Managed XDR

1780830143-110947-7688-64105-1.eml — malware analysis report

File info

Filename
1780830143-110947-7688-64105-1.eml
File type
HTML document, ASCII text, with CRLF line terminators
File size
164.7 KB
First seen
Last seen

Environment

w11/x64 en

Hashes

SHA1
721ce99ade2fee7750a12b05c41c31ebaa6e2a18
SHA256
9009dc966ca56b0bcf57502c8aca71919afa46a89e1529a17da08271d2511576
MD5
888dba9f7e94d07ac6625c7363741278

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1059.001 suspicious_powershell: Creates suspicious PowerShell process

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
T1055 injection_failed: The attempt to inject into a process has failed

Defense Evasion

T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
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
T1027 many_env_vars: An extensive number of environment variables has been created (possible sign of obfuscation)
T1202 lolbin_conhost: conhost.exe spawning unexpected processes via --headless argument
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1562.001 amsi_patching_attempt: Attempts to patch Microsoft AMSI protection (amsi.dll)
T1070 stealth_window: A process created a hidden window

Discovery

T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1518.001 wmi_check_av: Uses WMI to check for installed antivirus software
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)

Other

creates_exe: Creates executable files in the file system
network_powershell: PowerShell process network connection detected
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
test_check_service: Starts services
writes_data: Writes big amount of data to disk
Managed XDR