Managed XDR

vtdl_1731814530_jx3nnyk3 — malware analysis report

File info

Filename
vtdl_1731814530_jx3nnyk3
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1251, Author: bob, Last Saved By: HRdtjnd, Name of Creating Application: Microsoft Excel, Create Time/Date: Wed Mar 30 21:24:25 2022, Last Saved Time/Date: Mon Feb 28 07:58:46 2022, Security: 0
File size
72 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
adc6490006fccff7d3a2646dc467745505c23767
SHA256
b08a3bba883872c239a54a204ef5cbe0e4214985cfc9029a8eb295cafaaf4c74
MD5
12ac39f27913652a145383c29227d54b

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1064 office_macros_hidden: Document contains suspicious Excel 4.0 macro
T1064 office_macros: The document contains macroses (total: 3)
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

T1064 office_macros_hidden: Document contains suspicious Excel 4.0 macro
T1096 persistence_ads: Creates Alternate Data Stream (ADS)
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1064 office_macros: The document contains macroses (total: 3)
T1064 office_macros_autoexec: The document contains an auto-start macro
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

Other

yara_rules: Static rules
office_summary: The document contains suspicious metadata
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
office_links: Office file contains external links
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call