Managed XDR

attachment.xls — malware analysis report

File info

Filename
attachment.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1251, Title: - -, , Author: EducatedFool, Comments: ==== http://ExcelVBA.ru/ ===== Excel ICQ: 5836318 Skype: ExcelVBA.ru======================, Last Saved By: ExcelVBA.ru, Revision Number: 4102, Name of Creating Application: AddinUpdater, Create Time/Date: Fri Mar 24 11:49:30 2023, Last Saved Time/Date: Fri Mar 24 11:49:35 2023, Security: 0
File size
6.4 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
4839677f7058290bfe3ecc0e1a82438e4f1501ee
SHA256
bb8055d70088477627a0f15df1a254b04b2a05c568c36ad01f9aed649bcc2005
MD5
f04b7df7c525c4609abd994c1aa2e2e6

Signatures

Execution

T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros: The document contains macroses (total: 161)
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)
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

T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros_strings: Feature lines found in document macro
T1027 office_macros_hex_strings: Lines in hex found in document macro
T1564 office_vba_stomping: VBA Stomping was detected in the document (the VBA source code and P-code are different)
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
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 macroses (total: 161)
T1064 office_macros_autoexec: The document contains an auto-start macro

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
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