Managed XDR

c-users-user-desktop-spreadsheet.xls — malware analysis report

File info

Filename
c-users-user-desktop-spreadsheet.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Last Saved By: User, Last Saved Time/Date: Wed Sep 24 11:15:34 2025, Security: 1
File size
622 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
dc82efd848555bfb293fb14251b16befc7106154
SHA256
1b4cf39e3fe9908c0a3a239714ef56005b9624f3c3353600fdf9ad33fd92014e
MD5
e5add762984b79358021dc2f54eac39c

Signatures

Execution

T1559 suspicious_process: Spawns a suspicious process
T1064 office_macros_suspicious: Document contains suspicious macro
T1047 has_wmi: Executes one or several WMI requests
T1064 office_macros: The document contains macroses (total: 7)
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 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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_empty_space: The document contains a macro with a lot of spaces or empty lines
T1064 office_macros_suspicious: Document contains suspicious macro
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1064 office_macros: The document contains macroses (total: 7)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Discovery

T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1135 server_share_info: Retrieves information about each shared resource on a server
T1082 reads_csrss: Attempts to read csrss.exe memory
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Collection

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Other

kills_explorer: Terminates explorer.exe process
office_summary: The document contains suspicious metadata
office_suspicious_data: Office file contains suspicious data
create_rpc_bindings: Creates RPC connection
access_recyclebin: Manipulation with recyclebin detected
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
yara_rules: Static rules