Managed XDR

autorecovery-save-of-document.asd (Cobalt Strike) — malware analysis report

File info

Filename
autorecovery-save-of-document.asd
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: yuanhao liu, Template: Normal.dotm, Last Saved By: yuanhao liu, Revision Number: 2, Name of Creating Application: Microsoft Office Word, Total Editing Time: 01:00, Create Time/Date: Thu Oct 16 20:26:00 2025, Last Saved Time/Date: Thu Oct 16 20:26:00 2025, Number of Pages: 1, Number of Words: 0, Number of Characters: 3, Security: 0
File size
81.5 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
33092240c1b6d3ce57095e0c00c5930b558d5407
SHA256
09fd5e651eff17f6de951a6a10e612b9a2c70f7ae4c1d694e2fb3419398ad5a6
MD5
712d660eb741d2cdac619df06eb3856b

Malwares

  • Cobalt Strike

Signatures

Execution

T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macro
T1064 office_macros_strings: Feature lines found in document macro
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)
T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)

Defense Evasion

T1064 office_macros_suspicious: Document contains suspicious macro
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1064 office_macros: The document contains macro
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents

Other

yara_rules: Static rules
office_summary: The document contains suspicious metadata
test_check_service: Starts services
writes_data: Writes big amount of data to disk

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