Managed XDR

vtdl_nknl5wpp — malware analysis report

File info

Filename
vtdl_nknl5wpp
File type
RFC 822 mail, ASCII text
File size
1.1 MB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
c0ef0b6dc13f084d6ac7fbd2be55284de52d4e3f
SHA256
794e1a5c6af0a6b14516a641131c79885eb1c550b9fd779308c0de15b2a408e6
MD5
4495189fd05fae1d95150572fd1cde58

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process

Privilege Escalation

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
T1055 injection_failed: The attempt to inject into a process has failed

Defense Evasion

T1055.012 injection_runpe: Injects code into another process
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1055 injection_runpe_2: Executes injected code in another process
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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
T1070 stealth_window: A process created a hidden window
T1055 injection_failed: The attempt to inject into a process has failed
T1562.001 windows_defender_add_exclusion: Adds a path to Microsoft Defender exclusion list

Discovery

T1518 locates_browser: Attempts to identify where browsers are installed

Other

yara_rules: Static rules
static_pe_anomaly: The PE file structure contains anomalies
process_crashed: One of the processes has failed
no_graphical_activity: No graphic activity
dotnet_suspicious_module_name: Dotnet program has suspicious module name
creates_suspended_process: Creates suspended process
dotnet_antimetadata_analysis: Dotnet program has anti-analysis tricks
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
dotnet_use_suspicious_functions: Dotnet program potentially uses suspicious functions/modules