Managed XDR

vtdl_1753762286_4zsgr8wa — malware analysis report

File info

Filename
vtdl_1753762286_4zsgr8wa
File type
Microsoft Excel 2007+
File size
323.2 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
9e364fa18a5b1967e949c976d624b01a0cb2620f
SHA256
08af21662f6f9499970aff1c814d59c4c4c468b0f22c900c27838074e3ef8061
MD5
5241c6ffb481e33be98e13398109e878

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

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 packer_entropy: Probably contains compressed or encrypted data
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
T1480 system_default_lang_id_present: Checks the system language
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

T1552.002 opens_registry_hive_file: Attempts to open Windows registry hive file
T1003.002 opens_registry_hive_file: Attempts to open Windows registry hive file

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
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Command and Control

T1102.003 references_github: Contains links to cloud services of Github (potentially for malicious payload delivery)

Other

yara_rules: Static rules
office_embedded: Office document contains embedded executable file(s)
has_pdb: This executable file has a PDB path
break_limit_exceeded: Warning: function calls limit has been exceeded
get_policy_info: Retrieves information about a Policy object
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
office_links: Office file contains external links
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call
Managed XDR