Managed XDR

vtdl_8glh0b9y — malware analysis report

File info

Filename
vtdl_8glh0b9y
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: Nguyen, Last Saved By: Nguyen, Name of Creating Application: Microsoft Excel, Last Printed: Tue Mar 5 07:44:30 2024, Create Time/Date: Fri Jul 1 04:16:38 2022, Last Saved Time/Date: Mon Mar 11 02:00:12 2024, Security: 0
File size
156 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
4c364041b6c86f55a7e4de1ff7b19bd1711819cb
SHA256
7e1c78c2414fb5f0ffa995d6087a35be36cce7e4e5e485968a05d7021979fde8
MD5
3ae57204b82a5dbd203b31b5d5db293d

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
T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
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
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