Managed XDR

vtdl_b2ehm432 — malware analysis report

File info

Filename
vtdl_b2ehm432
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: admin, Last Saved By: quanmeo, Name of Creating Application: Microsoft Excel, Last Printed: Mon Feb 19 01:10:35 2024, Create Time/Date: Mon Oct 14 23:33:28 1996, Last Saved Time/Date: Thu Feb 22 11:28:19 2024, Security: 0
File size
45.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
83171be271aae3dbb0883dc0872849bd08429d99
SHA256
28b6ad43cf89ad668eb5dfabb0c23905ef178af22945aa58a2c65160e1cf5e08
MD5
3d2ce67654eb55b9fc9fc67dcba220c0

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

T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
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
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1083 checks_recent_files: Attempt to check recently opened files through registry

Other

yara_rules: Static rules
creates_doc: Creates (office) documents in the file system
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