Managed XDR

9.doc (Emotet) — malware analysis report

File info

Filename
9.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, Code page: 1252, Title: Consectetur., Author: Axel Dumas, Template: Normal.dotm, Revision Number: 1, Name of Creating Application: Microsoft Office Word, Create Time/Date: Wed Sep 2 12:46:00 2020, Last Saved Time/Date: Wed Sep 2 12:46:00 2020, Number of Pages: 1, Number of Words: 4, Number of Characters: 26, Security: 0
File size
189 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
4f6e4c2abedf09096b9f40065a8380057a8da91f
SHA256
3fa50a2159c1f7cfc860ec024d39016d2203958f17677cddfb6a3832098716e7
MD5
af67006183d28edbce8c18535dd15662

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)
T1059.001 suspicious_process: Spawns a suspicious process
T1204.002 office_wmi_load: Microsoft Office loads WMI DLL files (WMI usage indicator in macroes)
T1559.001 com_exec: Execution of Win32_Process.Create COM Method
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1064 office_macros: The document contains macroses (total: 2)
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

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

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1497 debugs_self: Creates a process and debugs it
T1083 checks_recent_files: Attempt to check recently opened files through registry

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
dns_without_resolve: DNS query without a response
http_file_not_found: Attempts to download EXE or DLL file but receives HTML with an error
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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