Managed XDR

vtdl_256v2c6b — malware analysis report

File info

Filename
vtdl_256v2c6b
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Title: HungMCICO, Author: HungMCICO, Last Saved By: TRAN MINH TUAN, Name of Creating Application: Microsoft Excel, Last Printed: Mon Jan 1 00:03:59 2007, Create Time/Date: Fri Jun 3 00:36:47 2011, Last Saved Time/Date: Wed May 17 03:53:07 2023, Security: 0
File size
2 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
ed0804202b54ce44674f530aaf8eb3fac0ea97b7
SHA256
79955dafdd147b1a96a5bb9e1456208160f447467d6add482285596f06bb2f58
MD5
2472ffd4a73ee54bcfd7e050445add44

Signatures

Execution

T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1064 office_macros: The document contains macro
T1064 office_macros_autoexec: The document contains an auto-start macro

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

T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1064 office_macros: The document contains macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Discovery

T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1083 checks_recent_files: Attempt to check recently opened files through registry
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
creates_doc: Creates (office) documents in the file system
office_summary: The document contains suspicious metadata
office_suspicious_data: Office file contains suspicious data
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