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: 936, Last Printed: Sun Jan 2 03:15:15 2022, Last Saved Time/Date: Sun Jan 2 03:48:17 2022, Security: 0
File size
43.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
72cb5b714aa97f6b2b50a87be6babb68dce177fa
SHA256
487729ac53bf41683d48ee4af66f5a2870086e56e6f1dda1455f83c9f39ad0df
MD5
8a4bf5219d659f565b4aa710e2d3ccf3

Signatures

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

T1564 office_vba_stomping: VBA Stomping was detected in the document (the VBA source code and P-code are different)
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

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

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