Managed XDR

vtdl_09qaic4h — malware analysis report

File info

Filename
vtdl_09qaic4h
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1258, Author: HuyLong, Last Saved By: Duy An, Name of Creating Application: Microsoft Excel, Last Printed: Thu Mar 18 09:28:51 2021, Create Time/Date: Wed Jun 18 04:30:58 2014, Last Saved Time/Date: Mon May 27 06:01:15 2024, Security: 0
File size
6.6 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
724a5b1be8f9f03c1f0a9bb0027585a242948f2b
SHA256
4596f632f023330895f67d7b423dd0f4df577d7fb966341767e23ad4252f637b
MD5
e71f18c9f46fa7cb02320eeb933cf2d3

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
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
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
T1083 checks_recent_files: Attempt to check recently opened files through registry
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
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
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
checktokenmembership: Checks user token with CheckTokenMembership call