Managed XDR

vtdl_1789722581_5mvj088w — malware analysis report

File info

Filename
vtdl_1789722581_5mvj088w
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1251, Author: Dream, Last Saved By: TYHRETH, Name of Creating Application: Microsoft Excel, Create Time/Date: Fri Jun 5 18:19:34 2015, Last Saved Time/Date: Tue Jun 7 18:48:39 2022, Security: 0
File size
71 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
3698c55d9de7ac3ab98d805fbb2f293775e31dea
SHA256
ff5f077fcfaa38bc0333bae3d85585fcae71b4b9c3e9057f566800b560e94fba
MD5
771509779a1d240f3fc0e45661925901

Signatures

Execution

T1203 office_runs_dll: Suspicious document behavior (tries to execute DLL file in hidden window)
T1559 suspicious_process: Spawns a suspicious process
T1203 office_exploit_http: The document exhibits suspicious behavior (performs HTTP requests)
T1064 office_macros_hidden: Document contains suspicious Excel 4.0 macro
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1064 office_macros: The document contains macroses (total: 2)
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)

Privilege Escalation

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

Defense Evasion

T1064 office_macros_hidden: Document contains suspicious Excel 4.0 macro
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1064 office_macros: The document contains macroses (total: 2)
T1055 injection_failed: The attempt to inject into a process has failed

Credential Access

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

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1057 has_wmi: Executes one or several WMI requests
T1082 has_wmi: Executes one or several WMI requests
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Command and Control

T1071.001 office_exploit_http: The document exhibits suspicious behavior (performs HTTP requests)
T1071.004 office_exploit_dns: The document exhibits suspicious behavior (performs DNS requests)
T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
network_bind: Starts servers listening at None
dns_without_resolve: DNS query without a response
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
office_summary: The document contains suspicious metadata
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
dotnet_suspicious_cultureidentifier: Dotnet program contains invalid CultureIdentifier