Managed XDR

c-users-user-desktop-attachment.doc-copy — malware analysis report

File info

Filename
c-users-user-desktop-attachment.doc-copy
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: -535, Template: normal, Last Saved By: george, Revision Number: 2, Name of Creating Application: Microsoft Office Word, Last Printed: Sat Oct 12 20:57:00 2013, Create Time/Date: Thu Jun 10 22:03:00 2021, Last Saved Time/Date: Thu Oct 10 18:09:00 2024, Number of Pages: 19, Number of Words: 1531, Number of Characters: 8731, Security: 0
File size
430.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
bff5a429c1541605c1a88f8a584c7abba637de9c
SHA256
deab9b760a9fbc293ac63e14c184fabc6301ce1dc3778ff902f791263f2a0b15
MD5
b3b360d3d5215315a6d479a01fe348c9

Signatures

Execution

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
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

T1497.001 antivm_queries_computername: Retrieves the computer name
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

Discovery

T1497.001 antivm_queries_computername: Retrieves the computer name
T1135 server_share_info: Retrieves information about each shared resource on a server

Other

yara_rules: Static rules
create_rpc_bindings: Creates RPC connection
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