Managed XDR

vtdl_b7q19gzf — malware analysis report

File info

Filename
vtdl_b7q19gzf
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: user, Template: Normal, Last Saved By: george, Revision Number: 41, Name of Creating Application: Microsoft Office Word, Total Editing Time: 04:00, Create Time/Date: Thu Nov 17 06:58:00 2016, Last Saved Time/Date: Tue Mar 5 15:53:00 2024, Number of Pages: 1, Number of Words: 0, Number of Characters: 2, Security: 0
File size
664 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
51182db0640c61508cb2a4d3674883953167efb1
SHA256
063ed30184347feb0e95acac0e3753f9656244c724e60db18bffe1437bff1280
MD5
0e65348e4a96da8579e4cb281f6f89e6

Signatures

Execution

T1203 office_write_exe: Office document dropped an executable file
T1059 suspicious_process: Spawns a suspicious process
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
T1059 wscript_info_discovery: Collects info about system with Wscript.Shell
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: 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 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
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

T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1135 server_share_info: Retrieves information about each shared resource on a server
T1033 wscript_info_discovery: Collects info about system with Wscript.Shell

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
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