Managed XDR

vtdl_sr08_h3q — malware analysis report

File info

Filename
vtdl_sr08_h3q
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Ulysses R. Gotera, Last Saved By: george, Name of Creating Application: Microsoft Excel, Last Printed: Mon Dec 25 10:49:03 2023, Create Time/Date: Mon Oct 31 00:27:59 2011, Last Saved Time/Date: Sun Mar 17 10:38:48 2024, Security: 0
File size
41.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
6c60d815e08e0d5bba3b6ea1f44c00fc12a5f925
SHA256
aae387c8b2ce0504ee3698e6c44baad221ac0c03acda45918925b96a6f112f16
MD5
28111861fca3417b19f916d2a17a5ea5

Signatures

Execution

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

T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro

Discovery

T1497 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
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
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