Managed XDR

bei-er-wei-le-ruo-dian...-yi-you-du-escoper.xls — malware analysis report

File info

Filename
bei-er-wei-le-ruo-dian-xi-tong-han-scadabao-jia-20241021-huai-yi-you-du-escoper.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 950, Author: 123, Last Saved By: Robert Lu, Name of Creating Application: Microsoft Excel, Last Printed: Mon Oct 21 07:13:03 2024, Create Time/Date: Tue Jun 23 22:13:39 1998, Last Saved Time/Date: Mon Oct 21 07:48:50 2024, Security: 0
File size
251.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
d41f48bcba51303cfbd7251fd7905035b9500c17
SHA256
d42cfb92e54233fd0bd882b6ec42802e8b3b91d9fd335f4d5cbb7e8bf981e0ae
MD5
5a03c846d02e00da4c0f3cc72d5a3160

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
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