Managed XDR

vtdl_gbfuczjq — malware analysis report

File info

Filename
vtdl_gbfuczjq
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: Admin, Last Saved By: Admin, Name of Creating Application: Microsoft Excel, Last Printed: Mon Sep 4 14:44:11 2023, Create Time/Date: Mon Jan 12 14:07:48 2015, Last Saved Time/Date: Mon Mar 18 06:44:18 2024, Security: 0
File size
226 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
a2632c703f733bce3553c2190af134cb6c2a902a
SHA256
03a137047ea30309603d38da28dfa5d6a5df702dbe167f42a82b2b741e51e72a
MD5
77c3d00a8f88a2e8d888394781f6d984

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

T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1064 office_macros: The document contains macroses (total: 4)
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
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