Managed XDR

device-cdrom1-vencord.-knl.exe.lnk (njRAT) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
device-cdrom1-vencord.-knl.exe.lnk
Тип файла
MS Windows shortcut, Item id list present, Points to a file or directory, Has Relative path, Has Working directory, Has command line arguments, Icon number=0, Archive, ctime=Thu Feb 22 21:12:46 2024, mtime=Mon Apr 8 06:02:24 2024, atime=Thu Feb 22 21:12:46 2024, length=69632, window=hide
Размер файла
2.3 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
dcebdb2cec26f935f587727e7fcd04224326d236
SHA256
adc2347aebddcefe1167d1749cd8a87f0b40abf0e8ec0010caa36d0dfdb6f733
MD5
b9e4dff16b209c921e902b1991618803

Вредоносное ПО

  • njRAT

Сигнатуры

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1047 has_wmi: Executes one or several WMI requests
T1204.002 mimics_extension: Attempts to mimic the file extension
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
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
T1055 injection_failed: The attempt to inject into a process has failed

Defense Evasion

T1218 suspicious_cmdline: Executes a suspicious command
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1562 modify_security_warnings: Attempts to modify or disable security notifications
T1562.004 firewall_add_rule: Modifies Firewall rules
T1497.002 antisandbox_foregroundwindows: Checks whether any human activity is being performed by constantly checking whether the foreground window has changed
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1140 unpacking_utilities: Uses Windows utilities to unpack data
T1222 icacls: May obtain or change Discretionary access control lists (DACLs)
T1036 mimics_extension: Attempts to mimic the file extension
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
T1497.001 antivm_queries_computername: Retrieves the computer name
T1055 injection_failed: The attempt to inject into a process has failed

Credential Access

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)
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
T1082 has_wmi: Executes one or several WMI requests
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1497.002 antisandbox_foregroundwindows: Checks whether any human activity is being performed by constantly checking whether the foreground window has changed
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_queries_computername: Retrieves the computer name

Collection

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Command and Control

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

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
unpacker_wrong_base: Possibly, an error occured in the file unpacker
creates_exe: Creates executable files in the file system
suspicious_process_network: Unusual process network activity detected
executes_dropped_exe: Executes dropped exe files
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call

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