Managed XDR

fin_march2020_est12.doc — malware analysis report

File info

Filename
fin_march2020_est12.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: toctou, Template: Normal.dotm, Last Saved By: toctou, Revision Number: 4, Name of Creating Application: Microsoft Office Word, Total Editing Time: 29:00, Create Time/Date: Tue Apr 23 19:24:00 2024, Last Saved Time/Date: Tue Apr 23 22:23:00 2024, Number of Pages: 1, Number of Words: 0, Number of Characters: 0, Security: 0
File size
35.5 KB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
3a0eb41a584a718118091aec2ca3d9e28d69a386
SHA256
9312db003b10c3a524c1704a5718a6400af03001a75fd1c175147b31fc8a015d
MD5
5234251383fbe4c458126c70ed20d00e

Signatures

Execution

T1059.001 suspicious_powershell: Suspicious document behaviour (creates powershell process)
T1059.001 suspicious_process: Spawns a suspicious process
T1559.001 com_exec: Execution of Win32_Process.Create COM Method
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL
T1064 office_macros: The document contains macro
T1064 office_macros_autoexec: The document contains an auto-start macro

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
T1497 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1064 office_macros: The document contains macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

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

Discovery

T1497 debugs_self: Creates a process and debugs it
T1497 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1083 checks_recent_files: Attempt to check recently opened files through registry
T1135 server_share_info: Retrieves information about each shared resource on a server
T1082 checks_firmware: Attempts to read firmware information (potentially for evasion)

Other

office_summary: The document contains suspicious metadata
create_rpc_bindings: Creates RPC connection
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