Managed XDR

vtdl_a_onxfl7 — malware analysis report

File info

Filename
vtdl_a_onxfl7
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: Mr Ngoc, Last Saved By: MAY TINH, Name of Creating Application: Microsoft Excel, Last Printed: Sun Apr 14 06:24:53 2024, Create Time/Date: Sun Jan 30 00:37:57 2005, Last Saved Time/Date: Sun Apr 14 07:27:05 2024, Security: 0
File size
3.4 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
137ac5a4c354ad310b1f1bbb309264de51cc16e0
SHA256
b662ae9113782a54f223627007d2c4fc2bf61ded8f35f53ae2fe3628ec1998db
MD5
658b5bad4ea295f2ea1c59a32e592534

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 286)
T1064 office_macros_autoexec: The document contains an auto-start macro
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

T1064 office_macros: The document contains macroses (total: 286)
T1064 office_macros_autoexec: The document contains an auto-start macro
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

T1083 checks_recent_files: Attempt to check recently opened files through registry
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
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