Managed XDR

c-users-user-desktop-datos-factura.doc-copy (Emotet) — malware analysis report

File info

Filename
c-users-user-desktop-datos-factura.doc-copy
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Title: Rial Omani, Subject: Buckinghamshire, Keywords: Unbranded Wooden Shoes, Comments: channels, Revision Number: 1, Name of Creating Application: Microsoft Office Word, Create Time/Date: Thu Oct 10 22:54:00 2019, Last Saved Time/Date: Tue Feb 4 16:37:00 2025, Number of Pages: 1, Number of Words: 30, Number of Characters: 173, Security: 0
File size
365 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
4a04f70e0a632312524307a63b39be3a9fafd4b1
SHA256
0b3cf5d5e9aec5acf38a9bf1b94053e6a6b1955baf127fc25504b0201971789e
MD5
23d5a5d93c21be6120e2a3a10db5f72b

Malwares

  • Emotet

Signatures

Execution

T1059.001 suspicious_powershell: Suspicious document behaviour (creates powershell process)
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1559.001 com_exec: Execution of Win32_Process.Create COM Method
T1059.001 suspicious_process: Spawns a suspicious process
T1204.002 office_wmi_load: Microsoft Office loads WMI DLL files (WMI usage indicator in macros)
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 debugs_self: Creates a process and debugs it
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

Discovery

T1497 debugs_self: Creates a process and debugs it

Command and Control

T1071.001 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.004 office_exploit_dns: The document exhibits suspicious behaviour (performs DNS requests)
T1071.001 network_http: Performs HTTP requests

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
modifies_certs: Attempts to generate or modify system certificates
dns_without_resolve: DNS query without a response
dead_host: Connects to IP addresses that do not respond to requests
http_file_not_found: Attempts to download EXE or DLL file but receives HTML with an error
create_rpc_bindings: Creates RPC connection
break_limit_exceeded: Warning: function calls limit has been exceeded
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

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