Managed XDR

c2_purged.doc — malware analysis report

File info

Filename
c2_purged.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Template: Normal, Revision Number: 2, Name of Creating Application: Microsoft Office Word, Create Time/Date: Sun May 26 15:05:00 2024, Last Saved Time/Date: Sun May 26 15:14:00 2024, Number of Pages: 1, Number of Words: 0, Number of Characters: 0, Security: 0
File size
33.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
c0a9804aa7de5efd9f23c6ee78a647d1517525ae
SHA256
8b76970fbc70c07dd7ccd0d9519a0487f199247e3bc7f3bdbe19ff28865616c5
MD5
10cf976375eee68be776a15727fdd3a0

Signatures

Execution

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

T1564 office_vba_stomping: VBA Stomping was detected in the document (the VBA source code and P-code are different)
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

Command and Control

T1105 office_dl_write_exe: Probably malicious office document (downloads/drops EXE files to disk)
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

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