Managed XDR

atmospherelite.exe (Remcos) — отчёт о динамическом анализе вредоносного файла

Информация о файле

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

Окружение

w10/x64 en

Хеши

SHA1
eaadb87e142d8bd015b3bda155f0e66d6b57c584
SHA256
e624732ee4359531f5baaa0907649b9b9f899335affe8d8d99ae14b371ab2263
MD5
90f728699bc839f3b76fccdeca25cf3d

Вредоносное ПО

  • Remcos

Сигнатуры

Execution

T1047 has_wmi: Executes one or several WMI requests

Privilege Escalation

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another 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 bypass_dev_utils: Executing .NET utility in a suspended state, potentially for injection
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
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
T1562 dep_disable: Disables DEP
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
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_network_adapters: Checks NIC addresses
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1027.002 packer_vb: The executable file is packed using VB
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
T1480 system_default_lang_id_present: Checks the system language
T1055 injection_failed: The attempt to inject into a process has failed

Credential Access

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Discovery

T1033 recon_beacon: The process has sent information about the computer over the network
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
T1518.001 wmi_check_av: Uses WMI to check for installed antivirus software
T1057 process_interest: Enumerates processes
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497.001 antivm_queries_computername: Retrieves the computer name

Collection

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)
T1115 checks_clipboard: Monitors clipboard data

Command and Control

T1071.001 recon_beacon: The process has sent information about the computer over the network
T1071.001 network_cnc_http: Suspicious HTTP traffic
T1102.003 cloud_github: Connects to cloud services of Github (potentially for malicious payload delivery)
T1071.001 network_http: Performs HTTP requests
T1071.001 wininet_openurl: Performs HTTP/HTTPS-requests using InternetOpenUrl

Exfiltration

T1022 encrypts_pc_info: Collects and encrypts information about the computer (possibly for exfiltration)

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
ce_info: Remcos Configuration Data found
networkdyndns_checkip: Connects to a Dynamic DNS domain
static_pe_anomaly: The PE file structure contains anomalies
unpacker_wrong_base: Possibly, an error occured in the file unpacker
pe_in_bcryptdecrypt: PE found in BCryptDecrypt function
ip_domains: Identifies an IP address using external resources
suspicious_process_network: Unusual process network activity detected
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
creates_in_programdata: Creates files in the ProgramData directory
suspicious_network_port: Performs TCP or UDP request to non-standard port
checktokenmembership: Checks user token with CheckTokenMembership call

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