Managed XDR

capgemini-documentation-v2020.2.1.xls (ZLoader) — malware analysis report

File info

Filename
capgemini-documentation-v2020.2.1.xls
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Rana, Avipsha, Last Saved By: kundarapu kavya, Last Printed: Thu May 10 13:12:06 2018, Create Time/Date: Mon Jan 15 03:48:38 2018, Last Saved Time/Date: Tue May 6 05:18:51 2025, Security: 0
File size
47 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
d7742ea1ce09b570bf2ffb9fd3a0885e647527d2
SHA256
3f6f54b3eaf9746db5dce993e85c165726fc0a3e9005ae3e9ad140f2b9f0417f
MD5
bd6c791a8d9376798ffdd832e2fb7a14

Malwares

  • ZLoader

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1064 office_macros_hidden: Document contains suspicious Excel 4.0 macro
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1064 office_macros: The document contains macroses (total: 3)

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_hidden: Document contains suspicious Excel 4.0 macro
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1064 office_macros: The document contains macroses (total: 3)

Discovery

T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
office_summary: The document contains suspicious metadata
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
office_links: Office file contains external links
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call

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