General

  • Target
    MBAM Patch (MALWARE!).7z
  • Size 64.9MB
  • Sample260807-mfl79awvax
  • SHA256 8d4cf683249b4a52d4a4291c9346adfd6ce7267a0b45a570ec4758461cd4d535
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      MBAM Patch (MALWARE!).7z
    • Size 64.9MB
    • SHA256 8d4cf683249b4a52d4a4291c9346adfd6ce7267a0b45a570ec4758461cd4d535
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Installs a root certificate to the trusted certificate store

      A root certificate was added to the trusted certificate store using CertUtil.

    • Patched UPX-packed file

      Sample is packed with UPX but required header fields are zeroed out to prevent unpacking with the default UPX tool.

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Looks up external IP address via web service

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

    • Command and Scripting Interpreter: PowerShell

      Start PowerShell.

    • ConfuserEx .NET packer

      Detects ConfuserEx .NET packer.

    • Detected potential entity reuse from brand GOOGLE.

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks