Managed XDR

vtdl_nuaopvb9 — malware analysis report

File info

Filename
vtdl_nuaopvb9
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 936, Author: cl, Revision Number: 1, Name of Creating Application: Microsoft Excel, Create Time/Date: Wed Sep 13 11:21:51 2006, Last Saved Time/Date: Mon Jul 30 02:06:00 2018, Number of Pages: 0, Number of Words: 0, Number of Characters: 0, Security: 0
File size
141 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
29b92971e5ac0708703c9d73dc97cb7efdde0ddc
SHA256
818ba489bff4d8f4a186981af39f79218e0b26dd4017498f4b561f797170415b
MD5
6532b44f032986c1c507144563250cd4

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
T1083 checks_recent_files: Attempt to check recently opened files through registry

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