Managed XDR

vtdl_grrkh8pb — malware analysis report

File info

Filename
vtdl_grrkh8pb
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: VTT2, Last Saved By: george, Name of Creating Application: Microsoft Excel, Last Printed: Wed Nov 1 03:05:32 2023, Create Time/Date: Tue Jun 8 13:04:36 2010, Last Saved Time/Date: Sun Mar 17 10:27:02 2024, Security: 0
File size
63 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b4ae88212c1f541dda7449fccce6dd2b7dac1203
SHA256
485a524ebe632be558d09398eed490be0b0517b9e73d5b1b3c555a98cfb0daf3
MD5
32daaf4eba6e95a563077af137994ef1

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
break_limit_exceeded: Warning: function calls limit has been exceeded
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