Managed XDR

9d8ad6441fcb6e8d77cc99...67365c306.backdoor.doc — malware analysis report

File info

Filename
9d8ad6441fcb6e8d77cc9991e8ac0f15eabb95a0882aecf8e250bc167365c306.backdoor.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1251, Author: Aser, Template: Normal.dotm, Last Saved By: Aser, Revision Number: 6, Name of Creating Application: Microsoft Office Word, Create Time/Date: Fri May 23 13:20:00 2025, Last Saved Time/Date: Fri May 23 13:23:00 2025, Number of Pages: 1, Number of Words: 0, Number of Characters: 5, Security: 0
File size
33 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
7f4a5de9a0315a94a76341ab96ac774c0f507926
SHA256
9d8ad6441fcb6e8d77cc9991e8ac0f15eabb95a0882aecf8e250bc167365c306
MD5
6c95ee13478c53c896ca243c7ca0fd9e

Signatures

Execution

T1059.001 suspicious_powershell: Suspicious document behaviour (creates powershell process)
T1064 office_macros_suspicious: Document contains suspicious macro
T1059.001 suspicious_process: Spawns a suspicious process
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
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_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro
T1070 stealth_window: A process created a hidden window
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: Connects to IP addresses that do not respond to requests
office_summary: The document contains suspicious metadata
get_policy_info: Retrieves information about a Policy object
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call