Managed XDR

bang-luong-may-2025.xls — malware analysis report

File info

Filename
bang-luong-may-2025.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Thanh An, Last Saved By: Admin, Name of Creating Application: Microsoft Excel, Last Printed: Mon Jan 20 00:52:53 2025, Create Time/Date: Thu Apr 3 04:19:47 2014, Last Saved Time/Date: Fri Feb 21 09:16:56 2025, Security: 0
File size
57.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
45b5c143d5fbe6af8bcec14fa25b28183f0c38fd
SHA256
7129ebe9ebecb31f505f71adc847b17d79825f76282cafce89f72b0b165eec4d
MD5
ed2ff444a11f261b74b2372b7b6c7d5f

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

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files

Discovery

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1083 checks_recent_files: Attempt to check recently opened files through registry
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