Managed XDR

vtdl_fyoao2fd — malware analysis report

File info

Filename
vtdl_fyoao2fd
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Tien TCCB, Last Saved By: Admin, Name of Creating Application: Microsoft Excel, Last Printed: Fri Dec 15 09:16:15 2023, Create Time/Date: Fri Dec 15 09:18:15 2023, Last Saved Time/Date: Mon Dec 18 04:10:18 2023, Security: 0
File size
45 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
00d3681aefdaf22c306b31958ac1ed6c84e54611
SHA256
ef0c7ea506197f3ade58bc76378eb6cb0fe5b9d441ac1d097967b783f53c313b
MD5
c9306c6f22acde5b6b6b3a4dd73773c8

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
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: 4)
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

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