Managed XDR

vtdl_jglbc4o0 — malware analysis report

File info

Filename
vtdl_jglbc4o0
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 936, Author: win7, Last Saved By: May Ma Ping (CN-DLC ECU Worldwide), Revision Number: 1, Name of Creating Application: Microsoft Excel, Create Time/Date: Mon Oct 28 00:28:31 2019, Last Saved Time/Date: Tue Mar 12 01:29:06 2024, Number of Pages: 0, Number of Words: 0, Number of Characters: 0, Security: 0
File size
88.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
be6840b3d0843222c4e3f2ba00d0460dbda39f1c
SHA256
a9ceb5e21a05662332d78fd93263629425e3d2514ac782d9da34fc7acfba0392
MD5
d70e7c47d874026340115ad3f8e6715b

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
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

T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
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

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
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call