Managed XDR

wmi-obs-2.doc — malware analysis report

File info

Filename
wmi-obs-2.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Offsec, Template: Normal, Last Saved By: Offsec, Revision Number: 4, Name of Creating Application: Microsoft Office Word, Total Editing Time: 04:00, Create Time/Date: Sat May 3 08:07:00 2025, Last Saved Time/Date: Sat May 3 09:52:00 2025, Number of Pages: 1, Number of Words: 0, Number of Characters: 0, Security: 0
File size
40 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
7b965e714fae72f1fdf9fe4e74cc81780cba4a44
SHA256
c01c95fc3d94577a0cbe24098267ff69389d3ec4dccc938066b932bebbbf2c2a
MD5
b99ea9d97c2c12ad3ee3b5f85779cf35

Signatures

Execution

T1059.001 suspicious_powershell: Suspicious document behaviour (creates powershell process)
T1559.001 com_exec: Execution of Win32_Process.Create COM Method
T1059.001 suspicious_process: Spawns a suspicious process
T1204.002 office_wmi_load: Microsoft Office loads WMI DLL files (WMI usage indicator in macros)
T1064 office_macros_suspicious: Document contains suspicious macro
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_autoexec: The document contains an auto-start macro
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL

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 debugs_self: Creates a process and debugs it
T1064 office_macros_suspicious: Document contains suspicious macro
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1064 office_macros: The document contains 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

Credential Access

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

Discovery

T1497 debugs_self: Creates a process and debugs it
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1083 checks_recent_files: Attempt to check recently opened files through registry

Other

yara_rules: Static rules
office_summary: The document contains suspicious metadata
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