Managed XDR

flamethrower_cs_https_wininet_x64.ps1 (Cobalt Strike) — malware analysis report

File info

Filename
flamethrower_cs_https_wininet_x64.ps1
File type
ASCII text, with very long lines
File size
474.2 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
294c5cb87e80741b411f36dbe8995aa857ff1912
SHA256
29393c6dc1481014a4e24361d4e733a39c9f2880a650c552a6053c03e1c25e30
MD5
c7368deb7f937dd1a4e40e2e9b3c64c9

Malwares

  • Cobalt Strike

Signatures

Privilege Escalation

T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

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 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
network_bind: Starts servers listening at None
network_powershell: Powershell process network connection detected
create_rpc_bindings: Creates RPC connection
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
writes_data: Writes big amount of data to disk

Related reports