General

  • Target

    Howl.exe

  • Size

    88.8MB

  • Sample

    241122-s4pk6stmdv

  • MD5

    3066e458040201e783205e6a50832b6f

  • SHA1

    bb76e72938af3860c903887aa2ef14f0c368a34d

  • SHA256

    6fba6fcae984593402c3a48843faf6e0defd4c75d387a6949cbed84d12a2a8e5

  • SHA512

    6d07f063bd1a55c2a5e5eb2991618668aac2d687db7a249dbfaeaff59ecb802a543734bf41d34b855dde0773a483ad190a1cc03f931793eb818219d2417f0f67

  • SSDEEP

    1572864:WGWtVHuw6U4Tc9T+PDoehdETdlfd4mnNs4gmBKVX5CY/avxeIJDyBE3crG:Wr9xXN6UeX6Td4mNej6xeIJDyBSZ

Malware Config

Targets

    • Target

      Howl.exe

    • Size

      88.8MB

    • MD5

      3066e458040201e783205e6a50832b6f

    • SHA1

      bb76e72938af3860c903887aa2ef14f0c368a34d

    • SHA256

      6fba6fcae984593402c3a48843faf6e0defd4c75d387a6949cbed84d12a2a8e5

    • SHA512

      6d07f063bd1a55c2a5e5eb2991618668aac2d687db7a249dbfaeaff59ecb802a543734bf41d34b855dde0773a483ad190a1cc03f931793eb818219d2417f0f67

    • SSDEEP

      1572864:WGWtVHuw6U4Tc9T+PDoehdETdlfd4mnNs4gmBKVX5CY/avxeIJDyBE3crG:Wr9xXN6UeX6Td4mNej6xeIJDyBSZ

    • Enumerates VirtualBox DLL files

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Enumerates processes with tasklist

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks