Managed XDR

vtdl_f9r9om2b — malware analysis report

File info

Filename
vtdl_f9r9om2b
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Tam Pham Thanh, Last Saved By: Administrator, Name of Creating Application: Microsoft Excel, Last Printed: Tue Oct 18 03:12:23 2022, Create Time/Date: Fri Nov 24 13:52:22 2017, Last Saved Time/Date: Tue Nov 21 14:39:43 2023, Security: 0
File size
66 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
9055cc9046e502a3de13199a38ac5770d9effa03
SHA256
13d4543d29a117a594bcd40060eb32ad06be74646625d27b17842c95e90dd67a
MD5
d33e587b0dfc0087221364b2547b7ded

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
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

T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
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
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro

Discovery

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
T1497 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
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