Managed XDR

vtdl_vow3oa14 — malware analysis report

File info

Filename
vtdl_vow3oa14
File type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
File size
61 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
982632f965145545ed3f78b69ccc93c0b5229464
SHA256
465d6754424b6c41b319faf3f8563ac2513280f8a23f2a5a997f4bddbe232452
MD5
3463b87f77db1673bd8f1b19f02a4d06

Signatures

Execution

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
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1055 injection_runpe_2: Executes injected code in another process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1055 injection_runpe_2: Executes injected code in another process
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Discovery

T1518.001 wmi_check_av: Uses WMI to check for installed antivirus software
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Collection

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Other

yara_rules: Static rules
dotnet_import_unmanaged_code: Dotnet malware statically imports unmanaged functions/modules
dead_host: Connects to IP addresses that do not respond to requests
no_graphical_activity: No graphic activity
creates_suspended_process: Creates suspended process
access_recyclebin: Manipulation with recyclebin detected
get_policy_info: Retrieves information about a Policy object
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
dotnet_use_suspicious_functions: Dotnet malware potentially uses suspicious functions/modules