Managed XDR

notificaci_n-sentencia...cia_-no.0762-2025..eml (AsyncRAT) — malware analysis report

File info

Filename
notificaci_n-sentencia-de-primera-instancia_-no.0762-2025..eml
File type
RFC 822 mail, ASCII text, with very long lines, with CRLF line terminators
File size
37.6 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
132b93acd33ff03c0532092f3e28308d397d7353
SHA256
6eaac848d3b5b2b0bcb274060603403f9c3e5f99574466f05545e9be8d0ea8b0
MD5
0f6f628a83aca61da7e27a8e54c9c98b

Malwares

  • AsyncRAT

Signatures

Execution

T1047 has_wmi: Executes one or several WMI requests

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
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

Defense Evasion

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: Code was executed in unnamed regions
T1027.004 compiles_code: Compiles C# code
T1497 debugs_self: Creates a process and debugs it
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_queries_computername: Retrieves the computer name
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

Discovery

T1497 debugs_self: Creates a process and debugs it
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1518.001 wmi_check_av: Uses WMI to check for installed antivirus software
T1082 has_wmi: Executes one or several WMI requests
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1102.003 references_google: Contains links to cloud services of Google (potentially for malicious payload delivery)

Other

suricata_alert: Malicious traffic detected
networkdyndns_checkip: Connects to a Dynamic DNS domain
creates_exe: Creates executable files in the file system
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
break_limit_exceeded: Warning: function calls limit has been exceeded
message_box: Displays a message
get_policy_info: Retrieves information about a Policy object
checktokenmembership: Checks user token with CheckTokenMembership call

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