Managed XDR

vtdl_1745466557_ufbhjudv — malware analysis report

File info

Filename
vtdl_1745466557_ufbhjudv
File type
Microsoft Excel 2007+
File size
129 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
1841dc46a2dd2723127d2994b9468a71f406ac91
SHA256
c5bed1a0221701c50cfa9bd3bf0be2d9d6918e4cac2c517a0f3d82e442d79a42
MD5
01e9ab3b14efe403c6726f0a44236e1e

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1559 suspicious_process: Spawns a suspicious process
T1064 office_macros_suspicious: Document contains suspicious macro
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL
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)
T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)
T1064 office_macros: The document contains macroses (total: 9)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

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_suspicious: Document contains suspicious 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
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization
T1064 office_macros: The document contains macroses (total: 9)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Credential Access

T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization
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)
T1071.001 network_http: Performs HTTP requests
T1102.003 cloud_github: Connects to cloud services of Github (potentially for malicious payload delivery)
T1102.003 references_github: Contains links to cloud services of Github (potentially for malicious payload delivery)

Impact

T1485 deletes_files: Removes 100 or more files from C: drive

Other

creates_exe: Creates executable files in the file system
creates_suspended_process: Creates suspended process
message_box: Displays a message
test_check_service: Starts services
office_links: Office file contains external links
writes_data: Writes big amount of data to disk
js_suspicious: Suspicious javascript