Managed XDR

vtdl_1751937956_pv_uk4lt (Cobalt Strike) — malware analysis report

File info

Filename
vtdl_1751937956_pv_uk4lt
File type
Zip archive data, at least v1.0 to extract
File size
1.9 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
784a49ed1ae3e501eeb34ac44d3fd38004076ea6
SHA256
bcf65396f73795572f0e50e508dc0ddeb8afe69859e4423176785392ea391b41
MD5
c196b906d7207651441125c8f9b0ab6c

Malwares

  • Cobalt Strike

Signatures

Execution

T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)

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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
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 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1083 checks_recent_files: Attempt to check recently opened files through registry

Command and Control

T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
shellcode_wininet: Wininet-shellcode behaviour detected
office_embedded: Office document contains embedded executable file(s)
suspicious_process_network: Unusual process network activity detected
dead_host: Connects to IP addresses that do not respond to requests
create_rpc_bindings: Creates RPC connection
break_limit_exceeded: Warning: function calls limit has been exceeded
test_check_service: Starts services
pe_overlay: PE file contains overlay

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