Managed XDR

inv-004782.doc — malware analysis report

File info

Filename
inv-004782.doc
File type
Microsoft Word 2007+
File size
395.2 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
f4024f0d970986be88262d0027837f0e2dd53b6e
SHA256
9fc932edc6a0260781b1faeedf0dd21c584c2a7f108d4f003ba03104eed83e73
MD5
c9f9ade24b8aa1353f0f3010e1119c7f

Signatures

Execution

T1047 has_wmi: Executes one or several WMI requests
T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another 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
T1055 injection_failed: The attempt to inject into a process has failed

Defense Evasion

T1218 bypass_dev_utils: Executing .NET utility in a suspended state, potentially for injection
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1564.004 removes_zoneid_ads: Attempts to hide the indications that the file was downloaded from the Internet
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_queries_computername: Retrieves the computer name
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
T1055 injection_failed: The attempt to inject into a process has failed

Credential Access

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)
T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)

Discovery

T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1082 has_wmi: Executes one or several WMI requests
T1518.001 wmi_check_av: Uses WMI to check for installed antivirus software
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_queries_computername: Retrieves the computer name
T1083 checks_recent_files: Attempt to check recently opened files through registry
T1016.001 system_network_configuration_discovery: System network configuration discovery detected
T1135 server_share_info: Retrieves information about each shared resource on a server

Collection

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)
T1115 set_clipboard_data: Sets data to clipboard

Exfiltration

T1022 encrypts_pc_info: Collects and encrypts information about the computer (possibly for exfiltration)

Other

yara_rules: Static rules
office_embedded: Office document contains embedded executable file(s)
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
unpacker_wrong_base: Possibly, an error occured in the file unpacker
copies_self: Creates a copy of itself
page_noaccess: Disables access to a memory region
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
dotnet_obfuscated: Dotnet program is potentially obfuscated
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
open_winlogon_process: Trying to open winlogon process
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint
dotnet_downloader_possible_network_problem: Dotnet program possibly has network problem
dotnet_suspicious_module_name: Dotnet program has suspicious module name