Managed XDR

vtdl_526ubf_s — malware analysis report

File info

Filename
vtdl_526ubf_s
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: -535, Author: Ulysses R. Gotera, Last Saved By: Hunh Th Thanh Nam, Name of Creating Application: Microsoft Excel, Last Printed: Fri Jan 19 07:32:34 2024, Create Time/Date: Mon Mar 3 02:29:07 2003, Last Saved Time/Date: Fri Jan 19 08:46:27 2024, Security: 0
File size
61.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
a49336f368950e98c21fe33234dc4d756cf36085
SHA256
4be51fb3e6f8845fb8a59e6f1513fd76d37dfc23124929ca13b8d63ad69f0e88
MD5
c3f44412e0ea5498df6a084550ad268d

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
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

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
T1135 server_share_info: Retrieves information about each shared resource on a server
T1083 checks_recent_files: Attempt to check recently opened files through registry

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
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
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card