Managed XDR

vtdl_bsvh1kxu — malware analysis report

File info

Filename
vtdl_bsvh1kxu
File type
MS Windows shortcut, Item id list present, Has Relative path, Has command line arguments, Icon number=1, ctime=Mon Jan 1 00:00:00 1601, mtime=Mon Jan 1 00:00:00 1601, atime=Mon Jan 1 00:00:00 1601, length=0, window=hidenormalshowminimized
File size
1.9 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
43f440b2e855c000c6270e6d0da34cdb1217c445
SHA256
87b1268d5c05df30b52211fc53b4f899ff798b3e6efd5b364ee078ef5eede890
MD5
6bca1b1f17f87a1b786a6609312993fd

Signatures

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1059.001 suspicious_powershell: Creates suspicious powershell process
T1059.007 bad_js: Suspicious Javascript file
T1059.001 suspicious_process: Spawns a suspicious process
T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL

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

T1218 suspicious_cmdline: Executes a suspicious command
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
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

T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1083 checks_recent_files: Attempt to check recently opened files through registry

Command and Control

T1071.001 network_http: Performs HTTP requests
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
creates_exe: Creates executable files in the file system
opens_document: Opens office documents
suspicious_process_network: Unusual process network activity detected
creates_doc: Creates (office) documents in the file system
unexpected_exception: Unexpected exception
network_powershell: Powershell process network connection detected
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
message_box: Displays a message
test_check_service: Starts services