Managed XDR

def32.dll (Cobalt Strike) — отчёт о динамическом анализе вредоносного файла

Информация о файле

Имя файла
def32.dll
Тип файла
PE32 executable (DLL) (console) Intel 80386, for MS Windows
Размер файла
444 KB
Первое обнаружение
Последнее обнаружение

Окружение

win7/x86 en

Хеши

SHA1
03f6b6800bb4763e4dfbb4f14a4cbc9df8a7f5ca
SHA256
1d6d3796c99c7495bd5fdc8275e93842fd490ded541972df2d0953ab8f89c7c8
MD5
e183ae57c3517fb09922052ab350d7d3

Вредоносное ПО

  • Cobalt Strike

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 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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

T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Command and Control

T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
ce_info: CobaltStrike Configuration Data found
cobaltstrike_beacon: Memory region specific for CobaltStrike beacon was found
cobaltstrike_loader: CobaltStrike loader is detected
dead_host: Connects to IP addresses that do not respond to requests
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
has_pdb: This executable file has a PDB path
message_box: Displays a message
error_drawtext: An error occured while executing the file
get_policy_info: Retrieves information about a Policy object
checktokenmembership: Checks user token with CheckTokenMembership call

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