Managed XDR

vtdl_a5t0bs83 — malware analysis report

File info

Filename
vtdl_a5t0bs83
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: pc, Last Saved By: george, Name of Creating Application: Microsoft Excel, Last Printed: Mon Mar 1 08:08:54 2021, Create Time/Date: Wed Nov 23 02:17:52 2016, Last Saved Time/Date: Wed Mar 6 05:23:05 2024, Security: 0
File size
760 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
9f4c192790baab4f38bac4173a9f1390b09ddf18
SHA256
af7830c69c2806d9cd6f3de8b6779b4c7468f5ba34c8e07324e5ba52500c15f7
MD5
d265739a4d8b09b5e135471bb8c54660

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 2)
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: 2)
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
dead_host: Connects to IP addresses that do not respond to requests
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