Managed XDR

sleestak_payload_1.lnk — malware analysis report

File info

Filename
sleestak_payload_1.lnk
File type
MS Windows shortcut, Item id list present, Has Description string, Has Relative path, Has Working directory, Has command line arguments, Icon number=0, 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=hide
File size
410.4 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
09894bf592fd4eb5d38f722b5e64ebf323c13f53
SHA256
6f1372ee079196f6cbeb659689f588135a3b1acf569377abcbae76fea9901498
MD5
d2720cc06d3f46b77f7b53c6a57f576e

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious PowerShell process
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1059.001 suspicious_process: Spawns a suspicious 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
T1218 suspicious_cmdline_keywords: Cmdline with suspicious keywords

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
T1082 has_wmi: Executes one or several WMI requests
T1057 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

Command and Control

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

Other

network_bind: Starts servers listening at None
no_graphical_activity: No graphic activity
creates_suspended_process: Creates suspended process
malware_cmdline: Suspicious words in the command line
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
yara_rules: Static rules