Managed XDR

vtdl_9i70z_n7 — malware analysis report

File info

Filename
vtdl_9i70z_n7
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1258, Author: User, Last Saved By: BC, Name of Creating Application: Microsoft Excel, Last Printed: Fri Dec 15 00:43:51 2023, Create Time/Date: Fri Dec 15 00:41:51 2023, Last Saved Time/Date: Wed Dec 20 07:08:44 2023, Security: 0
File size
41.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
c22acbf13b5f46bb65a2a0b83ba2ebaff34a27d2
SHA256
bbfa34c50d18f6bfd9539ba5be3c03cd039c7fa571830babda59eee4c90e8c65
MD5
1c2b5e147e2595ba41761362f8b824b1

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

Credential Access

T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files

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
T1135 server_share_info: Retrieves information about each shared resource on a server
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
office_summary: The document contains suspicious metadata
create_rpc_bindings: Creates RPC connection
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