Managed XDR

vtdl_zq05acse — malware analysis report

File info

Filename
vtdl_zq05acse
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, Code page: 936, Name of Creating Application: Microsoft Excel, Create Time/Date: Tue Dec 17 01:32:42 1996, Last Saved Time/Date: Thu Apr 22 03:09:18 2021, Security: 0
File size
59.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
e663fc9b61a77a232de0f4058d14f3f683eebfc4
SHA256
74d3fc7907cbfd6d3fddc0c564cd0039a2bc5fbe2cdc3e89f8f97b571a2247f6
MD5
fedc3fa1444ed0def67dc0385b6f8acf

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

Discovery

T1083 checks_recent_files: Attempt to check recently opened files through registry
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
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