Managed XDR

windows.lnk — malware analysis report

File info

Filename
windows.lnk
File type
MS Windows shortcut, Item id list present, Points to a file or directory, Has Description string, Has command line arguments, Icon number=0, Archive, ctime=Mon Jun 26 10:13:29 2023, mtime=Mon Jun 26 10:13:29 2023, atime=Mon Jun 26 10:13:29 2023, length=323584, window=hide
File size
8.3 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
98076da615b3f9d3b85215bd09b75e54413ea1a7
SHA256
5693d2b4e7954716646baa12512fdad50a34c7d9af22a82b988bef5f0385158f
MD5
bc4b392428cabb73a4493067eabe1d1b

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious PowerShell process
T1059.001 suspicious_process: Spawns a suspicious process
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

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

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
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

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1057 has_wmi: Executes one or several WMI requests
T1082 has_wmi: Executes one or several WMI requests
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Command and Control

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

Other

network_bind: Starts servers listening at None
dead_host: Connects to IP addresses that do not respond to requests
network_powershell: PowerShell process network connection detected
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
yara_rules: Static rules