Managed XDR

c-windows-phh4nsma2.exe — malware analysis report

File info

Filename
c-windows-phh4nsma2.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
11.5 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
d4183bfff9995b0c276d58ce08ce36e1263be350
SHA256
cb55bc9e6b75715b4fc053f1bebef6b18395af17690dc837d78abbe4b291a5cc
MD5
ee3384d51658733c228431a68440c476

Signatures

Execution

T1569.002 persistence_service: Starts newly created service
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

Persistence

T1543.003 creates_service: Creates a service, that will start automatically

Privilege Escalation

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1543.003 creates_service: Creates a service, that will start automatically
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

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1070.004 deletes_self: Moves to different location or removes the original executable file
T1562.001 disables_security: Disables Windows Security options
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
T1562.004 firewall_add_rule: Modifies Firewall rules
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_network_adapters: Checks NIC addresses
T1480 system_default_lang_id_present: Checks the system language
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1070 stealth_window: A process created a hidden window
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
T1497.001 antivm_queries_computername: Retrieves the computer name

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
T1497.001 antivm_disk_size: Checks the amount of free disk space
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
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1497.001 antivm_network_adapters: Checks NIC addresses
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
T1497.001 antivm_queries_computername: Retrieves the computer name
T1016 get_hostname: Attempts to get hostname

Command and Control

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

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
creates_in_windows: Creates files in the Windows directory
network_bind: Starts servers listening at None
creates_exe: Creates executable files in the file system
dead_host: Connects to IP addresses that do not respond to requests
suspicious_process: Spawns a suspicious process
no_graphical_activity: No graphic activity
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
origin_langid: Unconventional language of the executable file
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
Managed XDR