Managed XDR

vtdl_1733310518__nqvq5zx — malware analysis report

File info

Filename
vtdl_1733310518__nqvq5zx
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 936, Name of Creating Application: Microsoft Excel, Last Printed: Mon Dec 14 00:20:35 2020, Create Time/Date: Wed Apr 29 03:38:38 2020, Last Saved Time/Date: Tue Jun 14 07:32:25 2022, Security: 0
File size
132.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
0b1e0298b71e3ffe764eb74e095a0be8b38d4a83
SHA256
a8fe9c71313625c97b80edc76c170e93df499feb6d8bcc7b6640b312229b284f
MD5
4efb14ee0c9e02d0beb3831ae6cb2ddf

Signatures

Execution

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

T1564 office_vba_stomping: VBA Stomping was detected in the document (the VBA source code and P-code are different)
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
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
break_limit_exceeded: Warning: function calls limit has been exceeded
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