Managed XDR

wextract.exe (njRAT) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
wextract.exe
Тип файла
PE32 executable (GUI) Intel 80386, for MS Windows
Размер файла
3.2 MB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
220e99701d02406e03f361c678f66a1f8f140a6e
SHA256
23da1ab492fb679bfcf049a41f5aa6bad33a652467aea00f7c1f11ca424f0744
MD5
fdeaede91deedf7f8264df5d0fbc7310

Вредоносное ПО

  • njRAT

Сигнатуры

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
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

T1564.001 hides_original_file: Makes original executable file hidden
T1562 modify_security_warnings: Attempts to modify or disable security notifications
T1562.004 firewall_add_rule: Modifies Firewall rules
T1112 stealth_hiddenreg: Attempts to change Explorer settings so that hidden files won't be displayed
T1564.001 stealth_file: Creates hidden or system files
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
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Credential Access

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Discovery

T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity

Collection

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
static_pe_anomaly: The PE file structure contains anomalies
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
origin_langid: Unconventional language of the executable file
get_policy_info: Retrieves information about a Policy object

Похожие отчёты