Managed XDR

vtdl_ulhv3so1 — malware analysis report

File info

Filename
vtdl_ulhv3so1
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
27.2 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
d6ff4091ade7e0b111455d10a0beec99c18e5f1a
SHA256
d0088619e4191527e7b5330a77e368b13180bd83c204ba27a09ac779a6cc2f07
MD5
9a24ca9f4acb1275b700d219ed80b96c

Signatures

Persistence

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

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

Defense Evasion

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1222 icacls: May obtain or change Discretionary access control lists (DACLs)
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
T1497.001 antivm_queries_computername: Retrieves the computer name
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1480 system_default_lang_id_present: Checks the system language

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.001 antivm_queries_computername: Retrieves the computer name
T1135 server_share_info: Retrieves information about each shared resource on a server

Command and Control

T1071.001 network_http: Performs HTTP requests
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

suricata_alert: Malicious traffic detected
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
create_rpc_bindings: Creates RPC connection
require_administrator: Requests administrator privileges
get_policy_info: Retrieves information about a Policy object
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
pe_overlay: PE file contains overlay
yara_rules: Static rules
ce_info: SimpleHelp Configuration Data found
valid_authenticode: The digital signature has been verified