Managed XDR

vtdl_oxxnekz0 — malware analysis report

File info

Filename
vtdl_oxxnekz0
File type
Microsoft Excel 2007+
File size
16 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b8b5d65adb5babfec3eadf8a96b7ff1eb6a5d3fc
SHA256
ebbdc0312fdce301396ba17c23de84eaf9d8f850702f327b5165915b3c34c2b3
MD5
58b04989709865e39b26648055ff7c57

Signatures

Execution

T1059.001 suspicious_powershell: Suspicious document behaviour (creates powershell process)
T1059.001 suspicious_process: Spawns a suspicious process
T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains 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

T1064 office_macros_suspicious: Document contains suspicious macro
T1064 office_macros: The document contains macro
T1064 office_macros_autoexec: The document contains an auto-start macro
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
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
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
networkdyndns_checkip: Connects to a Dynamic DNS domain
dead_host: Connects to IP addresses that do not respond to requests
dead_host_suspicious: Connects to IP addresses with suspicious port that do not respond (possible Meterpreter)
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
suricata_alert: Malicious traffic detected