Managed XDR

vtdl_1787358272_y2by5w0a — malware analysis report

File info

Filename
vtdl_1787358272_y2by5w0a
File type
Rich Text Format data, version 1, unknown character set
File size
13.2 KB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
8ae3015c3e42ce1ea3e0600ca4a635eff1e6cf47
SHA256
ede8cde293ca0bd14e80ea5e9a7e7de787d8e969231fa914dd8bdd93b989b61e
MD5
a40f829227c225294cf25d20539aee01

Signatures

Execution

T1203 exploit_CVE_2017_11882: Exploits CVE-2017-11882 vulnerability
T1203 office_exploit_http: The document exhibits suspicious behavior (performs HTTP requests)

Persistence

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key

Privilege Escalation

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
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

T1562 dep_disable: Disables DEP
T1574.011 persistence_services: Modifies Services registry key
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
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1082 checks_firmware: Attempts to read firmware information (potentially for evasion)

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 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
networkdyndns_checkip: Connects to a Dynamic DNS domain
suspicious_process_network: Unusual process network activity detected
dns_without_resolve: DNS query without a response
unexpected_exception: Unexpected exception
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