Managed XDR

vtdl_1730513395_g_t3se9n — malware analysis report

File info

Filename
vtdl_1730513395_g_t3se9n
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 5.1, Code page: 936, Author: Apache POI, Last Saved By: ht, Name of Creating Application: Microsoft Excel, Create Time/Date: Tue Jan 26 06:57:13 2016, Last Saved Time/Date: Sun Jan 3 07:45:30 2021, Security: 0
File size
66 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b0f6a7eb1484b12118e1b934ea721f877bd7e482
SHA256
e6f0da79cf6fc9fcee07932addd470c1dadbb8d262997e5ad9dcbe40734763ef
MD5
1be4c8be1d553e9662a2cdb35f7cbe45

Signatures

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

T1564 office_vba_stomping: VBA Stomping was detected in the document (the VBA source code and P-code are different)
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
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

Discovery

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1083 checks_recent_files: Attempt to check recently opened files through registry
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