Managed XDR

s49602_download-14-.eml (Agent Tesla) — malware analysis report

File info

Filename
s49602_download-14-.eml
File type
RFC 822 mail, ASCII text, with CRLF line terminators
File size
258.4 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
48a48be666cb9367acec21100ba1195d5e5498aa
SHA256
17c9388ccc8331ae7f35903ad1694d07e1359fe112ac9e28da7662fe70c6366a
MD5
206b2db6bc1f71d90930273ea56d66c4

Malwares

  • Agent Tesla

Signatures

Execution

T1047 antivm_wmi: Uses WMI to detect virtual environment
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

Defense Evasion

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_network_adapters: Checks NIC addresses
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

Credential Access

T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_mail: Collects personal data from local email clients
T1552 infostealer_ftp: Collects data from local FTP clients
T1552.001 infostealer_winscp: Collects information from configuration file of WinSCP
T1552.001 infostealer_vpn: Collects information about installed VPN software
T1555.003 cookie_files: Accesses cookie files
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager
T1552 cookie_files: Accesses cookie files

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1057 has_wmi: Executes one or several WMI requests
T1082 has_wmi: Executes one or several WMI requests
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_queries_computername: Retrieves the computer name

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Other

yara_rules: Static rules
dead_host: Connects to IP addresses that do not respond to requests
no_graphical_activity: No graphic activity
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
dotnet_obfuscated: Dotnet program is potentially obfuscated
get_policy_info: Retrieves information about a Policy object
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
enables_execute_access_on_stack: Enable execution access on stack
dotnet_suspicious_module_name: Dotnet program has suspicious module name

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