Managed XDR

nodrfeac.doc (Emotet) — malware analysis report

File info

Filename
nodrfeac.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Title: EMPRESA Y DOMICILIO, Author: MICROSOFT WORD 6.0, Template: Normal.dotm, Last Saved By: Jordi Floriach Salmern, Revision Number: 4, Name of Creating Application: Microsoft Office Word, Total Editing Time: 04:00, Last Printed: Tue Sep 5 11:41:00 2017, Create Time/Date: Mon Jun 22 10:59:00 2015, Last Saved Time/Date: Tue Sep 5 11:42:00 2017, Number of Pages: 1, Number of Words: 1160, Number of Characters: 6383, Security: 0
File size
161.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
9bb8a48ab24cee8fb111698c202686fb4f5ff3d0
SHA256
80ff47e37ef8fc3cad2fa3dfe884aa2009fc3132d488a532ad2c1f3777a5ba46
MD5
280e6e36ef5789f565a23ba0aad88497

Malwares

  • Emotet

Signatures

Execution

T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macro
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

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

T1564.001 stealth_file: Creates hidden or system files
T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macro
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro
T1497 evasion_runmru: Attempts to detect Sandbox by Run MRU
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.001 antivm_queries_computername: Retrieves the computer name
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

T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_runmru: Attempts to detect Sandbox by Run MRU
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.001 antivm_queries_computername: Retrieves the computer name
T1135 server_share_info: Retrieves information about each shared resource on a server
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
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

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