Managed XDR

vtdl_wp6j3fmx — malware analysis report

File info

Filename
vtdl_wp6j3fmx
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
3.8 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
f058b06936c41a643fa2b7d45572a4bf714cb76f
SHA256
fd321e13d539eccc268062dfa87ac75fd8c49ebbabde43a9353e370cbc537376
MD5
09202e151a515246eea4f336580e58b3

Signatures

Execution

T1059.003 executes_dropped_cmd: Executes dropped batch files
T1047 has_wmi: Executes one or several WMI requests

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
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

T1112 locker_regedit: Disables Windows Registry Editor
T1564.001 stealth_file: Creates hidden or system files
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1036 system_filename: Created a file named as a common system file
T1036 system_procname: Created a process named as a common system process
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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

T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1082 reads_csrss: Attempts to read csrss.exe memory
T1135 server_share_info: Retrieves information about each shared resource on a server

Other

yara_rules: Static rules
locker_taskmgr: Disables Windows Task Manager
creates_many_processes: Spawns a lot of processes (over 70)
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
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
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay