Managed XDR

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

File info

Filename
c-users-user-desktop-design.doc-copy
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Subject: wireless parsing Massachusetts Down-sized Central Arkansas strategic Arizona extend, Template: Normal, Revision Number: 1, Name of Creating Application: Microsoft Office Word, Create Time/Date: Tue Jan 5 09:34:00 2021, Last Saved Time/Date: Sat Nov 16 10:21:00 2024, Number of Pages: 1, Number of Words: 3189, Number of Characters: 18180, Security: 8
File size
160 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
58e7beb2365f58ea7de97749bed68b844a533f3b
SHA256
1ed1eb02bbd8f06b9d20256c2ae03b57b45ca1915592bb52babaeb9cc7a7c3f9
MD5
7937097b1b14ea1fba598b205b2bd7ed

Malwares

  • Emotet

Signatures

Execution

T1059.001 suspicious_powershell: Suspicious document behaviour (creates powershell process)
T1059 powershell_cmd_longcommandline: Suspiciously long commandline
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
T1059.003 suspicious_process: Spawns a suspicious process
T1204.002 office_wmi_load: Microsoft Office loads WMI DLL files (WMI usage indicator in macros)
T1059.003 suspicious_cmd: Executes cmd.exe with a suspicious command line
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
T1027 suspicious_cmd: Executes cmd.exe with a suspicious command line
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
T1082 reads_csrss: Attempts to read csrss.exe memory

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
message_box: Displays a message
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
suricata_alert: Malicious traffic detected

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