Managed XDR

scratch-zoo-2025-05-05...4be7b6bdd20ba80c38137c — malware analysis report

File info

Filename
scratch-zoo-2025-05-05-c6e7dd81624be7b6bdd20ba80c38137c
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 5.1, Code page: 936, Name of Creating Application: Microsoft Excel, Last Printed: Fri Jul 4 00:12:26 2014, Create Time/Date: Fri Jul 4 00:09:17 2014, Last Saved Time/Date: Thu Dec 18 12:12:50 2014, Security: 0
File size
138 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
40b4e12b156cc0303926f348bccb71484e246c82
SHA256
d161fe1facf8e10f9f2d094bc84f32508c6ba31d3cf8e30a1defc83b407fdfd8
MD5
c6e7dd81624be7b6bdd20ba80c38137c

Signatures

Execution

T1203 office_exploit_creates_cmd: The document exhibits suspicious behaviour (creates a cmd.exe process)
T1064 office_macros_hidden: Document contains suspicious Excel 4.0 macro
T1064 office_macros_suspicious: Document contains suspicious macro
T1204.002 office_wmi_load: Microsoft Office loads WMI DLL files (WMI usage indicator in macros)
T1064 office_macros: The document contains macroses (total: 5)
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)
T1106 susp_callbacks: Suspicious usage of some WinAPI with callbacks

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

T1064 office_macros_hidden: Document contains suspicious Excel 4.0 macro
T1064 office_macros_suspicious: Document contains suspicious macro
T1562.001 office_security: Attempts to modify Microsoft Office security settings
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1064 office_macros: The document contains macroses (total: 5)
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

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1082 reads_csrss: Attempts to read csrss.exe memory
T1082 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

Other

creates_doc: Creates (office) documents 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
yara_rules: Static rules