Managed XDR

vtdl_vkckuc6b — malware analysis report

File info

Filename
vtdl_vkckuc6b
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Thanh An, Last Saved By: Admin, Name of Creating Application: Microsoft Excel, Last Printed: Mon Oct 10 07:04:38 2022, Create Time/Date: Wed Mar 2 02:07:08 2011, Last Saved Time/Date: Thu Jan 18 13:57:48 2024, Security: 0
File size
94.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
91090207000ec2a7ef154a5d798ab8a871245006
SHA256
199cc04e270465acd88f21573fab7684c34ee1c15d440a040aacddc780496adb
MD5
58c3f012cd2af96e0359b2dbe670edfc

Signatures

Execution

T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1064 office_macros: The document contains macroses (total: 4)
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
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

T1497 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
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
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