Managed XDR

wordcurlandxorandsleep.doc — malware analysis report

File info

Filename
wordcurlandxorandsleep.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1251, Author: , Template: Normal.dotm, Last Saved By: , Revision Number: 33, Name of Creating Application: Microsoft Office Word, Total Editing Time: 57:00, Create Time/Date: Sun Jan 12 00:51:00 2025, Last Saved Time/Date: Sun Jan 12 12:26:00 2025, Number of Pages: 1, Number of Words: 0, Number of Characters: 0, Security: 0
File size
37.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
995caeb3b2e0174122afb08a452661d1239d5b69
SHA256
0ab65164ebcd314cdcb36ec29a534e8f1542cb1e215842d6af270285ce3c41c4
MD5
099c8355c872ae1352a79586e45f79a0

Signatures

Execution

T1203 office_start_thread: Allocates memory and starts a thread inside an office application
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)

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

T1064 office_macros_suspicious: Document contains suspicious macro
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1064 office_macros: The document contains macro
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 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1083 checks_recent_files: Attempt to check recently opened files through registry

Command and Control

T1032 internet_security_options: Sets Internet connections options that are not secure
T1071 internet_security_options: Sets Internet connections options that are not secure
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
shellcode_wininet: Wininet-shellcode behaviour detected
office_summary: The document contains suspicious metadata
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