General

  • Target

    BootstrapperV1.23.exe

  • Size

    24.0MB

  • Sample

    241118-lk9cxatdnh

  • MD5

    cf62df1af5d22c1123a014565beddc1c

  • SHA1

    c83fcc9683bf2dc80dea73971db0d207a9ab4bba

  • SHA256

    4358dc8f02e6759b228f88157ac7249d0ae502416e4e1cd58076cae8d45a982a

  • SHA512

    69b678ed0dbe5950681ec443fe19aa38f0d796cecd457f3ba089bec8cdd3cd49380382716ed5e120e01853f899c6f1edb68d5b426afc90f9c29bacdbcf837904

  • SSDEEP

    196608:Z00OhPxe+ZeNTfm/pf+xk4dWRpmrbW3jmrI:oUFy/pWu4kRpmrbmyrI

Malware Config

Targets

    • Target

      BootstrapperV1.23.exe

    • Size

      24.0MB

    • MD5

      cf62df1af5d22c1123a014565beddc1c

    • SHA1

      c83fcc9683bf2dc80dea73971db0d207a9ab4bba

    • SHA256

      4358dc8f02e6759b228f88157ac7249d0ae502416e4e1cd58076cae8d45a982a

    • SHA512

      69b678ed0dbe5950681ec443fe19aa38f0d796cecd457f3ba089bec8cdd3cd49380382716ed5e120e01853f899c6f1edb68d5b426afc90f9c29bacdbcf837904

    • SSDEEP

      196608:Z00OhPxe+ZeNTfm/pf+xk4dWRpmrbW3jmrI:oUFy/pWu4kRpmrbmyrI

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Drops file in Drivers directory

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

    • Blocklisted process makes network request

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • 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