Managed XDR

b12b440683cd599300dc-7892381095277676514 — malware analysis report

File info

Filename
b12b440683cd599300dc-7892381095277676514
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Microsoft Office User, Last Saved By: USER, Name of Creating Application: Microsoft Excel, Last Printed: Tue Mar 1 11:17:23 2022, Create Time/Date: Mon Apr 19 10:02:43 2021, Last Saved Time/Date: Mon Apr 25 08:52:04 2022, Security: 0
File size
52 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
0de02a04dcd536288652b80ec8e2bcba48f3562b
SHA256
65dc1a857731ec01e8f3e2dede61325d3690fbed75dd985e23ac4f96d6c4f9db
MD5
fbcbcc76ac4b5e5ac7fd1aa8e62cbb09

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
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: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
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 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
creates_doc: Creates (office) documents in the file system
office_summary: The document contains suspicious metadata
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