Managed XDR

c-users-user-appdata-l...e_lastest_v1.0.pdf.lnk — malware analysis report

File info

Filename
c-users-user-appdata-local-temp-3qzik4rz.zyf-microsoft-update-health-install_guide_lastest_v1.0.pdf.lnk
File type
MS Windows shortcut, Item id list present, Points to a file or directory, Has Relative path, Has command line arguments, Icon number=0, Archive, ctime=Sat May 8 08:14:00 2021, mtime=Sat May 8 08:14:00 2021, atime=Sat May 8 08:14:00 2021, length=250880, window=hide
File size
699.3 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
a1b778dd4be68a51e4074db764d4625281ec2825
SHA256
bd845640235bea2252efe40660347e0fcb536d792f8b66357a34ae73c8b12aa5
MD5
cdb09f949bf81f8016e17d15c39f15b3

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
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL

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

T1218 suspicious_cmdline: Executes a suspicious command
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
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
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

T1105 cmdline_curl: Uses curl utility for network data transferring
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
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