Managed XDR

vtdl_1741336987_cbq5bntk — malware analysis report

File info

Filename
vtdl_1741336987_cbq5bntk
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Chatsiri Poungyeesoun, Last Saved By: Sarisa I., Name of Creating Application: Microsoft Excel, Create Time/Date: Tue Mar 4 03:26:27 2025, Last Saved Time/Date: Fri Mar 7 07:39:01 2025, Security: 0
File size
32.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b5b3196296fa22ddf0055793b0fb776963fd585d
SHA256
1c105180644e6c41eaf8376bf7234b3529a1623949edcd0e2d00217597c30ebd
MD5
1cae39832468cfb453217805aad9fe38

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1106 susp_callbacks: Suspicious usage of some WinAPI with callbacks

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)
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

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

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
T1135 server_share_info: Retrieves information about each shared resource on a server
T1083 checks_recent_files: Attempt to check recently opened files through registry

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
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