Managed XDR

vtdl_ty6rnbi0 — malware analysis report

File info

Filename
vtdl_ty6rnbi0
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, Code page: 1252, Name of Creating Application: Microsoft Excel, Create Time/Date: Sat Sep 16 00:00:00 2006, Last Saved Time/Date: Tue Dec 6 16:37:23 2022, Security: 0
File size
1.5 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
dc9ddc840371ac1f53e042b26e153642e2cab29a
SHA256
f0730ef7de082dbb06665476cd5484ef9550bf1012497cde8fd0d398432552a8
MD5
6df2d8f10366044f8d1592ab1425bd7a

Signatures

Execution

T1203 exploit_CVE_2017_11882: Exploits CVE-2017-11882 vulnerability
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1064 office_macros: The document contains macroses (total: 3)

Defense Evasion

T1064 office_macros: The document contains macroses (total: 3)
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Discovery

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
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Command and Control

T1071.001 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1071.004 office_exploit_dns: The document exhibits suspicious behaviour (performs DNS requests)
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
suspicious_process_network: Unusual process network activity detected
dead_host: Connects to IP addresses that do not respond to requests
unexpected_exception: Unexpected exception
get_memory_status: Gets information about the virtual and physical memory of the system
break_limit_exceeded: Warning: function calls limit has been exceeded
office_summary: The document contains suspicious metadata
get_sid_domain: Get user's SID
get_username: Gets username
test_check_service: Starts services
create_rpc_bindings: Creates RPC connection