Managed XDR

vtdl_1731837113_3fw8unrn — malware analysis report

File info

Filename
vtdl_1731837113_3fw8unrn
File type
Microsoft Excel 2007+
File size
35.7 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
837ba45a48ef136720a7ca4fc1a02403422c38cc
SHA256
6b9c53349b49f2b331dd715677c824989ebfbcc1df4a7b8de617b62a2738e2ae
MD5
1fc5c668b546de7d53925e75067ab2db

Signatures

Execution

T1203 office_runs_dll: Suspicious document behaviour (tries to execute dll file in hidden window)
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1559 suspicious_process: Spawns a suspicious process
T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)
T1064 office_macros: The document contains macroses (total: 2)

Privilege Escalation

T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1134 opens_process_token: Opens the access token associated with a process
T1064 office_macros: The document contains macroses (total: 2)

Discovery

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

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

Other

creates_exe: Creates executable files in the file system
creates_suspended_process: Creates suspended process
test_check_service: Starts services
yara_rules: Static rules