Managed XDR

ar_wedding_rsvp.docm — malware analysis report

File info

Filename
ar_wedding_rsvp.docm
File type
Microsoft Word 2007+
File size
280.4 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
fdd87ed81a8cc6251dc16278efd0fe919069fdaf
SHA256
67a3bd2b59df40d098f491ce52aa3bf9189a5aced16540391c15aa63ef7bddb6
MD5
1fc48b21b16fc6d4e698769de095e60e

Signatures

Execution

T1203 office_write_exe: Office document dropped an executable file
T1203 office_runs_dll: Suspicious document behaviour (tries to execute dll file)
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1559 suspicious_process: Spawns a suspicious process
T1064 office_macros_suspicious: Document contains suspicious macro
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)
T1064 office_macros: The document contains macro
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Defense Evasion

T1218.011 rundll_shell32: Uses Control_RunDLL to run an executable file
T1064 office_macros_suspicious: Document contains suspicious macro
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1064 office_macros: The document contains macro
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1083 checks_recent_files: Attempt to check recently opened files through registry

Command and Control

T1105 office_dl_write_exe: Probably malicious office document (downloads/drops EXE files to disk)
T1071.001 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1071.004 office_exploit_dns: The document exhibits suspicious behaviour (performs DNS requests)
T1102.003 cloud_github: Connects to cloud services of Github (potentially for malicious payload delivery)
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

create_process_failed: Could not start the process
dead_link: Attempts to run a file from a dead or blocked URL
creates_exe: Creates executable files in the file system
http_file_not_found: Attempts to download EXE or DLL file but receives HTML with an error
unexpected_exception: Unexpected exception
creates_suspended_process: Creates suspended process
test_check_service: Starts services
writes_data: Writes big amount of data to disk
js_suspicious: Suspicious javascript
yara_rules: Static rules
dotnet_suspicious_cultureidentifier: Dotnet program contains invalid CultureIdentifier
Managed XDR