Managed XDR

vtdl_1781772741_hw5g0zpj — malware analysis report

File info

Filename
vtdl_1781772741_hw5g0zpj
File type
news or mail, UTF-8 Unicode text, with very long lines, with CRLF, LF line terminators
File size
1.8 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
92a40aa2c2c1b5fd10cc96bd06185982f79d9063
SHA256
2e22bc6ac184691ba75c26598e66a098714542cd839377bda687c4459b8516de
MD5
8eae90de07fc2940a29212a6463c7afc

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1059.007 bad_js: Suspicious Javascript file

Privilege Escalation

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

T1036.001 invalid_authenticode: Digital signature of one or several attached files has failed to be verified
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.001 antivm_queries_computername: Retrieves the computer name

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1102.003 references_github: Contains links to cloud services of Github (potentially for malicious payload delivery)

Other

static_pe_anomaly: The PE file structure contains anomalies
network_bind: Starts servers listening at None
process_crashed: One of the processes has failed
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
has_pdb: This executable file has a PDB path
dotnet_suspicious_module_name: Dotnet program has suspicious module name
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
message_box: Displays a message
error_drawtext: An error occurred while executing the file
dotnet_obfuscated: Dotnet program is potentially obfuscated
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
pe_overlay: PE file contains overlay
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint
dotnet_downloader_possible_network_problem: Dotnet program possibly has network problem
Managed XDR