Managed XDR

vtdl_o2i8ih29 — malware analysis report

File info

Filename
vtdl_o2i8ih29
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: User, Last Saved By: Nguyen , Name of Creating Application: Microsoft Excel, Last Printed: Wed Jan 10 02:30:16 2024, Create Time/Date: Mon Jan 4 17:07:26 2010, Last Saved Time/Date: Wed Jan 10 02:30:19 2024, Security: 0
File size
67 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b674031ee1c450caeb2e40272e524f5886da276f
SHA256
b12ed245a3586bbc7d1882f607cee795a339d14700200ab4cc0345be1cec4f0a
MD5
ef28be2bd9f9034f5dd5758798c33b9f

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
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

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
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 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
creates_doc: Creates (office) documents in the file system
office_summary: The document contains suspicious metadata
office_suspicious_data: Office file contains suspicious data
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
checktokenmembership: Checks user token with CheckTokenMembership call