Managed XDR

vtdl_bh1p88ct — malware analysis report

File info

Filename
vtdl_bh1p88ct
File type
Zip archive data, at least v2.0 to extract
File size
64 MB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
729afa3d3fa554a42ff625f0f345048b84b6dde7
SHA256
8ab4c8b168c3c2234070019bf088986c624d2ab41872781c700171dba914a842
MD5
17fe5a7fb7c530a4833ad2c9cde19022

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process
T1059.001 suspicious_process: Spawns a suspicious process

Persistence

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

Privilege Escalation

T1548.002 uac_bypass_mocking_dir: UAC bypass with the use of mocking directory
T1574 dropper_dll: Creates DLL, which is then loaded into the 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

Defense Evasion

T1548.002 uac_bypass_mocking_dir: UAC bypass with the use of mocking directory
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1574 dropper_dll: Creates DLL, which is then loaded into the 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
T1562.001 windows_defender_add_exclusion: Adds a path to Microsoft Defender exclusion list

Discovery

T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1518 locates_browser: Attempts to identify where browsers are installed

Other

yara_rules: Static rules
creates_in_windows: Creates files in the Windows directory
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
get_policy_info: Retrieves information about a Policy object