Managed XDR

update.lnk — malware analysis report

File info

Filename
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, Archive, ctime=Sat Dec 7 09:08:34 2019, mtime=Fri Jul 31 20:24:39 2026, atime=Sat Dec 7 09:08:34 2019, length=289792, window=hidenormalshowminimized
File size
3.6 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
85386787772f24df9dbb8d6c17c8393ec1a89692
SHA256
90faf3ec7a36bd6ed45c201943a53b2cb54c99db8f30945570f8a8e491ff5d24
MD5
7930ddff82d6dfb01c3c10fccf2222db

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
T1059.003 suspicious_cmd: Executes cmd.exe with a suspicious command line

Defense Evasion

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1027 suspicious_cmd: Executes cmd.exe with a suspicious command line
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

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
T1057 has_wmi: Executes one or several WMI requests
T1082 has_wmi: Executes one or several WMI requests
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
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