Managed XDR

a-family-systems.doc — malware analysis report

File info

Filename
a-family-systems.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 4.10, Code page: 1252, Author: Norton, Template: Normal.dot, Last Saved By: Norton, Revision Number: 2, Name of Creating Application: Microsoft Word 8.0, Total Editing Time: 08:00, Last Printed: Mon Dec 17 03:02:00 2001, Create Time/Date: Mon Dec 17 02:57:00 2001, Last Saved Time/Date: Sat Sep 28 12:15:00 2002, Number of Pages: 1, Number of Words: 55, Number of Characters: 318, Security: 0
File size
34 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
77d63d9acea84dc4e424b279dd74929c4cfed4ac
SHA256
2b59271084ae7d9e5af85ad3061e1ca8b9730cba73d736e50922e55f6672f674
MD5
dec8f77db6fb6b4a08431f4b04936d7f

Signatures

Execution

T1559 suspicious_process: Spawns a suspicious process
T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macroses (total: 2)
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_suspicious: Document contains suspicious macro
T1564 office_vba_stomping: VBA Stomping was detected in the document (the VBA source code and P-code are different)
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_queries_computername: Retrieves the computer name
T1064 office_macros: The document contains macroses (total: 2)
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

Credential Access

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

Discovery

T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_queries_computername: Retrieves the computer name
T1135 server_share_info: Retrieves information about each shared resource on a server
T1083 checks_recent_files: Attempt to check recently opened files through registry

Other

yara_rules: Static rules
create_process_failed: Could not start the process
dead_host: Connects to IP addresses that do not respond to requests
unsigned_driver_drop: Sample is not signed and drops a device driver
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
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