Managed XDR

scratch-zoo-2025-03-15...bd3507d5ca712db005e44f — malware analysis report

File info

Filename
scratch-zoo-2025-03-15-fb16014fdabd3507d5ca712db005e44f
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, Code page: 936, Name of Creating Application: Microsoft Excel, Last Printed: Thu Nov 17 02:02:17 2022, Create Time/Date: Wed Dec 31 05:31:09 2008, Last Saved Time/Date: Thu Nov 17 02:04:56 2022, Security: 0
File size
82.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
baad043633a64b14d3f27058c1e5d4665229cd90
SHA256
bacb9902fb66a6963db381510f0237ec3b033b6cf538cd38db503723d099810a
MD5
fb16014fdabd3507d5ca712db005e44f

Signatures

Execution

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

T1096 persistence_ads: Creates Alternate Data Stream (ADS)
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

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

Other

yara_rules: Static rules
office_summary: The document contains suspicious metadata
creates_suspended_process: Creates suspended process
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
checktokenmembership: Checks user token with CheckTokenMembership call