Managed XDR

vtdl_yufe1hw2 — malware analysis report

File info

Filename
vtdl_yufe1hw2
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 Nov 14 14:46:12 2023, Security: 0
File size
1.2 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b8f171f8fe5a44f38bb7822c7fec22109712f1fe
SHA256
374caad428daff8b9efd9ea7def21d7f6dbd350f61fc33d3d982f99375c69ddc
MD5
38fe263f5f45ebeb846933da9e205d4a

Signatures

Execution

T1203 exploit_CVE_2017_11882: Exploits CVE-2017-11882 vulnerability
T1064 office_macros: The document contains macroses (total: 3)

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: The document contains macroses (total: 3)
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
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 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Command and Control

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
office_summary: The document contains suspicious metadata
pdf_compressed_stream: Contains an object with compressed stream
get_policy_info: Retrieves information about a Policy object
pdf_page: Contains only one page
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card