Managed XDR

windows_security_update.lnk — malware analysis report

File info

Filename
windows_security_update.lnk
File type
MS Windows shortcut, Item id list present, Points to a file or directory, Has Description string, Has Relative path, Has Working directory, Has command line arguments, Icon number=21, Archive, ctime=Sun Sep 15 01:23:20 2024, mtime=Sat May 31 08:45:27 2025, atime=Sun Sep 15 01:23:20 2024, length=32768, window=hidenormalshowminimized
File size
1.1 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
a557084bb5caa738e5668293904036930b81d03c
SHA256
721507b76b0d59ee120e5ef9ca6be52796beae8ce16d368a961440951acd48d5
MD5
116d061f0fd48f54cb27528c08c41806

Signatures

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1059.003 suspicious_process: Spawns a suspicious process
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
T1218 suspicious_cmdline_keywords: Cmdline with suspicious keywords
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

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
unexpected_exception: Unexpected exception
creates_suspended_process: Creates suspended process
get_policy_info: Retrieves information about a Policy object
suricata_alert: Malicious traffic detected