Managed XDR
Group-IB MDP Report
Filename: nlvwyuxd.exe
File Type: PE32 executable (GUI) Intel 80386, for MS Windows
File Size: 14.9 MB
SHA1: 32e2e3c7ea9d2d7ee90362cab358eeb81e8bf0b4 SHA256: d27ca940f5a81ceab7b795ad64953a29be8ebd53c7140f969884c1f2aee2b9ce MD5: 191c55a38b8af76832a2c68128f6dfa5
Signatures
Resource Development
T1586.001 social_instagram: Connects to Instagram domains (potentially for information gathering)
T1585.001 social_instagram: Connects to Instagram domains (potentially for information gathering)
T1586.001 social_telegram: Connects to Telegram (potentially for information gathering)
T1585.001 social_telegram: Connects to Telegram (potentially for information gathering)
Execution
T1569.002 persistence_service: Starts newly created service
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
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1070.004 deletes_self: Moves to different location or removes the original executable file
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1562.001 disables_security: Disables Windows Security options
T1112 creates_largekey: Saves very large data in the registry, can be used to save the configuration or body of the malware
T1562.004 firewall_add_rule: Modifies Firewall rules
T1096 persistence_ads: Creates Alternate Data Stream (ADS)
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_network_adapters: Checks NIC addresses
T1070 stealth_window: A process created a hidden window
T1497.001 antivm_queries_computername: Retrieves the computer name
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
Discovery
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
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
T1497.001 antivm_queries_computername: Retrieves the computer name
Command and Control
T1071.001 network_http: Performs HTTP requests
Other
yara_rules: Static rules
creates_in_windows: Creates files in the Windows directory
network_bind: Starts servers listening at 0.0.0.0:8925
creates_exe: Creates executable files in the file system
dns_without_resolve: DNS query without a response
suspicious_process: Spawns a suspicious process
network_ftp: Performs FTP requests
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
origin_langid: Unconventional language of the executable file
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
suricata_alert: Malicious traffic detected
Managed XDR