Managed XDR

ths-t1-2025.xls — malware analysis report

File info

Filename
ths-t1-2025.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: ACER, Last Saved By: ACER, Name of Creating Application: Microsoft Excel, Create Time/Date: Tue Dec 3 14:31:21 2024, Last Saved Time/Date: Tue Feb 4 03:55:38 2025, Security: 0
File size
6.3 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
19fd4c452f1e3fe5048d242291f0902bc1a53ca4
SHA256
b287d892f20e918cccdb9408750456d907d13e0f637c15a186ab8c9de7a140d4
MD5
a6d66270fc2e7c781233ec42616ff312

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: 2)
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

T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1064 office_macros: The document contains macroses (total: 2)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 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