Managed XDR

scratch-zoo-2025-04-03...9e0cba7f5a4e8b1923806c — malware analysis report

File info

Filename
scratch-zoo-2025-04-03-8c3558b8cb9e0cba7f5a4e8b1923806c
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 936, Author: ASUS, Template: Normal.dotm, Last Saved By: ASUS, Revision Number: 1, Name of Creating Application: Microsoft Office Word, Total Editing Time: 02:00, Create Time/Date: Wed Apr 2 08:35:00 2025, Last Saved Time/Date: Wed Apr 2 08:37:00 2025, Number of Pages: 1, Number of Words: 0, Number of Characters: 1, Security: 0
File size
343 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
9a1d458aff20439c8ba248a8ca4e8ad608125377
SHA256
98fb2552f1c54c3b39c73c80535dcf61a2b25718ca861d2b27988ac4d70fe346
MD5
8c3558b8cb9e0cba7f5a4e8b1923806c

Signatures

Execution

T1203 office_write_exe: Office document dropped an executable file
T1059 suspicious_process: Spawns a suspicious process
T1204.002 office_wmi_load: Microsoft Office loads WMI DLL files (WMI usage indicator in macros)
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1059.005 obfuscated_vbs: Detected obfuscated VBS
T1059 wscript_info_discovery: Collects info about system with Wscript.Shell
T1059.005 obfuscated_vbs_wmi: Suspicious WMI queries from VBScript file
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
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

Persistence

T1546.003 persistence_wmi_event: Creates WMI event subscription

Privilege Escalation

T1546.003 persistence_wmi_event: Creates WMI event subscription
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

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1027 obfuscated_vbs: Detected obfuscated VBS
T1027 obfuscated_vbs_wmi: Suspicious WMI queries from VBScript file
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
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
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Discovery

T1057 has_wmi: Executes one or several WMI requests
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1082 has_wmi: Executes one or several WMI requests
T1033 wscript_info_discovery: Collects info about system with Wscript.Shell
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1083 checks_recent_files: Attempt to check recently opened files through registry

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
office_summary: The document contains suspicious metadata
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