Managed XDR

2221a789-cbad-bc85-6034-a749e05d577d.eml (DNS Sinkhole, DarkGate) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
2221a789-cbad-bc85-6034-a749e05d577d.eml
Тип файла
RFC 822 mail, ASCII text, with CRLF line terminators
Размер файла
603 KB
Первое обнаружение
Последнее обнаружение

Окружение

w10/x64 en

Хеши

SHA1
3f6c972102901d87d3c34167d928efcc6c73a5ae
SHA256
d9eefdd922cccb7210ff36aa37b7ea413e037179d50c07050ae70dab86e0aa09
MD5
13a39b4f813de8b321c6074966ae4e08

Вредоносное ПО

  • DNS Sinkhole
  • DarkGate

Сигнатуры

Execution

T1569.002 persistence_service: Starts newly created service
T1059.003 executes_dropped_cmd: Executes dropped batch files
T1059.003 suspicious_batch: Suspicious batch
T1106 susp_callbacks: Suspicious usage of some WinAPI with callbacks

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1543.003 creates_service: Creates a service, that will start automatically
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

T1548.002 uac_bypass_mocking_dir: UAC bypass with the use of mocking directory
T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1055.012 injection_runpe: Injects code into another process
T1543.003 creates_service: Creates a service, that will start automatically
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
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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1548.002 uac_bypass_mocking_dir: UAC bypass with the use of mocking directory
T1055.012 injection_runpe: Injects code into another process
T1036 copies_utilities: Copies and runs system utility with different name
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1036 system_filename: Created a file named as a common system file
T1574.011 persistence_services: Modifies Services registry key
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_network_adapters: Checks NIC addresses
T1574 dropper_dll: Creates DLL, which is then loaded into the process
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
T1497.001 antivm_queries_computername: Retrieves the computer name

Credential Access

T1552 infostealer_mail: Collects personal data from local email clients
T1552 infostealer_im: Collects information about installed messengers
T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes
T1518 recon_programs: Collects information about installed programs
T1497.001 antivm_network_adapters: Checks NIC addresses
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antivm_queries_computername: Retrieves the computer name

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Command and Control

T1102.003 cloud_google: Connects to cloud services of Google (potentially for malicious payload delivery)
T1568.002 dga_domains: Connects to DGA domains
T1105 lolbin_extrac32: Download or Copy file with Extrac32
T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Impact

T1561 wiper_zeroed_bytes: Overwrites multiple files with zero bytes (hex 00)
T1486 modifies_files2: Cryptolocker indicators detected (50 or more files are modified)
T1489 change_service_config: Stops services via ChangeServiceConfig

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
executes_dropped_exe: Executes dropped exe files
creates_exe: Creates executable files in the file system
unpacker_wrong_base: Possibly, an error occured in the file unpacker
creates_in_windows: Creates files in the Windows directory
ip_domains: Identifies an IP address using external resources
dns_without_resolve: DNS query without a response
dead_host: Connects to IP addresses that do not respond to requests
unsigned_driver_drop: Sample is not signed and drops a device driver
driver_load: Loads a driver
telegram_api: Telegram Messenger API is used
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
access_recyclebin: Manipulation with recyclebin detected
message_box: Displays a message
get_policy_info: Retrieves information about a Policy object
changes_ext_type: File extension changed from executable to non-executable or vice versa
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay

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