Analysis

  • max time kernel
    92s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • submitted
    09/11/2024, 14:09

General

  • Target
    file.exe
  • Size 2.0MB
  • Sample241109-rf4jraymfj
  • SHA256 978a35b82f965ec9bdae514f6ad1d01826f05f6a72db263cc7983d054c77414e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • stealc

Botnet
  • tale

C2
  • http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:3668

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/3668-0-0x0000000000B10000-0x000000000122C000-memory.dmp

        memory/3668-1-0x00000000774E4000-0x00000000774E6000-memory.dmp

        memory/3668-2-0x0000000000B11000-0x0000000000B79000-memory.dmp

        memory/3668-3-0x0000000000B10000-0x000000000122C000-memory.dmp

        memory/3668-5-0x0000000000B10000-0x000000000122C000-memory.dmp