Managed XDR

vtdl_qh8yej3v (Lorenz) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
vtdl_qh8yej3v
Тип файла
PE32 executable (console) Intel 80386, for MS Windows, UPX compressed
Размер файла
326.5 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
54ba27c0948e5c8c28179cdba765a39df3b364b9
SHA256
5c8a2ddb67a0f2aed4a36d363e71542b3531b39bccc5f44741d58731ec04ff77
MD5
0c2e89b6b9b3b293cc6dc81de7967b0b

Вредоносное ПО

  • Lorenz

Сигнатуры

Privilege Escalation

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 packer_upx: The executable file is compressed using UPX
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1033 recon_beacon: The process has sent information about the computer over the network
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1071.001 recon_beacon: The process has sent information about the computer over the network
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Impact

T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1485 deletes_files: Removes 500 or more files from C: drive
T1486 ransomware_extensions: Ransomware(s) Lorenz indicators detected (specific extension is added to files)
T1486 mass_data_encryption: Encrypts data using the same key (possible ransomware behaviour)

Other

yara_rules: Static rules
ce_info: Lorenz Configuration Data found
lorenz: Detected Lorenz ransomware
creates_in_windows: Creates files in the Windows directory
cryptolocker_wallpaper: Ransomware indicators detected (changes the desktop wallpaper file)
dead_host: Connects to IP addresses that do not respond to requests
create_rpc_bindings: Creates RPC connection
break_limit_exceeded: Warning: function calls limit has been exceeded
get_policy_info: Retrieves information about a Policy object
writes_data: Writes big amount of data to disk

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