Managed XDR

c-users-user-desktop-attachment.doc-copy — malware analysis report

File info

Filename
c-users-user-desktop-attachment.doc-copy
File type
Rich Text Format data, version 1, unknown character set
File size
50.6 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
3a613f61fcdd1a2d50811996a994f55b56d72530
SHA256
fdae5173ed1923147232729994d2bd7b375db9081515e6a51a8ac9cc619f4f8a
MD5
15e62462437ee1e35b7eb5ee9b4d36d3

Signatures

Execution

T1203 exploit_CVE_2017_0199: Possible exploitation of CVE-2017-0199
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
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 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
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

Credential Access

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

Discovery

T1083 checks_recent_files: Attempt to check recently opened files through registry
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1071.001 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1071.004 office_exploit_dns: The document exhibits suspicious behaviour (performs DNS requests)
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
dead_host: Connects to IP addresses that do not respond to requests
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