Managed XDR

c-users-user-appdata-l...tt.ujq-55-g-v-u-17.lnk — malware analysis report

File info

Filename
c-users-user-appdata-local-temp-b12g0htt.ujq-55-g-v-u-17.lnk
File type
MS Windows shortcut, Item id list present, Has Description string, 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
2.9 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
cdb5d891f2ea663fa47f1da8215d9a4d408f76d2
SHA256
118686208dcb8e5aec2d7755c925aa9871e33d007b20f8d8e273b1995d2dfb4a
MD5
fae02fecc8fd69499d1cd82b63aa0e11

Signatures

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1059.001 suspicious_powershell: Creates suspicious PowerShell process
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1059.001 suspicious_process: Spawns a suspicious process
T1059.003 suspicious_process: Spawns a suspicious process

Persistence

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key

Privilege Escalation

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
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

T1112 creates_largekey: Saves very large data in the registry, can be used to save the configuration or body of the malware
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1574.011 persistence_services: Modifies Services registry key
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1562.001 amsi_patching_attempt: Attempts to patch Microsoft AMSI protection (amsi.dll)
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

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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 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

Collection

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Command and Control

T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1105 cmdline_curl: Uses curl utility for network data transferring

Other

suricata_alert: Malicious traffic detected
create_process_failed: Could not start the process
network_bind: Starts servers listening at None
creates_exe: Creates executable files in the file system
creates_doc: Creates (office) documents in the file system
dead_host: Connects to IP addresses that do not respond to requests
ps_ep_changed: Changes PowerShell execution policy
network_powershell: PowerShell process network connection detected
creates_suspended_process: Creates suspended process
creates_in_programdata: Creates files in the ProgramData directory
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
yara_rules: Static rules
Managed XDR