Managed XDR

as.docx — malware analysis report

File info

Filename
as.docx
File type
Microsoft OOXML
File size
1.4 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
f0653e7e99be0eca182d48e3030767bee18a47d5
SHA256
b21b1182e09c2348fc4ef6c3c3c7abdc0fa44a1ada594be030f2ff6ce3e0aa70
MD5
7a9673056d8c3c53f174c4a74658e62a

Signatures

Initial Access

T1192 downloader_ms_word: Suspicious link to an external file (Microsoft Word)

Execution

T1203 exploit_CVE_2017_0199: Possible exploitation of CVE-2017-0199

Privilege Escalation

T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_queries_computername: Retrieves the computer name

Credential Access

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

Discovery

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

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

dns_without_resolve: DNS query without a response
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
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