Managed XDR

vtdl_1748824976_rvnjgi4t — malware analysis report

File info

Filename
vtdl_1748824976_rvnjgi4t
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 936, Last Saved By: an, Name of Creating Application: WPS , Last Printed: Thu Sep 30 04:08:01 2021, Create Time/Date: Fri Aug 27 01:36:07 2021, Last Saved Time/Date: Mon Oct 11 01:00:52 2021, Security: 0
File size
1.5 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
2b8fc041c211b3642db7132d251a26c534f612af
SHA256
2ad644cbb65086cf68b2b83b04596b4ce505ded9a3ae78861b08ef0c2bbab25b
MD5
8e1e667cdbca89c526580c10ae7653cc

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