Managed XDR

vtdl_s5g_rdbf — malware analysis report

File info

Filename
vtdl_s5g_rdbf
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Name of Creating Application: Microsoft Excel, Create Time/Date: Sat Sep 16 00:00:00 2006, Last Saved Time/Date: Mon Jun 17 08:23:37 2024, Security: 0
File size
313 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
67dbf32bbaf2716ec400b446771bd44b20c40b95
SHA256
78db4ada3c188f88b81514983ebe45156fac7c884b93b4ac90c7c7871a2c5fc9
MD5
7212238d8f0843c2f428ac2dd9ba49e2

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 69)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)

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_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
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: 69)
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

Discovery

T1083 checks_recent_files: Attempt to check recently opened files through registry
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
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
office_summary: The document contains suspicious metadata
create_rpc_bindings: Creates RPC connection
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
suricata_alert: Malicious traffic detected