Managed XDR

vtdl_uqye08jc — malware analysis report

File info

Filename
vtdl_uqye08jc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: LinhVu PC, Last Saved By: Admin, Name of Creating Application: Microsoft Excel, Last Printed: Wed Sep 14 01:24:55 2022, Create Time/Date: Mon Apr 18 14:24:32 2022, Last Saved Time/Date: Thu Jan 18 04:02:32 2024, Security: 0
File size
97.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
414c1e8faaca8c118eeaaaf1f9dc9e1049af6e91
SHA256
c615f0caa1893efc6eefbe6a4bfc5559ba8e692d81a133080cd4bb2b2fd9068e
MD5
fbea7c264daba6a3a54ab246674b5c4a

Signatures

Execution

T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro

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

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
T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro

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
creates_doc: Creates (office) documents in the file system
office_summary: The document contains suspicious metadata
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