Managed XDR

new_recovery_tool_to_h...impacting_windows.docm (Emotet) — malware analysis report

File info

Filename
new_recovery_tool_to_help_with_crowdstrike_issue_impacting_windows.docm
File type
Microsoft Word 2007+
File size
302.9 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
499f8881f4927e7b4a1a0448f62c60741ea6d44b
SHA256
803727ccdf441e49096f3fd48107a5fe55c56c080f46773cd649c9e55ec1be61
MD5
dd2100dfa067caae416b885637adc4ef

Malwares

  • Emotet

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1203 office_exploit_creates_cmd: The document exhibits suspicious behaviour (creates a cmd.exe process)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macro
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)
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL

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

T1218 suspicious_cmdline: Executes a suspicious command
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_suspicious: Document contains suspicious macro
T1070 stealth_window: A process created a hidden window
T1140 unpacking_utilities: Uses Windows utilities to unpack data
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
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 macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

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

Discovery

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1083 checks_recent_files: Attempt to check recently opened files through registry

Command and Control

T1105 cmdline_curl: Uses curl utility for network data transferring

Other

yara_rules: Static rules
creates_in_windows: Creates files in the Windows directory
message_box: Displays a message
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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