Managed XDR

vtdl_isrwjae9 — malware analysis report

File info

Filename
vtdl_isrwjae9
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 936, Author: Peter Cheng, Last Saved By: Xue Li2278237, Name of Creating Application: Microsoft Excel, Last Printed: Fri Jan 5 23:30:51 2024, Create Time/Date: Thu May 12 12:21:40 2022, Last Saved Time/Date: Mon Jan 22 23:44:17 2024, Security: 0
File size
592 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
c15b44d5f12561ac6ef84094202f18eb9d7767a8
SHA256
a35b79f455a3fcaecb6d3d26a17bb664caf3010690aa66da19d25db8bcaf033f
MD5
ce480d93a81d273db5b62853ab3199d4

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 9)
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

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: 9)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
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
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