Managed XDR

du-lieu-xet-tn-dot-4-2...ktk_tc-cnoto-k15-1.xls — malware analysis report

File info

Filename
du-lieu-xet-tn-dot-4-2025-tktk_tc-cnoto-k15-1.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Hoang Trieu, Last Saved By: Windows User, Name of Creating Application: Essential XlsIO, Last Printed: Wed Nov 6 06:19:00 2019, Create Time/Date: Thu Apr 14 01:26:55 2011, Last Saved Time/Date: Sat May 31 09:48:33 2025, Security: 0
File size
174.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
0291c0168281c046ae8202d2a716cfa0437cf493
SHA256
a4a45317394432fd2833d580527793a108a19a3dbb197bde7112a22d7093aa11
MD5
96f93980bd81771f54ae2d2093afcbc1

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 2)
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: 2)
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
office_summary: The document contains suspicious metadata
create_rpc_bindings: Creates RPC connection
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