Managed XDR

obf_vba.doc — malware analysis report

File info

Filename
obf_vba.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: vedavyas, Template: Normal, Last Saved By: vedavyas, Revision Number: 1, Name of Creating Application: Microsoft Office Word, Total Editing Time: 09:00, Create Time/Date: Thu Aug 29 16:46:00 2024, Last Saved Time/Date: Thu Aug 29 16:55:00 2024, Number of Pages: 1, Number of Words: 0, Number of Characters: 0, Security: 0
File size
29 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
a94f828b52e1831941faa284634d7e82b6edc87a
SHA256
4d4da671066a698d5bb697789a91e9814ba3788b3260f612bc09667dcb418176
MD5
b3841216e17216fda4fcb82ad2edf46e

Signatures

Execution

T1064 office_macros_nulled: The document contains a macro with removed source code
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macroses (total: 2)
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_nulled: The document contains a macro with removed source code
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_suspicious: Document contains suspicious macro
T1564 office_vba_stomping: VBA Stomping was detected in the document (the VBA source code and P-code are different)
T1064 office_macros: The document contains macroses (total: 2)
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

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

Discovery

T1083 checks_recent_files: Attempt to check recently opened files through registry
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents

Other

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
yara_rules: Static rules