Managed XDR

dttcodexgigas.55d73c39...6fe3cbee6ad5fc2be03da4 — malware analysis report

File info

Filename
dttcodexgigas.55d73c39c4fe0d14ef6fe3cbee6ad5fc2be03da4
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Last Saved By: Linky, Name of Creating Application: Microsoft Excel, Create Time/Date: Fri Jul 29 06:57:03 2022, Last Saved Time/Date: Tue Nov 19 11:11:21 2024, Security: 0
File size
1.8 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
55d73c39c4fe0d14ef6fe3cbee6ad5fc2be03da4
SHA256
82628b643c3b39728e58f39903472f64cf64ad70c4627090c8ced2b592d88e22
MD5
ff0265446154f1acfe9a810d0ff443fc

Signatures

Execution

T1203 office_write_exe: Office document dropped an executable file
T1203 office_runs_dll: Suspicious document behaviour (tries to execute dll file)
T1559 suspicious_process: Spawns a suspicious process
T1064 office_macros_suspicious: Document contains suspicious macro
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro

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 office_macros_hex_strings: Lines in hex found in document macro
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1218.011 rundll_shell32: Uses ShellExec_RunDLL to run an executable file
T1064 office_macros_suspicious: Document contains suspicious macro
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1070 stealth_window: A process created a hidden window

Credential Access

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

Discovery

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1083 checks_recent_files: Attempt to check recently opened files through registry
T1135 server_share_info: Retrieves information about each shared resource on a server
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
suspicious_process_network: Unusual process network activity detected
dns_without_resolve: DNS query without a response
office_summary: The document contains suspicious metadata
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
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