General

  • Target

    Criamnl-nuker.exe

  • Size

    6.9MB

  • Sample

    241228-v81kcazmdv

  • MD5

    f76e0b179086ea8610a7b8861a2e6a32

  • SHA1

    485f0f1db583e266db1a56e08072df118685268e

  • SHA256

    525a89a83b5e24f6c67d5e4f8dbf6ea4883b516c52c9103581782bacac921bfb

  • SHA512

    458928f553a540b5731797dfcb795ffd0485d93c478fb5cbdb781ed073ebb914ca234aad6f7d7841b3e79b80ef029437dc8cad74be598f9ef6ee051bd0e6e7b1

  • SSDEEP

    98304:PiDjWM8JEE1FKXamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRpYRJJcGhEIFS:Pi0XeNTfm/pf+xk4dWRpmrbW3jmrq

Malware Config

Targets

    • Target

      Criamnl-nuker.exe

    • Size

      6.9MB

    • MD5

      f76e0b179086ea8610a7b8861a2e6a32

    • SHA1

      485f0f1db583e266db1a56e08072df118685268e

    • SHA256

      525a89a83b5e24f6c67d5e4f8dbf6ea4883b516c52c9103581782bacac921bfb

    • SHA512

      458928f553a540b5731797dfcb795ffd0485d93c478fb5cbdb781ed073ebb914ca234aad6f7d7841b3e79b80ef029437dc8cad74be598f9ef6ee051bd0e6e7b1

    • SSDEEP

      98304:PiDjWM8JEE1FKXamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRpYRJJcGhEIFS:Pi0XeNTfm/pf+xk4dWRpmrbW3jmrq

    • Deletes Windows Defender Definitions

      Uses mpcmdrun utility to delete all AV definitions.

    • 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

    • Hide Artifacts: Hidden Files and Directories

    • UPX packed file

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

    • Target

      �,�Ej��.pyc

    • Size

      1KB

    • MD5

      229b927390e5db5b20c64de50a761632

    • SHA1

      8c8fc9b8cb6dcc24e1e029c19e38cbf9d16b57ad

    • SHA256

      e88d275ace582fdc1bdf093bc19bf28978eeac6cd2476f6bc6fff991deced6c2

    • SHA512

      6ebcdd5a4619e49099f4474a7726c7488f0eb410dddce2dc4f2ac73244580bdd1efcda2a6de1db3db1918bdba8dfd6bdc8ec121a1934c3b4171f5da6efd6c376

    Score
    1/10

MITRE ATT&CK Enterprise v15

Tasks