Managed XDR

rym_b70106_tla_00_lan_de_6302_00.msg — malware analysis report

File info

Filename
rym_b70106_tla_00_lan_de_6302_00.msg
File type
Composite Document File V2 Document, No summary info
File size
538 KB
First seen
Last seen

Environment

w11/x64 en

Hashes

SHA1
13cb1e3e9cc668533e9103755bee17fd08ea2724
SHA256
51214c1ad9282d7a55534eaa01f1c1d3fd92a01d8f20d2147c16fb07a34ef548
MD5
e81e860670a9ec1c7a11ecf1cfbe3a2a

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious PowerShell process

Privilege Escalation

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

T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1055 injection_failed: The attempt to inject into a process has failed
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
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
T1562.001 amsi_patching_attempt: Attempts to patch Microsoft AMSI protection (amsi.dll)
T1070 stealth_window: A process created a hidden window
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)

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
dead_host: Connects to IP addresses that do not respond to requests
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