Managed XDR

vtdl_s2lo0z66 — malware analysis report

File info

Filename
vtdl_s2lo0z66
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 936, Author: Administrator, Last Saved By: Administrator, Name of Creating Application: WPS Office, Create Time/Date: Thu Oct 29 01:22:55 2020, Last Saved Time/Date: Fri Oct 8 01:35:26 2021, Security: 0
File size
54 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
cb61e26e8ef77e974189f0c35fdad704ab334d7d
SHA256
93765835922aa9846c63ddb7cc6affd7a270f024122c46b629a33e444c6235c2
MD5
a5045c05136f3c3b95109d17b6c9cc0f

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