Managed XDR

vtdl__zb4eurc — malware analysis report

File info

Filename
vtdl__zb4eurc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Admin, Last Saved By: george, Name of Creating Application: NPOI, Last Printed: Fri Aug 27 02:54:57 2021, Create Time/Date: Mon Oct 14 23:33:28 1996, Last Saved Time/Date: Fri Feb 16 07:26:00 2024, Security: 0
File size
54.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
89137d1b4ddc80b36b19ec91fab3b72fbe7e6670
SHA256
0acd7902255973e7a320c01dd717f92bb13f429588b5b8dcee2517a93e5ead93
MD5
33fef7fabc922759596f0799f766d46c

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

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
creates_doc: Creates (office) documents in the file system
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