Managed XDR

performance-bonus.doc — malware analysis report

File info

Filename
performance-bonus.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Derderian, Harry, Template: Normal.dotm, Last Saved By: Derderian, Harry, Revision Number: 2, Name of Creating Application: Microsoft Office Word, Total Editing Time: 02:00, Create Time/Date: Sat Nov 9 11:14:00 2024, Last Saved Time/Date: Sat Nov 9 11:16:00 2024, Number of Pages: 1, Number of Words: 163, Number of Characters: 984, Security: 0
File size
387 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
4a69de019c33b6278dde3f73b46824d8427163c5
SHA256
957e551d8aedc2121dedac7e8630ed88e1dd8c62faba051ceb506e1bf0a1559a
MD5
a17e6ab37dc9becd6e6f82353fe5eec0

Signatures

Execution

T1059.001 suspicious_powershell: Suspicious document behaviour (creates powershell process)
T1059.001 suspicious_process: Spawns a suspicious process
T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains 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)

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_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 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
dead_host_suspicious: Connects to IP addresses with suspicious port that do not respond (possible Meterpreter)
office_suspicious_data: Office file contains suspicious data
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