Managed XDR

vtdl_3m1ogxz4 (Sodinokibi, REvil) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
vtdl_3m1ogxz4
Тип файла
PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed
Размер файла
508.8 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
5d4e1a29698df036e9904e8ce443055bba212192
SHA256
35cf8808debafd17939611c5156b8e7d7edea258aebc3c339b42f1dbf38089f7
MD5
b6638d003e53d23b6a80d5906e780a79

Вредоносное ПО

  • Sodinokibi
  • REvil

Сигнатуры

Execution

T1047 has_wmi: Executes one or several WMI requests

Persistence

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

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
T1134 sets_privilegies_via_rtladjustprivilege: Sets process privilege via RtlAdjustPrivilege
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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1574.011 persistence_services: Modifies Services registry key
T1027.002 packer_upx: The executable file is compressed using UPX
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
T1134 sets_privilegies_via_rtladjustprivilege: Sets process privilege via RtlAdjustPrivilege
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
T1027.002 packer_entropy: Probably contains compressed or encrypted data

Credential Access

T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets

Discovery

T1007 has_wmi: Executes one or several WMI requests
T1057 has_wmi: Executes one or several WMI requests
T1518.001 antiav_detectservice: Attempts to detect installed antiviruses by a certain service
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
T1082 reads_csrss: Attempts to read csrss.exe memory

Collection

T1113 screenshot_file: Possibly, makes a screenshot and saves it to a file
T1074.001 access_recyclebin: Manipulation with recyclebin detected

Command and Control

T1568.002 dga_domains: Connects to DGA domains
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Impact

T1486 modifies_files2: Cryptolocker indicators detected (100 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 100 or more files)
T1489 stops_service: Stops Windows services
T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies
T1486 ransomware_files: Ransomware indicators detected REvil (creates keys and the instruction on how to unlock the files)
T1489 service_control_stop: Stops services via ControlService

Other

yara_rules: Static rules
ce_info: REvil note, REvil config Configuration Data found
revil: Ransomware REvil indicators detected
modifies_certs: Attempts to generate or modify system certificates
cryptolocker_wallpaper: Ransomware indicators detected (changes the desktop wallpaper file)
creates_exe: Creates executable files in the file system
dns_without_resolve: DNS query without a response
dead_host: Connects to IP addresses that do not respond to requests
executes_dropped_exe: Executes dropped exe files
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
break_limit_exceeded: Warning: function calls limit has been exceeded
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay
suricata_alert: Malicious traffic detected

Похожие отчёты