Managed XDR

vtdl_71afsoj9 — malware analysis report

File info

Filename
vtdl_71afsoj9
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Last Saved By: AutoBVT, Name of Creating Application: Microsoft Excel, Last Printed: Mon Jun 3 01:59:23 2024, Create Time/Date: Mon Oct 14 23:33:28 1996, Last Saved Time/Date: Mon Jun 3 02:07:12 2024, Security: 0
File size
79.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
3e863e0f51ebade6f583f19af2f1ce685b338ecc
SHA256
078dc41c6216f48763ecf3cf482cd0cf2d2d06934f1ae849735c51114404fe76
MD5
ec1239c3483b7485701b6aaf54f6b929

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

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
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Discovery

T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
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
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call