Managed XDR

vtdl_o9sww6lk — malware analysis report

File info

Filename
vtdl_o9sww6lk
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: User, Last Saved By: Le Thi Kieu Lin, Name of Creating Application: Microsoft Excel, Last Printed: Mon Jun 3 07:39:43 2013, Create Time/Date: Fri Oct 9 01:40:47 2009, Last Saved Time/Date: Thu Mar 14 08:05:22 2024, Security: 0
File size
7.1 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
da7502a06ba26411731d1029ba7022e361193ffd
SHA256
26df372a7d38e91cac5efef8c00ec8512d103b556ea45236921f448660c8ee04
MD5
1589806cf93d8b083fae38707b5f79f9

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
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

T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
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

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
T1497 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
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