General

  • Target

    TZEternal.exe

  • Size

    6.8MB

  • Sample

    241214-ztbpwswlaj

  • MD5

    bc4c230eb26e394a3d0ff8eee8c11356

  • SHA1

    3e8ccec82b05abfd2a1d4cc5e55332fa2c509c05

  • SHA256

    4a74d1c4d9610181fa7700c9e6d21ddfd39bac64387d1675c39fec265804f3fa

  • SHA512

    3f7e5997ba36123190289269da6112548e1eb9ca6a13a995dace50ee8b508d61df898b7841f7ceca45cfe4f0162ec41c70fdcedaafa9ddfdbc0fad6e66cdf5b7

  • SSDEEP

    98304:nrHkwN+MdA5wqSnW188MMhJMjarJaon7JPzf+JiUCS3swhzqgez7DovaDJ1n6hBR:n7V1vqB6ylnlPzf+JiJCsmFMvln6hqgX

Malware Config

Targets

    • Target

      TZEternal.exe

    • Size

      6.8MB

    • MD5

      bc4c230eb26e394a3d0ff8eee8c11356

    • SHA1

      3e8ccec82b05abfd2a1d4cc5e55332fa2c509c05

    • SHA256

      4a74d1c4d9610181fa7700c9e6d21ddfd39bac64387d1675c39fec265804f3fa

    • SHA512

      3f7e5997ba36123190289269da6112548e1eb9ca6a13a995dace50ee8b508d61df898b7841f7ceca45cfe4f0162ec41c70fdcedaafa9ddfdbc0fad6e66cdf5b7

    • SSDEEP

      98304:nrHkwN+MdA5wqSnW188MMhJMjarJaon7JPzf+JiUCS3swhzqgez7DovaDJ1n6hBR:n7V1vqB6ylnlPzf+JiJCsmFMvln6hqgX

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • 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

    • 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