Managed XDR

c-users-user-appdata-l...ffl.ur0-readme.pdf.lnk — malware analysis report

File info

Filename
c-users-user-appdata-local-temp-hbn4wffl.ur0-readme.pdf.lnk
File type
MS Windows shortcut, Item id list present, Points to a file or directory, Has Description string, Has Relative path, Has command line arguments, Icon number=0, Archive, ctime=Sat Dec 7 09:08:19 2019, mtime=Thu Aug 27 09:05:03 2026, atime=Sat Dec 7 09:08:19 2019, length=33, window=hidenormalshowminimized
File size
2 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
0c01c5c28fd18bce9f47c31d595a362ead72380d
SHA256
f3a918bc7db9185802c73a40e321a8e04c19e4133e4699f8e9b830673adda076
MD5
3322273371e2e0551c39f007b94af137

Signatures

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1059 suspicious_process: Spawns a suspicious process
T1059.003 suspicious_cmd: Executes cmd.exe with a suspicious command line
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1059 wscript_info_discovery: Collects info about system with Wscript.Shell
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 suspicious_batch: Suspicious batch
T1059.003 url_cmdline: Cmdline of process contains URL
T1059.006 drops_python_dll: Drops python DLL

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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
T1027 suspicious_cmd: Executes cmd.exe with a suspicious command line
T1126 disconnects_mapped_device: Removes network share connection
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
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Credential Access

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

Discovery

T1082 recon_systeminfo: Collects system information (ipconfig, netstat, systeminfo, net)
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
T1518 locates_browser: Attempts to identify where browsers are installed
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
T1033 wscript_info_discovery: Collects info about system with Wscript.Shell

Command and Control

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

Other

suricata_alert: Malicious traffic detected
drops_interpreter: Creates interpreter binary file
network_bind: Starts servers listening at None
creates_exe: Creates executable files in the file system
create_process_failed: Could not start the process
suspicious_process_network: Unusual process network activity detected
creates_doc: Creates (office) documents in the file system
dead_host: Connects to IP addresses that do not respond to requests
executes_dropped_exe: Executes dropped exe files
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