Managed XDR

knn-ho-so-gv-hk2-23-24...nhom1-ttkhanh-stgv.xls — malware analysis report

File info

Filename
knn-ho-so-gv-hk2-23-24-91-tieng-anh-2-c25ddt-c25kt1-c25kt2-ttk-hanh-sll-stgv-ta2-c25ddt-tcktnhom1-ttkhanh-stgv.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: GiangTay, Last Saved By: AutoBVT, Name of Creating Application: Microsoft Excel, Last Printed: Tue Aug 30 14:48:10 2022, Create Time/Date: Sun Apr 7 15:00:44 2019, Last Saved Time/Date: Wed May 15 16:19:01 2024, Security: 0
File size
180.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
333282e12f32a68737bc17cf232b885eef732d80
SHA256
f6558b788ba88b0b2574a13576aec521a5e3c1fd349a10e2145b16ddfa284558
MD5
0c52c145bd040edd5020e9ea49fdcc01

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 2)
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: 2)
T1064 office_macros_autoexec: The document contains an auto-start macro
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 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
T1083 checks_recent_files: Attempt to check recently opened files through registry

Other

yara_rules: Static rules
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