Managed XDR

vtdl_rvcjsofg (Amadey, Glupteba, Smoke Bot) — malware analysis report

File info

Filename
vtdl_rvcjsofg
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
164 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
dffc60cf27781e983df7bc22eb0525f39d844152
SHA256
52cf6bd10b9a87ae0edaefa911afc9c3d0da8d1003ae1a46dd7017b9d7a4431e
MD5
ed57cd515bafcc1c2530d1cac14a29fb

Malwares

  • Amadey
  • Glupteba
  • Smoke Bot

Signatures

Execution

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1053.005 persistence_autorun: Makes itself run automatically on Windows startup
T1569.002 persistence_service: Starts newly created service
T1059 autoit: AutoIt script execution detected
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

Persistence

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1543.003 creates_service: Creates a service, that will start automatically
T1053.005 persistence_autorun: Makes itself run automatically on Windows startup
T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1068 integrity_level: Process privileges have been escalated
T1543.003 creates_service: Creates a service, that will start automatically
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1053.005 persistence_autorun: Makes itself run automatically on Windows startup
T1055.012 injection_runpe: Injects code into another process
T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1055 injection_runpe_2: Executes injected code in another process
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
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

Defense Evasion

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
T1055.012 injection_runpe: Injects code into another process
T1562.001 disables_security: Disables Windows Security options
T1055 injection_runpe_2: Executes injected code in another process
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1497.001 antivm_vbox_devices: Detects VirtualBox through the presence of a device
T1497.001 antivm_vmware_devices: Detects VMware through the presence of a certain device
T1497.001 antivm_sandboxie: Attempts to detect Sandboxie
T1497.001 antivm_vbox_keys: Detects VirtualBox through the presence of a registry key
T1497.001 antivm_generic_ide: Checks the presence of IDE drives in the registry, possibly for anti-virtualization
T1497.001 antivm_generic_scsi: Attempts to detect virtualization by SCSI Disk Identifier
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 packer_themida: Themida packer signatures detected
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1564.001 stealth_file: Creates hidden or system files
T1564.004 removes_zoneid_ads: Attempts to hide the indications that the file was downloaded from the Internet
T1562.004 firewall_add_rule: Modifies Firewall rules
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: The process attempted to slow down analysis
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1036 system_filename: Created a file named as a common system file
T1036 system_procname: Created a process named as a common system process
T1574.011 persistence_services: Modifies Services registry key
T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name
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
T1480 system_default_lang_id_present: Checks the system language
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Discovery

T1497.001 antivm_vbox_devices: Detects VirtualBox through the presence of a device
T1497.001 antivm_vmware_devices: Detects VMware through the presence of a certain device
T1497.001 antivm_sandboxie: Attempts to detect Sandboxie
T1497.001 antivm_vbox_keys: Detects VirtualBox through the presence of a registry key
T1497.001 antivm_generic_ide: Checks the presence of IDE drives in the registry, possibly for anti-virtualization
T1497.001 antivm_generic_scsi: Attempts to detect virtualization by SCSI Disk Identifier
T1518.001 antiav_avast_libs: Attempts to detect Avast Antivirus by a certain library
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: The process attempted to slow down analysis
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1057 has_wmi: Executes one or several WMI requests
T1057 process_interest: Enumerates processes
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name
T1082 reads_csrss: Attempts to read csrss.exe memory
T1082 fingerprint_to_file: Collects data about system and user and writes it to a text file

Command and Control

T1102.003 cloud_discord: Connects to cloud services of Discord (potentially for malicious payload delivery)
T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Exfiltration

T1022 encrypts_pc_info: Collects and encrypts information about the computer (possibly for exfiltration)

Impact

T1489 stops_service: Stops Windows services
T1489 service_control_stop: Stops services via ControlService

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
glupteba_behavior: Glupteba indicators detected
creates_exe: Creates executable files in the file system
smokeloader_behaviour: Exhibits behavior characteristics of SmokeLoader
sc_service: Provide protections from stopping own services
executes_dropped_exe: Executes dropped exe files
creates_in_windows: Creates files in the Windows directory
modifies_certs: Attempts to generate or modify system certificates
trojan_jorik: Jorik indicators detected
ip_domains: Identifies an IP address using external resources
network_bind: Starts servers listening at 0.0.0.0:31461, 127.0.0.1:9303
create_process_failed: Could not start the process
suspicious_process_network: Unusual process network activity detected
dns_without_resolve: DNS query without a response
suspicious_process: Spawns a suspicious process
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
unsigned_driver_drop: Sample is not signed and drops a device driver
driver_load: Loads a driver
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
message_box: Displays a message
get_policy_info: Retrieves information about a Policy object
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
susp_callbacks: Suspicious usage of some WinAPI with callbacks

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