Managed XDR

01_v4_xor.lnk — malware analysis report

File info

Filename
01_v4_xor.lnk
File type
MS Windows shortcut, Item id list present, Points to a file or directory, Has Relative path, Has command line arguments, 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
1.4 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
52d8a6552cad333afed23fa7b78a9475b3817aec
SHA256
2663ad9131067893f747015789cdddcc414a913dc91e0e7d03553c733e535d83
MD5
134e8ab835d9decd5f44de0e4a5ed3bb

Signatures

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

Defense Evasion

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1140 unpacking_utilities: Uses Windows utilities to unpack data
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization

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
T1082 has_wmi: Executes one or several WMI requests
T1057 has_wmi: Executes one or several WMI requests
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
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

creates_in_windows: Creates files in the Windows directory
network_bind: Starts servers listening at None
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