Managed XDR

vtdl_9o2wya4c — malware analysis report

File info

Filename
vtdl_9o2wya4c
File type
Microsoft Excel 2007+
File size
224.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
d5f946cc5b722e07b2c19f8a67097dde91ccfa7c
SHA256
912613834f2c4099ed9350c3fdf0374f4c117d2aaf775abc80ca58acd536c94b
MD5
1d7249e587458990199f377ce5975979

Signatures

Execution

T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1064 office_macros_suspicious: Document contains suspicious macro
T1204.002 office_wmi_load: Microsoft Office loads WMI DLL files (WMI usage indicator in macroes)
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1064 office_macros: The document contains macroses (total: 17)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro
T1204 office_mshtml_load: Microsoft Office loads MSHTML DLL files (indicator of ActiveX usage)
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

T1562.001 office_security: Attempts to modify Microsoft Office security settings
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1064 office_macros_suspicious: Document contains suspicious macro
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1064 office_macros: The document contains macroses (total: 17)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro
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 antivm_wmi: Uses WMI to detect virtual environment
T1057 has_wmi: Executes one or several WMI requests
T1082 has_wmi: Executes one or several WMI requests
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1082 reads_csrss: Attempts to read csrss.exe memory
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1083 checks_recent_files: Attempt to check recently opened files through registry

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)
T1102.003 cloud_google: Connects to cloud services of Google (potentially for malicious payload delivery)
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

break_limit_exceeded: Warning: function calls limit has been exceeded
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