Managed XDR

attachment.xls — malware analysis report

File info

Filename
attachment.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: Nguyen Thanh Binh, Last Saved By: Linky, Name of Creating Application: Microsoft Excel, Last Printed: Mon Jul 10 08:11:58 2023, Create Time/Date: Wed May 15 03:42:12 2002, Last Saved Time/Date: Mon Apr 1 19:49:20 2024, Security: 0
File size
142.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
3f7f8e5fc7be8d2a78504b3087f65ff5aba008e6
SHA256
5f47405a11bbbc4a6a6dfe940bf17a5a6c8489b23d9fd3a9183479e3abeb13e4
MD5
0a2fa50c5bdc1204e0fe7306746911b1

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

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_strings: Feature lines found in document macro
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
T1083 checks_recent_files: Attempt to check recently opened files through registry

Other

yara_rules: Static rules
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
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card