Managed XDR

vtdl_j4o2n53x — malware analysis report

File info

Filename
vtdl_j4o2n53x
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: DN, Last Saved By: DN, Name of Creating Application: Microsoft Excel, Last Printed: Fri Jan 19 06:37:35 2024, Create Time/Date: Mon Apr 25 08:11:08 2022, Last Saved Time/Date: Wed Jan 24 01:42:31 2024, Security: 0
File size
1.1 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
ac87c9458694421a0507a226304c2bb0b406dfcc
SHA256
b7d75c0947f88ce21c097f42e44a6f3904a92f38e6e3f4fdfe9f9a5336154465
MD5
ee709ea45c236f016464e89186fc3614

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: 168)
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: 168)
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
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
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
checktokenmembership: Checks user token with CheckTokenMembership call