Managed XDR

c-users-user-appdata-l...-admitted-students.exe (STOP Ransomware) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
c-users-user-appdata-local-55d96e63-1c95-4bf9-b682-8632adcaf295-final-list-of-admitted-students.exe
Тип файла
PE32 executable (GUI) Intel 80386, for MS Windows
Размер файла
696.5 KB
Первое обнаружение
Последнее обнаружение

Окружение

w10/x86 en

Хеши

SHA1
a8820253e14ab4cf2bb445a96210b783be74499b
SHA256
a18f3e34c4297b6d68c2013c5bf349951359b757a29611d0db12b700f2aa8126
MD5
1c2e7c7f57a3e33b0bdfab13c1b3df92

Вредоносное ПО

  • STOP Ransomware

Сигнатуры

Execution

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
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

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1222 icacls: May obtain or change Discretionary access control lists (DACLs)
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1070 stealth_window: A process created a hidden window

Credential Access

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

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1071.001 network_http: Performs HTTP requests
T1071.001 wininet_openurl: Performs HTTP/HTTPS-requests using InternetOpenUrl

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
create_process_failed: Could not start the process
copies_self: Creates a copy of itself
dead_link: Attempts to run a file from a dead or blocked URL
ip_domains: Identifies an IP address using external resources
creates_exe: Creates executable files in the file system
http_file_not_found: Attempts to download EXE or DLL file but receives HTML with an error
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
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
open_winlogon_process: Trying to open winlogon process

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