Managed XDR

vtdl_1786603181_p5yu90ak (Cobalt Strike) — malware analysis report

File info

Filename
vtdl_1786603181_p5yu90ak
File type
MS Windows shortcut, Item id list present, Points to a file or directory, Has Relative path, Has Working directory, Has command line arguments, Icon, Archive, ctime=Wed Jun 22 01:47:50 2022, mtime=Wed Aug 12 21:47:23 2026, atime=Wed Jun 22 01:47:50 2022, length=278528, window=hidenormalshowminimized
File size
2.7 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
b5842aa9e62adc823b6a4c328710d0dea864da17
SHA256
815bb6167eba944c079d42e95a63c3cc1beedc7d54e5e3a0c14c9a1fd629bb71
MD5
c17ebc7338d9d1ca7f2d8ac2e8fab8de

Malwares

  • Cobalt Strike

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious PowerShell process
T1204 suspicious_lnk: LNK file with suspicious content
T1059 powershell_cmd_longcommandline: Suspiciously long commandline
T1059.001 suspicious_process: Spawns a suspicious process
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL

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

T1218 suspicious_cmdline: Executes a suspicious command
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1057 has_wmi: Executes one or several WMI requests
T1082 has_wmi: Executes one or several WMI requests
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization

Command and Control

T1032 internet_security_options: Sets Internet connections options that are not secure
T1071 internet_security_options: Sets Internet connections options that are not secure
T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
shellcode_wininet: Wininet-shellcode behavior detected
multiple_useragents: Uses more than one unique User-Agent
network_bind: Starts servers listening at None
suspicious_process_network: Unusual process network activity detected
dead_host: Connects to IP addresses that do not respond to requests
network_powershell: PowerShell process network connection detected
no_graphical_activity: No graphic activity
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
js_suspicious: Suspicious javascript

Related reports