Managed XDR

vtdl_s73icvs8 — malware analysis report

File info

Filename
vtdl_s73icvs8
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: ts83dnk, Last Saved By: Admin, Name of Creating Application: Microsoft Excel, Last Printed: Fri Nov 10 07:17:31 2023, Create Time/Date: Wed Mar 17 02:54:32 2021, Last Saved Time/Date: Mon Nov 13 02:02:01 2023, Security: 0
File size
59.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
da04cf08f58f61fd359aa9656d397f927ceddd86
SHA256
0d285e7c68f8ba263cfb78321466839c82073a2eb4591db752bd19ee485c97fa
MD5
89da3e170cc3616dd2bab0dca7e4117e

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: 6)
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
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
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: 6)
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
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
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
checktokenmembership: Checks user token with CheckTokenMembership call