Managed XDR

unknownspf.exe — malware analysis report

File info

Filename
unknownspf.exe
File type
PE32+ executable (GUI) x86-64 Mono/.Net assembly, for MS Windows
File size
285 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
90a83345f704d827433d84fb4fe7e4b15bd01c91
SHA256
4c83f87dac85462338c4e4edfeb81e9950e3026eb3aabde13b9711de9caa7354
MD5
f0205ade1710d945c4a51a290d86f98e

Signatures

Execution

T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1059.003 executes_dropped_cmd: Executes dropped batch files
T1059.003 suspicious_batch: Suspicious batch

Privilege Escalation

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

T1070.004 deletes_self: Moves to different location or removes the original executable file
T1562.001 disables_security: Disables Windows Security options
T1564.001 stealth_file: Creates hidden or system files
T1027.002 packer_polymorphic: Creates a modified copy of itself
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1497.001 antivm_network_adapters: Checks NIC addresses
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
T1497.001 antivm_queries_computername: Retrieves the computer name
T1070 stealth_window: A process created a hidden window

Credential Access

T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)

Discovery

T1518.001 antiav_detectservice: Attempts to detect installed antiviruses by a certain service
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1082 has_wmi: Executes one or several WMI requests
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497.001 antivm_queries_computername: Retrieves the computer name

Impact

T1489 stops_service: Stops Windows services
T1489 net_stop: Stops services through the use of net stop

Other

static_pe_anomaly: The PE file structure contains anomalies
ip_domains: Identifies an IP address using external resources
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
create_rpc_bindings: Creates RPC connection
require_administrator: Requests administrator privileges
creates_suspended_process: Creates suspended process
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
test_check_service: Starts services
pe_overlay: PE file contains overlay
open_winlogon_process: Trying to open winlogon process
suricata_alert: Malicious traffic detected
dotnet_downloader_possible_network_problem: Dotnet program possibly has network problem
Managed XDR