Managed XDR

attachment.xls — malware analysis report

File info

Filename
attachment.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 5.1, Code page: 936, Name of Creating Application: Microsoft Excel, Last Printed: Sun Jun 3 01:21:43 2018, Create Time/Date: Tue Dec 17 01:32:42 1996, Last Saved Time/Date: Sun Mar 21 11:03:02 2021, Security: 0
File size
36.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
e792b95f7b7f63afe0c613bc22d4ebe5b790f63c
SHA256
d17045da233c94ed381a0ba8472ddd51f97b99e4b718ab3ed627babbe149b99b
MD5
dd83e23d9ac6b43c71d1faf8806eb806

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 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
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

Credential Access

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

Discovery

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
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
get_policy_info: Retrieves information about a Policy object
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card