Managed XDR

c-windows-vu1aqbx19.exe — malware analysis report

File info

Filename
c-windows-vu1aqbx19.exe
File type
Microsoft Word 2007+
File size
80.4 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
e7c0b61728d8dbc11876354f294ccf9713d54f86
SHA256
5fa5f62aef9ab0d3362a98da4a1e41295d51870bcdbba5014eb4f312a6f45129
MD5
cb1a1e4e164621aa1567b021f042eeea

Signatures

Execution

T1203 office_write_exe: Office document dropped an executable file
T1203 office_exploit_http: The document exhibits suspicious behavior (performs HTTP requests)
T1559 suspicious_process: Spawns a suspicious process
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macroses (total: 5)
T1064 office_macros_autoexec: The document contains an auto-start macro

Privilege Escalation

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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1064 office_macros_suspicious: Document contains suspicious macro
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 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
T1055 injection_failed: The attempt to inject into a process has failed
T1064 office_macros: The document contains macroses (total: 5)
T1064 office_macros_autoexec: The document contains an auto-start macro

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
T1082 has_wmi: Executes one or several WMI requests
T1057 has_wmi: Executes one or several WMI requests
T1518 locates_browser: Attempts to identify where browsers are installed
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)
T1568.002 dga_domains: Connects to DGA domains
T1071.004 office_exploit_dns: The document exhibits suspicious behavior (performs DNS requests)
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

creates_exe: Creates executable files in the file system
creates_in_windows: Creates files in the Windows directory
network_bind: Starts servers listening at None
suspicious_process_network: Unusual process network activity detected
dns_without_resolve: DNS query without a response
suspicious_explorer_cmdline: Starts explorer.exe process with suspicious command line
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
js_suspicious: Suspicious javascript
yara_rules: Static rules
dotnet_suspicious_cultureidentifier: Dotnet program contains invalid CultureIdentifier