Managed XDR

vtdl_gd2y31kb — malware analysis report

File info

Filename
vtdl_gd2y31kb
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: TRAN MINH TUAN, Last Saved By: TRAN MINH TUAN, Name of Creating Application: Microsoft Excel, Last Printed: Wed Mar 16 03:09:07 2022, Create Time/Date: Tue May 26 02:24:20 2020, Last Saved Time/Date: Thu Mar 17 09:53:16 2022, Security: 0
File size
1.8 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
4b0a06e7783457e94ffd78ce4b8cdd41662d4943
SHA256
27665b6035fd079c9abbde19b46cc8fb6e5c8c06b946960b7d13cc670eafe291
MD5
47b9582d4e48311930e04a20ab0a7610

Signatures

Execution

T1064 office_macros: The document contains macro
T1064 office_macros_autoexec: The document contains an auto-start macro
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

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
T1064 office_macros: The document contains macro
T1064 office_macros_autoexec: The document contains an auto-start macro
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
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
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
creates_doc: Creates (office) documents in the file system
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