Managed XDR

xin-jian-wen-jian-jia-...20240820-00000002-.xls — malware analysis report

File info

Filename
xin-jian-wen-jian-jia-zhong-dian-huo-feng-xian-gong-ying-shang-kuai-su-shen-he-ping-gu-biao-zhong-ban-ju-peng-20240820-00000002-.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 936, Author: Tencent, Last Saved By: deng xiao fang(DPCA-DASP), Name of Creating Application: Microsoft Excel, Last Printed: Thu Dec 23 13:46:56 2021, Create Time/Date: Wed Sep 13 11:21:00 2006, Last Saved Time/Date: Thu Apr 10 01:36:37 2025, Security: 0
File size
3.8 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
d6bf91b8518534313a573bcedb123da4fbb56ada
SHA256
27623e0c4da72139dad9d75ba9c10096555d51dce84e49d23846fb1f8e439505
MD5
33a688df88d8ef7b639cb8be7d97c02e

Signatures

Execution

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

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: 2)
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
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