Managed XDR

vtdl_oyh_uxfw — malware analysis report

File info

Filename
vtdl_oyh_uxfw
File type
Microsoft OOXML
File size
9.9 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
621682443ec649e061d37be6a9b60c2da1d71605
SHA256
e08aa1f502f873939543e582e7aff722162a99955655ab31eb83b0b085b733c4
MD5
7f29c16aa9deb963eeda173791664dd3

Signatures

Initial Access

T1192 downloader_ms_word: Suspicious link to an external file (Microsoft Word)

Execution

T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)

Credential Access

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Discovery

T1083 checks_recent_files: Attempt to check recently opened files through registry

Collection

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
exploit_CVE_2021_40444: Exploits CVE-2021-40444 vulnerability
dns_without_resolve: DNS query without a response
unexpected_exception: Unexpected exception
creates_suspended_process: Creates suspended process
test_check_service: Starts services