Managed XDR

rrr.lnk — malware analysis report

File info

Filename
rrr.lnk
File type
MS Windows shortcut, Item id list present, Has Description string, Has Relative path, Has command line arguments, Icon, 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
2.6 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
45b9d3f3c6d1aace54541bfcad40c9ec20288eef
SHA256
0726bee3add05b19aebc5f59d7fff8ba877a5c1c4f044919fec06293709d1922
MD5
3616f38108c1563adb587ca94cb71b21

Signatures

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1059.005 mshta_vbscript: Runs VBScript using mshta
T1059.003 suspicious_process: Spawns a suspicious process
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

Defense Evasion

T1218.005 mshta_vbscript: Runs VBScript using mshta
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
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

Credential Access

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

Discovery

T1082 has_wmi: Executes one or several WMI requests
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
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

Other

creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
writes_data: Writes big amount of data to disk
yara_rules: Static rules