Managed XDR

3317.eml — malware analysis report

File info

Filename
3317.eml
File type
HTML document, ASCII text, with very long lines
File size
2.1 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
a508f63e0b48e7b60c77661dd5a9c9d17f16f034
SHA256
4482619eda9358a33d6e43995bc551ca7576dc4badb14bc0b793a27a0a1d1e14
MD5
2a1cb052603dc27e427b8f651009f057

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1203 office_exploit_crash: Microsoft Office process crashes (failed exploitation of a vulnerability is possible)
T1064 office_macros: The document contains macro
T1059 nsis_suspicious_filenames: Nsis contains files with suspicious names
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
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 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antivm_generic_cpu: Checks the CPU name, possibly for anti-virtualization
T1497.001 antivm_firmware: Attempts to detect VM by firmware
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1027.002 nsis_suspicious_filenames: Nsis contains files with suspicious names
T1027.002 nsis_archive: One of the packages is NSIS archive
T1480 system_default_lang_id_present: Checks the system language
T1055 injection_failed: The attempt to inject into a process has failed
T1064 office_macros: The document contains macro

Discovery

T1497.001 antivm_generic_cpu: Checks the CPU name, possibly for anti-virtualization
T1497.001 antivm_firmware: Attempts to detect VM by firmware
T1082 reads_csrss: Attempts to read csrss.exe memory

Other

creates_many_processes: Spawns a lot of processes (over 70)
kills_explorer: Terminates explorer.exe process
creates_in_windows: Creates files in the Windows directory
create_process_failed: Could not start the process
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
break_limit_exceeded: Warning: function calls limit has been exceeded
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
office_links: Office file contains external links
pe_overlay: PE file contains overlay
yara_rules: Static rules