Managed XDR

vtdl_jsk2_0cc — malware analysis report

File info

Filename
vtdl_jsk2_0cc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1258, Author: Administrator, Last Saved By: Admin, Last Printed: Thu May 14 03:02:32 2020, Create Time/Date: Sat Oct 19 03:15:38 2019, Last Saved Time/Date: Wed Feb 21 01:48:41 2024, Security: 0
File size
63.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
83b4e3e129f16e24485411b660cd4a1cc7ad710f
SHA256
60fd2eadde67fb3918f281389236615ea94787596a5ab7492d02436550227c82
MD5
7813a6fb59353e88745b7ff9aa6568fe

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

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
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

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
T1135 server_share_info: Retrieves information about each shared resource on a server
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
office_summary: The document contains suspicious metadata
create_rpc_bindings: Creates RPC connection
break_limit_exceeded: Warning: function calls limit has been exceeded
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