Managed XDR

vtdl_1732067498_t_vzdv8v — malware analysis report

File info

Filename
vtdl_1732067498_t_vzdv8v
File type
Microsoft Excel 2007+
File size
38.8 KB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
d8dec8248ecb904093a0e9b021025d0bde28ce27
SHA256
37d222189402d29e77b903bca9a0ca64863e38d14821425148fe05f7e691f598
MD5
5ca71d8c69adf3c8e87163cbb991e8ae

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
T1064 office_macros: The document contains macroses (total: 2)

Privilege Escalation

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
T1064 office_macros: The document contains macroses (total: 2)
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1083 checks_recent_files: Attempt to check recently opened files through registry
T1082 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 checks_firmware: Attempts to read firmware information (potentially for evasion)

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 network_http: Performs HTTP 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
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
suricata_alert: Malicious traffic detected
yara_rules: Static rules