Managed XDR

olga.buciuceanu-new-17...om-s-1183641-w-1199122 — malware analysis report

File info

Filename
olga.buciuceanu-new-1780378728.m187305p682166.iq2.nameserverus2.com-s-1183641-w-1199122
File type
SMTP mail, UTF-8 Unicode text
File size
1.1 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
717315a1db01ddf5fbdacacdb4f2b9ff137f5fd3
SHA256
9a25df70b105e020bccac22658b59074e978e00bea15b766d1c4cea439be8d57
MD5
ebf7b9cfead3f0a808c408e9c7dcb706

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1203 office_exploit_http: The document exhibits suspicious behavior (performs HTTP requests)
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
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

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
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
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
T1083 checks_recent_files: Attempt to check recently opened files through registry

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 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

network_bind: Starts servers listening at None
dead_host: Connects to IP addresses that do not respond to requests
office_summary: The document contains suspicious metadata
office_suspicious_data: Office file contains suspicious data
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
office_links: Office file contains external links
yara_rules: Static rules