Managed XDR

vtdl_v71f6rg7 — malware analysis report

File info

Filename
vtdl_v71f6rg7
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: Hoa Mai, Last Saved By: TRAN MINH TUAN, Name of Creating Application: Microsoft Excel, Create Time/Date: Mon Apr 11 23:02:44 2022, Last Saved Time/Date: Wed Apr 20 02:57:41 2022, Security: 0
File size
57.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
69d56ff596fa51d3ac27fabd33af7e7c9a18d2e0
SHA256
2b81dacec11b886545f216a2cd25e512a58339455210fa8be210eadb7fed9375
MD5
cabacbcf3315497f36a8d0654d877d9b

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

T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
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
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
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