Managed XDR

so-quy-tk-111-2024.xls — malware analysis report

File info

Filename
so-quy-tk-111-2024.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Windows xp sp2 Full, Last Saved By: Admin, Name of Creating Application: Microsoft Excel, Last Printed: Tue Jan 10 01:47:55 2023, Create Time/Date: Fri Oct 24 19:35:29 2008, Last Saved Time/Date: Tue Feb 18 03:41:12 2025, Security: 0
File size
349 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
04e30ea7a0222dee24ea1c213eb85f76c3c545c2
SHA256
ea77c873bbaa2aa2113aacf381087d6add0b385a6a320ed9d7f57bfdd1e1d424
MD5
1a9477a93774d7a5e55ff8f1e1055295

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
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: 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