Managed XDR

scratch-zoo-2025-05-07...7c75f89dbe8c76b5496215 — malware analysis report

File info

Filename
scratch-zoo-2025-05-07-21c93162237c75f89dbe8c76b5496215
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 949, Author: seonghun.kang, Last Saved By: (Jaewoo Jun)//Smart Manufacturing.Smart Manufa, Name of Creating Application: Microsoft Excel, Last Printed: Mon Nov 18 05:50:19 2024, Create Time/Date: Fri Apr 7 00:28:41 2023, Last Saved Time/Date: Mon Apr 28 03:07:23 2025, Security: 0
File size
30 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
dc5b7b42740d844aa646ddc3b69718b838c2d044
SHA256
de6d178c8fc2f6e129078cd894032d9194c3559482acfd2c9d7d422a2540d567
MD5
21c93162237c75f89dbe8c76b5496215

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
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)

Privilege Escalation

T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Command and Control

T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
dns_without_resolve: DNS query without a response
dead_host: Connects to IP addresses that do not respond to requests
office_summary: The document contains suspicious metadata
create_rpc_bindings: Creates RPC connection
break_limit_exceeded: Warning: function calls limit has been exceeded
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
checktokenmembership: Checks user token with CheckTokenMembership call