Managed XDR

4bdf8b31-5f94-4c6a-bbf5-43b3c5f86757.eml — malware analysis report

File info

Filename
4bdf8b31-5f94-4c6a-bbf5-43b3c5f86757.eml
File type
ASCII text, with very long lines, with CRLF line terminators
File size
34.6 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
832f7275ff45552dc39767358b4a462fc956b4c3
SHA256
b21d6160378df1523871ef9e6abd261da0ad30ea2a5563676a9f92dc154c8a05
MD5
d63f8dce23458c22d3b7b63936f6e6f9

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious PowerShell process
T1059.001 suspicious_process: Spawns a suspicious process
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

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: Code was executed in unnamed regions
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1070 stealth_window: A process created a hidden window
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

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1082 has_wmi: Executes one or several WMI requests
T1057 has_wmi: Executes one or several WMI requests
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization

Command and Control

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

Other

network_bind: Starts servers listening at None
creates_exe: Creates executable files in the file system
suspicious_process_network: Unusual process network activity detected
creates_doc: Creates (office) documents in the file system
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
yara_rules: Static rules