Managed XDR

vtdl_lvi5_rix — malware analysis report

File info

Filename
vtdl_lvi5_rix
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: -535, Subject: bacnam.com.vn, Author: Tn Nhng V, Keywords: bacnam.com.vn, Last Saved By: Windows User, Name of Creating Application: Microsoft Excel, Last Printed: Fri Dec 8 03:52:30 2023, Create Time/Date: Thu Nov 22 00:41:41 2012, Last Saved Time/Date: Thu Dec 21 08:33:03 2023, Security: 0
File size
6.9 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
dddaee43162ad80fa8d6c09edb8e2620c100d802
SHA256
6861fbebaed28c0dbc65c8a2415f8d6044c9cd711aa320aa6177930221568e72
MD5
11d73eb24e91265a3624a5da6fca6a1d

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
T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
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
office_summary: The document contains suspicious metadata
create_rpc_bindings: Creates RPC connection
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