Managed XDR

vtdl_65ngv59c (StormKitty) — malware analysis report

File info

Filename
vtdl_65ngv59c
File type
RAR archive data, v5
File size
1.6 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
5ad47de71a4ad7a12e606d2ee88efd72e24121a5
SHA256
0b3e1cd04f3505075e43ff490c3a7178013c7fb40dce23356ff255b7e18c534d
MD5
7048a35ee6e8e7b5457a3d13352b8428

Malwares

  • StormKitty

Signatures

Execution

T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1059.003 executes_dropped_cmd: Executes dropped batch files

Persistence

T1098 add_user_to_admin: Adds an elevated user to a group
T1136.001 add_user: Creates a new Windows user account
T1098 add_user_to_group: Adds user to a group

Privilege Escalation

T1098 add_user_to_admin: Adds an elevated user to a group
T1098 add_user_to_group: Adds user to a group
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

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1070 stealth_window: A process created a hidden window
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_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
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files
T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)

Discovery

T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1082 has_wmi: Executes one or several WMI requests
T1518 recon_programs: Collects information about installed programs
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1082 reads_csrss: Attempts to read csrss.exe memory

Collection

T1114 infostealer_mail: Collects personal data from local email clients
T1113 screenshot_file: Possibly, makes a screenshot and saves it to a file

Command and Control

T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.001 network_http: Performs HTTP requests

Other

yara_rules: Static rules
modifies_certs: Attempts to generate or modify system certificates
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
process_crashed: One of the processes has failed
telegram_api: Telegram Messenger API is used
require_administrator: Requests administrator privileges
has_pdb: This executable file has a PDB path
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
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay
suricata_alert: Malicious traffic detected

Related reports