Managed XDR

vtdl_1731717644_syktjq2f — malware analysis report

File info

Filename
vtdl_1731717644_syktjq2f
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 936, Author: zjsw-ls54545, Name of Creating Application: WPS Office, Create Time/Date: Thu Apr 29 07:46:22 2021, Last Saved Time/Date: Thu May 13 00:22:44 2021, Security: 0
File size
50 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
af9afc36ca02d2d8d756d8ed854208a9abfd4b9d
SHA256
2ed540b2f7f3942fd704ae4690587da7e565114dfda5989b204f00af96d60b60
MD5
530c68c3378cadc490f00f842fb3af55

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 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 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

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