Managed XDR

vtdl_bl4yu5df — malware analysis report

File info

Filename
vtdl_bl4yu5df
File type
Rich Text Format data, version 1, unknown character set
File size
70.4 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
5a39a8e9f872de1207e49a20b4baf2eaf156cb35
SHA256
fe46f0ed67fd82da0561fb894b8928b2538185173b2dfa0dd543daead2d026ad
MD5
5496804597a1bf4beb89256c24c27c35

Signatures

Execution

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

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
T1036 system_filename: Created a file named as a common system file
T1036 system_procname: Created a process named as a common system process
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

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

Discovery

T1083 checks_recent_files: Attempt to check recently opened files through registry
T1082 reads_csrss: Attempts to read csrss.exe memory

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 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
executes_dropped_exe: Executes dropped exe files
creates_exe: Creates executable files in the file system
suricata_alert: Malicious traffic detected
suspicious_process_network: Unusual process network activity detected
suspicious_process: Spawns a suspicious process
process_crashed: One of the processes has failed
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