Managed XDR

vtdl_b814rdoh — malware analysis report

File info

Filename
vtdl_b814rdoh
File type
PE32+ executable (GUI) x86-64, for MS Windows
File size
1.5 MB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
38aaba37e2eff65911b20fe45c8bf5dacf8762eb
SHA256
7461028cdcbf5a8405b0792a18dfd0da4762ccfd6f1fa9228747fbcc05544790
MD5
8e70793197110ced16e4c369234192a3

Signatures

Execution

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

Privilege Escalation

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

T1564.001 hides_original_file: Makes original executable file hidden
T1564.001 stealth_file: Creates hidden or system files
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 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1057 has_wmi: Executes one or several WMI requests
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
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
T1135 server_share_info: Retrieves information about each shared resource on a server

Exfiltration

T1022 encrypts_pc_info: Collects and encrypts information about the computer (possibly for exfiltration)

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
codepage: Checks the system code page
telegram_api: Telegram Messenger API is used
no_graphical_activity: No graphic activity
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
test_check_service: Starts services
pe_overlay: PE file contains overlay
executes_dropped_exe: Executes dropped exe files
suricata_alert: Malicious traffic detected