Managed XDR

vtdl_llxptgqy — malware analysis report

File info

Filename
vtdl_llxptgqy
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, Code page: 936, Author: admin, Last Saved By: NTKO, Name of Creating Application: Microsoft Excel, Create Time/Date: Thu Mar 26 04:15:00 2020, Last Saved Time/Date: Mon Oct 26 09:21:06 2020, Security: 0
File size
41.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
e2aff7d145766e6aaa904b3efee51d76f2d42631
SHA256
3ddddc897b441a48b74358bba7ae0d18b2797416c72b81bc4b58ae67c9ed6a2e
MD5
00055dd1a74ace90f1cac3c1464175ca

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