Managed XDR

vtdl_1748663536_4dw8ovca — malware analysis report

File info

Filename
vtdl_1748663536_4dw8ovca
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, Code page: 936, Author: PC, Name of Creating Application: Microsoft Excel, Create Time/Date: Tue Dec 17 01:32:42 1996, Last Saved Time/Date: Wed May 20 09:30:03 2020, Security: 0
File size
270 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
0713394bfd8995949a360fa71f34e6e66bfff13f
SHA256
48db1fe8e7f0f10c249b90298d3335fc5d32fcb15f85df8bd61a9c7258c6aa96
MD5
8289c6d3d0a49475188937d967357601

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
create_rpc_bindings: Creates RPC connection
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