Managed XDR

vtdl_1744437023_gskc_fob — malware analysis report

File info

Filename
vtdl_1744437023_gskc_fob
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Admin, Last Saved By: Nguyen Thi Thai Van, Name of Creating Application: Microsoft Excel, Last Printed: Mon Mar 24 04:24:43 2025, Create Time/Date: Wed Oct 7 03:27:30 2009, Last Saved Time/Date: Mon Mar 24 04:24:58 2025, Security: 0
File size
407.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
923f2c1f3664b88c150fa051557df07414239f4d
SHA256
f98b8f88ef1533ec2ab0843443b0bf4345204da85579df330d92188f184f6227
MD5
5816101a77238074d8d81a710cd89066

Signatures

Execution

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

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
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

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1083 checks_recent_files: Attempt to check recently opened files through registry

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