Managed XDR

b8370000 — malware analysis report

File info

Filename
b8370000
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: tbvptv, Last Saved By: george, Name of Creating Application: Microsoft Excel, Last Printed: Mon Apr 8 03:04:25 2024, Create Time/Date: Tue Apr 10 02:23:25 2007, Last Saved Time/Date: Mon May 13 02:28:58 2024, Security: 0
File size
149.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
e991c060eca500977d84f4a664d8fa09bccd578b
SHA256
653f2f79203c983e79fb3a97be3a96db02ccbbd9698746cfcacfcc10959907b3
MD5
a747ff6519a38b0a2ddd265ee3f9a345

Signatures

Execution

T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1064 office_macros: The document contains macroses (total: 4)
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

T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1064 office_macros: The document contains macroses (total: 4)
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 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
office_summary: The document contains suspicious metadata
error_drawtext: An error occured while executing the file
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