Managed XDR

vtdl__l6i7q66 — malware analysis report

File info

Filename
vtdl__l6i7q66
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
299.1 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
223b16302c1b75f393780946aa4f82b7bb578663
SHA256
374e851d4ada392f39228ca58f55ca07227438872bd891544c54da4d77785ab4
MD5
4dedba5297f8508d5fb064cc6e91dbab

Signatures

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
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1055 injection_failed: The attempt to inject into a process has failed
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

T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1564.001 stealth_file: Creates hidden or system files
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 packer_polymorphic: Creates a modified copy of itself
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1112 stealth_hiddenreg: Attempts to change Explorer settings so that hidden files won't be displayed
T1497.001 antisandbox_file: Attempts to detect a sandbox (checks the file name)
T1036 system_filename: Created a file named as a common system file
T1036 system_procname: Created a process named as a common system process
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1027.002 packer_vb: The executable file is packed using VB
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1480 system_default_lang_id_present: Checks the system language
T1055 injection_failed: The attempt to inject into a process has failed

Discovery

T1497.001 antisandbox_file: Attempts to detect a sandbox (checks the file name)
T1057 process_interest: Enumerates processes
T1082 reads_csrss: Attempts to read csrss.exe memory

Other

yara_rules: Static rules
creates_many_processes: Spawns a lot of processes (over 70)
executes_dropped_exe: Executes dropped exe files
created_exe_is_similar_to_system_one: Сreated exe is similar to system one
unpacker_wrong_base: Possibly, an error occured in the file unpacker
creates_in_windows: Creates files in the Windows directory
creates_exe: Creates executable files in the file system
suspicious_process: Spawns a suspicious process
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
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
pe_overlay: PE file contains overlay
open_winlogon_process: Trying to open winlogon process
enables_execute_access_on_stack: Enable execution access on stack