Managed XDR

spreadsheet.xls.tmp — malware analysis report

File info

Filename
spreadsheet.xls.tmp
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1251, Author: User, Last Saved By: User, Create Time/Date: Mon Dec 24 15:22:31 2007, Last Saved Time/Date: Wed Jul 29 08:23:38 2026, Security: 0
File size
730.5 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
437f1b6103d44af22112db47c15a003739cfa6a5
SHA256
64a9923665cdb34a2401cd931319d71f3dd3c03cda511b3434beb1f47ad9e7f7
MD5
e5d2c5e98192f03468eae048a6c4d1e6

Signatures

Execution

T1203 office_write_exe: Office document dropped an executable file
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1064 office_macros_suspicious: Document contains suspicious macro
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)
T1064 office_macros: The document contains macroses (total: 15)
T1064 office_macros_autoexec: The document contains an auto-start macro

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1055 injection_failed: The attempt to inject into a process has failed

Defense Evasion

T1027 office_macros_entropy: The document contains a macro with high entropy (a possible sign of obfuscation)
T1027 office_macros_empty_space: The document contains a macro with a lot of spaces or empty lines
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1064 office_macros_suspicious: Document contains suspicious macro
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1064 office_macros: The document contains macroses (total: 15)
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
T1055 injection_failed: The attempt to inject into a process has failed

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1082 has_wmi: Executes one or several WMI requests
T1057 has_wmi: Executes one or several WMI requests
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

network_bind: Starts servers listening at None
creates_exe: Creates executable files in the file system
office_summary: The document contains suspicious metadata
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
yara_rules: Static rules