Managed XDR

vtdl_u_rptx1c — malware analysis report

File info

Filename
vtdl_u_rptx1c
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 4.10, Code page: 1252, Author: redcom, Template: Normal, Last Saved By: ., Revision Number: 1, Name of Creating Application: Microsoft Word 9.0, Total Editing Time: 01:00, Create Time/Date: Fri Dec 31 02:02:00 1999, Last Saved Time/Date: Fri Dec 31 02:03:00 1999, Number of Pages: 1, Number of Words: 0, Number of Characters: 0, Security: 0
File size
28.6 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
0a7d1cb3e141ffbc4dac39e49c9263677f9f3b10
SHA256
b8821f778ec5edea683f8ea1cf90cdbe3ee928d9528be8b472dfe7baae6ff11e
MD5
b809a8723dbb456109ac6f5a59824a2b

Signatures

Execution

T1064 office_macros: The document contains macro
T1064 office_macros_strings: Feature lines found in document 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

T1096 persistence_ads: Creates Alternate Data Stream (ADS)
T1064 office_macros: The document contains macro
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro
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

Discovery

T1083 checks_recent_files: Attempt to check recently opened files through registry
T1497.001 antivm_queries_computername: Retrieves the computer name
T1135 server_share_info: Retrieves information about each shared resource on a server

Other

yara_rules: Static rules
office_summary: The document contains suspicious metadata
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