Managed XDR

vtdl_r5ibkkeu — malware analysis report

File info

Filename
vtdl_r5ibkkeu
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, Code page: 1252, Author: Dung, Last Saved By: Administrator, Name of Creating Application: Microsoft Excel, Last Printed: Mon Oct 16 06:44:35 2023, Create Time/Date: Wed Dec 12 14:57:58 2007, Last Saved Time/Date: Tue Oct 24 01:43:28 2023, Security: 0
File size
983.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
33b07e031be93d76bfa1a2414f1b609c884173a9
SHA256
bfd5b323c07927fc8d5481b6db448d9a04644f8c9187600be90f137f52802f79
MD5
8f5c69900ca0b035f2fe45c23b155410

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 15)
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: 15)
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
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