename
vtdl_1739172076_b7x11fl8
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 950, Author: Administrator, Revision Number: 1, Name of Creating Application: Microsoft Excel, Last Printed: Thu Apr 6 07:19:25 2023, Create Time/Date: Tue Dec 17 01:32:42 1996, Last Saved Time/Date: Thu Dec 12 04:06:16 2024, Number of Pages: 0, Number of Words: 0, Number of Characters: 0, Security: 0
File size
118.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
8d79deea2af9e0759443befc09eea869825ff7fa
SHA256
dfbb8e7bea7338d633795d91c0cbb28e0b26d436cfcd466f75270dc66e5b0a28
MD5
6f54e1fa05b69191605520bf009ddadf

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 19)
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: 19)
T1064 office_macros_autoexec: The document contains an auto-start macro
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
office_summary: The document contains suspicious metadata
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call