Managed XDR

vtdl_1766165783_7kva2qu7 (RMS) — malware analysis report

File info

Filename
vtdl_1766165783_7kva2qu7
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
21 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
0d61015aed8bb1ae5be2df623c4ec8304796cc2c
SHA256
a92a84db6372eedc160b56fadbc045726561f24a9276159f18150b18fb9915c6
MD5
5d63f2139926eecd26fb0e31c86d7437

Malwares

  • RMS

Signatures

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1068 integrity_level: Process privileges have been escalated
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
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Defense Evasion

T1497.001 antisandbox_productid: Obtains Windows ProductID, probably to fingerprint a sandbox
T1497.001 antivm_firmware: Attempts to detect VM by firmware
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_network_adapters: Checks NIC addresses
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
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497 antidbg_strings: Checks for malware analysis tools (specific strings found)
T1497 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1480 system_default_lang_id_present: Checks the system language

Credential Access

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

Discovery

T1497.001 antisandbox_productid: Obtains Windows ProductID, probably to fingerprint a sandbox
T1497.001 antivm_firmware: Attempts to detect VM by firmware
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes
T1497.001 antivm_network_adapters: Checks NIC addresses
T1082 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497 antidbg_strings: Checks for malware analysis tools (specific strings found)
T1497 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Command and Control

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

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
rms_admin: Remote Manipulator System indicators detected (files or registry)
rms_lms_bins: Listens on port 5650 used by RMS\LiteManager
network_bind: Starts servers listening at 0.0.0.0:5650, None
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
process_crashed: One of the processes has failed
network_ftp: Performs FTP requests
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
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay
open_winlogon_process: Trying to open winlogon process
js_suspicious: Suspicious javascript

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