Managed XDR

vtdl_y4i6nx35 — malware analysis report

File info

Filename
vtdl_y4i6nx35
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: PC, Last Saved By: PC, Name of Creating Application: Microsoft Excel, Create Time/Date: Wed Nov 21 22:19:24 2018, Last Saved Time/Date: Wed Nov 21 22:19:26 2018, Security: 0
File size
56.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b4c181eb396acbe77a7b833b601b16aa51e06f2d
SHA256
341a4184880064495ff612413572b8b451bc67e570d0067a3e68b974e9c2eac5
MD5
e1dad5e7dbbb875270aa077eb2db01ad

Signatures

Execution

T1059.001 suspicious_powershell: Suspicious document behaviour (creates powershell process)
T1203 office_exploit_creates_cmd: The document exhibits suspicious behaviour (creates a cmd.exe process)
T1064 office_macros_suspicious: Document contains suspicious macro
T1059.001 suspicious_process: Spawns a suspicious process
T1064 office_macros: The document contains macroses (total: 5)
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

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: 5)
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 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
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

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
suricata_alert: Malicious traffic detected
office_summary: The document contains suspicious metadata
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