Managed XDR

vtdl_9a842_0y (Rhadamanthys Stealer) — malware analysis report

File info

Filename
vtdl_9a842_0y
File type
Zip archive data, at least v2.0 to extract
File size
1.4 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b34e4bf03bb2fcf8418a10c7d62059129f8fd5b5
SHA256
569468d6e9da1803b84a7c658be678f7b27ff997ae7feaeb59a154cb61b6a6cd
MD5
d29048404138a65b8e5d96a23ec7418a

Malwares

  • Rhadamanthys Stealer

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1569.002 persistence_service: Starts newly created service
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL

Persistence

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1547 apppath_hijack: Achieves persistence by modifying AppPath in registry

Privilege Escalation

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1055.012 injection_runpe: Injects code into another process
T1055 injection_runpe_2: Executes injected code in another process
T1574 dropper_dll: Creates DLL, which is then loaded into the 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
T1547 apppath_hijack: Achieves persistence by modifying AppPath in registry

Defense Evasion

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1055.012 injection_runpe: Injects code into another process
T1497.001 antivm_virtualpc: Attempts to detect VirtualPC
T1497.001 antisandbox_sunbelt: Attempts to detect SunBelt Sandbox
T1497.001 antisandbox_file: Attempts to detect a sandbox (checks the file name)
T1497.001 antivm_sandboxie: Attempts to detect Sandboxie
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1055 injection_runpe_2: Executes injected code in another process
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.001 antivm_directory_objects: Scans directory objects, possibly to find VM indicators
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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
T1070 stealth_window: A process created a hidden window
T1480 system_default_lang_id_present: Checks the system language

Credential Access

T1552 infostealer_ftp: Collects data from local FTP clients
T1552 infostealer_mail: Collects personal data from local email clients
T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
T1552.001 infostealer_winscp: Collects information from configuration file of WinSCP
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
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
T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)

Discovery

T1497.001 antivm_virtualpc: Attempts to detect VirtualPC
T1497.001 antisandbox_sunbelt: Attempts to detect SunBelt Sandbox
T1497.001 antisandbox_file: Attempts to detect a sandbox (checks the file name)
T1497.001 antivm_sandboxie: Attempts to detect Sandboxie
T1518.001 antiav_avast_libs: Attempts to detect Avast Antivirus by a certain library
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.001 antivm_directory_objects: Scans directory objects, possibly to find VM indicators
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1518 recon_programs: Collects information about installed programs
T1057 has_wmi: Executes one or several WMI requests
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1049 list_ts_rdp_sessions: Lists ts/rdp sessions
T1082 reads_csrss: Attempts to read csrss.exe memory
T1016.001 system_network_configuration_discovery: System network configuration discovery detected
T1135 server_share_info: Retrieves information about each shared resource on a server

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Command and Control

T1071.001 network_http: Performs HTTP requests
T1102 download_google: Uses Google download services
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
network_anomaly: Network anomalies occured during the analysis
suspicious_process: Spawns a suspicious process
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
valid_authenticode: The digital signature has been verified
create_rpc_bindings: Creates RPC connection
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
get_policy_info: Retrieves information about a Policy object
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay

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