Managed XDR

tiretotireloverscanbuy...edanywereitsnmy-1-.doc — malware analysis report

File info

Filename
tiretotireloverscanbuythisnewworldwithoutspendinganymoneybecauseiloveheralot_____autothingsnotneedanywereitsnmy-1-.doc
File type
Rich Text Format data, version 1, unknown character set
File size
73.9 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
aeeb9257f09e4900aa433efd2fd3d26b97ec9d57
SHA256
258d013cad76e9d8dea34020a72f90caf57a4e62ebafc5666ab1e4f6167e8a97
MD5
c40a89e60133ff76a78c4e874e742807

Signatures

Execution

T1203 exploit_CVE_2017_11882: Exploits CVE-2017-11882 vulnerability
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1569.002 persistence_service: Starts newly created service

Persistence

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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
T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)

Discovery

T1057 pidbruteforce: Enumerates processes using PID Bruteforce
T1049 list_ts_rdp_sessions: Lists ts/rdp sessions
T1083 checks_recent_files: Attempt to check recently opened files through registry
T1082 reads_csrss: Attempts to read csrss.exe memory
T1016.001 system_network_configuration_discovery: System network configuration discovery detected

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

yara_rules: Static rules
suricata_alert: Malicious traffic detected
suspicious_process_network: Unusual process network activity detected
suspicious_process: Spawns a suspicious process
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
creates_exe: Creates executable files in the file system
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
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk